built bots that fired 3 interns...true story — shipped a bot, 3 interns gone the next week. I build complete systems from concept to deployment — React/Next.js frontends, Python/Node.js backends, AI integrations, and data pipelines that handle millions of requests daily. 🚀 What I'm excellent at: Full-Stack Development - Modern frontends with React, Next.js, TypeScript, Tailwind CSS - Production backends with Python, Node.js/Express - AI/LLM integration (OpenAI GPT, Google Gemini, custom models) - Complete SaaS architecture from auth to payments (Stripe, OAuth 2.0) 🟡 I'm competent at (but not specialized): - DevOps beyond Docker/basic CI/CD - Native mobile development (web-first approach) - Large-scale Kubernetes cluster management ❌ Not my expertise: - UI/UX design or branding - SEO content writing or marketing campaigns - Native iOS/Android from scratch Last CTO asked if he was next. I said, “Only if you’re repetitive.”

Hi, I’m 𝗠𝗲𝗲𝗾𝗮𝘁 a Machine Learning Engineer with 𝟴+ 𝘆𝗲𝗮𝗿𝘀 𝗼𝗳 𝗲𝘅𝗽𝗲𝗿𝗶𝗲𝗻𝗰𝗲 and a 𝗠𝗮𝘀𝘁𝗲𝗿'𝘀 𝗱𝗲𝗴𝗿𝗲𝗲 𝗶𝗻 𝗔𝗜 𝗳𝗿𝗼𝗺 𝗕𝗿𝘂𝗻𝗲𝗹 𝗨𝗻𝗶𝘃𝗲𝗿𝘀𝗶𝘁𝘆 𝗟𝗼𝗻𝗱𝗼𝗻. I built advanced AI/ML systems that drive results. I’ve successfully built solutions for 𝗲𝗻𝘁𝗲𝗿𝗽𝗿𝗶𝘀𝗲𝘀, 𝘀𝘁𝗮𝗿𝘁𝘂𝗽𝘀, and the 𝗚𝗼𝘃𝗲𝗿𝗻𝗺𝗲𝗻𝘁 𝗼𝗳 𝗣𝘂𝗻𝗷𝗮𝗯, 𝗣𝗮𝗸𝗶𝘀𝘁𝗮𝗻, ensuring security, scalability, and measurable impact. -- 𝗖𝗼𝗿𝗲 𝗦𝗽𝗲𝗰𝗶𝗮𝗹𝗶𝘇𝗮𝘁𝗶𝗼𝗻𝘀: 𝗟𝗟𝗠𝘀 & 𝗡𝗟𝗣: Fine-tuning GPT-4, BERT, LLaMA, LangChain, Hugging Face, and RAG pipelines 𝗚𝗲𝗻𝗲𝗿𝗮𝘁𝗶𝘃𝗲 𝗔𝗜: Chatbots, summarizers, text-to-speech (WaveRNN, Tacotron), and content generators 𝗗𝗲𝗲𝗽 𝗟𝗲𝗮𝗿𝗻𝗶𝗻𝗴 & 𝗖𝗩: CNNs, RNNs, YOLO, OpenCV for image analysis, detection & recognition 𝗙𝘂𝗹𝗹-𝗦𝘁𝗮𝗰𝗸 𝗔𝗜 𝗔𝗽𝗽𝘀: React, Django, React Native with backend ML integrations 𝗗𝗮𝘁𝗮 𝗦𝗰𝗶𝗲𝗻𝗰𝗲: Forecasting, segmentation, risk models using Python, R, and SQL 𝗔𝗜 𝗗𝗲𝗽𝗹𝗼𝘆𝗺𝗲𝗻𝘁: AWS, GCP, Azure, Docker, Git, CI/CD pipelines -- 𝗡𝗼𝘁𝗮𝗯𝗹𝗲 𝗣𝗿𝗼𝗷𝗲𝗰𝘁𝘀: LLaMA-based chatbot with domain-specific tuning Medical image diagnosis using CNN + BERT hybrid Real-time fraud detection & intelligent automation workflows Text generation & summarization using optimized inference pipelines Let’s work together to turn your data into intelligent, scalable systems. --𝗔𝘃𝗮𝗶𝗹𝗮𝗯𝗹𝗲 𝗳𝘂𝗹𝗹-𝘁𝗶𝗺𝗲 | Open to contract-to-hire | 𝗚𝗶𝘁𝗛𝘂𝗯: 𝗠𝗲𝗲𝗾𝗮𝘁𝗦𝘂𝗵𝗮𝗿𝘄𝗮𝗿𝗱𝘆

Looking for a backend engineer who ships production systems, not prototypes? I design and build secure, scalable backend and full-stack applications in Python, Django, Django REST Framework, and FastAPI, built to handle real load, real data, and real users. If your product needs a solid backend, clean APIs, and an architecture that won't fall over as you grow, I deliver complete, production-ready systems from database to deployment. With 5+ years in backend and full-stack development, I write maintainable code, design for scale from day one, and ship. 𝑾𝒉𝒂𝒕 𝑰 𝑫𝒐 𝑩𝒆𝒔𝒕 ➤ Backend & API Development ✔ REST API design with authentication, permissions, and versioning ✔ Python, Django, Django REST Framework, and FastAPI services ✔ Scalable backend architecture and clean, modular system design ✔ Performance optimisation, caching, and load handling ✔ Secure, maintainable, well-tested code from day one ➤ Full-Stack & SaaS Platforms ✔ End-to-end SaaS products from database schema to deployment ✔ API-driven platforms and multi-tenant applications ✔ Admin dashboards, reporting backends, and internal tools ✔ Authentication, roles, billing, and user management ✔ Dockerised deployments built for long-term growth ➤ Databases & Data Engineering ✔ PostgreSQL and MySQL with query optimisation and complex filtering ✔ Schema design, migrations, and data integrity at scale ✔ ETL pipelines and multi-source data integration ✔ Web scraping and data aggregation from third-party APIs ✔ Background processing with Celery for real-time and scheduled jobs ➤ AI Integration (when you need it) ✔ OpenAI (GPT-4), Claude, and LLM integration with structured outputs ✔ AI features built into real products, not demos ✔ Automated reporting, scoring, and intelligent processing pipelines ➤ Automation (when it fits) ✔ Event-driven backend automation and API orchestration ✔ Workflow automation in n8n, Make, and Zapier when a no-code layer makes sense 𝑪𝒐𝒎𝒎𝒐𝒏 𝑷𝒓𝒐𝒃𝒍𝒆𝒎𝒔 𝑰 𝑺𝒐𝒍𝒗𝒆 ✔ Backends that weren't built to scale and are now creating bottlenecks ✔ Messy, undocumented code that's hard to extend or maintain ✔ Slow queries and databases that buckle under real traffic ✔ APIs that are insecure, inconsistent, or poorly designed ✔ Disconnected tools and services that don't talk to each other ✔ AI or automation bolted on instead of properly architected 𝑹𝒆𝒄𝒆𝒏𝒕 𝑷𝒓𝒐𝒋𝒆𝒄𝒕𝒔 ✔ Built a business risk scoring platform with a custom scoring engine, automated data aggregation, and AI-generated narrative reports, replacing a fully manual process ✔ Developed multi-source data pipelines pulling state records, licensing platforms, and external APIs into a unified verification platform ✔ Engineered a Django + Celery + PostgreSQL backend handling real-time and scheduled processing at scale ✔ Designed and shipped API-driven platforms with clean authentication, dashboards, and reporting 𝑾𝒉𝒂𝒕 𝒀𝒐𝒖 𝑮𝒆𝒕 ✔ Full backend and full-stack design, development, and deployment ✔ Production-ready code that is documented, tested, and maintainable ✔ Scalable architecture built for long-term growth ✔ Clean API design with proper authentication and security ✔ Systems that run reliably without babysitting 𝑾𝒉𝒚 𝑪𝒍𝒊𝒆𝒏𝒕𝒔 𝑾𝒐𝒓𝒌 𝑾𝒊𝒕𝒉 𝑴𝒆 ✔ Real-world backend experience, not tutorial-level work ✔ Strong system design and database fundamentals ✔ Comfortable across the full stack, from database to API to deployment ✔ Reliable delivery with clear communication throughout ✔ Every solution aligned with your business goals, not just the ticket ✔ From concept to deployment, complete, not half-finished Python Developer, Backend Developer, Django Developer, Django REST Framework, FastAPI Developer, REST API Development, Full Stack Developer, SaaS Development, Backend Architecture, System Design, API Integration, PostgreSQL, MySQL, Database Optimisation, Celery, Redis, Docker, ETL Pipeline Developer, Data Pipeline Developer, Web Scraping, OpenAI Integration, GPT-4, LLM Integration, AI Integration, n8n, Make, Zapier, Automation.

Full-stack developer and AI engineer. I build production-grade AI agents, LLM-powered SaaS platforms, and full-stack web apps. I worked on these projects in my recent Upwork history: → iFIT - AI-driven fitness platform serving 6M+ users, Led backend architecture for a high-scale web + mobile SaaS handling millions of daily active sessions. → Coursology - AI-powered EdTech SaaS agent trusted by 1M+ students (web, mobile, Chrome extension) → Intellitix - QR-based event ticketing SaaS, $1B+ in cashless transactions, 40M+ attendees → Cadenza AI - AI assistant for nonprofits, adopted by 500+ organizations → Augmentt - Cybersecurity SaaS for MSPs, raised $18M Series A → Total Dental Healthcare - Healthcare web + mobile apps + Chrome extension across 13 locations What I build for clients: AI Agents & LLM Applications RAG pipelines, multi-agent systems, AI chatbots, and LLM-powered workflows using LangChain, LlamaIndex, OpenAI API, and Anthropic Claude. Systems that work in production — not prototypes. Full-Stack Web & SaaS Development End-to-end SaaS platforms and web applications using Next.js, React, Node.js, Python, and FastAPI. From MVP to scaled product with real users. Machine Learning & AI Integration Custom ML models, NLP pipelines, and AI feature integration into existing products. If you have a SaaS or web app and want to make it intelligent, this is the lane. Tech stack: - Frontend: Next.js · React · TypeScript · Tailwind CSS - Backend: Node.js · Python · FastAPI · Django · Express · NestJS - AI/ML: LangChain · LlamaIndex · OpenAI API · Anthropic Claude · RAG · LLM fine-tuning - Databases: PostgreSQL · MongoDB · Pinecone · Redis - Cloud: AWS · Docker · CI/CD · Vercel If you're building an AI agent, LLM app, SaaS product, or full-stack platform, send me the brief. Reach out to schedule a call on Upwork

I am a highly experienced AI and Python developer specializing in Machine Learning. With hands-on expertise, I have successfully collaborated with over 767 international clients, delivering effective solutions across various platforms and industries. My projects include developing advanced chatbots, automated email systems, disease and clot prediction models, and real-time data dashboards tailored to client needs. Notable Achievements: AI-Trax Pulmonary Fibrosis: Enhanced prediction accuracy by 73%, surpassing competitors. Memorial University Mental Health Chatbot: Achieved 85% accuracy using open-source LLM and OpenAI API. Mumnoid Animal Classification: Attained 92% accuracy with complex CNN and GNN models. I offer services in machine learning projects, API integration, chatbot development, financial data analysis, and R programming. Eager to expand my expertise on Upwork and help elevate your projects. Let’s connect!

🚀 Python Data Engineer | Web Scraping & Automation Expert | Data Extraction, ETL & GoHighLevel Need reliable data from websites, APIs, PDFs, documents, or online directories—delivered directly into your CRM, database, or business workflows? I help businesses automate data collection, processing, and integration using Python-based solutions that are scalable, accurate, and built for long-term reliability. ✅ Services Web Scraping & Data Extraction * Web scraping, crawling, and data mining * Dynamic website scraping (JavaScript-heavy sites) * Data extraction from websites, APIs, PDFs, spreadsheets, and documents * Lead generation and web research * Scheduled and real-time data collection Data Processing & ETL * Data cleaning, validation, normalization, and enrichment * CSV, Excel, JSON, XML, and database exports * Custom ETL pipelines and workflow automation * Data deduplication and quality assurance Automation & Integrations * GoHighLevel (GHL) automation and CRM integration * REST & GraphQL API integrations * Workflow automation and data synchronization * Airtable, Google Sheets, and third-party platform integrations Databases & Cloud * MySQL, PostgreSQL, MongoDB, Firebase * AWS, Google Cloud, and DigitalOcean deployment * Automated data storage and pipeline monitoring ✅ Why Clients Work With Me ✔ Extensive experience across hundreds of scraping and automation tasks ✔ Expertise in Python, Scrapy, Selenium, Playwright, BeautifulSoup, and API integrations ✔ Clean, structured, production-ready data with validation and quality checks ✔ Experience handling large-scale scraping projects across thousands of pages and records ✔ End-to-end solutions—from data extraction and processing to automation and CRM integration ✔ Focus on reliability, maintainability, and business outcomes rather than just collecting data ### 🔄 Typical Workflow Website / API / PDF → Data Extraction → Cleaning & Validation → Database / CRM → Automation & Reporting Whether you need a simple scraper, a large-scale data pipeline, lead generation system, GoHighLevel integration, or a fully automated workflow, I can help you build a solution that saves time and scales with your business. 💡 Let's discuss your project and turn manual processes into automated, reliable systems.

I build production-ready AI and Python backend systems for SaaS, healthcare, fintech, and data-heavy products, including LLM applications, RAG pipelines, FastAPI backends, AI copilots, voice AI workflows, and secure API integrations. I am a Python AI Backend Engineer with 13,000+ Upwork hours, $300K+ earned, 100% Job Success, and Top Rated Plus status. My work is focused on building AI systems that are not just impressive in a demo, but stable, secure, and useful in real production environments. My core work includes: - LLM applications using OpenAI, Claude, Gemini, LangChain, LangGraph, and LlamaIndex - RAG systems using vector databases like Pinecone, pgvector, Qdrant, or Weaviate - Python backend development with FastAPI, Django, Flask, PostgreSQL, and AWS - AI copilots, chatbots, internal assistants, and workflow automation tools - Voice AI systems using Whisper, Twilio, speech-to-text, and real-time backend workflows - Healthcare AI workflows, clinical assistants, medical data handling, EMR/EHR-related integrations - FinTech & data-heavy SaaS platforms involving analytics, reporting, automation, and secure APIs - Authentication, RBAC, logging, background jobs, API architecture, and scalable cloud deployment A lot of AI projects fail because the backend, data flow, permissions, evaluation logic, and integrations are not designed properly. I focus on those parts early so the system can grow without needing to be rebuilt later. I am a good fit if you need someone who can: 1) Turn an AI idea into a practical technical architecture 2) Build a secure Python/FastAPI backend for your AI or SaaS product 3) Design RAG pipelines around real business, medical, or financial data 4) Integrate AI into an existing healthcare, fintech, or SaaS platform 5) Improve an unstable AI prototype and make it production-ready 6) Work directly with your team and communicate clearly without overcomplicating things If you’re building an AI product and want it done properly, I’d be happy to review your requirements and suggest the best technical direction.

Seasoned full-stack developer with over 10 years of experience in building highly scalable & robust web applications. ➢ AI/ML: AI Document Processing | AI Business Automation | AI Chatbots & Agents | AI Voice & Speech Recognition | AI Transcription & NLP | Predictive Analytics | OCR & Data Extraction | Workflow Automation | OpenAI API & LangChain ➢ AI/ML: Automation / Integration Tools: Zapier | Make.com | n8n | Slack / Twilio / WhatsApp APIs | REST & GraphQL APIs | Webhooks | Python and Node.js ➢ JavaScript: Node.JS | React.JS | Angular | React Native | Ionic ➢ PHP: Laravel | Codeigniter | Magento 2 | Shopify ➢ Python: Django | Flask ➢ Ruby: ROR | Hanami ➢ Databases: MySQL | MSSQL | DynamoDB | MongoDB ➢ Source Code Management: Git | Bitbucket | Envoyer | Jenkins ➢ Project Management: Jira | Trello | Asana

🌟 Bijaya Kumar | Senior Python Developer & Web Scraping Specialist Turning Data into Decisions - 5+ Years of Precision Web Scraping & Automation Expertise 🚀 TECHNICAL PROWESS ✅ Web Scraping Mastery: 200+ websites scraped (e-commerce, government portals, dynamic JS sites) ✅ Cloudflare Bypass: Successfully bypassed Cloudflare protection with a custom-hosted Turnstile captcha solver ✅ Automation: Selenium, Playwright, Headless Chrome, Proxy Rotation (Residential/DataCenter) ✅ Python Ecosystem: Requests, Scrapy, BeautifulSoup, Pandas, NumPy, FastAPI, Celery ✅ Web Development: Django, Flask, RESTful APIs, PostgreSQL, MongoDB ✅ Cloud & DevOps: AWS (EC2/S3/Lambda), Docker, Nginx, Scrapydweb ✅ AI/ML Foundations: OpenCV, TensorFlow, LLM integration (data preprocessing/cleaning pipelines) 🔥 WHAT I DELIVER Advanced Web Scraping Solutions ✔️ Complex site scraping with anti-bot bypass (Cloudflare, Akamai, PerimeterX) ✔️ Real-time data pipelines & scheduled scrapes with Scrapy middleware ✔️ CAPTCHA solving integration (2Captcha, Anti-Captcha) ✔️ Legal compliance (robots.txt, rate limiting, data sanitization) Full-Cycle Development ✔️ ETL pipeline design (BeautifulSoup → Pandas → PostgreSQL) ✔️ Dashboard development with Plotly/Dash/Streamlit ✔️ PDF/Excel/CSV data extraction (PyPDF2, Tabula, Camelot) ✔️ API reverse-engineering & browser automation 🏆 RECENT ACHIEVEMENTS 🔥 Cloudflare Bypass Mastery – Engineered a custom-hosted Cloudflare Turnstile solver, unlocking seamless automation for protected websites. 💼 Reduced data acquisition costs by 62% for e-commerce client through proxy optimization 💼 Built FDA compliance monitoring system scraping 50+ government portals daily 💼 Automated financial report processing for Fortune 500 company using OCR + Pandas 💼 Maintained 99.98% success rate on mission-critical scraping infrastructure 🛠️ TECHNICAL TOOLKIT 🔹 Web Scraping & Automation → Scrapy | Selenium | Playwright | Proxy Rotation | Cloudflare Bypass | Captcha Solvers 🔹 Data Engineering & Analysis → Pandas | Apache Airflow | PostgreSQL | AWS S3 | Data Validation Pipelines | ETL Workflows 🔹 Web Development & APIs → Django REST Framework | FastAPI | JWT Authentication | Swagger/OpenAPI | Async Processing 🔹 AI/ML & Advanced Technologies → OpenCV | Tesseract OCR | LangChain | LLM Integration | NLP Pipelines 💡 WHY WORK WITH ME? ✅ Accuracy First – Zero tolerance for data inconsistencies and inaccuracies. ✅ Scalable & Resilient – Built-in retry logic, IP rotation, and robust error handling. ✅ Full Transparency – Detailed logging, structured data validation, and real-time monitoring. ✅ Long-Term Reliability – Ongoing maintenance and lifetime support for delivered solutions. ✅ Proven Track Record – 100% job success score on previous platforms. 📬 LET'S CONNECT! Ready to transform your data challenges into competitive advantages? 👉Let's Chat , Don't hesitate to contact me to discuss your work "I don't just extract data - I engineer information pipelines that drive growth."

𝐄𝐱𝐩𝐞𝐫𝐭-𝐕𝐞𝐭𝐭𝐞𝐝: 𝐓𝐨𝐩 𝟏% 𝐨𝐧 𝐔𝐩𝐰𝐨𝐫𝐤 🥇 Senior Agentic AI Developer with 6+ Years of Experience | Shipped 50+ Role-Critical AI Agent + RAG Chatbots | Conversational AI | Senior AI First Full Stack Developer with Python(FastAPI + React) | Principal AI/ML | GenAI, LLM, Fine-tuning, Cloud(Azure, AWS, GCP) | I'm Samran Elahi, a Senior AI / Machine Learning Engineer who has worked extensively with NLP and Agentic AI. I'm equally skilled in automating custom workflows, developing LLMs, building RAG Powered Chatbots, and designing Machine Learning Models along with fine-tuning and Deploying them on AWS / Azure / GCP, or Runpod. ✅ 𝐖𝐡𝐚𝐭 𝐈 𝐁𝐫𝐢𝐧𝐠 𝐭𝐨 𝐓𝐚𝐛𝐥𝐞 — 𝐀𝐈 & 𝐌𝐚𝐜𝐡𝐢𝐧𝐞 𝐋𝐞𝐚𝐫𝐧𝐢𝐧𝐠 𝐃𝐞𝐯𝐞𝐥𝐨𝐩𝐦𝐞𝐧𝐭 𝐒𝐞𝐫𝐯𝐢𝐜𝐞𝐬 𝐰𝐢𝐭𝐡 𝗙𝘂𝗹𝗹 𝗦𝘁𝗮𝗰𝗸 𝗗𝗲𝘃𝗲𝗹𝗼𝗽𝗺𝗲𝗻𝘁 𝗘𝘅𝗽𝗲𝗿𝘁𝗶𝘀𝗲 ■ Natural Language Processing Expertise ✓ Chatbots and Conversational AI Development ■ AI Agents + RAG Chatbots Development Expertise ✓ Custom AI Agents built with LangChain / LangGraph. ✓ Role-critical MCP Agents for complex task handling. ✓ RAG-powered Chatbots with integrated LLMs (OpenAI, Claude, Mistral.) ✓ Frontend: React, Streamlit, Chainlit | Backend: FastAPI, Django. ✓ Vector DBs: Pinecone, FAISS, Weaviate. ■ Conversational AI with Real-Time Communication Capabilities ✓ Tools: ElevenLabs, Voice.ai, Retell.ai, Vapi integrations. ✓ Real-time API integration for seamless voice interactions. ■ Custom ML Model Development, Integration, and Deployment ✓ Supervised Learning: Regression, Classification. ✓ Unsupervised Learning: Clustering, Dimensionality Reduction, Anomaly Detection. ✓ Hyperparameter Tuning: GridSearch, RandomSearch, Bayesian Optimisation. ✓ Parameter-Efficient Fine-Tuning (PEFT). ✓ Model Deployment: Runpod, AWS, GCP, EC2. ✓ Model & Data Versioning: DVC. ✓ REST API Development: FastAPI, Flask, Django. 📢 Available, let's have a quick chat to go over the scope of your project. Best, Samran Elahi