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8,2
8,2
95%

Moga, India
$15 USD một giờ
Dear Hiring Manger, I love what I do and I also make sure you love what I do for you. Designs & Codes #@!$ is what I eat, drink and sleep. Bring us your wildest dreams and I will make sure I get it turned into a Top Quality Product. My name is Smile, I have a 10+ working experience in WordPress Theme development and have developed number of Responsive WordPress Themes in my career from scratch from PSD to WORDPRESS or Creating Mockup of the website like Redesigning a Website and then creating theme, so I have good eye over design. SO SERVICES that I can Offer with my skills are: KEY SKILLS o Agile software engineer in the web space for 10+ years with a proven track record of completing projects on time and exceeding client expectations. o Ability to handle adverse situations and work pressure, and accomplish assigned tasks within time. o 9+ years of experience in analyzing, designing and implementing n-tiered Web Applications. o Extensive knowledge in driving end-to-end website development activities encompassing requirement analysis, project scoping, estimation, prototype development, team coordination, client communication, execution, coding and project delivery. o Have good experience to work with large database application. o Updated with current knowledge and new technologies within the industry. o Excellent logical, analytical and problem solving skills. o Eager to take challenges and difficult tasks. o Strong Architecture and Design experience. o Hands on experience in Coding, Testing, Implementation/Maintenance Support in PHP and MySQL. o Integration Ability: Strong in understanding and integrating third party web services. TECHNICAL SKILLS o Web Design: XHTML/HTML5/CSS3, BootStrap, JavaScript/jQuery o Front-end : Responsive Bootstrap HTML / Saas / AngularJs(Basic) o Backend: PHP, Laravel, Codeigniter o CMS: Word-press, Open cart, Magneto(Basic) o Web Service: JSON, REST, SOAP, XML o Database: MySQL, SQLite, MSSQL o Operating Systems: Windows, Linux OS, Mac OSX o Tools / Software : Sublime Text, Notepad++ , VSCodium o Payment Gateway : PayPal, Stripe, Authorised.net, Braintree, PayUmoney, CCAvenue, Paytm Wallet, World Pay, EWay, OnGo and many more... o Project Management : Asana, Trello, Basecamp o UX/UI design - Adobe Photoshop , Illustrator , Figma , Canva o Version Control : GIT, SVN o Server: EC2-AWS, Digital Ocean, Godaddy VPS, A2Hosting, 1&1Hosting, Hostgator and many more... ROLE & CONTRIBUTION o Development of reusable code. o Development and implementation of Core functionality and support tools. o Understand the business and functional requirements. o Handled the CMS (Front End programming). o Iterative testing and code reviews through development of the application. o Developed the system Unit. o Integration Testing & debugging. Thanks & Regards Smile Mittal

5,8
5,8
98%

Jaipur, India
$30 USD một giờ
I am expert in bidding and getting the business . I am owning a team of Full-Stack Developer and Certified Salesforce Platform Developer with a strong academic foundation in Computer Science, Statistics, and Mathematics. Over the past several years, I've successfully delivered solutions across web development, AI/ML, and cloud architecture -- serving over 100+ clients globally. My team technical expertise spans JavaScript, React, Next.js, Angular, Java, and Python (Flask, FastAPI), along with Salesforce Admin & LWC. I build robust frontends, scalable backends, and data-driven systems using both SQL and NoSQL databases like PostgreSQL and MongoDB. My team is also highly skilled in GenAI (OpenAI, LangChain, Vector Databases), cloud infrastructure (AWS, GCP, Azure), and data science using Python, SPSS, and R. With a strong foundation in statistics, I bring analytical depth to AI-powered product development. After working as a solo developer, I now lead a dedicated team of 5-6 professionals. We've consistently delivered projects on time, with high client satisfaction and repeat engagements. Whether you need a reliable full-stack solution or a next-gen AI application -- we're here to deliver with precision and performance.

9,0
9,0
94%

PERNAMBUT, India
$18 USD một giờ
Colan Infotech is an early adopter of the developing Artificial Intelligence, Machine Learning, Data Science, Data Enginnering,Java,.Net.PHP,Testing,Mobility etc. We do Software Development, Website Designing, and Smart-phone apps development. We offer services to large enterprises, Small and Medium-size companies, and software product companies. We have a well-experienced team with strong technical background and dedicated team of professionals equipped with all required offshore project development, infrastructure and also we have associated with reputed partners in software products and technology.

7,6
7,6
91%

Lahore, Pakistan
$40 USD một giờ
✪ Enterprise AI Architects, Web3 Engineers & Custom Software Systems ✪ DataOnMatrix is an award-winning, ISO-certified software engineering house built for modern enterprise transformation. We focus exclusively on high-complexity software architectures; we design, architect, and deploy high-performance software ecosystems. Our Engineering Core Dominance: 1. INTELLIGENT AI, CHATBOTS & AUTOMATION • Custom AI Agents & Multi-Agent Orchestration (Claude, LLMs, RAG Pipelines, MCP) • Intelligent Support/Sales Bots & Conversational Assistants • Workflow Automation Engines (n8n, Make, Advanced API Integrations) • Enterprise ERP/CRM Sync & Odoo Custom Deployments 2. CUSTOM WEB ARCHITECTURES & SAAS • Enterprise SaaS Platforms & Portals (React.js, Next.js, Node.js) • Complex Custom Backend Systems & Dedicated Database Architectures • API-First Middleware & Secure External Integrations 3. ENTERPRISE E-COMMERCE ENGINEERING • Headless E-Commerce (Next.js + Shopify Plus / Commerce Layer) • B2B & B2C Storefront Customization (Shopify, Magento, WooCommerce) • Multi-Vendor Marketplaces & Secure Global Payment Integrations 4. CUSTOM CMS & DIGITAL PORTALS • Headless & Decoupled CMS (Strapi, Sanity.io, Contentful) • Monolithic CMS & Custom Plugins (WordPress, Webflow) • Secure Enterprise Intranets, Knowledge Bases & Client Portals 5. HIGH-PERFORMANCE MOBILE NETWORKS • Cross-Platform Mastery (Flutter, FlutterFlow, React Native) • Native Ecosystems (iOS/Swift, Android/Kotlin) • Advanced Monetization Systems & RevenueCat Integrations 6. DECENTRALIZED NETWORKS & BLOCKCHAIN • Smart Contract Development, Optimization & Auditing (Solidity, Rust) • Tokenomics Design & Custom Web3 Protocol Architectures • dApp Integrations with Legacy Enterprise Infrastructure The DataOnMatrix Institutional Advantage: ✔ Zero Single-Point-of-Failure Risk: Partner with a structured engineering firm managed by dedicated PMs and technical directors (CTO oversight). ✔ Rigorous Quality Standards: Every project undergoes strict Version Control, automated QA testing, and explicit milestone tracking. ✔ Full Business Continuity: We guarantee continuity, stability, and long-term codebase maintenance. Engagement Threshold: We engage exclusively on projects demanding high architectural standards, clean documentation, and production-grade security. Click "Hire" or "Contact" to schedule a technical discovery call with our solutions architect.

5,2
5,2
98%

jodhpur, India
$30 USD một giờ
I am a freelance web content writer and a tableau developer. I have worked on several projects covering major areas of writing and visualization. My content is plagiarism free and audience oriented. I have a passion to write captivating contents that could satisfy the client along with nurturing my professional skills. Formerly I have worked as a Web developer in IT organizations rendering me an excellence in technical writing. I am an expert in creating dashboards in tableau. My work deals with academic writing, data visualization, building dashboards story telling. I have the following skills Search Engine Optimization (SEO), Web Content Writing, Advertising, and Online Content Creation, Data Visualization, Tableau software, Alteryx. Edit resumes, blogs, social media posts, articles. Proofread product descriptions, web copy n8n, Zapier, Claude AI / Anthropic API, Google Workspace (Docs, Sheets, Drive APIs), Calendly, social media APIs (Meta, LinkedIn, X/Twitter), RightCapital, Make (Integromat), Slack, HubSpot, Airtable.

7,0
7,0
98%

AGADIR, Morocco
$65 USD một giờ
We are a software engineering team led by Houssame, specializing in algorithmic trading systems, AI automation, web and mobile applications, backend development, and cloud solutions. Our capabilities include TradingView Pine Script, MetaTrader MQL4/MQL5, TradeStation, Python, AI integrations, React, Node.js, PHP, APIs, databases, SaaS platforms, dashboards, e-commerce, and DevOps. Each project is assigned to the appropriate specialist, while Houssame remains the primary point of contact and oversees communication, architecture, quality assurance, and delivery. From focused bug fixes to complete production systems, we provide clear planning, reliable development, testing, documentation, and ongoing support.

4,4
4,4
97%

Dera Ghazi Khan, Pakistan
$15 USD một giờ
Greetings! I am Rabnawaz Jan Sher, a seasoned Data Scientist and Associate Web Developer with over 5 years of extensive experience in the realms of Data Science, Web backend development, and AI. My expertise spans across Natural Language Processing (NLP), Machine Learning, Retrieval Augmented Generation (RAG), LLMS, Data Engineering, Big Data, AWS DevOps, and Conversational AI. Skills: - Data Science & NLP: Proficient in Python, Machine Learning, HuggingFace BERT, SpaCy, Text Classification, Similarity Detection, Duplication Detection, Entity Extraction, Text Summarization, Topic Modeling, Keyphrase Extraction, Clustering, Sentence Transformers, Personality Analysis, GPT3, Neo4J, Knowledge Graphs, Recommendation Engine, ChatGPT, and more. - Retrieval Augmented Generation (RAG): Specialized in the cutting-edge technique of Retrieval Augmented Generation, combining information retrieval with generative models. - Database: Well-versed in MySQL, PostgreSQL, DynamoDB, Exasol and Vector Databases - Conversational AI: Skilled in Intent Classification, Entity Extraction, Dialogue Stories, Evaluation, and Deployment using tools like RASA X, RASA NLU, and Rasa Core. - Web Frameworks: Proficient in Python Django & Flask, and HTML, PHP, Ruby On rails. - Data Engineering & Big Data: Expertise in Spark, ETL, Data warehousing, Apache AirFlow, Apache, Penthao ETL. - Analytics: Proficient in Tableau, PowerBI. - Information Retrieval: Elastic Search, Apache Solr - Large Language Models: OpenAI ChatGPT, Claude, Mistral, Llama If you are seeking a dedicated and results-driven Data Scientist with expertise in Retrieval Augmented Generation (RAG), LLMS, and a knack for solving complex problems, I am here to bring my skills to your projects. Let's collaborate to unlock the full potential of your data and achieve your business objective

7,9
7,9
96%

Latrobe, United States
$60 USD một giờ
Need an AI-powered platform or scalable MVP delivered on time? I specialize in turning complex ideas into secure, high-performance applications — with 10+ years in Full-Stack & AI Engineering. My Expertise: React/Next.js, Node.js/NestJS, Python, .NET, Laravel, Shopify, Wordpress, Squarespace | AI/ML Integration | SaaS Platforms | High-Performance Web Apps What I Deliver: ✅ AI Solutions: Chatbots, recommendation engines, predictive analytics, biometric systems ✅ SaaS & MVP Development: From concept to launch in 4–8 weeks ✅ Full-Stack Apps: FinTech, EdTech, Sports-Betting, Web3 platforms ✅ Custom E-commerce: Shopify/Woocomerce/Squarespace development, migration, optimization ✅ Performance & Security: Clean code, scalable architecture, long-term maintainability Why Clients Choose Me: ✅ Hands-on ownership of complex builds from start to finish ✅ Clear communication with regular updates and transparency ✅ Business-focused approach — I align technical solutions with your goals ✅ Proven track record across 50+ projects with 95% client satisfaction Let’s Build Your Project: I offer a free 30-minute consultation to review your requirements and outline a technical roadmap. Message me with your project details to get started.

6,1
6,1
88%

Mol, Belgium
$40 USD một giờ
Hello, I can start immediately and can dedicate to your project full-time, 40+ hrs/week during your working time. I've 8+ years of experiences and specialized in C#, VB, .Net, Devexpress, JavaScript, Node.js, React, Next.js, Mobx, GraphQL, Neo4j, Tailwind CSS, SCSS, GPT, TypeScript, API integration, etc. I'm an excellent English speaker/communicator with good collaboration experience. Looking forward to discussing more details. Best regards. Emile.
A Neo4j expert is a graph database specialist who designs, builds, and optimises Neo4j databases using Cypher query language to model highly connected data for use cases like fraud detection, recommendation engines, and knowledge graphs. Hiring a freelance Neo4j developer gives you targeted access to graph database skills without the overhead of a full-time engineering hire, and Freelancer.com connects you with vetted talent ready to bid on your project.
Neo4j is the leading native graph database, and a Neo4j consultant translates connected data problems into nodes, relationships, and properties that traditional relational databases struggle to model efficiently. A skilled Neo4j developer handles everything from initial graph data modelling through to production deployment, performance tuning, and ongoing query optimisation.
Commercially, this matters because graph databases unlock query patterns that are slow or impossible in SQL. Recommendation engines, fraud rings, supply chain dependencies, identity resolution, and network analysis all run faster and cleaner on a well-designed graph. A capable Neo4j freelancer turns those use cases into working systems.
The scope of a Neo4j engagement varies by project, but most freelance Neo4j experts deliver across these areas:
A strong Neo4j consultant works fluently across the Neo4j ecosystem and the surrounding data stack. Look for hands-on experience with:
Neo4j shows up across sectors where relationships between entities carry as much value as the entities themselves. Common project contexts include:
Strong candidates demonstrate both database engineering depth and applied modelling judgement. Look for portfolios that show real graph schemas, before-and-after query performance metrics, and production deployments rather than tutorial-level demos. Certifications such as the Neo4j Certified Professional credential and Neo4j Graph Data Science Certification are useful confirmation signals.
Beyond credentials, weigh experience with the specific use case you need — a fraud detection specialist and a recommendation engine specialist apply different patterns even on the same database. Ask for sample Cypher queries, schema diagrams, and references to past clients in similar industries.
Sample interview questions you can copy and use:
Freelancer.com gives you access to a global pool of graph database developers, Cypher specialists, and data engineers across every time zone. You can review verified profiles, completed project counts, client reviews, and portfolio samples before you shortlist anyone. Clients set their own budgets and receive competitive bids, so you control scope and price while the platform handles secure payment.
Whether you need a quick Cypher query review, a full knowledge graph build, or ongoing Neo4j administration, you can post a project on Freelancer.com and have proposals from qualified freelancers within hours. Milestone Payments protect your funds until agreed deliverables are accepted, which keeps both sides aligned through the engagement.
Hiring a Neo4j freelancer is straightforward when your brief is specific about the data, the use case, and the deliverables. The process below walks you through posting the project, reviewing proposals, and awarding the work to the right candidate.
The clarity of your brief is the single biggest factor in the quality of bids you receive. A detailed Neo4j project post filters out generic database developers and attracts candidates with directly relevant graph experience. Head to the
Bids are short proposals, not just price quotes. A strong Neo4j proposal shows that the freelancer has read your brief, understood the data model implications, and has a point of view on approach. Use Freelancer.com chat to ask clarifying questions before you shortlist.
Final selection should combine proposal quality with profile evidence. For Neo4j work, consistency across past graph projects matters more than a single impressive case study. Look at the depth of relevant experience, not just the highest star rating.
Neo4j is a native graph database that stores data as nodes connected by relationships, making traversal queries extremely fast. Relational databases store data in tables and rely on JOINs, which become slow as the number of connections grows. For highly connected data like social networks, recommendations, or fraud rings, Neo4j typically outperforms SQL by orders of magnitude.
If your project centres on graph modelling, Cypher, or the Graph Data Science library, hire a dedicated Neo4j expert. A general data engineer can build pipelines into Neo4j, but graph schema design and query optimisation require specialist judgement that takes time to develop. For hybrid projects, many freelancers on Freelancer.com cover both areas.
A focused engagement like a graph data model design or a Cypher query optimisation pass can be completed in days. A full build covering data modelling, ETL, application integration, and deployment typically runs several weeks to a few months depending on data volume and complexity. Defining clear milestones in your brief helps freelancers give realistic timelines.
Yes. Many Neo4j consultants take short engagements such as schema reviews, performance audits, query tuning sessions, or architecture advice for a planned migration. Post the project scope clearly and you will receive bids from freelancers comfortable with short, advisory work.
GraphRAG is a retrieval-augmented generation pattern that grounds large language models in a knowledge graph rather than only a vector store, improving accuracy and explainability. Experienced Neo4j freelancers combine graph modelling, vector indexes, and frameworks like LangChain to build GraphRAG systems for question answering and enterprise search.

Freelancer Doanh Nghiệp
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