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Having extensive expertise in project management, finance & investments, accounting and business leadership, I position myself as a web developer with finance and business insight.
I believe that code is for users not for developers, therefore I look at algorythms from the standpoint of the final beneficiary to make them smooth and easy to understand.
I look for interesting and challenging projects, but will accept minor tasks, like cleaning your code from bugs and understanding the logic of your shopping engine.
My specialities:
1) backend:
- Python stack (Django, Flask, FastAPI),
- PHP stack (Laravel, Zend Framework),
- Node.JS stack (AWS Lambdas, Express.js, Next.js)
2) databases and data stores: MySQL, PostrgreSQL, MSSQL, MongoDB, Redis
4) frontend: plain Javascript, ReactJS, Angular, Vue.JS,
5) mobile: React Native,
6) integration between web and corporate systems (ERP and Accounting systems, Warehouse management systems, call management systems);
7) devops: full scope Linux Server administration; cloud administration for AWS, Google Cloud, IBM Cloud, Openshift; CI/CD with initiation from github / bitbucket; docker / k8s, auxiliary technologies.
Sergii K.
has worked
.
Associated with
Wise Vision Group LTD
$25/hr
100%
Job Success
Available now
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𝐀𝐧 𝐚𝐮𝐭𝐨𝐦𝐚𝐭𝐢𝐨𝐧 𝐞𝐧𝐠𝐢𝐧𝐞𝐞𝐫 𝐬𝐩𝐞𝐜𝐢𝐚𝐥𝐢𝐳𝐢𝐧𝐠 𝐢𝐧 𝐚𝐝𝐯𝐚𝐧𝐜𝐞𝐝 𝐀𝐈-𝐩𝐨𝐰𝐞𝐫𝐞𝐝 𝐚𝐮𝐭𝐨𝐦𝐚𝐭𝐢𝐨𝐧 𝐬𝐲𝐬𝐭𝐞𝐦𝐬 𝐚𝐧𝐝 𝐰𝐨𝐫𝐤𝐟𝐥𝐨𝐰 𝐢𝐧𝐭𝐞𝐠𝐫𝐚𝐭𝐢𝐨𝐧. 𝐒𝐮𝐜𝐜𝐞𝐬𝐬𝐟𝐮𝐥𝐥𝐲 𝐝𝐞𝐬𝐢𝐠𝐧𝐞𝐝 𝐚𝐧𝐝 𝐝𝐞𝐩𝐥𝐨𝐲𝐞𝐝 𝐄𝐓𝐋 𝐩𝐢𝐩𝐞𝐥𝐢𝐧𝐞𝐬 𝐟𝐨𝐫 𝐰𝐞𝐚𝐭𝐡𝐞𝐫 𝐝𝐚𝐭𝐚 𝐨𝐧 𝐀𝐖𝐒 𝐋𝐚𝐦𝐛𝐝𝐚 𝐚𝐧𝐝 𝐝𝐞𝐯𝐞𝐥𝐨𝐩𝐞𝐝 𝐝𝐚𝐭𝐚 𝐢𝐧𝐭𝐞𝐠𝐫𝐚𝐭𝐢𝐨𝐧 𝐀𝐏𝐈𝐬 𝐟𝐨𝐫 𝐭𝐡𝐞 𝐛𝐨𝐨𝐤 𝐢𝐧𝐝𝐮𝐬𝐭𝐫𝐲.
𝐄𝐱𝐩𝐞𝐫𝐭𝐢𝐬𝐞 𝐢𝐧 𝐏𝐲𝐭𝐡𝐨𝐧 𝐬𝐜𝐫𝐢𝐩𝐭𝐢𝐧𝐠, 𝐀𝐏𝐈 𝐝𝐞𝐯𝐞𝐥𝐨𝐩𝐦𝐞𝐧𝐭, 𝐚𝐧𝐝 𝐝𝐚𝐭𝐚 𝐞𝐧𝐠𝐢𝐧𝐞𝐞𝐫𝐢𝐧𝐠 𝐬𝐮𝐩𝐩𝐨𝐫𝐭𝐬 𝐫𝐞𝐥𝐢𝐚𝐛𝐥𝐞, 𝐞𝐟𝐟𝐢𝐜𝐢𝐞𝐧𝐭 𝐚𝐮𝐭𝐨𝐦𝐚𝐭𝐢𝐨𝐧 𝐬𝐨𝐥𝐮𝐭𝐢𝐨𝐧𝐬. 𝐂𝐨𝐫𝐞 𝐬𝐤𝐢𝐥𝐥𝐬 𝐢𝐧𝐜𝐥𝐮𝐝𝐞 𝐄𝐓𝐋 𝐩𝐫𝐨𝐜𝐞𝐬𝐬𝐞𝐬, 𝐜𝐥𝐨𝐮𝐝 𝐢𝐧𝐭𝐞𝐠𝐫𝐚𝐭𝐢𝐨𝐧𝐬, 𝐚𝐧𝐝 𝐰𝐞𝐛 𝐬𝐜𝐫𝐚𝐩𝐢𝐧𝐠, 𝐮𝐭𝐢𝐥𝐢𝐳𝐞𝐝 𝐭𝐨 𝐬𝐭𝐫𝐞𝐚𝐦𝐥𝐢𝐧𝐞 𝐨𝐩𝐞𝐫𝐚𝐭𝐢𝐨𝐧𝐬 𝐚𝐜𝐫𝐨𝐬𝐬 𝐝𝐢𝐯𝐞𝐫𝐬𝐞 𝐛𝐮𝐬𝐢𝐧𝐞𝐬𝐬 𝐞𝐧𝐯𝐢𝐫𝐨𝐧𝐦𝐞𝐧𝐭𝐬.
🛠️ 𝐖𝐇𝐀𝐓 𝐈 𝐁𝐔𝐈𝐋𝐃 ━
✅ n8n Workflows — self-hosted & cloud, custom nodes, complex logic
✅ Make (Integromat) Scenarios — multi-step automations with bulletproof error handling
✅ Zapier Automations — rapid deployment for SaaS-heavy teams
✅ AI Agents & LLM Integrations — OpenAI GPT-4o, Anthropic Claude, Google Gemini
✅ RAG Pipelines & Knowledge Bases — internal AI search, document Q&A, semantic retrieval
✅ CRM Automation — HubSpot, Salesforce, GoHighLevel (GHL), Pipedrive, Airtable
✅ Lead Funnel Automation — capture → score → route → follow-up, fully hands-off
✅ API & Webhook Integration — REST, GraphQL, OAuth, custom endpoints
✅ ETL & Data Pipelines — automated reporting, cross-platform data sync, Google Sheets
✅ Email & SMS Automation — behavioral triggers, drip sequences, re-engagement flows
✅ E-commerce Automation — Shopify, WooCommerce, Stripe, order workflows
✅ Social Media Automation — scheduling, cross-posting, engagement triggers
💡 𝐌𝐘 𝐀𝐏𝐏𝐑𝐎𝐀𝐂𝐇 ━
✅ Audit – I identify real bottlenecks and edge cases before writing any code
✅ Architect – I design a modular system focused on scalability, performance, and security
✅ Build – I implement clean, well-structured code with proper error handling and logging
✅ Handover – I provide a clear walkthrough and documentation so your team can confidently manage it
💻𝐓𝐄𝐂𝐇 𝐒𝐓𝐀𝐂𝐊 ━
🤖𝐀𝐮𝐭𝐨𝐦𝐚𝐭𝐢𝐨𝐧: n8n · Make . Zapier · ActivePieces
⚛️𝐀𝐈 / 𝐋𝐋𝐌: OpenAI · Claude · Gemini · LangChain · Pinecone · Weaviate
📊𝐂𝐑𝐌: HubSpot · Salesforce · GoHighLevel · Pipedrive · Airtable · Monday dot com
🗣️𝐂𝐨𝐦𝐦𝐮𝐧𝐢𝐜𝐚𝐭𝐢𝐨𝐧: Slack · Gmail · Outlook · WhatsApp API · Twilio
🧱𝐈𝐧𝐟𝐫𝐚𝐬𝐭𝐫𝐮𝐜𝐭𝐮𝐫𝐞: AWS · Supabase · PostgreSQL · Redis · Docker · Cloudflare
🧑💻𝐃𝐞𝐯𝐞𝐥𝐨𝐩𝐦𝐞𝐧𝐭: Python · JavaScript · REST APIs · Webhooks · Custom Scripts
🧑💼𝐖𝐡𝐲 𝐂𝐥𝐢𝐞𝐧𝐭𝐬 𝐂𝐡𝐨𝐨𝐬𝐞 𝐌𝐞:
✅ 100% 𝐉𝐨𝐛 𝐒𝐮𝐜𝐜𝐞𝐬𝐬 𝐒𝐜𝐨𝐫𝐞 across 8 completed projects
✅ 150+ hours of hands-on automation work - not theoretical
✅ 𝐈 𝐝𝐨𝐧'𝐭 𝐨𝐮𝐭𝐬𝐨𝐮𝐫𝐜𝐞. 𝐈 𝐛𝐮𝐢𝐥𝐝 𝐢𝐭 𝐦𝐲𝐬𝐞𝐥𝐟, 𝐞𝐯𝐞𝐫𝐲 𝐭𝐢𝐦𝐞.
✅ Modular architecture means easy updates - not locked-in black boxes
✅ Fast communicator - 𝐫𝐞𝐬𝐩𝐨𝐧𝐬𝐞𝐬 𝐰𝐢𝐭𝐡𝐢𝐧 𝐡𝐨𝐮𝐫𝐬, 𝐧𝐨𝐭 𝐝𝐚𝐲𝐬
Click 𝐈𝐧𝐯𝐢𝐭𝐞 𝐭𝐨 𝐉𝐨𝐛 - let's put your operations on autopilot.
n8n • Make (Integromat) • Zapier • AI Automation • Workflow Automation • Business Process Automation • No-Code & Low-Code Automation • API Integration • Webhooks • Python Automation • Data Pipelines (ETL) • Web Scraping • CRM Integration • HubSpot Automation • Salesforce Automation • GoHighLevel (GHL) • Airtable • Slack Bots • Google Workspace Automation • Lead Generation Automation • Email Automation • Marketing Automation • Sales Automation • E-commerce Automation • Shopify Automation • Stripe Integration • WhatsApp Automation • OpenAI API • GPT-4 • ChatGPT • LangChain • RAG Pipelines • AI Agents • Generative AI
Talha M.
has worked
.
$25/hr
71%
Job Success
$10K+ earned
Available now
Offers consultations
Start of list.
End of list.
Your product doesn't need another developer who ships fragile code and vanishes. It needs one who takes it from idea to production and keeps it standing after launch. That's what I do. I'm a Full Stack Developer (8+ years) who builds complete products: React/Next.js on the front, Node.js and Python on the back, AI woven in natively, for founders who need to ship fast without rebuilding in six months.
I've shipped 10+ live products across fintech, healthcare, e-commerce, and education, including a legal-AI platform that helped its company raise $2M, and a learning platform now used by Yale, Tulane, and 600+ schools. Real products. Real users. Real revenue.
Hire me and you get a React developer, Node.js developer, and Python developer in one: a true full-stack engineer who owns the whole build. I work across React / Next.js / TypeScript (frontend), Node.js, Express, and Python (FastAPI, Django) on the backend, and MongoDB / PostgreSQL for data. When a project needs AI, I integrate it natively with OpenAI and modern LLM tooling (RAG, vector databases, AI agents), built into the product, not bolted on as an afterthought.
PROOF I SHIP REAL PRODUCTS:
• DecoverAI: Legal document search platform. Python backend + React frontend, RAG retrieval over a vector database. Deployed in US law firms; the company raised $2M in seed funding after launch.
• Speakology: Avatar-based language-learning platform. React/Next.js + Node.js + OpenAI voice. Adopted by 600+ schools and 12K students, including Yale University and Tulane University.
Plus 8 more production apps: healthcare clinical screening, AI sales intelligence, supply-chain forecasting, hospital management, 3D-printing e-commerce, and more. All React / Node.js / Python full-stack builds.
WHAT I DO:
• Build complete web applications from scratch: React/Next.js frontend + Node.js or Python backend + database
• Design and ship REST APIs, GraphQL, and third-party API integrations (Stripe, OpenAI, custom)
• Build and scale multi-tenant SaaS platforms and MVPs from idea to launch
• Migrate and refactor legacy code into clean, maintainable architecture, no rewrites
• Add AI features to existing products: chat, semantic search, automation, RAG, LLM integration
• Deploy and run apps on AWS with Docker and CI/CD
STACK:
Frontend: React, Next.js, TypeScript, JavaScript, Redux, Tailwind CSS
Backend: Node.js, Express, Python, FastAPI, Django, REST APIs, GraphQL
Databases: MongoDB, PostgreSQL, Redis
AI: OpenAI API, LLM integration, RAG, vector databases, LangChain, AI agent development
Cloud/DevOps: AWS, Docker, CI/CD
HOW I WORK:
I write code that matches your conventions, communicate clearly, and ship on schedule. Clients describe the work as "amazing… really dedicated and loves to think along about product improvements," and as understanding requirements quickly and delivering outstanding results. I think about the product, not just the ticket.
Available 30+ hours/week and responding within a few hours. Tell me what you're building: a SaaS MVP, an AI-powered web app, an API integration, or a rescue of an existing codebase, and I'll tell you exactly how I'd build it.
Keywords:
Full Stack Developer | React Developer | Node.js Developer | Python Developer | Web Developer | Full Stack Engineer | Backend Developer | Next.js Developer | AI Developer | JavaScript Developer | React | Node.js | JavaScript | TypeScript | Python | Next.js | Full-Stack Development | API Integration | API Development | REST API | SaaS Developer | MVP Developer | Web Application Developer | Frontend Developer | Mobile App Developer | Senior Full Stack Developer | MERN Stack Developer | Software Engineer | AI Agent Developer | AI Integration | Express.js | Django | FastAPI | PostgreSQL | MongoDB | GraphQL | AWS | Web Application | SaaS Development | Web Development | OpenAI API Integration | LangChain Developer | RAG AI Chatbot Developer | SaaS MVP Development | Claude Code | Custom Web App Development | React Native Developer | Stripe Integration | Tailwind CSS | Redux
Yash S.
has worked
.
Associated with
Apex36 Technology Services
$5K+
earned
$35/hr
100%
Job Success
$100K+ earned
Start of list.
End of list.
For over two decades, I’ve been helping many companies bring their ideas to life through software. I’m a Senior Python Developer who specializes in crafting high-quality Python backends, responsive frontends, and APIs, building platforms that are simple to use, easy to maintain, and ready to grow with the business. I like seeing teams work with systems that just make sense.
🥇𝐖𝐡𝐲 𝐏𝐚𝐫𝐭𝐧𝐞𝐫 𝐖𝐢𝐭𝐡 𝐌𝐞:
⭐ 20+ years of full-stack python development experience
⭐ 100+ successful web applications delivered
⭐ 15+ AI systems integrated with Python into business workflows
⭐ 4000+ Upwork hours
⭐ Extended team of 65+ tech experts
⭐ 70% of clients return for long-term collaboration
⭐ Transparent communication, agile mindset, and dedicated PMs available
📌 𝐇𝐨𝐰 𝐈 𝐖𝐨𝐫𝐤
I like to keep the development process simple and clear for clients. My workflow as a Senior Python Developer is designed to make projects predictable and stress-free:
✔️ 𝐃𝐢𝐬𝐜𝐨𝐯𝐞𝐫𝐲 & 𝐏𝐥𝐚𝐧𝐧𝐢𝐧𝐠. We start by discussing your goals and examining your current systems. This lets me design a solution that fits your needs and can grow with your business.
✔️ 𝐃𝐞𝐯𝐞𝐥𝐨𝐩𝐦𝐞𝐧𝐭 & 𝐈𝐧𝐭𝐞𝐠𝐫𝐚𝐭𝐢𝐨𝐧. I work on both backend and frontend and connect them so everything just works together. Mostly, I use Python (Django, Flask, FastAPI) for backend and AI/ML integration, paired with React for the frontend, but I switch tools if the project calls for it.
✔️ 𝐓𝐞𝐬𝐭𝐢𝐧𝐠 & 𝐅𝐢𝐧𝐞-𝐓𝐮𝐧𝐢𝐧𝐠. We go through the system and identify what feels off. Then, if needed, I make adjustments so that it’s faster, error-free, and easier to use.
✔️ 𝐎𝐧𝐠𝐨𝐢𝐧𝐠 𝐒𝐮𝐩𝐩𝐨𝐫𝐭. Launch is just the beginning. I stay involved to monitor, update, and enhance the platform as your business evolves.
📌 𝐓𝐞𝐜𝐡 𝐄𝐱𝐩𝐞𝐫𝐭𝐢𝐬𝐞
My approach as a Python Developer focuses on AI/ML integration, selecting the best technologies from a broad toolkit to build a solution that is perfectly tailored to your project's goals.
⚙️ [Backend]:
➜ Python (Django, Flask, FastAPI), PHP (Symfony, Zend, Yii, Laravel)
⚙️ [Frontend]:
➜ React.js, Vue.js, AngularJS, HTML5, CSS3, Bootstrap, jQuery
⚙️ [Databases]:
➜ PostgreSQL, MySQL, MongoDB
⚙️ [Mobile & Cross-Platform]:
➜ Java, Swift, Objective-C, PhoneGap, OpenGL
⚙️ [Cloud & Devops]:
➜ AWS, Microsoft Azure, Google App Engine
⚙️ [Methodologies]:
➜ Agile (Scrum, XP), BDD/TDD, RAD
📌 𝐈𝐧𝐝𝐮𝐬𝐭𝐫𝐢𝐞𝐬 𝐈 𝐅𝐨𝐜𝐮𝐬 𝐎𝐧
I’ve collaborated with companies across a range of sectors, building platforms that grow with their business:
➜ 𝗘-𝗹𝗲𝗮𝗿𝗻𝗶𝗻𝗴 𝗽𝗹𝗮𝘁𝗳𝗼𝗿𝗺𝘀 (EdTech): including LMS integrations and interactive courses
➜ 𝗙𝗶𝗻𝗮𝗻𝗰𝗶𝗮𝗹 𝘀𝗲𝗿𝘃𝗶𝗰𝗲𝘀 (FinTech): dashboards, analytics tools, and investment platforms
➜ 𝗛𝘂𝗺𝗮𝗻 𝗥𝗲𝘀𝗼𝘂𝗿𝗰𝗲𝘀 & 𝗥𝗲𝗰𝗿𝘂𝗶𝘁𝗺𝗲𝗻𝘁 (HR Tech): automation and management systems
➜ 𝗖𝗥𝗠 𝘀𝘆𝘀𝘁𝗲𝗺𝘀 (CRM Tech): tools to manage clients, leads, and workflows
➜ 𝗘-𝗰𝗼𝗺𝗺𝗲𝗿𝗰𝗲 & 𝗺𝗮𝗿𝗸𝗲𝘁𝗽𝗹𝗮𝗰𝗲𝘀 (E-commerce Tech): online shops, multi-vendor platforms, and order management solutions
📌 𝐂𝐨𝐥𝐥𝐚𝐛𝐨𝐫𝐚𝐭𝐢𝐨𝐧 𝐌𝐨𝐝𝐞𝐥𝐬
I adapt to your needs with flexible engagement models designed for clarity and project success.
✔️ 𝐓𝐢𝐦𝐞 & 𝐌𝐚𝐭𝐞𝐫𝐢𝐚𝐥. We track the hours spent on your project, and you pay for only what’s actually done. This model is useful when the project is evolving, or you want to try out new ideas step by step.
✔️ 𝐅𝐢𝐱𝐞𝐝 𝐏𝐫𝐢𝐜𝐞. Here, the full scope and cost are agreed on from the start. This model works for projects with clear requirements and helps keep the budget and timeline predictable.
✔️ 𝐃𝐞𝐝𝐢𝐜𝐚𝐭𝐞𝐝 𝐓𝐞𝐚𝐦. My engineers join your team and follow your workflows. This cooperation model is good when you need ongoing development and want team members who fully understand your processes.
Looking for an experienced Senior Python Developer to build a robust platform and modern tools? I handle both the backend and frontend and carry projects through to completion. Get in touch, and we’ll outline the way forward.
Associated with
DDI Development
$45/hr
$7K+ earned
Start of list.
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Experienced as a Full Stack Developer for 8+ years. Currently working on building ETL Pipelines and SQL report generation and Infrastructure as Code using terraform. Interested in opportunities that challenge and reward existing skill set.
Key Skills
Gained Experience in Working on AWS Platform
Building Pyspark / Pandas ETL AWS Glue jobs or AWS Lambdas
Building Nifi Flows
Generating SQL Reports
Creating Python Flask APIs with SQLAlchemy and Kafka
Deploying Docker containers
Enhance Midwich SaaS Monitoring platform with snippets built using Python to interface with REST /SOAP APIs of leading Audio Visual Vendor Equipment , ITSM Cloud Providers and Microsoft Azure.
Custom API Development using FLASK and DJANGO.
Experience Working on Full Stack Web Development in Flask and Django
Experience Working on Full Stack Web Development in Laravel/CodeIgniter
Experienced in Python ,PHP, REST API, REACT , SOAP, HTML/CSS , JS,AJAX , C#,LAMP Stack Architecture , JQuery, Bootstrap 5.0.
Experience creating Mobile App backend in Python
Integrate with industry leading ITSM Cloud providers such as Salesforce, ServiceNow, JIRA, ZendDesk, FreshService using REST API.
Knowledge of Full Stack JavaScript Development including Node.js, Express.js, Node Package Manager)
Knowledge of MVC Framework and Code Igniter / Laravel as a Framework
WordPress using Page Builders e.g Divi , Elementor , Beaver Builder , WPBakery , Visual Composer etc
WordPress custom Theme Development and plugin Development.
Version Control Software like Git and SVN using Github and BitBucket for storing the repositories
Relational Database Design and Development in MySQL and PostgreSQL
Experience with project management systems like Basecamp, JIRA, Slack.
Taz K.
has worked
.
$30/hr
$1K+ earned
Start of list.
End of list.
I help startups and SaaS teams build secure, scalable Django/DRF APIs that don’t break under real-world traffic.If you need clean backend architecture, reliable integrations, and AWS-ready deployments I’m the developer who takes full ownership.
What I do best:
• Design and build production-ready Django & DRF APIs
• Integrate third-party services (payments, auth, external APIs)
• Deploy and scale applications on AWS (EC2, RDS, S3, CI/CD)
• Optimize performance, security, and long-term maintainability
• Collaborate with frontend teams (React / Next.js)
Why clients trust me:
• Built and deployed real-world Django applications used in production
• Experience working with startups and evolving requirements
• Clean code, clear communication, and regular progress updates
• Comfortable owning backend systems end-to-end
- Regular progress updates
- High-quality code & testing
- On-time delivery, every time
Let’s build something scalable and reliable reach out to discuss your project!
#PythonDeveloper #Django #DjangoRestFramework #BackendDeveloper #PythonBackend #RESTAPI #WebAPIs #APIIntegration #AWS #CloudComputing #WebDevelopment #BackendEngineering #CleanCode #ScalableSystems #SoftwareEngineer #FreelanceDeveloper #RemoteDeveloper #OpenToWork #TechTalent #DevCommunity #FrontendDeveloper #ReactJS #NextJS #WebUI #FrontendEngineering #JavaScript #WebDevelopment #APIs #AWS
$35/hr
100%
Job Success
$500K+ earned
Available now
Offers consultations
Start of list.
End of list.
I only win when your product wins ✨ Let’s turn your vision into reality 🚀
The AI products I’ve built and scaled from scratch now generate hundreds of thousands in revenue💰, serve 100,000+ DAUs combined, and continue to grow rapidly in highly competitive markets.
🥇With 8+ years of experience, having worked with ex-Meta and ex-Microsoft engineers, and having built AI chat systems, voice agents, RAG-based copilots, realtime platforms, and multi-tenant SaaS systems across multiple industries (healthcare, finance, education, real estate, and more), I bring the technical depth + product mindset needed to ship production-ready AI software that actually scales.
🏆 My goal is simple: make your next AI product successful end-to-end. I don’t just write code. I help you architect, launch, scale, and operate a real business. From engineering to customer support, marketing funnels, sales pipelines, onboarding flows, and growth automation. I partner with you as someone who wins only when your product wins. That has been my philosophy since day one: every product I work on must become a success story.
Whether you're building an AI SaaS, automation tool, ERP/CRM, lead-gen engine, or a fully custom enterprise system. I help craft scalable architecture, build fast, iterate faster, and turn your idea into a revenue-generating product.
What I Can Do For You
- Build and scale AI SaaS platforms (OpenAI, Langchain, multi-tenant setups, RAG, AI Chat Agents, AI Voice Agents)
- Automate business workflows with custom ERP systems
- Integrate AI agents, LLMs, and chatbots into your apps or tools
- Design clean, modern frontends with React, Next.js, Tailwind
- Deploy APIs, backends, and services with Docker, AWS, CI/CD pipelines
Mastered Tools/Technologies:
Back-end:
- Python (Django, Django Rest Framework, Flask, FastAPI)
- Javascript (TypeScript), Node.js (Express)
Front-end:
- React.js, Next.js, Vue.js
- HTML, CSS, Bootstrap
- JavaScript, JQuery, & more
AI
- AI Chatbots, AI Voice Agents: OpenAI, ChatGPT, Claude, Pinecone, Redis, Langchain, Twilio
- TensorFlow, PyTorch, Keras, Scikit-learn
- OpenCV, Natural Language Processing (NLP): NLTK, spaCy
- Data Analysis Libraries: Pandas, NumPy
- Data Visualization: Matplotlib, Seaborn
- Machine Learning Algorithms
- Deep Learning
Databases:
- PostgreSQL
- MySQL
- SQL Server
- MongoDB
- SQLite
DevOps & Cloud:
- Heroku
- AWS (EC2, S3, RDS, CloudFront, etc.)
- Google Cloud Platform components
Third Party Integrations:
- OpenAI/ChatGPT, Claude, Gemini, ML Models
- Twilio
- Stripe
- Google Suite
- Twitter API
- Meta (Facebook, Messenger, Whatsapp, Instagram)
- Reddit
- Asana
- Zoom
- Slack
- Numerous other third party integrations..
For Teamwork & Project Flow:
- Git tools (Github, GitLab)
- Asana, Jira, Trello
What I Offer (Partnering with Me Guarantees):
- Excellence in Code: Industry-leading practices for scalable, maintainable, robust, and clean code.
- Communication: Clear, effective, and always in sync.
- Efficiency: On-time delivery, with a track record of staying on budget.
- Honesty: Straightforward about feasibility, avoiding pitfalls.
- Transparency: Commitment to full 100% refunds if standards are not met or you are not satisfied
- Data-Driven: Steering towards informed decisions for product success.
- Availability: Quick replies within 20 minutes, unless I'm sleeping.
My Philosophy: Every line of code is a testament to my dedication to your project's success. I'm passionate about turning innovative ideas into technological realities, ensuring each project surpasses expectations.
Why Choose me?
Whether you need to design a new SaaS product, scale infrastructure, or integrate advanced AI agents, I bring both technical depth and founder-level product vision to ensure your project delivers measurable impact.
I've built software for millions of users and launched multiple profitable AI products.
⭐⭐⭐⭐⭐ "Muhammad is an ultimate professional! Excellent character combined with his excellent knowledge make him one of the best partners I have ever had! He knows how to take the initiatives that are necessary and the end result was more than I thought! The future really belongs to him. Trust him and you won't lose!""
Ready to build your AI-powered SaaS? Let's talk
Tech Stack:
AI SaaS Developer, AI Engineer, Full Stack AI Developer, LLM Engineer, RAG Engineer, Retrieval Augmented Generation, AI Agent Developer, AI Chatbot Developer, AI Voice Agent Developer, OpenAI Developer, ChatGPT Developer, LangChain, LangGraph, LlamaIndex, Vector Databases, Pinecone, Qdrant, pgvector, Semantic Search, Embeddings, AI Copilot Development, AI Automation, Workflow Automation, Custom AI Software, AI Product Development, AI SaaS Architect, Multi-Tenant Architecture, Real-Time Systems, Python Developer, Django, FastAPI, Flask, React Developer, Next.js, PostgreSQL, Redis, AWS, Docker, CI/CD, Stripe Integration, SaaS Payments, Twilio, Slack Bots, API Integrations, Machine Learning, NLP
Muhammad A.
has worked
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$70/hr
100%
Job Success
Offers consultations
Start of list.
End of list.
I help companies build reliable AI-powered automation systems, browser automation platforms, and scalable SaaS infrastructure.
Over the past 10+ years, I have designed and developed production systems involving:
- AI agents & LLM integrations
- Browser automation (Playwright/Puppeteer/Selenium)
- Web scraping & anti-bot systems
- SaaS platforms
- FastAPI & Python backend systems
- AWS serverless infrastructure
- Workflow automation
- CRM & API integrations
- Data pipelines and large-scale processing
I specialize in solving difficult engineering problems where stability, scalability, and reliability matter.
My experience includes:
- Large-scale browser automation systems
- AI-powered SaaS platforms
- High-volume web scraping infrastructure
- Workflow and CRM automation
- Cloud-native AWS architectures
- Real-time automation systems
- Dockerized production environments
- API orchestration and integrations
- RAG and LLM-powered applications
Technical stack:
Python, FastAPI, Playwright, Selenium, AWS Lambda, DynamoDB, Docker, Kubernetes, PostgreSQL, MongoDB, Redis, OpenAI APIs, LangChain, Serverless Framework, React, Node.js
I am particularly effective on projects involving:
- unstable automation systems
- scraping infrastructure
- AI integrations
- browser reliability engineering
- SaaS architecture
- scaling and optimization
- workflow automation
- production debugging
I approach projects as long-term engineering partnerships and focus on delivering systems that are maintainable, scalable, and robust in production.
Samir L.
has worked
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$40/hr
100%
Job Success
Available now
Offers consultations
Start of list.
End of list.
Hello! I’m Senior developer with over 10 years of professional experience building enterprise-grade applications, RESTful microservices, and cloud-native solutions. I have successfully delivered projects for clients across Europe, the UK, Australia, India, South Africa, and the USA.
✅ Languages: Java (8–21), Kotlin, Groovy, Python, Node.js, TypeScript
✅ Back-End: Spring Boot, Spring Cloud, Spring Security, Micronaut, Camel, Express.js, NestJs
✅ Front-End: Angular, Vue.js, Nuxt, HTMX, Tailwind CSS, Bootstrap
✅ Databases: PostgreSQL, MySQL, Oracle, MongoDB, Redis, DynamoDB
✅ Cloud & DevOps: AWS, CDK, Cloudformation, ECS, API Gateway, Lambda, Cognito, DynamoDB, Azure, Docker, Kubernetes, Terraform, Jenkins, GitHub Actions, Cloudflare
✅ Architecture: Clean Architecture, Hexagonal, Domain-Driven Design DDD, Microservices, Monolith
✅ Messaging: Kafka, RabbitMQ, ActiveMQ, Artemis
✅ Monitoring: Grafana, Kibana, Datadog
✅ APIs: REST, SOAP, gRPC, GraphQL, Websocket, SSE, tPRC
✅ Build & Tooling: Maven, Gradle, Flyway, Liquibase
✅ Other: Jhipster, Gen Ai, Agentic Ai, Hermes Agent, SDD, TMUX
✅ Opensource contribution to popular opensource projects like FlowiseAi, AWS PDK, Mongock, Jhipster lite and Jhipster Main generator.
You can confidently entrust me with your project and you will not be let down by our collaboration. I assure you of my strong sense of responsibility and the high standard of the work I deliver, which you can rely on once I become part of your team.
Ramon L.
has worked
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$35/hr
100%
Job Success
$4K+ earned
Available now
Offers consultations
Start of list.
End of list.
𝐀𝐈 𝐂𝐡𝐚𝐭𝐛𝐨𝐭 & 𝐑𝐀𝐆 𝐄𝐱𝐩𝐞𝐫𝐭 | 𝐏𝐲𝐭𝐡𝐨𝐧 𝐁𝐚𝐜𝐤𝐞𝐧𝐝 𝐄𝐧𝐠𝐢𝐧𝐞𝐞𝐫 | 𝐋𝐚𝐧𝐠𝐂𝐡𝐚𝐢𝐧 | 𝐎𝐩𝐞𝐧𝐀𝐈 | 𝐌𝐮𝐥𝐭𝐢-𝐀𝐠𝐞𝐧𝐭 𝐒𝐲𝐬𝐭𝐞𝐦𝐬
AI Engineer for Founders Who Hate Wasting Time
I don’t pitch dreams. I ship results. You’re not here to experiment. You’re here to win.
Most developers are still figuring out how to “talk to GPT.” I’m focused on building real AI products that handle scale, memory, search, and logic the right way. I’m a reliable technical expert who fixes difficult legacy systems and delivers strong, long-term solutions.
→ I work like a co-founder.
→ Not a contractor. Not an agency.
→ A builder who gets things done.
𝐘𝐨𝐮 𝐛𝐫𝐢𝐧𝐠 𝐭𝐡𝐞 𝐀𝐈 𝐮𝐬𝐞 𝐜𝐚𝐬𝐞.
→ I turn it into a working product in days.
→ No fluff. No endless slides. No delays.
→ Just clean, scalable, revenue-focused systems built to perform.
𝐑𝐞𝐜𝐞𝐧𝐭 𝐃𝐞𝐩𝐥𝐨𝐲𝐦𝐞𝐧𝐭𝐬 (𝐍𝐨𝐭 𝐃𝐞𝐦𝐨𝐬 𝐑𝐞𝐚𝐥 𝐏𝐫𝐨𝐝𝐮𝐜𝐭𝐬)
• 1,000+ PDFs ingested and summarized using a multi-agent LangChain system
• Company-trained chatbot with live vector search, memory, and analytics
• AI assistant that pulls answers from proprietary company data in seconds
• FastAPI backend integrated with OpenAI + Pinecone + Supabase, from zero to live in 5 days
𝐖𝐡𝐚𝐭 𝐈 𝐀𝐜𝐭𝐮𝐚𝐥𝐥𝐲 𝐃𝐞𝐥𝐢𝐯𝐞𝐫
• RAG pipelines that feel seamless for users
• AI agents that handle 80% of human support workflows
• Clean APIs that scale without crashes or chaos
• Full-stack AI systems from LLM logic to polished frontend experiences
• Architecture that keeps your product investor and demo-ready at all times
𝐒𝐭𝐚𝐜𝐤 𝐈 𝐖𝐨𝐫𝐤 𝐈𝐧 (𝐍𝐨𝐭 “𝐋𝐞𝐚𝐫𝐧𝐢𝐧𝐠”)
Python | FastAPI | Flask
LangChain | OpenAI | Claude | LLaMA
Supabase | Vercel | Pinecone | FAISS
Multi-agent orchestration | Tool use | RAG
Document QA | Embedding pipelines | Secure APIs
𝐌𝐲 𝐎𝐩𝐞𝐫𝐚𝐭𝐢𝐧𝐠 𝐌𝐨𝐝𝐞
You bring the vision. I bring the working product.
No endless planning. No delays. No “we’ll get back to you.”
Just real software delivered like it actually matters.
Because it does.
𝐘𝐨𝐮 𝐖𝐚𝐧𝐭 𝐑𝐎𝐈? 𝐈 𝐃𝐞𝐥𝐢𝐯𝐞𝐫 𝐈𝐭.
• No fluff
• No playground MVPs
• No dev shop theater
• white_check_mark: Yes to fast execution
• white_check_mark: Yes to scalable systems
• white_check_mark: Yes to products you can pitch, deploy, or demo by Friday
📩 Send me the use case. I’ll show you a working module within 72 hours.
→ If it’s not good enough, I walk away. No charge. No excuses. No ego.
You’re either building with people who execute or watching them pass you.
🔎 Core Skills & Keywords
#AI #MachineLearning #GenerativeAI #ChatGPT #LLMs #RAG #LangChain #OpenAI #Claude #HuggingFace#AIChatbots #AIAutomation #FastAPI #Django #Flask #Python #MLPipelines
#VectorDatabases #Pinecone #FAISS #Chroma #NLP #DeepLearning#TensorFlow #PyTorch #XGBoost #Pandas #NumPy#AWS #GCP #Azure #APIIntegration #AIEngineering #CustomAI
Saim M.
has worked
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