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    5,000 aws polly công việc được tìm thấy
    $130 Giá đặt trung bình
    9 lượt đặt giá

    Tôi đang tìm một người dạy tiếng Việt để hướng dẫn cách thiết lập và quản lý server cho game, cụ thể là trên AWS. Nội dung khóa học: - Cài đặt và vận hành server (chủ yếu trên AWS, nhưng nếu bạn quen với Ubuntu hoặc VPS cũng được) - Triển khai app/game (Unity, kèm backend) lên server để chạy thử - Quản lý, giám sát và bảo trì hệ thống cơ bản Yêu cầu: - Kinh nghiệm thực tế trong việc triển khai server cho app/game - Có khả năng dạy từ căn bản đến thực hành, dễ hiểu và rõ ràng - Ưu tiên cho những ai có kinh nghiệm backend hoặc devops - Dạy 1:1 qua Zoom, Meet hoặc nền tảng kh&aac...

    $504 Average bid
    $504 Giá đặt trung bình
    5 lượt đặt giá

    Cần tuyển bạn parttime có kinh nghiệm chuyên về tư vấn, thiết kế, hỗ trợ kỹ thuật AWS, Vietnamese

    $21 / hr Average bid
    $21 / hr Giá đặt trung bình
    3 lượt đặt giá

    Chúng tôi cần bạn khởi tạo, thiết lập cổng gửi email thông qua Amazon SES với dung lượng trên 50.000 email / tháng

    $500 Average bid
    $500 Giá đặt trung bình
    2 lượt đặt giá
    nghe-sach-noi
    Đã kết thúc left

    - web đang chạy bình thường + sau khi aws của amazon nâng cấp thì API nhúng - của List nghe của web bị lỗi font - và 1 sô file audio không phát báo lỗi cần fix - hoặc hướng dẫn Fix trên aws cảm ơn!

    $220 Average bid
    $220 Giá đặt trung bình
    2 lượt đặt giá

    Tôi đang cần tìm một chuyên viên kiểm thử (Manual) cho dự án phát triển WebApp. Dự án đang diễn ra và dự kiến kết thúc vào đầu tháng 7. Dự án áp dụng phương pháp quản lý mô hình Scrum. Dự án được xây dựng sử dụng ReactJS (FrontEnd), NodeJS (Backend) và AWS (Infra). Trách nhiệm của chuyên viên kiểm thử: - Xây dựng kế hoạch kiểm thử theo chức năng và yêu cầu nghiệp vụ trong từng sprint. - Tham gia họp cập nhật tình hình với team mỗi ngày - Tiến hành kiểm thử đảm bảo ứng dụng được phát triển đảm bảo chất lượng và đáp ứng đúng yêu cầu nghiệp vụ - Hỗ trợ n...

    $19 / hr Average bid
    $19 / hr Giá đặt trung bình
    3 lượt đặt giá

    Mình đang cần sử dụng tài khoản aws có ec2 limit cao, bạn nào có nhắn mình

    $441 Average bid
    $441 Giá đặt trung bình
    12 lượt đặt giá

    MÌNH CẦN TÌM 1 DEVELOPER TẠI VIỆT NAM PHÁT TRIỂN WEBSITE GHI LÔ ĐỀ ONLINE. - Hiểu về quy trình/lifecycle của 1 hệ thống phần mềm - Có khả năng phát triển 1 ứng dụng cả backend và frontend. - Kiến thức về NodeJS/NestJS, ReactJS, MongoDB, AWS và các service liên quan - Có kiến thức bảo mật về hệ thống

    $500 Average bid
    $500 Giá đặt trung bình
    1 lượt đặt giá

    mình cần 1 developer Việt Nam để phát triển 1 website ghi lô đề online. - Hiểu về quy trình/lifecycle của 1 hệ thống phần mềm - Có khả năng phát triển 1 ứng dụng cả backend và frontend. - Kiến thức về NodeJS/NestJS, ReactJS, MongoDB, AWS và các service liên quan - Có kiến thức bảo mật về hệ thống

    $400 Average bid
    $400 Giá đặt trung bình
    2 lượt đặt giá

    ...we will wire in automated campaigns, broadcasts, and transactional flows that talk to the existing user database. I am still weighing the provider, with AWS EUM and Twilio at the top of the list. If you have a smarter alternative I’m open, but I expect you to be fully comfortable with either of those stacks and the surrounding data science needed for deliverability, tracking, and optimisation. A full-stack mindset is useful because you’ll be touching both the messaging layer and the web application that triggers it. Key deliverables • 10DLC setup, brand and campaign registration approved • API integration with the chosen provider (AWS EUM or Twilio) for SMS and email • Template and workflow automation that can be managed from our admin UI...

    $26 / hr Average bid
    $26 / hr Giá đặt trung bình
    39 lượt đặt giá
    Resolve AWS DNS Reputation ASAP
    6 ngày left
    Đã xác thực

    We are looking for an experienced DNS and domain reputation specialist to help resolve an ongoing production issue affecting users on certain mobile networks (specifically T-Mobile). The specific error users see is: DNS_PROBE_FINISHED_NXDOMAIN Our platform is hosted on AWS (Route 53 + ALB / CloudFront). DNS is correctly configured and resolves properly on most networks (Google DNS, Quad9, etc.). Our domain reputation has already been reviewed and corrected by major security providers. However, users on T-Mobile are still experiencing DNS-based blocking or resolution issues. This appears to be related to carrier-level DNS filtering or residual reputation/security classification behavior — not core infrastructure misconfiguration. ⸻ Scope of Work • Diagnose carrier-le...

    $19 / hr Average bid
    $19 / hr Giá đặt trung bình
    8 lượt đặt giá

    ...API and integrated into our existing email infrastructure so it can trigger personalized sends automatically. Key responsibilities • Data ingestion and cleaning for large transactional datasets • Feature engineering geared toward regression targets (e.g., best send-time, expected revenue) • Model training, hyper-parameter tuning, and A/B test design • Deployment to a scalable environment (AWS or GCP preferred, but stack is flexible) • Documentation and handoff, including monitoring dashboards and retraining scripts Acceptance criteria A working API must return real-time predictions within agreed latency limits, integrate seamlessly with the current SMTP/ESP workflow, and include logging for compliance review. Final delivery is considered com...

    $34 / hr Average bid
    $34 / hr Giá đặt trung bình
    120 lượt đặt giá

    ...Generator: Generation of glTF/OBJ assets ready for WebGL display, including basic texture baking. • AI-Assisted Video Editor: Browser-based timeline that auto-detects scenes, removes silence, adds captions, and outputs H.264/HEVC. Shared requirements – One codebase that cleanly targets web and mobile (React + React Native, Flutter, or a similar framework). – GPU-ready backend (Docker/Kubernetes on AWS, GCP, or Azure) that can scale each model independently. – Secure user accounts, single sign-on, Stripe metered billing, and a token/credit system common to every tool. – Clean componentized UI/UX; Figma mock-ups are available on request. – Source code in a private Git repo with weekly check-ins. Acceptance criteria 1. All four tool...

    $14029 Average bid
    $14029 Giá đặt trung bình
    125 lượt đặt giá

    ...Copilot, Claude, etc.) • Solid version control practices (Git, branching strategies, code review workflows) • Entrepreneurial mindset — you think like a founder, not an employee Bonus: • Experience building SaaS/platform products from scratch • Familiarity with the 3D printing or maker/hardware space • Experience managing dev teams or offshore developers • DevOps/cloud infrastructure experience (AWS, GCP, etc.) • Previous co-founder or early-stage startup experience --- WHAT WE BRING TO THE TABLE • 15+ years entrepreneurial experience, starting from age 14 • Portfolio of technology and e-commerce ventures • #1 globally ranked mentor on MentorCruise for E-commerce, Strategic Planning, Strategic Entrepreneurship, Financial P...

    $47 / hr Average bid
    $47 / hr Giá đặt trung bình
    89 lượt đặt giá

    ...Cursor, Copilot, Claude, etc.) • Solid version control practices (Git, branching strategies, code review workflows) Bonus: • Experience with Shopify or other e-commerce platforms • Experience building SaaS/platform products from scratch • Familiarity with the 3D printing or maker/hardware space • Experience managing small dev teams or offshore developers • DevOps/cloud infrastructure experience (AWS, GCP, etc.) • Track record of shipping fast in startup environments --- HOW WE WORK • Remote, flexible hours • Clear communication, ownership mindset • Move fast, ship often, iterate • Long-term relationship with the right person --- TO APPLY 1. Your technical background and relevant experience 2. Examples of e-commerce platfor...

    $20 / hr Average bid
    $20 / hr Giá đặt trung bình
    120 lượt đặt giá

    I have the complete source code for BDonor, a live web-app that is currently down because Clerk Auth hit its “100 user limit.” The break means I can’t even reach the admin panel, so I need a clean redeployment from the ground up. Right now the site is hosted on Vercel, but I’m open to keeping it there or shifting to something like AWS or Google Cloud if that would eliminate the Clerk ceiling and future-proof the project. I’m not certain which environment variables, build flags, or third-party hooks are mission-critical, so I’ll rely on your guidance to audit the repo, document what matters, and carry it over correctly. Key objectives • Spin up a fresh production instance under my own new accounts (hosting, auth, database, any other services...

    $78 Average bid
    $78 Giá đặt trung bình
    23 lượt đặt giá
    Full-Stack Web3 Engineer (USDC)
    6 ngày left
    Đã xác thực

    ...(HD Wallets). Detects incoming USDC transactions (Chain Indexing). Sweeps funds to a central treasury using EIP-3009 (Gasless Permits) to minimize ETH usage. Provides a secure Admin Dashboard for monitoring and reconciliation. Scope of Work (End-to-End) 1. Architecture & Infrastructure (DevOps) Cloud Setup: Set up the production environment (AWS/GCP/DigitalOcean) using Docker/Kubernetes or robust container orchestration. Security: Configure AWS KMS / HashiCorp Vault for secure key signing (no private keys in DB). Configure firewalls and rate limiting. CI/CD: Setup automated testing and deployment pipelines (GitHub Actions). 2. Backend Development (Node.js/TypeScript) API: Build the REST API (NestJS/Fastify) for merchant payment intents and webhooks. Workers:...

    $4133 Average bid
    $4133 Giá đặt trung bình
    25 lượt đặt giá

    ...freeze accounts instantly. Security and reliability – Follow OWASP practices, encrypt sensitive data at rest and in transit, and add role-based access throughout the dashboard. – All key actions (login, deposits, draws, payouts, KYC decisions) must hit an audit table that cannot be altered outside privileged migration scripts. – The finished stack should run behind HTTPS on a cloud instance (AWS, GCP, or DigitalOcean—happy to discuss), with deployment scripted so I can spin up staging and production easily. Deliverables 1. Source code (Node.js + database schema) in a Git repo 2. Responsive user site, ticket purchase module, and wallet UX 3. Admin dashboard with real-time metrics and draw controls 4. Secure random draw service with verifiabl...

    $80 Average bid
    $80 Giá đặt trung bình
    9 lượt đặt giá

    ...experience with SQL Server, including: - Development and maintenance of Stored Procedures - Creation and usage of Functions, Triggers, and Views - Query optimization and performance analysis - Data schema management in production environments - Integrations & Services - Experience consuming and integrating REST APIs / services, both internal and third-party - Knowledge of cloud services, preferably AWS (service consumption, storage, authentication, or related services) - Ability to work with systems integrated across multiple platforms and enterprise clients - Frontend (Nice to Have) - Knowledge of Vue.js for maintenance or development of existing web interfaces - Experience with JavaScript, HTML, and CSS, focused on functional applications - Ability to understand and modify ...

    $21 / hr Average bid
    $21 / hr Giá đặt trung bình
    95 lượt đặt giá
    Senior Data Engineer for Core Data Product
    6 ngày left
    Đã xác thực

    ...DAGs using AWS Managed Airflow (MWAA) • Implement data quality checks, validation, and alerting • Ensure pipelines are resilient, observable, and recover cleanly from failure • Contribute to Terraform-managed AWS infrastructure What we’re looking for • Proven experience designing, building, and operating production-grade data pipelines • Hands-on experience with Snowflake, dbt, and Airflow • A demonstrable understanding of data quality, observability, and operational reliability • A collaborative mindset with a strong sense of ownership and accountability for systems used by customers Qualifications • Significant experience working as a Data Engineer in a production environment • Experience owning data systems used directl...

    $18 / hr Average bid
    $18 / hr Giá đặt trung bình
    59 lượt đặt giá

    ...estimation logic Long-running job orchestration Background workers / queues Multi-user concurrency Production deployment architecture NOTE: Required Technical Stack (Non-Negotiable) You must have experience with: Node.js or Python backend (FastAPI / Express / NestJS) Background job queues (BullMQ / Celery / Redis / RabbitMQ) PostgreSQL Object storage (S3 or equivalent) Production deployment (AWS / DigitalOcean / similar) API architecture design Handling long-running async workflows Bonus: Experience with AI APIs (OpenAI / Anthropic) Experience with document parsing Cost optimisation for AI workloads NOTE: The Core Challenge We process building inspection PDFs (50–70+ defects per document). Each defect requires: AI classification Structured extraction...

    $2816 Average bid
    $2816 Giá đặt trung bình
    226 lượt đặt giá

    We are looking for an experienced full-stack developer or development team to build a complete Society / Apartment Management Software for residential housing societies. The solution should include a Web Admin Panel and Mobile Applications (Android & iOS) f...- Admin dashboard with analytics Technical Requirements: - Web-based Admin Panel - Android & iOS App - Role-based access (Admin, Committee, Resident, Security, Accountant) - Cloud hosting - Secure login with OTP - Data encryption - Backup system Preferred Tech Stack (Open to Suggestions): - Frontend: React / Flutter - Backend: Node.js / Laravel / Django - Database: MySQL / PostgreSQL - Cloud: AWS / GCP Deliverables: - Complete source code - Deployment support - API documentation - 3 months post-launch support - Basi...

    $1424 Average bid
    $1424 Giá đặt trung bình
    140 lượt đặt giá

    deploying the official open-source backend components and integrating them with various third-...on Android and iOS devices. • Caching: Redis for session and message caching. • Build Tool: Apache Maven for compiling the source code. • External Service Dependencies For a fully functional "Signal" experience, you must configure external APIs in your config .yml: • SMS/Voice: FCM/Twilio for user registration OTPs. • Push Notifications: Firebase (FCM) for Android and APNs for iOS. • Storage: AWS S3 for profile photos and message attachments. • Spam Protection: Google reCAPTCHA for registration security. • Clone the Repo: Get the source from the Official Signal-Server GitHub. • Build the Project: Run ./mvnw clean test or mvn inst...

    $115 Average bid
    $115 Giá đặt trung bình
    55 lượt đặt giá
    Stealth AI Web App Build
    6 ngày left
    Đã xác thực

    ...chat interface. What I’m after is straightforward but technically demanding: a secure, scalable front- and back-end, wired cleanly to our existing inference endpoints so conversations feel instant and natural. While React /  on the front and Node or Python APIs on the back make sense, I’m open to whichever modern stack you prefer—so long as it’s maintainable and can be deployed quickly to AWS, Vercel, or a similarly robust host. Deliverables • Web application connected to our private AI endpoints • Real-time chat integration that handles streaming responses smoothly • Well-documented, test-covered code in our private Git repo • Simple deployment script or container setup for repeatable releases You’ll co...

    $21 / hr Average bid
    $21 / hr Giá đặt trung bình
    324 lượt đặt giá

    ...and grey-box testing. • Experience with test automation frameworks (e.g., Selenium, PyTest, Postman). • Familiarity with reverse proxy tools (NGINX, HAProxy, Envoy) and network traffic analysis. • Hands-on experience with Linux environments and shell scripting. • Graduate from a Top 50 engineering college in India as per NIRF 2025 ranking. Cloud & Security Awareness • Testing in cloud platforms (AWS, Azure, GCP) including virtualized environments. • Understanding of encryption, tunneling protocols, and digital certificates. • Exposure to DevSecOps pipelines and secure deployment practices. • Knowledge of OWASP Top 10 and vulnerability testing tools (e.g., Burp Suite, Nessus). Tools & Platforms • Jira, TestRail, Git, Jenkins, Do...

    $310 Average bid
    $310 Giá đặt trung bình
    13 lượt đặt giá

    ...sensitive functions. Options may include AWS Client VPN with certificate-based MFA Zero Trust solution Dynamic IP allowlisting Responsibilities Network segmentation for admin routes Multi factor authentication integration Access logging and monitoring Emergency access documentation VPN / Zero Trust implementation is optional based on feasibility assessment. 3. Framework and Dependency Upgrade Upgrade and related dependencies to address security vulnerabilities. Requirements Structured dependency audit Incremental upgrade plan Code refactoring as needed Comprehensive regression testing Zero downtime deployment strategy Rollback procedures Technical Environment Frontend: , React, TypeScript Backend: Node.js, API routes Database: AWS RDS Infrastructure: Elastic Be...

    $544 Average bid
    $544 Giá đặt trung bình
    21 lượt đặt giá

    ...sensitive functions. Options may include AWS Client VPN with certificate-based MFA Zero Trust solution Dynamic IP allowlisting Responsibilities Network segmentation for admin routes Multi factor authentication integration Access logging and monitoring Emergency access documentation VPN / Zero Trust implementation is optional based on feasibility assessment. 3. Framework and Dependency Upgrade Upgrade and related dependencies to address security vulnerabilities. Requirements Structured dependency audit Incremental upgrade plan Code refactoring as needed Comprehensive regression testing Zero downtime deployment strategy Rollback procedures Technical Environment Frontend: , React, TypeScript Backend: Node.js, API routes Database: AWS RDS Infrastructure: Elastic Be...

    $1267 Average bid
    $1267 Giá đặt trung bình
    26 lượt đặt giá

    ...sensitive functions. Options may include AWS Client VPN with certificate-based MFA Zero Trust solution Dynamic IP allowlisting Responsibilities Network segmentation for admin routes Multi factor authentication integration Access logging and monitoring Emergency access documentation VPN / Zero Trust implementation is optional based on feasibility assessment. 3. Framework and Dependency Upgrade Upgrade and related dependencies to address security vulnerabilities. Requirements Structured dependency audit Incremental upgrade plan Code refactoring as needed Comprehensive regression testing Zero downtime deployment strategy Rollback procedures Technical Environment Frontend: , React, TypeScript Backend: Node.js, API routes Database: AWS RDS Infrastructure: Elastic Be...

    $1291 Average bid
    $1291 Giá đặt trung bình
    28 lượt đặt giá

    ...sensitive functions. Options may include AWS Client VPN with certificate-based MFA Zero Trust solution Dynamic IP allowlisting Responsibilities Network segmentation for admin routes Multi factor authentication integration Access logging and monitoring Emergency access documentation VPN / Zero Trust implementation is optional based on feasibility assessment. 3. Framework and Dependency Upgrade Upgrade and related dependencies to address security vulnerabilities. Requirements Structured dependency audit Incremental upgrade plan Code refactoring as needed Comprehensive regression testing Zero downtime deployment strategy Rollback procedures Technical Environment Frontend: , React, TypeScript Backend: Node.js, API routes Database: AWS RDS Infrastructure: Elastic Be...

    $80 Average bid
    $80 Giá đặt trung bình
    21 lượt đặt giá

    ...Responsibilities Configure AWS Application Load Balancer to remove server headers Update CloudFront response headers policy Disable X Powered By headers in Customize error responses to prevent version leakage Validate using curl, browser developer tools, and security scanners 2. SSL/TLS Hardening Strengthen TLS configuration to meet modern security standards. Responsibilities Update ALB to TLS 1.2 and 1.3 only Disable weak protocols and insecure cipher suites Implement security headers including HSTS, X Frame Options, X Content Type Options Validate certificate chain and OCSP stapling Achieve SSL Labs A+ rating 3. Open Port and Security Group Audit Conduct infrastructure-level network exposure review. Responsibilities Perform port scans on staging and production Audit ...

    $149 Average bid
    $149 Giá đặt trung bình
    23 lượt đặt giá
    AWS Cloud Security Specialist Needed
    6 ngày left
    Đã xác thực

    ...Responsibilities Configure AWS Application Load Balancer to remove server headers Update CloudFront response headers policy Disable X Powered By headers in Customize error responses to prevent version leakage Validate using curl, browser developer tools, and security scanners 2. SSL/TLS Hardening Strengthen TLS configuration to meet modern security standards. Responsibilities Update ALB to TLS 1.2 and 1.3 only Disable weak protocols and insecure cipher suites Implement security headers including HSTS, X Frame Options, X Content Type Options Validate certificate chain and OCSP stapling Achieve SSL Labs A+ rating 3. Open Port and Security Group Audit Conduct infrastructure-level network exposure review. Responsibilities Perform port scans on staging and production Audit ...

    $94 Average bid
    $94 Giá đặt trung bình
    19 lượt đặt giá
    AI-Powered Full-Stack Developer Needed -- 2
    6 ngày left
    Đã xác thực

    ...correctly. Required Expertise: Your background should include full-stack development across web (React, , Vue, or similar) and mobile platforms (React Native, Flutter, or native iOS/Android). You must demonstrate proficiency with AI-assisted development workflows, writing production-grade code with proper architecture, testing, and security practices. Experience deploying to cloud platforms (AWS, Google Cloud, Vercel, or similar) and working within CI/CD pipelines is essential. We expect you to maintain code quality, implement best practices, and deliver scalable solutions even when moving fast. What Sets You Apart: Show us your portfolio of production applications built using AI tools, with measurable results on delivery speed and quality. We value developers who can architect...

    $8 / hr Average bid
    $8 / hr Giá đặt trung bình
    135 lượt đặt giá

    ...remain stable under continuous high load Hard Requirements (No Exceptions) You must have hands-on production experience with most or all of the following: Jito Bundlers (behavior, risks, mitigation strategies) Jupiter (JUP) or other Solana swap aggregators trading mechanics (bonding curve + migration) High-throughput Solana RPC (QuickNode or similar) Sustained 100–250 req/sec RPC workloads AWS infrastructure for low-latency services KMS / secure key management (no plaintext keys) Building latency-sensitive or MEV-style systems on Solana If your experience is limited to: Simple swap bots Retail trading scripts “I’ve used a bit” This role is not for you. Application Rules Your proposal must include: What Solana trading or MEV systems you’ve built Y...

    $58 / hr Average bid
    $58 / hr Giá đặt trung bình
    6 lượt đặt giá

    ... tokenization, etc.) o Controlled analytics and outputs only (no raw data sharing) 2. Evaluate Build vs Buy o Compare building from scratch vs existing solutions o Pros/cons, cost, scalability, vendor lock-in o Examples of real-world implementations 3. Technology recommendations o Cloud or hybrid architecture o Tools for privacy, access control, encryption o Possible use of BigQuery, Snowflake, AWS Clean Rooms, or custom stack 4. Security & Governance o Data access rules and roles o Auditability and traceability o Compliance-oriented design (financial / credit data context) 5. Deliverables o High-level architecture diagram o Recommended tech stack o Decision framework: build vs buy o Optional: roadmap for implementation Nice to have (big plus) • Experience with credit bu...

    $4179 Average bid
    $4179 Giá đặt trung bình
    25 lượt đặt giá

    ... tokenization, etc.) o Controlled analytics and outputs only (no raw data sharing) 2. Evaluate Build vs Buy o Compare building from scratch vs existing solutions o Pros/cons, cost, scalability, vendor lock-in o Examples of real-world implementations 3. Technology recommendations o Cloud or hybrid architecture o Tools for privacy, access control, encryption o Possible use of BigQuery, Snowflake, AWS Clean Rooms, or custom stack 4. Security & Governance o Data access rules and roles o Auditability and traceability o Compliance-oriented design (financial / credit data context) 5. Deliverables o High-level architecture diagram o Recommended tech stack o Decision framework: build vs buy o Optional: roadmap for implementation Nice to have (big plus) • Experience with credit bu...

    $4235 Average bid
    $4235 Giá đặt trung bình
    15 lượt đặt giá

    ...for long-term collaboration and feature expansion. --- ## Required Technical Skill Set ### Backend Development * Strong experience with **Node.js / Python / PHP** (flexible stack) * RESTful API development * OAuth and authentication flows (JWT, token-based auth) * Webhook handling * Cloud-based architecture * Database design (Postgres / MongoDB / Firebase or equivalent) * File storage integration (AWS S3 or similar) * Scalable SaaS architecture planning --- ### Mobile Development * React Native or Flutter (cross-platform preferred) * API integration * Push notifications * Secure local storage * Experience publishing apps to App Store & Google Play * Performance optimization --- ### Shopify Development * Shopify embedded app development * Shopify Admin API & Webhooks * O...

    $21 / hr Average bid
    $21 / hr Giá đặt trung bình
    185 lượt đặt giá

    ...Bill of Lading You’ll design the data flow, connect the REST/WebSocket endpoints, build the UI screens, and make sure the new code plays nicely with the existing Redux store and TypeScript setup. Proper error handling, offline caching, and unit tests are expected so I can ship to TestFlight and Google Play without surprises. **Relevant Skills:** - React Native (Expo) - Mobile App Development - AWS - UI/UX Design Principles - RESTful API Integration - Lambda Functions - Version Control (Git) - Python Once the feature is merged, I’ll verify that: 1. A shipment’s status changes in the dashboard and the app refreshes within seconds. 2. Push and local notifications arrive on both platforms. 3. The history screen loads all past events even after the app is rest...

    $10 / hr Average bid
    $10 / hr Giá đặt trung bình
    73 lượt đặt giá

    ...deliverables, you must: Remove any SSH keys you added Remove any temporary users you created Remove any tokens, API keys, or credentials stored locally on your machine Revert any firewall allowlists created specifically for your IP (unless explicitly requested to keep) You must provide a written confirmation that all access paths and stored credentials have been deleted. Credential Hygiene If any AWS keys were used or revealed during the work, you must support key rotation and ensure old keys are disabled/deleted. Required Experience Proven experience with Sendy + Amazon SES troubleshooting Strong Linux admin skills (cron, PHP, Nginx/Apache, MySQL) Ability to document changes clearly When Applying, Answer These 4 Questions Have you fixed “Sendy stuck on Sending...

    $173 Average bid
    Gấp
    $173 Giá đặt trung bình
    37 lượt đặt giá

    ...1 - 100 USD STAGE 2 100 USD Deplyment, Testing and Document 50 USD STAGE 1 handles intelligence + cloud STAGE 2 handles device + communication + app STAGE- I Backend Engineer (Cloud + Data + API) Deep Neural Networks for classification (imbalanced datasets, SMOTE preferred) Python (TensorFlow/PyTorch) and model deployment via REST API Handling weather/time-series datasets Cloud hosting (Azure/AWS) and database management SMS gateway integration and push notification backend Secure API development and logging system Deliverable: Deployed ML model with working API endpoint and backend system. STAGE 2 — Embedded & Mobile Systems Engineer (LoRa + App + Hardware) Looking for an engineer experienced in: ESP8266/ESP32 (NodeMCU) firmware development SX1278 LoRa 433 MHz commu...

    $287 Average bid
    $287 Giá đặt trung bình
    29 lượt đặt giá

    ... • Connect to my Shopify store using the official API (private app token or Admin API, whichever you prefer). • Query total orders on each request, not cached or averaged—Smiirl will hit the URL every few seconds. • Return only the total order count, exactly as Smiirl’s documentation specifies. • Host the code so the URL is always reachable over HTTPS. A lightweight serverless function on AWS Lambda, Cloudflare Workers, or similar is fine; I only care that it stays online reliably. Acceptance test When I paste the generated URL into my Smiirl dashboard, the counter should update live as new orders arrive in Shopify. Let me know your preferred stack, any minimal shop permissions you’ll need, and a quick timeline to deliver the work...

    $37 Average bid
    $37 Giá đặt trung bình
    39 lượt đặt giá
    SaaS Pharmacy Ecommerce Web & App
    5 ngày left
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    ...analytics and handle user permissions. For the customer side in particular, these functions are non-negotiable at launch: • Product search & intelligent filters • Real-time order tracking • Secure prescription upload (PDF/JPEG), with pharmacist dashboard for review Architecture and stack are up to you, but I expect modern, well-documented code (Laravel/Node, React/Vue, PostgreSQL/MySQL, AWS/GCP—whatever you’re strongest in) and an API-first approach so the future mobile apps can plug straight in. Multi-tenant support, role-based access control, payment gateway integration, and HIPAA-compliant handling of medical data are essential. Send me a brief outline of your proposed tech stack, timeline to MVP, and a link to a comparable SaaS product ...

    $518 Average bid
    $518 Giá đặt trung bình
    88 lượt đặt giá
    Multi-Tenant Lab Management SaaS
    5 ngày left
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    I already run a fully-featured laboratory management system on GoDaddy hosting and now need it refactored into a true multi-tenant SaaS application on AWS. The current codebase covers day-to-day lab workflows (inventory, result tracking, appointment scheduling), so your focus is to re-architect rather than rebuild. The new version must let me spin up and manage any number of client labs from a single codebase while guaranteeing clear data segregation and security between tenants. Each client should enjoy a self-serve onboarding flow and an integrated billing & invoicing module so subscriptions, usage tiers or manual charges can be handled inside the platform with no third-party spreadsheets. A crucial piece is test-report printing. Every client needs to: • upload their ow...

    $763 Average bid
    $763 Giá đặt trung bình
    52 lượt đặt giá

    Project Overview We are seeking an experienced Load and Stress Testing Specialist to assess... Required Skills & Experience Proven experience in load & stress testing large-scale web applications Experience with tools such as: JMeter, Gatling, k6, LoadRunner, Locust, BlazeMeter Experience testing: - High-traffic transactional systems - Ticketing or e-commerce platforms (preferred) - Strong understanding of - API performance testing - Database performance tuning - Cloud infrastructure (AWS / Azure / GCP) - Autoscaling and high-availability environments - Ability to produce structured technical documentation Deliverables - Test Strategy & Plan - Test Scripts & Configurations - Load Testing Report - Stress Testing Report - Bottleneck & Risk Assessment - Performan...

    $96 Average bid
    $96 Giá đặt trung bình
    14 lượt đặt giá

    ...mandatory): Frontend: React / / Vue / Angular Backend: Node.js / Django / Laravel Database: PostgreSQL / MySQL / MongoDB Admin panel: Custom or framework-based API-based architecture Clean, modular, well-documented code 6. Deliverables Fully functional website Admin panel with all configurations Payment gateway integration Security & anti-spam setup Source code (Git repository) Deployment support (AWS / VPS / Cloud) Basic documentation: Setup guide Admin usage guide 7. Project Timeline Estimated duration: 6–10 weeks Milestone-based delivery: UI & architecture design Website core features Admin panel Payment integration Security & testing Final deployment 8. Freelancer Requirements Proven experience in e-commerce web applications Experience building admin dashbo...

    $505 Average bid
    $505 Giá đặt trung bình
    178 lượt đặt giá
    Amazon Redshift Warehouse Integration
    5 ngày left
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    I have an existing analytics initiative that now needs a dedicated Redshift-based w...PostgreSQL and MySQL; for APIs the payloads are mostly JSON; the flat files live in S3. • Transformations that standardise data types, handle slowly changing dimensions, and enforce data quality checks before loading to production tables. • Incremental loads and sensible partitioning to keep query performance high. • Deployment scripts or IaC templates so the setup can be recreated in another AWS account. Success for me means the warehouse refreshes on schedule without manual intervention, passes basic reconciliation tests, and is ready for BI tools to query straight away. CloudWatch logging and concise documentation are part of the deliverable so the in-house team can operate...

    $94 Average bid
    $94 Giá đặt trung bình
    9 lượt đặt giá

    ...content posting experience (text, images, video)  Real-time messaging (DMs) o Push notifications o Read receipts o Typing indicators (nice-to-have)  Clean UI/UX with responsive performance Social Platform Integrations  OAuth and/or deep-link integrations with: o Facebook o Instagram o X (Twitter) Backend + Infrastructure (You propose the stack)  Secure backend implementation (Firebase, Supabase, AWS, or preferred stack)  Scalable data models (users, posts, media, chats, messages)  Basic analytics instrumentation (events + funnel tracking) Launch Readiness  Testing strategy + basic test suite  TestFlight setup and deployment pipeline  App Store–ready build  Lightweight documentation (setup + deployment + architecture overview) What We’re Looking For Required...

    $2497 Average bid
    $2497 Giá đặt trung bình
    106 lượt đặt giá

    Busco desarrollar el backend de un sistema empresarial centrado en el seguimiento de procesos, específicamente el seguimiento de tareas diarias. Qué nece...responsables; generar estados de avance. • Autenticación y control de roles (admin, supervisor, operario). • Endpoints optimizados para reportes en tiempo real y paneles de KPI. • Entorno listo para escalar (idealmente Node.js + Express o Java Spring; estoy abierto a otros stacks si justificas ventajas). • Pruebas unitarias y de integración básicas, así como guía breve de despliegue en cloud (AWS, Azure o similar). Valoraría experiencia previa en sistemas empresariales y buenas prácticas de seguridad y performance. Entregable: reposito...

    $362 Average bid
    $362 Giá đặt trung bình
    55 lượt đặt giá
    $27 Giá đặt trung bình
    29 lượt đặt giá

    I want to roll out a secure, web-based portal that lets us monitor employee performance in real time. Managers and employees will both log in—managers ...to be fully responsive and intuitive, and keep authentication solid. I’m open to any modern stack you’re comfortable with (Laravel, Django, Node/Express, React, Vue, Angular, etc.); just explain how you’ll handle live updates—WebSockets, server-sent events, or another approach. Deliverables: 1. Source code with clear documentation and DB schema 2. A working deployment on our cloud account (AWS, Azure, or GCP) 3. A brief user guide and technical hand-off I’ll sign off once we can demo simultaneous manager/employee logins, watch live data roll in, complete a review, and see a badge trigg...

    $345 Average bid
    $345 Giá đặt trung bình
    26 lượt đặt giá