Apache kafkacông việc

Tìm cộng tác viên Data Engineer Freelancer Thời gian làm việc khoảng 20h/tuần Mức lương 50k – 100k/giờ. Open cho bạn nào muốn làm việc và trả lương theo task Làm việc từ xa, thời gian linh động Công việc chính là HỖ TRỢ TÌM HIỂU về các công nghệ như Apache Airflow, Apache Druid, Apache Kafka, graphQL, flask, postman, MQTT, dashboard/ webapplication, OBC, Moxa, v.v…

Task 1: Mô tả: Sử dụng DruidOperater (hoặc 1 Operator khác chuyên để kết nối với Apache Druid) trong Apache Airflow để nhập dữ liệu (ingest data) vào Apache Druid Ngân sách: 100k-200k (VND) Task 2: hướng dẫn cách thêm 1 cột dữ liệu trong Apache Druid database Ngân sách: 100k-200k (VND)

...hàng không - Kết nối API với các đối tác doanh nghiệp - Phát triển hệ thống dựa theo nền tảng Lavarel - Ưu tiên người Việt Nam * Yêu cầu - Kinh nghiệm: Có kinh nghiệm > 2 năm triển khai/ quản trị hệ thống hạ tầng - Thành thạo ngôn ngữ lập trình PHP - Có ít nhất 2 năm kinh nghiệm trong phát triển các ứng dụng/dịch vụ bằng framework PHP Laravel - Hiểu biết về HTTP, REST API, Protocol, Web server (Apache/Nginx), Linux - Thành thạo Javascript - Thành thạo các hệ quản trị cơ sở dữ liệu như MySQL/MogoDB - Có hiểu biết về Redis, Mem cache là một lợi thế - Các nguyên tắc cơ bản trong thiết kế hướng đối tượng, các cấu trúc d...

Dữ liệu time series, dạng text. Cần lập trình trên Eclipse,... kết hợp công nghệ Apache Spark để phân tích dữ liệu.

...việc với animation, SFX... 4. Lập trình viên Web/Backend • Có kinh nghiệm làm việc với ít nhất 1 ngôn ngữ: JAVA, .NET hoặc PHP... • Có kinh nghiệm HTML, CSS, Javascript, AJAX, jQuery, JSON. • Tùy từng ngôn ngữ, yêu cầu tối thiểu biết 1 framework, CMS - JAVA: Struts, Spring, Hibernate… - PHP: nuke, joomla, CI…. - .NET: EntityFramework, DNN, ... • Có kinh nghiệm với Web server: Tomcat , Apache hoặc IIS • Có kinh nghiệm với database Mysql hoặc MSSQL(hiểu biết về NoSQL sẽ là lợi thế) Yêu cầu công việc - Có kinh nghiệm làm việc - Tiêng Anh: đọc và hiểu tài liệu - Có kiển thức cơ bản về OOAD - ...

-check login -dùng laravel để lấy dữ liệu từ database đã có sẵn (mongoDB) (web chủ yêu có hai trang: lists và post), -đổ dữ liệu vào giao diện html/css (mobile/pc) -việc phát sinh khi đổ vào giao diện (nếu có) ----------------------------------------------------------- công việc chi tiết: -...----------------------------------------------------------- công việc chi tiết: -demo giao diện hoàn thành: pc: mobile: -trang web hiện tại: -collections của database: categories image post session sub_poem môi trường làm việc trên vps: php: 5.4 mongo 2.6.10 apache 2.2.15 lavarel 4.2 Yêu cầu: chuyên nghiệp, sòng phẳng

-check login -dùng laravel để lấy dữ liệu từ database đã có sẵn (mongoDB) (web chủ yêu có hai trang: lists và post), -đổ dữ liệu vào giao diện html/css (mobile/pc) -việc phát sinh khi đổ vào giao diện (nếu có) ----------------------------------------------------------- công việc chi tiết: ...----------------------------------------------------------- công việc chi tiết: -demo giao diện hoàn thành: pc: mobile: -trang web hiện tại: -collections của database: categories image post session sub_poem môi trường làm việc trên vps: php: 5.4 mongo 2.6.10 apache 2.2.15 lavarel 4.2 Yêu cầu: chuyên nghiệp, sòng phẳng

Installation of OnlyOffice Docs Enterprise with Docker with these requirements and delivery of a Docker compose file (with additional files if was needed): - Run on Ubuntu server 24. - Working behind Apache reverse proxy. Apache is already installed and the reverse proxy port is configured from ISPConfig panel and Cloudflare redirection proxy. If does not work or do you need something different, please let me know and you must change the configuration from ISPConfig panel. - Working SSL/Let's Encrypt certificate of the used access domain using HTTPS. ISPConfig manages web hosting and SSL but you can do it directly from terminal. - An installation and configuration documentation must be delivered also. - Working with these additional features: Integration with Nextcloud. ...

...(Nginx is preferred, but Apache is acceptable). 2. Deployment: Upload the production build files to the server. 3. Configuration: Configure the web server to serve the static files and handle Client-Side Routing (ensure refreshing pages doesn't result in 404 errors). 4. Domain & SSL: Point my domain to the VPS and install a free SSL Certificate (Let's Encrypt/Certbot) for HTTPS. 5. Security: Basic firewall setup (UFW) to secure the server. Deliverables: • The website must be live, secure (HTTPS), and fully functional on my domain. • A brief document or text file explaining where the files are located on the server and the command to restart the web server if needed. Required Skills: • Linux System Administration (Ubuntu/Debian) • Web Server Con...

...Understand Apache or Nginx configuration basics • Be familiar with Composer and Laravel environment configuration Estimated Workload This task is estimated at approximately 2–4 hours maximum for an experienced Laravel developer with real deployment experience. Budget Fixed budget: 75–100 USD This is a limited validation phase designed to verify execution quality before any potential next steps. To Apply Please include: • A short description of a Laravel project you installed on a live server • Confirmation that you accept the NDA and IP Agreement • Confirmation that you accept the fixed budget of 75–100 USD • Your estimated completion time (total hours required) Only developers with real server-side Laravel experience should app...

...Server is Java application requiring several dependencies: • Java Runtime: The latest versions typically require Java 24 (Temurin distribution), though older guides (v1.88) used Java 11. • Databases: PostgreSQL & FoundationDB / DynamoDB. • Firebase Cloud Messaging (FCM)/APN: For push notifications 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 pho...

...untouched. Here’s what I need from you: • Identify and resolve the exception that appears during Excel import (the stack trace will be provided). • Adjust the export file so that matches the format required (change date in american format to eu format). • Keep the fixes confined to the existing codebase—no major rewrites—while following the project’s current build process (Maven, Java 8, Apache POI already in place). Acceptance criteria – Any sample Excel file I send imports without error. – The exported file opens in Excel and matches the updated format exactly. – No regressions in other file operations (read/write of CSV and TXT already supported). I’ll give you the repo, a failing sample file. Let me...

...Vultr y dejarlo totalmente operativo. El sitio ya existe; lo que requiero es una migración limpia, sin pérdida de datos ni de posicionamiento, y una configuración que garantice seguridad y buen rendimiento desde el primer día. Alcance principal • Clonar la instalación actual y moverla a una instancia Vultr que crearé (o que puedes recomendarme). • Instalar y ajustar el stack necesario (Nginx o Apache, PHP, MariaDB/MySQL, Let’s Encrypt SSL). • Configurar seguridad y firewall (UFW/iptables, Fail2ban o similar) para proteger el servidor y el panel de WordPress. • Optimizar velocidad: caché a nivel de servidor, compresión, ajustes de base de datos y recomendaciones de CDN si aplica. • Prue...

...issue with my website. Environment: CMS: WordPress Hosting: Dedicated Server on The Problem: The website frequently freezes and becomes unresponsive (multiple times a day). Currently, the only temporary fix is a manual server reboot via the Cloudways panel, after which the site works for a few hours before crashing again. Scope of Work: Audit & Diagnosis: Analyze server logs (Apache/Nginx, MySQL, PHP-FPM) and Cloudways monitoring tools to identify the root cause (e.g., memory leaks, database bottlenecks, plugin conflicts, or high CPU spikes). Troubleshooting: Fix the identified issue to ensure long-term stability. Optimization: Provide recommendations or implement basic optimizations to prevent future crashes (caching, database cleanup, or resource limit adjustments)...

...Unknown (Nginx or Apache) — must confirm during diagnosis PHP + MySQL/MariaDB Goal Restore normal sending and ensure the system is stable, monitorable, and secure. Provide documentation of what was changed. Scope of Work (Must Do) 1) Sendy Sending Engine / Cron / Queue Audit current cronjobs (crontab for root/www-data + /etc/cron.*) and confirm whether Sendy’s scheduler is running properly. Fix “stuck sending” by ensuring the correct execution of Sendy scheduling mechanism. Preferred approach: Run Sendy schedule via CLI (e.g., php /path/to/sendy/) instead of calling a URL through Cloudflare. Confirm campaigns move from “Sending” to “Sent” and that emails are actually delivered. 2) Server Diagnostics Check web server + PHP ...

- **Core Architecture:** Spring Cloud + Kafka + Hadoop + Python Automation，This project requires a certain level of technical expertise.

- **Core Architecture:** Spring Cloud + Kafka + Hadoop + Python Automation，This project requires a certain level of technical expertise.

I’m extending my existing PHP + MySQL platform so every new member automatically receives a public profile reachable through a personal sub-domain (for example, ). The workflow I need is s...sub-domain routing module integrated with the current login/registration flow • Registration script that inserts the username, name, photo URL, and bio then provisions the sub-domain route on the fly • Read-only profile page template (minimal & clean) pulling data securely from MySQL • Brief deployment guide covering server configuration, wildcard DNS confirmation, database changes, and any Apache/Nginx rewrites needed I’ll test by creating several demo accounts; each should load instantly at its own address, show only the permitted fields, and block cross...

...under the Vesta control panel. I’m ready to move everything to Debian 13 with PHP 8 and replace Vesta with Hestia, while keeping Apache as the web server. All live sites, MySQL databases, and email accounts have to come across intact; the existing web-server, database, and mail settings must feel identical to the users once the switch is done. I have full backups but would prefer a direct in-place upgrade or a staged migration that minimises downtime. To the best of my knowledge there are no custom scripts or exotic tweaks, yet I’d like you to double-check for anything that could break during the version jump. Deliverables • Debian 13 system with PHP 8, Apache, and Hestia fully configured • Restored websites, databases, and email with origin...

Ich betreibe einen Linux-Server unter SLES 15, hinter dem bereits ein Loadbalancer vorgeschaltet ist. Für diesen Server möchte ich eine saubere Apache-Konfiguration, die den Traffic korrekt vom Loadbalancer übernimmt und anschließend zuverlässig an die gehosteten Anwendungen weiterleitet. Dein Auftrag umfasst: • Installation / Prüfung aller benötigten Apache-Pakete auf SLES 15 • Erstellung einer übersichtlichen inklusive aller benötigten Module • Einbindung der vorhandenen Loadbalancer-Header (X-Forwarded-For usw.), damit Logs und SSL-Terminations richtig ausgewertet werden können • Absicherung des Setups (Hardening, sinnvolle Defaults, Firewall-Checks) • Dokumentation jedes Schritts, so...

Necesito que un/una sysadmin instale y deje funcionando un certificado SSL emitido por Cloudflare en mi servidor. Aún no he especificado si trabajo con Apache, Nginx u otra plataforma, por lo que valoro a alguien que pueda adaptarse a cualquiera de estos entornos y guiarme si hace falta ajustar la configuración. El resultado que espero: • Certificado SSL de Cloudflare correctamente instalado y verificado. • Sitio accesible a través de HTTPS sin advertencias del navegador. • Instrucciones breves de los pasos aplicados para futuras actualizaciones. Dispongo de acceso al panel de Cloudflare y a las credenciales del servidor; si se requiere algo adicional puedo facilitarlo durante el proceso. Busco una solución rápida, limpia y seg...

...Include projected monthly AWS spend Justify each component and design decision Phase 3 — Implementation (If Approved) If we proceed, the scope will include: Provisioning and hardening EC2 instances Separate production and staging environments Web stack configuration (NGINX or Apache, PHP, MySQL) Automated backups Basic monitoring and alerting Rollback and recovery steps clearly documented Required Skills AWS / Cloud Computing DevOps & Automation EC2 & CloudWatch Apache / NGINX PHP MySQL / Database Management Network Administration Performance Tuning Engagement Notes Preference for engineers with real production optimization experience Strong documentation and communication expected Data-driven decision maki...

**Operating System:** CentOS 7.x (7.9 recommended) **Core Architecture:** Spring Cloud + Kafka + Hadoop + Python Automation **Core Package Name:** ``

We need a full-stack technical staff member with expertise in Java microservice development (Spring Cloud), message queues (Kafka/RabbitMQ), databases and caching (MySQL/Redis), Linux server deployment and maintenance, Nginx gateway configuration, and distributed system debugging to complete the deployment.

Requires Linux server operation and maintenance capabilities (system operation, permissions, service management, Shell scripting); server environment deployment capabilities (Nginx/Apache/Web service configuration); database management capabilities (MySQL installation, import, and recovery); system backup and recovery techniques ( decompression, directory migration, dependency repair); RabbitMQ message queue deployment capabilities; server network configuration (ports, firewall, service connectivity).

Hello, i hava an old laravel project, i've tried to set it up, it works but i have a blank page. I think is some apache config, need debug

...using a microservices architecture to ensure scalability, high availability, and performance. Roles & Responsibilities: Designed and developed scalable backend microservices using Java and Spring Boot, following RESTful and domain-driven design principles. Implemented microservices architecture with inter-service communication and centralized configuration. Developed event-driven workflows using Apache Kafka for asynchronous data processing and system decoupling. Integrated Redis caching to improve application performance and reduce database load. Built and optimized REST APIs consumed by frontend applications developed using React (TypeScript, Redux). Worked with multiple databases, including Oracle and PostgreSQL for transactional data and MongoDB for unstructured an...

I’m a beginner looking for a 1-on-1 Databricks instructor for a very hands-on, fast-paced 2-week program. Requirements: - Strong real-world Databricks experience - Hands-on Apache Spark (PySpark), SQL, Delta Lake - Real use case / mini project (end-to-end pipeline) - Live screen sharing, coding together - Beginner-friendly but practical (no theory-only) Goal: By the end of 2 weeks, I want to confidently build and understand a real Databricks data pipeline. Availability: 5–6 sessions per week, 1–1.5 hours per session Please share: - Your Databricks experience - How you would structure these 2 weeks - Your hourly rate Thanks!

I need to move my live React-based website from its current host to a new server and want the transition to be completely seamless for users. The job covers copying the full codebase or production build, recreating environment variables, configuring Node.js and a web server such as Nginx or Apache on the destination machine, migrating SSL, pointing DNS to the new IP, and confirming that every page, route, and API call works exactly as before. Deliverables • Site running flawlessly on the new server, accessible over HTTPS • Step-by-step documentation of the migration and any configuration changes • Quick rollback or recovery plan in case we need to revert I will open a low-traffic window for the switchover so downtime stays near zero. Let me know what access or...

...project that is intended to run on a web platform. What’s left is the production-ready deployment. The task is straightforward: set up a reliable hosting environment, configure the required services (virtualenv, database, static and media file handling, SSL, and process manager), then push the code so the site is publicly accessible under my domain. I’m currently undecided on whether to use Apache, Nginx, or another stack; feel free to recommend what you know will keep things stable and easy to maintain. Please make sure that: • The application starts without errors via the chosen server stack. • Migrations, static file collection, and environment variables are handled cleanly. • A short read-me or set of notes is left behind so I can reproduce ...

I Need an Advanced Automation Developer – Redirect-Based Booking Bot (Goethe, Wicket Apache, COE Session Handling) For Goethe Booking like Chennai and Bangalore I am looking for a high-level automation/bot developer who has experience with: Wicket/Apache-based web applications Multi-step redirect chains COE session initialization & dynamic token handling ColdFusion (CFID/CFTOKEN) & JSESSIONID flows Cookie extraction & accurate replay of Set-Cookie across redirects Chrome CDP automation / Playwright / Puppeteer High-speed DOM watching (DOMWatcher / MutationObserver) Proxy rotation & session isolation --- Project Goal Build a bot that can open the “Select Modules / Book” page reliably during Goethe exam seat drops, even when: nor...

...reliably and securely. I’ll give you root access plus the Hostinger panel credentials; from there, I expect a streamlined, production-ready environment set up without delay. Please bring your own best-practice checklist—speed, stability, and basic hardening are what matter most to me right now. Deliverables • Update Ubuntu to the latest LTS patches • Install and configure a web-server stack (Apache or Nginx—your call, as long as it’s stable) • Enable a firewall, SSH key authentication, and basic fail2ban or equivalent protection • Set up one test virtual host so I can point a domain and confirm everything works • Provide a brief hand-off document: commands used, key locations, credentials changed, and how to add future ...

... Setup of the Python environment (FastAPI or Flask) as a private API. Database: Connection between WordPress (MySQL) and the Python scanner to store results. Technical Stack: Frontend: WordPress (Elementor/Astra), PHP, JavaScript. Backend: Python 3.x, FastAPI/Flask. Automation/Scraping: Playwright (for dynamic content/cookies). AI: OpenAI API integration (GPT-4o). Server: Linux VPS with Nginx/Apache. Deliverables: A fully functional WordPress site with a "Scan" feature. The Python scanning engine deployed on the VPS. Automated PDF report generation. Payment gateway setup for monetization. Ideal Candidate: Experience with WordPress development and custom API integrations. Proficiency in Python and web scraping (handling headless browsers). Experience working with Open...

I already have the full certificate bundle for one domain and simply need it installed and activated on my server. The files are ready to go, so the main task is to upload them, configure the web server, and confirm that HTTPS forces correctly with no mixed-content warnings. I did not specify the server stack in advance, so please be comfortable working with common setups such as Apache, Nginx, or IIS—just let me know which instructions or access details you will need. Once the cert is live, I’d like you to run a quick SSL Labs scan (or similar) to verify an A rating. That final report, plus a brief note on what you changed, will close out the job.

...backdoor scripts are left behind. You will receive root (or sudo) SSH access. Once inside, please: • Scan every WordPress instance and the underlying file system, remove malware, and patch obvious vulnerabilities. • Trace the origin of the XML-RPC abuse and stop it without breaking legitimate functionality. • Review cron jobs, tighten file and directory permissions, check web-server configs (Apache/Nginx) and key services, and apply proven WordPress-hardening steps—fail2ban, mod_security rules, wp-config tweaks, etc. Deliverables that must be met for the job to be considered complete: 1. A clean, functioning server free of malicious code and rogue processes. 2. XML-RPC disabled site-wide unless explicitly required. 3. A brief remediation report...

Estoy listo para darte acceso root a mi servidor Apache; lo único que necesito es que alguien que ya haya instalado un certificado GoGetSSL / Sectigo vía ACME lo ponga a funcionar hoy mismo. El dominio ya apunta correctamente y tengo las credenciales de GoGetSSL a mano. Tu tarea consiste en: • Generar y validar el pedido ACME con GoGetSSL Sectigo. • Instalar el certificado en Apache, incluyendo el chain file. • Forzar redirección segura (HTTP → HTTPS) y reiniciar el servicio. • Verificar que SSL Labs o un test equivalente marque “A” y que la renovación automática quede programada. Cuando termine, espero ver el sitio cargando con el candado verde y recibir un breve log de comandos o pasos aplic...

...metrics, error tracking Collaborating on architecture decisions and trade-offs (latency vs reliability, cost vs scale) Required experience 5+ years of senior backend / systems engineering experience Strong hands-on experience with Python (async), Go, or Node.js Experience building high-concurrency, distributed systems Solid understanding of: Async processing Queues / workers (e.g. SQS, Kafka, Redis) State management at scale Experience with browser automation frameworks (e.g. Playwright, Puppeteer) or complex API-driven workflows Strong debugging and problem-solving skills under real-world constraints Background in one or more of: Trading systems Marketplaces AdTech / Fraud systems Load testing or simulation platforms Gaming or anti-cheat systems Familiarity wit...

We need an experienced PHP developer to make a few tightly scoped fixes on a live, leg...handling (Axios/interceptor if applicable) Confirm API base path correctness Ensure AWS Secrets Manager is read from correct region (eu-west-1) in PHP SDK config Restart Apache/PHP-FPM and validate login + key pages load Document repo/branch/commit + proof (200 response + screenshot) Requirements PHP (debugging legacy codebases) with auth middleware / route guards with AWS SDK for PHP (Secrets Manager) EC2 + IAM role-based auth basics patch what’s currently deployed (no repo switching) provide proof of fix (curl/DevTools + screenshot) Nice-to-Have Familiarity with Apache/Nginx, PHP-FPM Ability to work carefully on production under time pressure

Project Description I’m looking for an experienced LAMP stack developer to diagnose and fix several bugs in an existing production application running on Linux, Apache, MySQL, and PHP. The project involves identifying PHP errors, resolving MySQL query issues, fixing Apache configuration warnings, and improving overall application stability and performance. You’ll need to debug error logs, trace slow or failing queries, and apply clean, well-documented fixes without breaking existing functionality. Tasks include: Debugging PHP runtime and logic errors Fixing MySQL query bugs and optimizing slow queries Reviewing Apache config and resolving misconfigurations Ensuring proper error logging and recovery Verifying fixes in a live environment You’ll ...

My web backend already handles real-time WebSocket traffic and device-to-server messaging, but the client management module now needs immediate attention. The current codebase shows signs of SQL injection issues and server misconfigurations, and an initial scan hints at possible backdoors. Here’s what I need you to do: • Conduct a full security audit across the PHP + MySQL stack (running on Apache in a XAMPP-style setup) as well as the Node.js WebSocket layer. • Isolate and remove any backdoors, patch every SQL-injection entry point you uncover, and fix configuration mistakes that could expose the server. • Redeploy the cleaned code on a fresh, standard Linux server image, migrate the database where necessary, and confirm that all WebSocket real-time fea...

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My Linux VPS has suddenly stopped serving both the Plesk panel and every hosted site—each request now ends in a 500 or 502 response. No configuration changes or new software has been added prior to this failure, so I need a seasoned system administrator who can jump in over SSH, identify the root cause, and get ev...domains respond with HTTP 200 status and load at expected speed. • A brief post-fix report summarises the issue, the exact commands or configs you changed, and any preventive steps I should keep in mind. You’ll have full root SSH access and Plesk admin credentials the moment we start, and I’ll remain online for real-time testing or log sharing. Speed is critical, so if you’re confident with Nginx/Apache stacks inside Plesk on Linux, let&rs...

...experienced system administrator who can jump in immediately, trace the root cause, and bring everything back online fast. Typical work will involve checking service status, reading Plesk and web-server logs, inspecting recent updates, and repairing or rolling back whatever is preventing Plesk and the site from starting correctly. You’re free to use the tools you trust—SSH, journalctl, systemctl, nginx/apache utilities, MySQL tools—so long as you keep the server secure and document the steps. Please deliver: • Plesk control panel fully accessible again • Website loading normally without the 500 error • A brief summary of what went wrong and the commands or configuration changes applied, so I can avoid repeat downtime Root access will be ...

I need an experienced developer to set up my GoGetSSL / Sectigo SSL certificate via ACME on Apache today. The domain is already pointing to the server, and credentials are ready. What you’ll do: Generate & validate the ACME order Install SSL + chain file on Apache Force HTTPS (HTTP → HTTPS) and restart Apache Verify SSL Labs rating “A” Set up automatic renewal or provide instructions Requirements: Proven experience with GoGetSSL / Sectigo + ACME Immediate availability Ability to provide a short log of commands used ✅ The goal: website fully secure with green padlock today.

...for objects: 2.2.3. Browser caching Configure Cache-Control headers for static resources: CSS/JS files Images Fonts Implement static file versioning for cache invalidation 2.2.4. Minification and concatenation Enable minification of HTML, CSS, and JavaScript Configure concatenation of CSS and JS files Implement deferred loading of JavaScript (defer/async) 2.3. Server integration Configure Nginx/Apache to support caching Implement gzip compression for text resources Configure ETag headers 2.4. Acceptance criteria Server response time (TTFB) less than 200 ms Google PageSpeed Insights performance score of at least 90/100 Cache is cleared correctly when content is updated Caching works for authorized users (with exceptions) 3. Task 2: Implement image loading in CDN 3.1. Goal Integra...

...needs a deep security sweep, but the web backend is my first target. I suspect hidden backdoors and unpatched vulnerabilities; I need them located, removed, and the fixes thoroughly documented. There’s no existing audit playbook, so I rely on you to propose and carry out a full methodology that mixes code review, penetration testing, patching, and verification. The environment is classic XAMPP (Apache, PHP, MySQL/MariaDB) with a standalone Node.js layer handling real-time connections, so hands-on experience with that exact stack is essential. Deliverables • A concise audit plan outlining scope, tools, and timeline • Cleaned source with every backdoor removed and all vulnerabilities patched • Fresh deployment on a standard server, fully tested for stab...

My production box is running AlmaLinux with Apache as the sole web-serving layer, and lately it keeps grinding to a halt. Pages stall for seconds, sometimes minutes, and every few hours the whole service crashes outright. High CPU spikes show up in `top` just before the freezes, so I suspect an inefficient configuration or a resource leak, but I need a seasoned eye to confirm and cure it. Here’s what I need from you: • A thorough live diagnosis of the current Apache stack on AlmaLinux (vhost layout, modules, MPM choice, php-handler, etc.). • Concrete tuning: sysctl limits, cache settings, worker counts, and any OS-level optimisations that will cut the response time and stop the crashes. • A short hand-off report explaining what you changed and why, s...

...claras). Transacciones financieras Facturas, cobros/pagos y asientos. Prioridad: evitar duplicidades, garantizar idempotencia y conciliación. Requisitos técnicos Dominio de API/ORM de Odoo y experiencia con integraciones Odoo (XML-RPC, JSON-RPC, REST). Experiencia integrando con Oracle (API/servicios o acceso controlado a BD) y diseño de middleware. Manejo de colas/mensajería (RabbitMQ, Kafka o equivalente), webhooks, reintentos e idempotencia. Seguridad: autenticación, cifrado/secret management, permisos mínimos, auditoría y logs. Documentación: diagramas de flujo, mapping de datos, puntos de sincronización y guía de despliegue. Entregables Servicio/módulo de integración funcional y pr...

...eval/exec patterns. • Refactor insecure SQL statements to use prepared queries or an ORM layer where practical, confirming user input is safely sanitised. • Apply all other best-practice hardening steps that come up during your audit (strict error handling, safe file uploads, updated dependencies, etc.). • Package the sanitised application and deploy it on my Windows server. Whether you choose Apache, Nginx, or IIS is flexible as long as performance is solid and everything works out of the box. • Provide a concise security-audit report summarising findings, fixes, and the final test results. Acceptance criteria – No detectable backdoors or malicious payloads in the final tree. – All SQL Injection vectors mitigated and confirmed by auto...

...resolution in an active production environment. Timings: 2 hours per day, Monday to Friday Must be available during US working hours. Fixed Monthly Compensation: ₹20,000 - 25000 INR/month (based on your skill) Required Skills: Strong hands-on experience with Java Servlets (legacy applications) Experience with legacy servlet-based frameworks, such as: Struts (1.x / 2.x) JSP / JSTL Apache Tiles Servlet Filters & Listeners Strong SQL expertise: Complex queries Stored procedures Performance tuning and optimization Working knowledge of AWS Experience with Git and standard version-control workflows Ability to quickly debug and resolve production issues Responsibilities: Provide live guidance and technical support on daily tasks He...