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$17.99/hr
100%
Job Success
$500K+ earned
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Offers consultations
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💡 Professional Overview
🎉 Award-Winning Freelancer | 🏆 Top 3% Rated on Upwork
🌟 10+ Years of Experience | 💼 14, 600+ Hours Delivered
📞 Available 40+ Hours/Week | 🏅 100% Job Success Rate
🔝 Premium Quality & Timely Delivery | 💰 Cost-Effective Solutions
Building scalable digital products, AI-powered systems, and high-performance web applications for 10+ years.
I specialize in architecting and delivering production-grade full stack platforms using modern JavaScript ecosystems, cloud-native infrastructure, and machine learning integrations. My expertise spans frontend engineering, backend systems, intelligent automation, conversational AI, and scalable SaaS architectures.
⚡ Core Technical Expertise
Frontend Engineering
React.js, Next.js, Redux, TypeScript
React Hooks, Context API, React Router
Responsive UI/UX Architecture
Tailwind CSS, Material UI, Bootstrap, Sass
Progressive Web Apps (PWA)
D3.js, Chart.js, Real-time Dashboards
Backend & API Development
Node.js, Express.js
Python (FastAPI, Flask, Django)
REST APIs, GraphQL, WebSockets
OAuth2, JWT Authentication
Microservices & Event-Driven Architectures
API Gateway & Third-Party Integrations
AI / Machine Learning / NLP
OpenAI GPT Integrations
Hugging Face Transformers
TensorFlow, PyTorch, Scikit-Learn, Keras
Conversational AI & Chatbot Systems
NLP Pipelines & Text Analytics
BERT, LSTM, CNN Models
RAG Pipelines & AI Automation
Dialogflow, Rasa, Botpress
Cloud, DevOps & Infrastructure
AWS, Google Cloud Platform (GCP)
Docker, Kubernetes
CI/CD Pipelines (GitHub Actions, Jenkins)
Serverless Deployments
Containerized Application Architecture
Monitoring & Deployment Automation
Databases & Data Engineering
PostgreSQL, MongoDB, SQLite
SQL / NoSQL Optimization
ETL Pipelines & Data Processing
Data Cleaning & Feature Engineering
Real-Time Data Synchronization
🔥 Specialized Focus Areas
🚀 Full Stack SaaS Development
Designing scalable SaaS products with modern frontend architectures and resilient backend systems.
🤖 AI-Powered Applications
Building intelligent chatbot agents, NLP systems, recommendation engines, and AI workflow automation.
⚙ Intelligent Automation
Developing automation pipelines using Python, APIs, webhooks, and cloud functions to streamline business operations.
📡 Real-Time Systems
Implementing WebSocket-based live communication, notifications, analytics dashboards, and streaming applications.
☁ Cloud-Native Engineering
Deploying scalable microservices and serverless applications using containerized infrastructure and DevOps best practices.
📌 Notable Project Experience
✅ AI Chatbots for customer support, lead generation, and workflow automation
✅ Enterprise SaaS platforms with AI/ML integrations
✅ ML-powered analytics and predictive data processing systems
✅ Real-time dashboards with live visualization and event streaming
✅ Multi-platform React & React Native applications
✅ API ecosystems integrating third-party services and cloud infrastructure
🛠 Tech Stack
Languages
JavaScript (ES6+), TypeScript, Python, SQL
Frontend
React.js, Next.js, Redux, React Native, Expo, HTML5, CSS3, Tailwind CSS
Backend
Node.js, Express.js, FastAPI, Flask, Django
AI/ML
TensorFlow, PyTorch, Scikit-Learn, Hugging Face, OpenAI GPT, NLP
Databases
MongoDB, PostgreSQL, SQLite, Firebase
DevOps & Cloud
Docker, Kubernetes, AWS, GCP, CI/CD, Serverless
APIs & Integrations
REST, GraphQL, WebSockets, OAuth2, JWT, Webhooks
🎯 What Clients Can Expect
✔ Clean, scalable, maintainable code
✔ Strong communication and agile collaboration
✔ High-performance architecture with production-ready standards
✔ Business-focused engineering solutions
✔ Long-term technical partnership and support
🚀 Let’s Build Something Intelligent
Whether you need a scalable SaaS platform, AI-powered automation, real-time applications, or a full-stack engineering partner, I can help bring your product vision to life with modern technologies and robust architecture.
Keywords:-
JavaScript, TypeScript, React, ReactJS, NextJS, Redux, ReactNative, Expo, NodeJS, ExpressJS, Python, Django, Flask, FastAPI, RESTAPI, GraphQL, WebSockets, OAuth2, JWT, MongoDB, PostgreSQL, SQLite, Firebase, SQL, NoSQL, HTML5, CSS3, Sass, TailwindCSS, Bootstrap, MaterialUI, ResponsiveDesign, PWA, D3JS, ChartJS, AI, MachineLearning, DeepLearning, NLP, TensorFlow, PyTorch, ScikitLearn, Keras, HuggingFace, Transformers, OpenAI, GPT, ChatGPT, ConversationalAI, Chatbots, Dialogflow, Rasa, Botpress, BERT, LSTM, CNN, DataEngineering, ETL, DataPreprocessing, FeatureEngineering, DataVisualization, Automation, WebAutomation, Scripting, APIIntegration, Webhooks, Microservices, Serverless, Docker, Kubernetes, AWS, GCP, CI/CD, Jenkins, Git, GitHub, Agile, Scrum, SaaS, FullStackDevelopment, FrontendDevelopment, BackendDevelopment, CloudComputing, CloudArchitecture, DevOps, SoftwareEngineering, ApplicationDevelopment, MobileDevelopment, CrossPlatformDevelopment, EnterpriseApplications, RealTimeApplications, ScalableArchitecture.
Associated with
Cerebrum Infotech
$1M+
earned
$30/hr
76%
Job Success
$30K+ earned
Available now
Start of list.
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🔴 I am EXPERT using JavaScript, Python, and APIs where no-code tools fall short.🔴
✅ I extend platforms using JavaScript, Python, APIs, and automation to create scalable, high-performance applications.
💡 I automate business processes end-to-end, eliminating inefficiencies and manual work. I design workflows that connect apps, APIs, and databases for complete automation.
✅ Deep experience with REST, GraphQL, Webhooks, OAuth authentication
✅ Expertise in database indexing, query optimization, and load balancing
✅ UI/UX best practices to create highly responsive and intuitive interfaces
💡 I understand both business and tech. I don't just deliver apps, I create revenue-generating, efficiency-boosting solutions that help businesses scale and thrive.
𝐌𝐘 𝐒𝐊𝐈𝐋𝐋 𝐒𝐄𝐓 𝐈𝐍𝐂𝐋𝐔𝐃𝐄:
🔹 𝐍𝐨-𝐂𝐨𝐝𝐞 & 𝐋𝐨𝐰-𝐂𝐨𝐝𝐞 𝐃𝐞𝐯𝐞𝐥𝐨𝐩𝐦𝐞𝐧𝐭:
✔ Bubble.io – Full-stack no-code app development, UI/UX, workflows, database design
✔ Retool – Building internal tools, API-driven dashboards, admin panels
✔ Airtable, Glide, Softr – Custom business solutions with no-code platforms
✔ Custom JavaScript Plugins – Extending no-code functionalities with JavaScript
✔ Responsive Design – Pixel-perfect and mobile-friendly application design
🔹 𝐀𝐏𝐈 𝐃𝐞𝐯𝐞𝐥𝐨𝐩𝐦𝐞𝐧𝐭 & 𝐈𝐧𝐭𝐞𝐠𝐫𝐚𝐭𝐢𝐨𝐧:
✔ REST & GraphQL APIs – Consuming and developing APIs for real-time data
✔ OAuth, JWT, API Authentication – Securely connecting third-party services
✔ Webhooks & Data Syncing – Automating data transfer between platforms
✔ Postman, cURL, Insomnia – API testing and troubleshooting
🔹 𝐃𝐚𝐭𝐚𝐛𝐚𝐬𝐞 𝐌𝐚𝐧𝐚𝐠𝐞𝐦𝐞𝐧𝐭 & 𝐎𝐩𝐭𝐢𝐦𝐢𝐳𝐚𝐭𝐢𝐨𝐧:
✔ SQL & NoSQL Databases – PostgreSQL, Firebase, Supabase, MongoDB, MySQL
✔ Database Structuring – Normalization, indexing, query optimization
✔ Real-time Data Handling – Using WebSockets, Firebase, or Supabase
🔹 𝐀𝐮𝐭𝐨𝐦𝐚𝐭𝐢𝐨𝐧 & 𝐖𝐨𝐫𝐤𝐟𝐥𝐨𝐰 𝐎𝐩𝐭𝐢𝐦𝐢𝐳𝐚𝐭𝐢𝐨𝐧:
✔ Zapier, Make (Integromat), n8n, Workato – Automating tasks across platforms
✔ Custom Scripting in Workflows – Using JavaScript & Python for advanced logic
✔ Web Scraping & Data Extraction – Automating data collection from websites
✔ Browser Automation – Puppeteer, Selenium, Playwright
🔹 𝐒𝐜𝐫𝐢𝐩𝐭𝐢𝐧𝐠 & 𝐂𝐮𝐬𝐭𝐨𝐦 𝐃𝐞𝐯𝐞𝐥𝐨𝐩𝐦𝐞𝐧𝐭:
✔ JavaScript & TypeScript – For extending Bubble.io, Retool, and automation tools
✔ Python – Web scraping, API development, automation scripts
✔ Node.js & Express.js – Lightweight backends, microservices, and API development
✔ Flask & FastAPI – Python-based lightweight backend development
🔹 𝐒𝐞𝐜𝐮𝐫𝐢𝐭𝐲 & 𝐏𝐞𝐫𝐟𝐨𝐫𝐦𝐚𝐧𝐜𝐞 𝐎𝐩𝐭𝐢𝐦𝐢𝐳𝐚𝐭𝐢𝐨𝐧:
✔ Role-Based Access Control (RBAC) – Secure authentication & authorization
✔ Data Security Best Practices – Encryption, hashing, token security
✔ Performance Tuning – Optimizing database queries, API calls, and workflows
✔ Serverless Architecture – AWS Lambda, Firebase Functions, Cloudflare Workers
🔹 𝐁𝐮𝐬𝐢𝐧𝐞𝐬𝐬 & 𝐂𝐨𝐧𝐬𝐮𝐥𝐭𝐢𝐧𝐠 𝐄𝐱𝐩𝐞𝐫𝐭𝐢𝐬𝐞:
✔ Business Process Automation – Identifying inefficiencies & streamlining operations
✔ SaaS & Internal Tool Development – Building scalable solutions for businesses
✔ Cost Optimization – Reducing manual work, saving time & improving efficiency
✔ End-to-End Solution Consulting – From ideation to implementation
🔹 𝐃𝐞𝐯𝐎𝐩𝐬 & 𝐃𝐞𝐩𝐥𝐨𝐲𝐦𝐞𝐧𝐭 (𝐁𝐨𝐧𝐮𝐬 𝐒𝐤𝐢𝐥𝐥𝐬)
✔ Git & Version Control – GitHub, GitLab, Bitbucket for collaboration
✔ CI/CD Pipelines – Automating deployments in Retool/Bubble using GitHub Actions
✔ Cloud & Serverless Hosting – AWS, Vercel, Netlify, DigitalOcean
🟧 Keywords 🟧
Bubble.io developer, Retool expert, automation specialist, scripting professional, no-code developer, low-code developer, API integration expert, JavaScript developer, Python scripting, workflow automation, Zapier specialist, Make (Integromat) expert, n8n automation, Workato consultant, web application developer, database management, SQL expert, NoSQL databases, PostgreSQL developer, Firebase specialist, Supabase expert, MongoDB developer, MySQL consultant, REST API development, GraphQL integration, OAuth authentication, JWT security, webhook integration, data synchronization, Postman expert, cURL commands, Insomnia tool specialist, frontend development, backend development, full-stack developer, UI/UX designer, responsive web design, custom plugin development, serverless architecture, AWS Lambda developer, cloud functions, AWS services, Google Cloud Platform, DigitalOcean deployment, Heroku specialist, Vercel deployments, Netlify hosting, Git version control, GitHub projects, GitLab CI/CD, Bitbucket pipelines, continuous integration, continuous deployment, Agile methodologies, Scrum master, project management, business process automation, SaaS development, internal tools development, CRM integration, ERP solutions, CMS development, e-commerce platforms, payment gateway integration, Stripe API, PayPal integration, data visualization, dashboard creation.
Zohaib Z.
has worked
.
$15/hr
100%
Job Success
$10K+ earned
Start of list.
End of list.
I build time-saving, results-driven tools that turn ideas into working systems.
🔸 I specialize in Python-based automation using libraries like Selenium, BeautifulSoup, Scrapy, and Pandas to extract data, streamline workflows, and deliver clean, usable results.
🔸 From backend automation to smart data pipelines, the goal is always the same: build systems that handle the heavy lifting so you can focus on what matters.
🔸 I take the time to understand your goals, then build exactly what fits. Be it a custom data pipeline, an automation script, or a seamless integration.
🔸 If you're looking to save time, improve efficiency, or unlock value from your data, I’m ready to help.
Let’s talk about your project.
Kelvin G.
has worked
.
$50/hr
100%
Job Success
$100K+ earned
Available now
Offers consultations
Start of list.
End of list.
I build AI systems that hold up in production. LLM agents, multi-agent pipelines, RAG architectures, and the automation around them, engineered with the safety boundaries and test coverage that keep them reliable once real users depend on them.
I am an AI engineer with an Bachlor in Generative AI from the University of Texas at Dallas and a prior background in production software and contact-center systems integration. Over the past year I shipped work across more than 30 repositories, spanning AI agents, RAG systems, and full-stack AI products, including open-source tools published to npm. My work is grounded in real engineering discipline: spec-first design, test-first implementation, and containerized deployment with CI/CD.
What sets my AI work apart is that I treat the model as one component in a system, not the whole system. The LLM proposes, deterministic code decides. That is how I build agents that can take real action without acting dangerously.
💡 What I build
⬡ AI agents and multi-agent systems with CrewAI, AutoGen, LangGraph, and LangChain that coordinate real tasks end to end
⬡ RAG pipelines with LlamaIndex, FAISS, pgvector, and sentence embeddings that ground LLMs in your own knowledge base
⬡ LLM-in-the-loop systems with hard safety boundaries, where a deterministic rule engine authorizes every action the model proposes
⬡ MCP servers that expose your tools to Claude and other agents natively over JSON-RPC
⬡ Workflow automation with n8n, Zapier, and Playwright browser automation that runs unattended with real error handling and retries
⬡ Production APIs in FastAPI, Django, and Flask, and full-stack apps in React 19 and Next.js
⬡ Provider-agnostic LLM integration across OpenAI, Anthropic, Google, Groq, Mistral, and local Ollama models behind one interface
🛠️ Selected work
orch, an open-source CLI published to npm that routes prompts across multiple AI coding agents through a single interface, with budget-aware selection learned from real quota and rate-limit failures
A human-in-the-loop review service for AI-authored documents: a containerized HTTP API plus an MCP server exposing 20 review tools, deployed multi-user behind OAuth
An LLM trading research bot on the Binance test network, where the model reasons over market data through read-only tools and a deterministic risk engine is the only path to an order, verified live and backed by roughly 470 tests
A full job-application platform: a FastAPI agent service that scouts, scores, and tailors applications across six sources, with a provider-agnostic LLM layer and Playwright auto-apply, fronted by a Next.js dashboard
An autonomous server-maintenance agent packaged in Docker, and a Chrome extension that fills web forms from your own documents using a pluggable local-or-cloud AI layer
🧠 Background and research
Generative AI, University Texas at Dallas. My dissertation studies whether large language models actually know what they do not know, probing model calibration and hallucination at knowledge boundaries. I also write about LLM reliability on my engineering blog. Before that I spent years in production software and contact-center systems integration with tools like Cisco Finesse, ActiveMQ, and Jira automation, so I am comfortable both building greenfield AI products and working inside existing enterprise systems.
🛠️ Core stack
Languages: Python, TypeScript, Go, JavaScript
AI: LangChain, LangGraph, CrewAI, AutoGen, LlamaIndex, MCP, OpenAI API, Anthropic API, Gemini, Groq, Ollama, RAG, PyTorch, Hugging Face
Backend: FastAPI, Django, Flask, NestJS, Node.js
Frontend: React 19, Next.js, TypeScript, Tailwind
Data: PostgreSQL, SQLite, FAISS, pgvector, Redis, Firebase
Infrastructure: Docker, Docker Compose, GitHub Actions, CI/CD, Nginx, VPS deployment
If you need an LLM agent, a multi-agent system, a RAG pipeline, or a full-stack AI product built by someone who cares whether it still works next month, send me a message and tell me what you are building. I will tell you honestly whether I am the right fit.
Keywords:
AI Engineer, LLM Developer, AI Agent Development, Multi-Agent Systems, RAG Systems, LangChain, LangGraph, CrewAI, AutoGen, LlamaIndex, MCP, Model Context Protocol, OpenAI API, Anthropic Claude, Python Developer, FastAPI, Django, Next.js, React, TypeScript, LLM Integration, Prompt Engineering, Vector Databases, Workflow Automation, Playwright, Generative AI, Machine Learning, Ollama, AI Automation
Faisal A.
has worked
.
$25/hr
98%
Job Success
$600K+ earned
Available now
Start of list.
End of list.
I build RAG pipelines, AI chatbots, and AI agents with LangChain, OpenAI, Claude, and Gemini — 126 Upwork jobs, $600K+ earned, and 9,000+ hours delivering production AI systems, not prototypes.
Recent work includes an AI appointment chatbot built over 3,200 hours (5.0★), an AI storybook platform (GPT-4o, Supabase, Stripe — 1,315 hours, 5.0★), a custom-trained coaching assistant, a health-insurance query chatbot, and a multi-agent system delivered under a contract literally titled "Chatbot langchain agents."
🔹 What I build
● RAG & knowledge assistants — vector search over your documents (Pinecone, FAISS, Weaviate), hybrid retrieval, re-ranking, and hallucination control, so the bot answers from YOUR data
● AI chatbots — multi-turn memory, session state, website/CRM integration, support deflection
● AI agents & multi-agent systems — task planning, tool use, function calling, workflow automation
● Document AI — OCR pipelines, PDF extraction, NER, classification, handwriting recognition
● LLM apps end to end — FastAPI backends, model routing, cost and latency tuning, evaluation
🔹 Results you can verify in my work history
● AI appointment & booking chatbot — 3,200 hours over 14 months, 5.0★: "a great team that will be able to build your projects from scratch"
● Handwriting-OCR digitization of paper forms — 5.0★: "very successful implementation… going to save us hundreds of hours of work"
● AI storybook web platform (GPT-4o, Supabase, Stripe) — 1,315 hours, 5.0★: "delivers high quality work, communicates clearly, and follows through"
● Custom-trained coaching assistant for an online course — 5.0★: "committed to completing the project you envision"
● Voice & call AI — golf-caddy voice agent ("I would highly recommend working with Anurag"), GPT call-review system, sales-call feedback tool
● Support & domain chatbots — health-insurance queries, customer support ("seamless from start to finish"), interior-design website ("delivered tremendous strong work")
🔹 How I work
Milestones on every fixed-price project, clear written updates, and working software demoed weekly. First reply within the hour during IST work hours; risks flagged early, never at delivery.
🔹 Stack
LangChain, LlamaIndex, OpenAI (GPT-4o family), Anthropic Claude, Google Gemini, LLaMA/Mistral, Pinecone, FAISS, Weaviate, Python, FastAPI, Node.js, PostgreSQL, Docker, Kubernetes, AWS, GCP, Azure.
Backed by Hestabit — an ISO 27001 and SOC 2 Type II certified team — for projects that need NDAs, security review, or extra hands.
If you need a chatbot that answers from your own data, an agent that automates a real workflow, or an LLM feature shipped inside your product, send me the job details — I'll reply with a concrete plan, timeline, and cost.
Anurag S.
has worked
.
Associated with
Hestabit Technologies Pvt Ltd
$2M+
earned
$35/hr
100%
Job Success
$100K+ earned
Start of list.
End of list.
I have experience of working with nearly everything inside and outside of programming domain. All of my external ventures have had the pleasant effect of allowing me to make connections where most people don't even think to look, and make use of all of my skills to the best of my abilities.
I absolutely love thinking outside of the box, and most of my personal projects are just a touch crazy in general; I call them creative.
Tech buzzwords:
- Python (2, 3x), FastAPI, Flask, Celery, asyncio, Django, multithreading/multiprocessing, pytest, unittest;
- Databases: PostgreSQL, MongoDB, Redis, ORMs (SQLAlchemy/Alembic, Django ORM
- Web: WebSockets, gunicorn, Nginx, a bit of JavaScript/CoffeeScript/Angular, HTML/CSS;
- DevOps: Terraforms, Kubernetes, Docker/docker-compose, Linux, deployed things to AWS, DigitalOcean and Heroku;
- Machine learning related: Pandas, NumPy, did an API around a TensorFlow model.
- AI/ML, NLP, RAG, LLM, LSTM, AGI, RNN, Transformers
Usually, I develop individual Python script for each scraping task, so I can adapt my program to any website and deliver output data in different formats(CSV, XLS, JSON, text, database).
My scripts can extract data from websites with JavaScript/AJAX, use proxies, solve captchas via 3rd party services, use multi-threading. I have proficiency to setup scripts on Digital-ocean or AWS server.
Freelancing is my main source of income, so I pay a lot of attention to my clients, available to respond throughout the day and work full days to complete the projects as fast as possible.
I tend to be extremely straight forward about what I can do and how long it might take me to do it. I know my limits, and I try to break past them every single day.
Definitely won't be disappointed if given a chance to work together.
Ishwar J.
has worked
.
Associated with
Webmavericks Softcoders Pvt. Ltd.
$300K+
earned
$40/hr
100%
Job Success
$200K+ earned
Start of list.
End of list.
I am a software developer with over a decade of experience in building modern web applications.
I specialize in Python and JavaScript with extensive experience in designing, implementing, deploying, scaling, and maintaining both frontend and backend applications.
My recent work has centred around Django, FastAPI, HTMX, React, Vue, Selenium, PostgreSQL, OpenAI, Terraform, and AWS.
Beyond web development, I have a strong background in data analysis and machine learning using Python and R, as well as data visualization with tools such as Grafana and Chart.js.
I am also proficient in deploying and managing applications on cloud platforms such as AWS, GCP, Render, and Heroku.
Dominic Y.
has worked
.
Pakistan
$35/hr
100%
Job Success
$30K+ earned
Available now
Start of list.
End of list.
Innovative software engineer with 12 years of experience in the full software development life-cycle – from concept through delivery of robust software applications. Expert in advanced development methodologies and tools contributing to the design and development of critical applications. Known for excellent troubleshooting skills – able to analyze code and engineer well-researched and responsive solutions.
Aneela A.
has worked
.
$30/hr
100%
Job Success
$60K+ earned
Available now
Offers consultations
Start of list.
End of list.
𝐓𝐨𝐩 𝐫𝐚𝐭𝐞𝐝 𝐏𝐥𝐮𝐬 𝐏𝐲𝐭𝐡𝐨𝐧 𝐁𝐚𝐜𝐤𝐞𝐧𝐝 𝐃𝐞𝐯𝐞𝐥𝐨𝐩𝐞𝐫 𝐰𝐢𝐭𝐡 𝟏𝟎+ 𝐲𝐞𝐚𝐫𝐬 𝐨𝐟 𝐞𝐱𝐩𝐞𝐫𝐢𝐞𝐧𝐜𝐞 building scalable APIs and backend systems using FastAPI, Django and AWS. I help startups and SaaS companies build reliable, high-performance backend architectures.
Many applications fail not because of the idea, but because the backend cannot scale. My focus is to build clean backend systems, REST APIs and database architectures that keep applications fast, secure and stable as they grow.
My goal is to create clean backend architecture, stable APIs, and efficient database systems so your product can run smoothly and scale as your business grows.
𝐖𝐡𝐚𝐭 𝐈 𝐂𝐚𝐧 𝐇𝐞𝐥𝐩 𝐘𝐨𝐮 𝐁𝐮𝐢𝐥𝐝
• Python Backend Development for SaaS platforms and web applications
• REST API Development using FastAPI, Django REST Framework, and Flask
• FastAPI backend systems for high-performance and async applications
• Django backend applications with secure authentication and business logic
• API integrations with third-party services and external platforms
• Automation systems and Python data processing tools
• Database design and optimization using PostgreSQL, MongoDB and Redis
• Cloud deployment on AWS using Docker and scalable infrastructure
𝐁𝐚𝐜𝐤𝐞𝐧𝐝 𝐓𝐞𝐜𝐡𝐧𝐨𝐥𝐨𝐠𝐢𝐞𝐬 𝐈 𝐖𝐨𝐫𝐤 𝐖𝐢𝐭𝐡
• Python
• FastAPI
• Django
• Flask
• REST API Development
• PostgreSQL
• MongoDB
• Redis
• Docker
• AWS
• Celery
• WebSockets
• Automation
• Web Scraping
𝐖𝐡𝐲 𝐂𝐥𝐢𝐞𝐧𝐭𝐬 𝐖𝐨𝐫𝐤 𝐖𝐢𝐭𝐡 𝐌𝐞
• Strong experience in Python backend development
• Clean and scalable REST API architecture
• Experience building SaaS backend systems
• Clear communication and reliable delivery
• Focus on performance, security and scalability
If you are looking for a Python backend developer to build scalable APIs or reliable backend systems, send me a message and let’s discuss your project.
𝐓𝐡𝐚𝐧𝐤𝐬
Zain U.
has worked
.
$55/hr
100%
Job Success
$400K+ earned
Available now
Start of list.
End of list.
🚀 Senior AI Engineer | AI Automation Specialist | Full-Stack Developer | AI SaaS Builder
Building AI products, automation systems, and scalable SaaS platforms that help businesses move faster and work smarter.
I am a Senior Full-Stack AI Engineer and AI Automation Specialist with 8+ years of experience building intelligent, scalable, and high-performance digital platforms that deliver real business impact.
I help startups, agencies, and growing companies design and build AI-powered applications, AI agents, workflow automation systems, and modern SaaS platforms that reduce manual work, increase efficiency, and unlock new growth opportunities.
My work combines Artificial Intelligence, LLM development, AI automation, cloud infrastructure, and full-stack engineering to build systems that can learn, automate workflows, and support large-scale applications.
As an AWS Certified Cloud Practitioner, I design secure and scalable cloud infrastructures that support modern AI products and enterprise-grade platforms.
I do not just write code.
I build intelligent systems that automate processes, improve decision-making, and help companies scale faster.
⚙️ Core Expertise
🤖 AI Engineering & Intelligent Systems
I specialize in building AI-powered products, LLM applications, and intelligent automation platforms.
• LLM Application Development
• AI Agents & Autonomous Workflows
• Retrieval Augmented Generation (RAG) Systems
• AI SaaS Platforms
• AI Chatbots & AI Assistants
• Voice AI & Conversational AI
• AI Knowledge Bases
• Prompt Engineering & Prompt Optimization
• AI Content Automation
• AI Workflow Automation
AI Models & Platforms
• OpenAI (GPT-4, GPT-4o, Whisper)
• Anthropic Claude (Claude 3 / Claude 3.5 Sonnet)
• DeepSeek
• Llama 3
• Mistral AI
• Hugging Face Models
AI Frameworks & Tools
• LangChain
• LlamaIndex
• Hugging Face Transformers
• AutoGen & AI Agents
• Vector Databases (Pinecone, Qdrant, ChromaDB, Weaviate)
🔄 AI Automation & Workflow Automation
I design automation systems that eliminate repetitive tasks and connect multiple business tools.
• AI Workflow Automation
• AI Agents for Task Automation
• Business Process Automation
• AI Email Automation
• Customer Support Automation
• CRM Automation
• Lead Generation Automation
Automation & Integrations
• n8n
• Zapier
• Make (Integromat)
• Twilio
• Stripe
• API Integrations
• OAuth Systems
💻 Full-Stack Development
Building scalable SaaS platforms and AI-powered web applications.
Backend
• Python
• FastAPI
• Django
• Django Rest Framework
Frontend
• React
• Next.js
• TypeScript
• Tailwind CSS
☁️ Cloud Infrastructure & DevOps
Production-ready infrastructure for AI platforms and SaaS systems.
• AWS
• Google Cloud (GCP)
• Docker
• Kubernetes
• Terraform
• CI/CD pipelines
📊 Data Engineering & Analytics
Transforming complex data into intelligent systems and insights.
• Pandas
• NumPy
• Data Processing Pipelines
• AI Training Pipelines
• Power BI
• Tableau
🌟 Why Clients Choose to Work With Me
• Strong expertise in AI, automation, and full-stack engineering
• Experience building scalable AI SaaS platforms
• Secure architecture and production-ready code
• Clear communication and reliable delivery
• Focus on measurable business outcomes
I help companies move from idea → MVP → scalable AI product using modern AI technologies.
💡 I can help you build
• AI SaaS Platforms
• AI Agents and Automation Systems
• LLM Applications
• AI Chatbots and Virtual Assistants
• AI Content Automation Platforms
• Intelligent Workflow Automation Systems
If you are building something exciting with AI, automation, or modern SaaS architecture, I would be happy to collaborate.
📩 Send an invite and let’s build something powerful together.
Pankaj T.
has worked
.