𝑭𝒓𝒆𝒆 30-𝑴𝒊𝒏𝒖𝒕𝒆 𝑪𝒐𝒏𝒔𝒖𝒍𝒕𝒂𝒕𝒊𝒐𝒏 𝑪𝒂𝒍𝒍! 𝑱𝒖𝒔𝒕 𝒔𝒉𝒂𝒓𝒆 𝒚𝒐𝒖𝒓 𝑭𝒊𝒈𝒎𝒂 𝒐𝒓 𝑰𝒅𝒆𝒂𝒔, 𝐈 𝒘𝒊𝒍𝒍 𝒄𝒐𝒏𝒗𝒆𝒓𝒕 𝒕𝒉𝒂𝒕 𝒊𝒏𝒕𝒐 𝒂 𝒅𝒆𝒕𝒂𝒊𝒍𝒆𝒅 𝑹𝑭𝑸 𝒂𝒏𝒅 𝒅𝒆𝒇𝒊𝒏𝒆 𝒕𝒉𝒆 𝑺𝒄𝒐𝒑𝒆 𝑺𝒐 𝒚𝒐𝒖 𝒄𝒂𝒏 𝒈𝒆𝒕 𝒂 𝒃𝒆𝒕𝒕𝒆𝒓 𝑰𝒎𝒂𝒈𝒆. 🌟 Expert Full-Stack Python/Django & React.js/Next.js Development 🌟 I help businesses and startups build scalable SaaS platforms, cloud-based web applications, custom APIs, and high-performance MVPs. My services cover end-to-end web development, including Full-Stack Web Application Development, AWS Cloud Integration, Custom API Development, Database Design & Optimization, and SEO-optimized Next.js websites. Whether you need a SaaS dashboard, a subscription-based product, or a secure backend system that scales, I deliver modern, production-ready solutions built on industry best practices. I also specialize in web app performance tuning, security hardening, and architecture consulting to help clients transform existing systems into fast, reliable, and cloud-native applications. ⚙️ 𝘾𝙤𝙧𝙚 𝙎𝙚𝙧𝙫𝙞𝙘𝙚𝙨 1️⃣ SaaS & Full-Stack Web Development • React.js / Next.js front-end + Python/Django back-end • Subscription systems, dashboards, multi-tenant apps 2️⃣ AWS Cloud Integration & Management • EC2, Lambda, S3, CloudFormation setup and automation • CI/CD pipelines and monitoring • Scalable cloud architecture for SaaS apps 3️⃣ Custom API Development & Integration • REST & GraphQL APIs with Django REST Framework • Third-party SaaS integrations (Stripe, SendGrid, Auth0) • Secure authentication / authorization (JWT, OAuth2) 4️⃣ Database Design & Optimization • PostgreSQL, MySQL, MongoDB, Redis • Query optimization & data modeling for performance • Backup, migration, and security hardening 5️⃣ JavaScript / TypeScript Expertise • Modular, component-based development • Type-safe architecture & frontend performance tuning • Integration with Python APIs for real-time apps 6️⃣ Next.js & React.js for SEO Optimization • Server-Side Rendering (SSR) and Static Site Generation (SSG) 7️⃣ MVP Development for Startups • Rapid prototyping with React.js / Django • AI integration and development into MVP 8️⃣ Web App Performance & Security Optimization • Speed audits, caching, and load-time reduction 🧠 𝑻𝒆𝒄𝒉 𝑺𝒕𝒂𝒄𝒌 • Frontend: React.js, Next.js, TypeScript, Redux, TailwindCSS • Backend: Python, Django, FastAPis Django REST Framework • Database: PostgreSQL, MySQL, MongoDB, Redis • Cloud & DevOps: AWS (EC2, S3, Lambda, CloudFormation), Docker, GitHub Actions • Others: REST API, GraphQL, SEO Optimization, CI/CD, SaaS Architecture, Security Audits Contact me, and let’s discuss how we can take your project to new heights and achieve your business goals.

Hello, innovators! 👋 I’m Iuri, a Python/FastAPI developer who builds fast, secure, and scalable backends that power high-performing products. From AI integration to backend architecture, I turn complex challenges into smooth, efficient solutions. If you need a developer who delivers results, let’s connect! 🔸 Need a backend that’s fast, secure, and scalable? I’ve got you covered. 🔸 Looking to integrate AI into your product? Let’s make it happen. 🔸 Want to automate time-consuming tasks? I make it effortless. 🔸 Got a special request? There's nothing that I can't do. I specialize in FastAPI, Python, Web Apps and automation, helping businesses cut costs, boost efficiency, and scale smoothly. How I Deliver Results: ⌛ Save Time & Reduce Errors Built an AI-powered email automation SaaS used by 10k+ users, saving 1,000+ hours. Transformed scanned receipts and papers into backend-ready data using Python + OCR + OpenAI LLM - enabling automation in reporting, rewards, and promotions. 🚀 Scale Without Headaches Designed high-performance SaaS backends handling 10k+ users (FastAPI, Docker, Kubernetes). Deployed production-ready APIs that handle millions of requests smoothly. 🧠 Build AI-Enhanced Applications Integrated OpenAI, ElevenLabs, and Google APIs into next-gen applications. Automated complex workflows, including CAPTCHA and real-time AI chatbots. Why Work With Me? ⚙️ 4+ years of hands-on experience building backends, SaaS, APIs, automation tools and AI-driven features 🎯 Results-driven - I focus on saving time, reducing costs, and scaling your product. 🤝 Clear communication & fast execution – You’ll always know what’s happening. Featured Projects: 📧 AI Email SaaS - Personalized AI-generated email campaigns at scale (10k+ users) 🔊 "My Voice" App - Text-to-speech tool for speech-impaired users using AI voice models 🧠 GenesisAI Email Infrastructure - One-click scalable email server builder for marketers 🌐 ChatGPT Response Navigator - Chrome extension to navigate AI chats efficiently 🔍 OCR Receipt Processor - Used Google OCR + OpenAI LLMs to convert receipt and paper images into structured backend data 👪 SOS Lasteküla Platform - Built tools to help families in need access support resources 🧩 Mautic Plugin Development - Open-source contributor Tech Stack: 🛠️ FastAPI • Python • Django • PostgreSQL • MySQL • Docker • Kubernetes 🧠 OpenAI • ElevenLabs • Google Cloud Vision 📱 Flutter • React 🔒 Auth, Email Infrastructure, High-Performance APIs

I am an expert Software Engineer with more than 8 years of development experience in Python, Django, AWS, Vue JS, React JS, and Angular and an expert in doing multi-tasking to increase the development pace and support fast-paced teams. Languages and Frameworks in which I have Command: Python, JavaScript, Django, Django REST Framework, Flask, FastAPI My DevOps Expertise: Amazon Web Services (AWS), Linux, Heroku, Circle CI/CD Database: PostgreSQL, MySQL, MongoDB, SQLite VCS: Git, Github, GitLab, Bitbucket Tools that I can use: Sendgrid, MailChimp, Coveralls Other Skills: Front-end Development, HTML, CSS, Bootstrap, Redis Thanks for visiting my profile. Have a Goodday!!

⭐ TOP RATED PLUS | Senior Python Engineer | Web Scraping & Automation | Full Stack SaaS I help businesses extract data at scale, automate workflows, and build high-performance web applications. With 10+ years of experience, I specialize in Python backend systems, large-scale scraping platforms, and full-stack SaaS development. I’ve worked with startups and enterprises to turn complex problems into reliable, production-ready solutions. 🔥 What I Do Best - 🚀 Web Scraping & Data Platforms Large-scale scraping (millions of records) Shopify, eCommerce, and marketplace scraping Anti-bot bypass (Cloudflare, rate limits, fingerprinting) Distributed scraping systems (queues, workers, retries) Data pipelines, cleaning, and structuring - ⚙️ Backend & API Engineering FastAPI, Django, Flask (production-grade APIs) Clean architecture + scalable system design Background jobs (Dramatiq, Celery, Redis) Real-time systems, WebSockets, SSE Authentication (OAuth2, JWT, SSO) - 🌐 Full Stack Development React, Next.js, TypeScript Modern UI (Tailwind, shadcn, responsive design) SaaS dashboards, admin panels, analytics tools API integrations (Stripe, Google, social platforms) - 🤖 Automation & AI Integration Workflow automation (data syncing, bots, cron systems) LLM integrations (OpenAI, Claude, RAG systems) AI-powered tools (classification, summarization, enrichment) 🧠 Tech Stack Languages: Python, JavaScript, PHP Backend: FastAPI, Django, Flask, Laravel Scraping: Scrapy, Playwright, Selenium, BeautifulSoup Frontend: React, Next.js, TypeScript, Tailwind CSS Databases: PostgreSQL, MySQL, MongoDB, Supabase, CosmosDB Infrastructure: Docker, Kubernetes, AWS, Azure, GCP 🏆 Why Clients Work With Me Reliable & Responsive – Clear communication, fast turnaround Scalable Solutions – Built for long-term growth, not quick hacks Problem Solver – I don’t just code, I design systems that work End-to-End Ownership – From idea → architecture → deployment 🎯 What You Can Expect Clean, maintainable, production-ready code Thoughtful architecture (not just “it works”) Performance-focused solutions Honest timelines and proactive updates 📩 Let’s Build Something Great If you need help with web scraping, automation, or building a scalable SaaS product, I’d be happy to help. Send me a message and let’s discuss your project 🚀

I’m a senior full-stack engineer with 18+ years of professional development experience, specializing in building AI-powered web applications, intelligent automation systems, and scalable backend architectures. Recently, I’ve been working extensively on AI-driven platforms, including a long-term Upwork project titled: AI-Powered Property Data Prefill & Chatbot Development (Angular, Tailwind, Node.js, FastAPI, PyTorch, MySQL) In this project I built production features such as: • AI chatbots for real-estate workflows • automated property data extraction and prefilling • backend AI pipelines using FastAPI and Python • frontend interfaces using Angular and TailwindCSS • integration with ML models using PyTorch • scalable APIs and data pipelines This project alone has 1500+ hours of development and is still ongoing, demonstrating long-term client trust. My current specialization: • AI / LLM Systems • RAG (Retrieval Augmented Generation) • AI chatbots and assistants • Document AI and knowledge systems • Vector search and semantic retrieval • FastAPI AI services Modern Backend: Python / FastAPI, Node.js, Laravel, Scalable API architecture, Microservices Frontend; Angular, React, Vue, TailwindCSS Databases: PostgreSQL, MySQL, Vector databases / FAISS

⚡ Full Stack Python Expert | 🏆 AI/ML Specialist | 🌟 8+ Years Experience in Scalable Systems I’m a Full Stack Python Developer with deep expertise in AI/ML, backend architecture, and scalable web applications. I specialize in building end-to-end systems from intelligent AI-powered features to robust backend infrastructure using modern Python frameworks and production-ready practices. 🚀 Core Expertise 1. 𝐅𝐮𝐥𝐥 𝐒𝐭𝐚𝐜𝐤 𝐏𝐲𝐭𝐡𝐨𝐧 𝐃𝐞𝐯𝐞𝐥𝐨𝐩𝐦𝐞𝐧𝐭 • Backend frameworks: FastAPI, Django, Flask • REST & GraphQL API design and development • Scalable backend systems with clean architecture • Frontend integration (React / Next.js) • Authentication, role-based systems, and secure APIs 2. 𝐀𝐈/𝐌𝐋 𝐄𝐧𝐠𝐢𝐧𝐞𝐞𝐫𝐢𝐧𝐠 & 𝐈𝐧𝐭𝐞𝐥𝐥𝐢𝐠𝐞𝐧𝐭 𝐒𝐲𝐬𝐭𝐞𝐦𝐬 • LLM-based applications (OpenAI, Claude, Gemini, Llama) • AI Agents (LangChain, LlamaIndex, CrewAI, AutoGen) • RAG pipelines, embeddings, semantic search • NLP systems: classification, summarization, chatbots • Model training & deployment (PyTorch, TensorFlow, Scikit-learn) 3. 𝐃𝐚𝐭𝐚 𝐄𝐧𝐠𝐢𝐧𝐞𝐞𝐫𝐢𝐧𝐠 & 𝐏𝐫𝐨𝐜𝐞𝐬𝐬𝐢𝐧𝐠 • Data pipelines, ETL workflows, preprocessing • Feature engineering and dataset optimization • Real-time & batch data processing systems • Vector databases: Pinecone, Qdrant, Weaviate, Chroma 4. 𝐀𝐮𝐭𝐨𝐦𝐚𝐭𝐢𝐨𝐧 & 𝐖𝐨𝐫𝐤𝐟𝐥𝐨𝐰 𝐒𝐲𝐬𝐭𝐞𝐦𝐬 • Python-based automation pipelines • n8n, Zapier, Make integrations • Event-driven architectures, schedulers, background jobs • API orchestration and third-party integrations 5. 𝐃𝐞𝐯𝐎𝐩𝐬 & 𝐒𝐜𝐚𝐥𝐚𝐛𝐥𝐞 𝐈𝐧𝐟𝐫𝐚𝐬𝐭𝐫𝐮𝐜𝐭𝐮𝐫𝐞 • Docker, Kubernetes, CI/CD pipelines • Cloud platforms: AWS, GCP, Azure, DigitalOcean • GitHub Actions, deployment automation • Microservices & distributed system design 💡 𝐃𝐞𝐯𝐞𝐥𝐨𝐩𝐦𝐞𝐧𝐭 𝐀𝐩𝐩𝐫𝐨𝐚𝐜𝐡 • Clean, modular, and scalable codebase • Strong focus on performance & maintainability • Async Python, modern backend patterns • API-first and microservices architecture • Reliable deployments with long-term scalability 🤝 𝐇𝐨𝐰 𝐈 𝐖𝐨𝐫𝐤 • Clear communication & structured milestones • Practical, business-focused solutions • Fast execution with production-quality delivery • Long-term support and scalable architecture planning If you’re looking for someone who can design, build, and scale full-stack Python applications with integrated AI capabilities, I can help you deliver a complete, production-ready solution. 🔍 Keywords Full Stack Python Developer, FastAPI, Django, Flask, AI Engineer, Machine Learning, LLM, LangChain, AI Agents, RAG, NLP, Chatbots, Backend Development, API Development, Data Engineering, Automation, DevOps, Docker, Kubernetes, AWS, Microservices

Senior Python Full Stack Developer — Django · FastAPI · Flask · React · AWS · AI/LLM Integration I build production-ready SaaS platforms, REST/GraphQL APIs, and AI-powered web apps that ship on time and scale under real traffic — not throwaway prototypes. 🛠 What I Build • SaaS platforms & MVPs — Django/FastAPI backends with React/Next.js frontends • REST & GraphQL APIs — JWT/OAuth auth, Stripe billing, multi-tenant architecture • AI/LLM Integrations — OpenAI, Claude API, LangChain, RAG pipelines, vector DBs • Web Scraping & Automation — Scrapy, Playwright, Selenium, Cloudflare bypass • Real-time Systems — WebSockets, FFMPEG video pipelines, WebRTC streaming • Cloud & DevOps — AWS (EC2, Lambda, S3, RDS), Docker, CI/CD pipelines 💡 Why Clients Hire Me → Backend-first mindset: clean architecture, not fragile prototypes → Full-stack ownership: frontend, backend, and infra in one engineer → Communication-first: daily updates, no ghosting, deadlines kept → Production-grade code: typed, tested, documented, handover-ready ⚙️ Tech Stack Languages Python · TypeScript · JavaScript Backend Django · FastAPI · Flask · Celery · Django REST Framework Frontend React · Next.js · TailwindCSS · Svelte Databases PostgreSQL · MongoDB · Redis · MySQL AI / LLM OpenAI · Claude API · LangChain · RAG · Vector DBs Scraping Scrapy · Playwright · Selenium · Beautiful Soup Cloud / DevOps AWS · GCP · Docker · GitHub Actions · CI/CD Other GraphQL · WebRTC · FFMPEG · Chrome Extensions · Stripe 🎯 I'm a Good Fit If You Need • A custom Django or FastAPI backend built from scratch • REST API design with third-party integrations (Stripe, OpenAI, Twilio) • AI features added to an existing SaaS — chatbots, RAG, automation • Scalable web scraping or data pipelines for clean, reliable data • An MVP that won't collapse when real users hit it • A long-term technical partner, not a one-off contractor 📩 Let's Talk Send a short message about your project. I respond within a few hours with concrete questions and a realistic timeline — not a sales pitch. Available now for full-time or part-time engagement. ─────────────────────────────────────────────── Skills & Technologies: Python Developer · Django Developer · FastAPI Developer · Flask Developer · Full Stack Python Developer · Backend Developer · React Developer · Next.js Developer · TypeScript Developer · REST API Development · GraphQL API · Django REST Framework · API Integration · Third-Party API · JWT Authentication · OAuth · Stripe Integration · SaaS Development · Multi-tenant SaaS · MVP Development · Custom Web Application · Admin Dashboard · WebSocket · Real-time Application · PostgreSQL · MongoDB · Redis · Database Design · Database Optimization · Docker · CI/CD · GitHub Actions · AWS · GCP · Celery · Background Jobs · Async Python · Web Scraping · Scrapy · Selenium · Playwright · Beautiful Soup · Data Pipeline · ETL Pipeline · Pandas · Microservices · Scalable Backend · AI Integration · OpenAI API · Claude API · LangChain · RAG Pipeline · LLM Application · Chatbot Development · ChatGPT API · Vector Database · FFMPEG · WebRTC · Chrome Extension · Python Automation

Backend & AI Systems Engineer focused on building scalable, production-ready applications — not just prototypes. Hi, I am Karthik: → 15+ Production Systems Delivered → 5+ Years AI Integration & Automation (LLMs, Agents, Workflows) → 7+ Years in Development (Django, APIs, System Design, AI, Automation,) → Experience across Travel, Fintech, Real Estate, Healthcare & E-commerce Built Systems Across Travel, Fintech, Real Estate, Healthcare & E-commerce Focused on Scalable, Real-World Production Systems I focus on building systems that actually run in production — handling real users, real data, and real business workflows. WHAT I DO: AI INTEGRATION Build AI agents that automate real business workflows Develop chatbots that actually perform actions (not just reply) Implement RAG systems using your business data Build voice AI systems for real-time interactions AUTOMATION & WORKFLOWS Automate repetitive business processes end-to-end Build CRM and lead management automation Connect tools via APIs (Zapier / n8n style systems) Create data pipelines for processing and reporting BACKEND DEVELOPMENT - Build APIs that handle high traffic and scale without breaking -Design databases aligned with real business workflows - Integrate third-party services (payments, CRMs, external APIs) - Implement real-time systems (WebSockets, live updates) - Optimize performance (caching, async processing, query tuning)

I'm a Top Rated AI Engineer with a 100% Job Success Score on Upwork, specializing in AI agents, RAG systems, and production-ready LLM applications. I help startups and businesses turn AI ideas into scalable solutions from intelligent AI agents and Retrieval Augmented Generation (RAG) systems to custom LLM applications and enterprise integrations. I work across the full AI development lifecycle, from solution architecture and backend development to deployment and optimization. My focus is on building AI systems that are accurate, maintainable, and designed for real-world business use. 𝑾𝒉𝒂𝒕 𝑰 𝒄𝒂𝒏 𝒉𝒆𝒍𝒑 𝒚𝒐𝒖 𝒃𝒖𝒊𝒍𝒅 • AI Agents with tool calling and autonomous workflows • RAG applications for private knowledge bases and enterprise search • Claude AI and OpenAI powered applications • MCP (Model Context Protocol) integrations • AI chatbots and virtual assistants • Multi-agent systems using LangGraph and LangChain • Document processing and intelligent search solutions • FastAPI backend services and REST APIs • Custom AI SaaS applications • Third-party API and enterprise system integrations 𝑻𝒆𝒄𝒉𝒏𝒐𝒍𝒐𝒈𝒊𝒆𝒔 𝑰 𝒘𝒐𝒓𝒌 𝒘𝒊𝒕𝒉 LLMs: Claude (Anthropic), OpenAI, Gemini AI Frameworks: LangChain, LangGraph, LlamaIndex, MCP Backend: Python, FastAPI Vector Databases: Pinecone, Qdrant, ChromaDB, FAISS Databases: PostgreSQL, MongoDB, Redis Cloud & DevOps: Docker, Git, AWS 𝑾𝒉𝒚 𝒘𝒐𝒓𝒌 𝒘𝒊𝒕𝒉 𝒎𝒆? I don't just connect APIs or build demos I engineer AI applications that are reliable, scalable, and ready for production. Whether you need an AI-powered knowledge assistant, a Claude-based coding agent, or a custom RAG platform, I focus on delivering clean architecture, maintainable code, and solutions that create measurable business value. If you're looking for an AI Engineer who can design, build, and deploy modern AI systems, I'd be happy to discuss your project.

Most AI integrations fail in production — not because of bad ideas, but because of bad architecture. I'm a Full-Stack AI Developer. I don't just connect an API and call it done. I design the right system, build it clean, and deliver something your users actually trust. 6 projects on Upwork. 100% Job Success. 0 revisions. 💡 What I build: → AI chatbots trained on your own documents and data (RAG) → OpenAI-powered features added to your existing web app → Intelligent search, summarization, and automation — production-ready → Full-stack web apps with AI built in from day one (Next.js + FastAPI) ⚡ How it works in practice: User asks a question → AI searches your knowledge base → Returns accurate, context-aware answer → Integrated cleanly into your UI No hallucinations. No black-box answers. Just reliable output your business can depend on. 🛠 Tech I work with: AI layer: OpenAI API, LangChain, RAG pipelines, AWS Bedrock Frontend: Next.js, React Backend: FastAPI, Django, PostgreSQL Deployment: Docker, AWS (EC2, RDS, S3), CI/CD ✅ We're a great fit if: ✔ You have a web app and want AI features added to it ✔ You want production-ready code, not a prototype ✔ You value clean architecture and clear communication ✔ You want results in weeks, not months ❌ Probably not a fit if: ✖ You need only basic CRUD — no AI involved ✖ Budget is the main decision factor ✖ You need someone to "figure out" what to build 7 years of engineering experience means I ask the right questions before writing a single line of code — so we don't waste time on revisions later. Message me. I'll respond within a few hours.