Backend & Full-Stack Developer | Generative AI & Web3 Integrations Hi, I'm Saif. With 4+ years of experience, I specialize in building scalable, secure, and intelligent applications that power modern web, mobile, and AI-driven solutions. My expertise spans backend development, full-stack applications, AI integrations, and cloud deployments, ensuring your product is reliable, high-performing, and future-ready. 💡 What I Offer 🔹 Backend & API Development – High-performance REST APIs using Django, FastAPI, Node.js, and Express.js. 🔹 Full-Stack Applications – Modern, responsive interfaces with React.js, Next.js, and React Native integrated with powerful backends. 🔹 Automation & Workflow Optimization – Streamline repetitive processes using Python, Selenium, and n8n. From browser automation and data scraping to API orchestration and multi-step workflow automation, I create efficient systems that save time and resources. 🔹 Cloud Deployment & DevOps – Scalable deployments on AWS, DigitalOcean, Railway, Render, Netlify, and PythonAnywhere using Docker, CI/CD pipelines, container orchestration, and AWS serverless stack (Lambda, API Gateway, S3, CloudWatch). 🔹 Database Management – Expertise in PostgreSQL, MySQL, and MongoDB, with query optimization and multi-database strategies. 🔹 AI & Generative AI Integrations – LLM-powered chatbots, automation tools, and semantic search using OpenAI Agents SDK, LangChain, and vector databases. 🔹 Web3 & Blockchain – API integrations with Ethereum, Tron, etc for decentralized applications. 🔹 Third-Party Integrations – Payments (Stripe, PayPal), messaging APIs(Twilio, Mailgun, Mailtrap), and other external services. 🔹 Telegram Bot Development – Engaging, automated bots to enhance user interaction and workflows. 🌟 Why Work With Me? ✔ Client-Focused Approach – Clear communication, timely delivery, and solutions tailored to your business needs. ✔ Scalable & Secure Solutions – Applications built with best practices in authentication, authorization, and data security. ✔ Cross-Domain Expertise – From traditional web apps to AI-driven platforms and blockchain integrations. ✔ End-to-End Ownership – From idea to deployment, I handle the full cycle with clean, maintainable, and production-ready code. Best regards, Saif #BackendDevelopment #FullStackDevelopment #PythonDeveloper #JavaScriptDeveloper #Django #DjangoRESTFramework #FastAPI #NodeJS #ExpressJS #ReactJS #NextJS #ReactNative #RESTAPI #GraphQL #GenerativeAI #LLM #OpenAI #OpenAIAgents #LangChain #AIIntegration #AIChatbots #ConversationalAI #SemanticSearch #VectorDatabase #MachineLearning #NLP #PromptEngineering #Automation #PythonAutomation #WebAutomation #Selenium #SeleniumAutomation #BrowserAutomation #WebScraping #n8n #n8nAutomation #WorkflowAutomation #NoCodeAutomation #IntegrationAutomation #APIIntegration #DataAutomation #ZapierAlternative #Web3 #BlockchainDevelopment #Ethereum #Tron #SmartContracts #APIIntegration #Stripe #Twilio #PayPal #TelegramBot #TelegramAPI #Celery #Redis #RabbitMQ #AsynchronousProgramming #PostgreSQL #MySQL #MongoDB #DatabaseOptimization #MultiDatabase #Docker #DockerCompose #DevOps #CICD #AWS #DigitalOcean #CloudDeployment #ServerDeployment #SoftwareArchitecture #Microservices #ScalableSystems #APIsecurity

100% Job Success Score I build rock-solid, cloud-ready back-ends in Python and keep them running with first-class DevOps, APIs, micro-services, CI / CD, Docker/Kubernetes, IaC, observability – you get the whole package, plus enough front-end skill to integrate seamlessly with React or Vue teams. Core Technical Stack Languages :- Python 3.x** (10 y), TypeScript, Bash | Frameworks :- Django • DRF, FastAPI, Flask, Celery | |Datastores :- PostgreSQL, MySQL, Redis, MongoDB | Cloud / DevOps:- AWS (ECS, Lambda, RDS, S3, …); GCP; Docker; **Kubernetes** (EKS/GKE); Terraform & Pulumi CI / CD :- GitHub Actions, GitLab CI, Jenkins, Azure pipelines, Google cloud build Observability :- Prometheus, Grafana, Loki, ELK, OpenTelemetry | Front-end glue :- React, Next.js, Tailwind – enough to wire up back-end payloads and build admin panels Testing :- Pytest, Tox, Coverage > 95 %; contract tests with Pydantic/FastAPI schemas, Automation testing with playwright 🧩 Typical ways I add value 1. Green-field MVPs – design the data model, choose the right Python framework, stand-up a CI pipeline & ship v1 inside weeks. 2. Legacy rescue – untangle monoliths into containerised services, replace ad-hoc scripts with repeatable IaC, improve deployment time from hours to minutes. 3. Scale-up accelerators – introduce async FastAPI, Redis queues, and horizontal autoscaling to handle 10× user growth with zero downtime. 4. Developer-experience upgrades – pre-commit hooks, conventional commits, automated versioning & tagging, opinionated Docker dev-containers. 🛠 My working style 1. Consultative first – I’ll challenge requirements, not just implement them. 2. Documentation matters – every repo ships with a Makefile, a one-command local dev setup, and architecture ✧ sequence diagrams. 3. Transparent estimates & over-communication** – daily updates, demoable progress twice a week. 4. Security by default** – OWASP, 12-Factor, encrypted secrets, least-privilege IAM baked in. 🤝 What you can expect when you hire me *Fast onboarding – I skim your README, run the stack, identify quick wins within the first day. *Senior-level autonomy – create epics, prioritise tasks, own delivery so you can focus on the business. Everything with be tracked and shared to you on daily basis plus will share the weekly report each Friday to have insight about the progress. *Production-grade quality – unit & integration tests, GitOps workflows, auto-rollbacks. *Knowledge transfer – hand-over docs, recorded Loom walkthroughs, pair-sessions for your devs. ✅ Let’s build something Whether you need a lightning-fast API, a resilient micro-service architecture, or a full CI / CD pipeline that deploys on every commit, I’m ready to jump in. Click “Invite to Job” or send me a message and I’ll reply within 24 hours with a concise plan tailored to your requirements. *(Available 30–40 hrs / week, UTC+5:30, fluent English.)*

I am a Senior Full-Stack Developer with 6+ years of experience in Python and 4+ years in JavaScript. I specialize in building robust backend architectures and seamless, interactive frontends that deliver real business value. Whether it’s a high-speed API with FastAPI, a complex management system in Django Rest Framewwork and Flask, or a dynamic UI with React/Vue/Angular, I focus on writing clean, maintainable code that scales.

🛠 With over a decade of experience in full-stack development, I specialize in building scalable, efficient, and user-centric web applications. My work is driven by a commitment to solving complex problems with clean, maintainable code and leveraging the latest technologies to deliver robust solutions. 💌 Clients value my proactive communication, technical depth, and ability to balance precision with adaptability.  🦾 I use latest AI coding tools like Cursor, Claude Code daily to skip repetitive and trivial part of coding. Fields of expertise: Backend Development: - Building high-performance backends with Python frameworks, like FastAPI, Django, Flask. - Background tasks: async data processing with efficient Celery task pipelines - Database schema design and performance optimisation for RDBMs like PostgreSQL and MySQL. - DevOps & Monitoring: container orchestration with Docker Compose, Caddy/ nginx web server configuration, Grafana monitoring setup - Cloud platforms: AWS, GCP, Azure, Digital Ocean Frontend: - Building modern UIs with React, Vue, Next.js, Nuxt.js - Tailwind, Shadcn and DaisyUI and Bootstrap Web scraping: - Building fast and efficient web content scrapers using httpx, Scrapy, BeautifulSoup, lxml, and Monolith. - Scalable browser based scraping with Selenium and Playwright Telegram Bot Development: - Design and deploy bots for automation, notifications, and user engagement using Python-based frameworks.

Hello! Do you want to Transform your business with cutting-edge solutions tailored to your needs. As an expert in Python, AI/ML, Django, web scraping, and API integrations, I deliver customized, scalable, and powerful tools that drive growth and efficiency. A Professional with years of experience in Full Stack Python Django Development specializing in Architecture design and execution. I have excellent algorithmic and analytical skills that I use to create efficient and competitive products that will help my clients to make their businesses successful. Senior Full Stack developer with over 2 years of experience in Python, Django, Flask, FastAPI, AWS, Elasticsearch, Microservices Architecture. LANGUAGES: ✔️ Python ✔️ Javascript ✔️ HTML5 ✔️ CSS3 ✔️ JQUERY FRAMEWORKS: ✔️ Django ✔️ Flask ✔️ Django-Rest ✔️ REACT.JS ✔️ Bootstrap DATABASES: ✔️ MySQL ✔️ Postgresql ✔️ SQL Server, SQLite. ✔️ MONGO DB. CLOUD: ✔️ Amazon SQS, Amazon SNS, EC2, S3, RDS, Lambda, Cognito, Amazon Connect, AWS Secrets Manager ✔️ CICD PIPELINES. OTHER TOOLS: ✔️ System Automation: Scrapy, BeautifulSoup, Selenium ✔️ Web Application Development: Django, Flask, RESTful API ✔️ Vast experience of web application architecture. ✔️ Django-REST JWT ✔️ Jinja, SQL Alchemy ORM, Flask Socket IO, PostgreSQL. ✔️ Designing REST APIs for both web and mobile applications. ✔️ Celery for Periodic Tasks and long-running background jobs. ✔️ Redis for database caching and message broking ✔️ Designing scalable microservices architecture for huge Applications/CRM ✔️ Elasticsearch with complex queries ✔️ Stripe/Paypal Payment Gateway ✔️ Twilio for Messages/Calls ✔️ Django Channels and Sockets for Live Chat ✔️ Selenium and Beautiful Soup for Scraping ✔️ Threading/Async (Scrapy, Celery) ✔️ ElasticSearch, Socket.io. ✔️ Jira/Trello/Slack/Asana VERSION CONTROL: ✔️ Git(GitHub / BitBucket/ GitLab) 💡 I'm a problem-solver at heart and love finding creative solutions to complex challenges. I'm always up for a challenge and have a can-do attitude that will bring your vision to life. 💡 💬 I'm dedicated to clear and open communication, keeping you informed and involved throughout the entire project. 💬 Are you ready to bring your tech vision to life? Let's work together and make it a reality! 🚀🔥

💼 Top Rated | 🏆 100% Job Success | 🎓 BSc in Software Engineering | ⚙️ 5+ Years Experience I help businesses build scalable, high-performance web apps using modern full-stack technologies delivering clean code, seamless UX, and fast results. With 5+ years of experience in both front-end and back-end development, I provide complete web solutions tailored to your business goals. Whether you need to launch a product, improve performance, or scale your application, I ensure quality from design to deployment ✅ What I Bring to Your Project: Frontend Development: React, Angular, HTML5, CSS3, JavaScript, Responsive UI/UX Backend Development: Node.js (Express, Fastify), Django, Flask, ASP.NET, REST APIs Database: PostgreSQL, MySQL, MongoDB Cloud & DevOps: AWS, Docker, Git, Jenkins Programming Languages: JavaScript/TypeScript (Expert), Python (Expert), SQL, C#, Java How I Work: Agile & result-driven process (Scrum, Kanban) Clear communication & daily progress updates Clean, maintainable, and scalable code 100% focus on your business outcomes Let’s work together to bring your idea to life or take your existing system to the next level. What challenge can I help you solve today?

I’m a Python backend developer with 6+ years of experience building robust, scalable systems. I specialize in Django and FastAPI to develop high-performance RESTful APIs tailored to client needs. My projects emphasize code quality, maintainability, and scalability. I use asynchronous programming and optimize PostgreSQL/MySQL queries for fast performance under load. I follow best practices for security and CI/CD deployment, ensuring your applications are production-ready and reliable. 💡 Core Skills & Expertise ✦ Backend Development: - Python, Django, Django REST Framework (DRF), FastAPI - PostgreSQL, MySQL, Celery, Redis - Microservices ✦ Frontend Development - React.js, Tailwind CSS ✦ Web Scraping & Automation: - Scrapy, BeautifulSoup, Selenium, Playwright - Anti-bot evasion (rotating proxies, headless browsers, CAPTCHA solving) ✦ Deployment & DevOps: - Docker, Kubernetes - AWS (EC2, S3), DigitalOcean - CI/CD: GitHub Actions, Jenkins ✦ AI & Chatbot Integration: - OpenAI GPT, GPT-4, Anthropic, LLaMA - LangChain, RAG pipelines, NLP & prompt engineering ✦ Solutions & Impact I focus on solving real business challenges with smart, scalable solutions. ✅ Developed the backend for a real-time stock analytics platform using Django, optimized for high concurrency with Celery and Redis. ✅ Built web scrapers capable of bypassing advanced anti-bot systems. ✅ Integrated AI models (e.g., GPT, LLaMA) into web apps for intelligent automation and chatbot experiences. ✅ Delivered API-driven platforms with payment systems, dashboards, and AI-powered content generation. 🤝 Communication & Collaboration I value transparency, clarity, and long-term client relationships. I keep communication clear, timelines realistic, and solutions tailored to your business goals. If you're looking for a reliable backend expert who can also handle complex scraping, AI integrations, and scalable deployments—let's connect. I'm committed to delivering results that move your project forward. Kind Regards, Mayur Dhameliya

I’m a Senior Software Engineer with 10+ years of hands-on experience in Python and backend architecture — currently focused on building intelligent, AI-powered document and data processing platforms. I specialize in FastAPI-based backend development, LLM integration, and RAG pipelines, working with tools like LangChain, LlamaIndex, Milvus, Azure AI Document Intelligence, and OpenAI. Whether you're building a SaaS that transforms documents into vector-searchable knowledge, or orchestrating multi-stage workflows with Airflow or Celery, I bring modular, scalable, and production-grade engineering expertise to the table. My Key Skills Include: - FastAPI Architecture & Backend Design Modular routers, middleware, async endpoints, Pydantic models JWT/Token Auth, SSO, LDAP, RBAC File upload/download (PDFs, Excel, Word), multipart/form support Secure, testable, production-grade REST APIs - Document Parsing & OCR Pipelines Integrated LlamaParse, Azure Document Intelligence, PyMuPDF OCR ( PaddleOCR, Tesseract ) - LLM & Vector Search (RAG) Embeddings using OpenAI Pinecone, PG vector, Milvus for vector storage - RAG workflows with LangChain, LangGraph Smart caching, fallback LLM logic - Database Integration & SQL Generation PostgreSQL, MySQL, MSSQL Schema introspection & SQL generation via LLMs Dynamic endpoints to serve natural language → SQL - Web Scraping APIs Scrapy - Workflow Orchestration & DevOps Airflow 2.x/3.0.1 (Dockerized), Celery + RabbitMQ Docker, GitHub Actions, Azure DevOps CI/CD pipelines

Looking for a Full-Stack Developer who can deliver scalable web and mobile applications? I am Shabnam, a seasoned Full Stack Engineer with over 10 years of experience in building high-performance applications across AI, Web and Mobile domains. I bring together the best of Python and React ecosystems to create seamless, production-ready digital products that scale with your business. 💡💡Key Strengths💡💡 🏅 10+ Years of Experience: Delivered end-to-end projects, from MVPs to enterprise-grade systems, across healthcare, e-commerce, logistics, fintech, education, recruitment, etc. 🏅 Proven Full-Stack Expertise: Skilled in both frontend and backend development using React, Next.js, Django, Flask, and FastAPI, ensuring clean architecture and maintainable code. 🏅 AI-Driven Problem Solver: Experienced in integrating OpenAI, TensorFlow, PyTorch, and ChatGPT APIs into web and SaaS platforms. 🏅 Transparent Collaboration: Expect clear communication, frequent updates, and a focus on measurable results. ➡️My Development Process - Discovery & Requirements: Understand your goals, workflows, and target outcomes to define a clear roadmap. - Planning & Roadmap: Prepare milestones, timelines, and architecture documentation. - Design & Prototyping: Optional wireframes or clickable prototypes to align expectations. - Development & Testing: Implement robust backend APIs and responsive UIs, with thorough QA at each stage. - Deployment & Updates: Continuous integration, version control, and agile delivery. - Post-Launch Support: I stay involved for monitoring, optimization, and ongoing improvements. 🧠 Tech Stack ✅ AI & Machine Learning TensorFlow | PyTorch | OpenAI | ChatGPT | LangChain | Scikit-learn | NLP | Chatbot Integrations ✅ Frontend: JavaScript (ES6+) | TypeScript | React.js | Next.js | React Native | Redux | Hooks | TailwindCSS | Bootstrap | HTML5 | CSS3 ✅ Backend Python | Django | Flask | FastAPI | Django REST Framework (DRF) | RESTful APIs ✅ Databases PostgreSQL | MySQL | MongoDB | Firebase | DynamoDB | SQLite ✅ DevOps & Tools AWS | Azure | GCP | Docker | Kubernetes | GitHub Actions | Jira | Trello | Agile / Scrum Areas of Expertise 🎯 Web & SaaS Application Development 🎯 Mobile App Development (React Native/Flutter) 🎯 AI/ML & Chatbot Integration 🎯 API & Third-Party Integrations 🎯 Cloud Deployment (AWS/GCP/Azure) 🎯 Database Design & Optimization 🎯 End-to-End Full Stack Development 🔑𝑲𝒆𝒚𝒘𝒐𝒓𝒅𝒔🔑 Artificial Intelligence, Machine Learning, Full Stack Development, Web App Development, Mobile App Development, React, Python, Django, React Native, Flutter, Front-end Development, Back-end Development, FastAPI, Flask, Database Management (MySQL, MongoDB), API Integration, Responsive Design, Cross-platform Development, Top Rated, Project Management, Agile Methodologies, User Experience.

I’m a Top Rated developer on Upwork focused on building scalable, production-ready applications that solve real business problems—not just prototypes. I’ve worked with startups and growing businesses to turn ideas into reliable systems, from backend APIs to full-stack platforms and cross-platform mobile apps. I also have hands-on experience integrating modern AI capabilities into applications where they add real value. 💻 Core Expertise Backend Development: Node.js & FastAPI (high-performance APIs, microservices) Frontend Development: React & Angular (modern, responsive UI) Mobile Apps: Flutter & Ionic (cross-platform, production-ready apps) Cloud & DevOps: AWS architecture, CI/CD pipelines, system optimization AI Integration: LLM-based applications, LangChain, automation workflows ☁️ AWS Expertise I’m 2× AWS Certified: AWS Certified DevOps Engineer – Professional AWS Certified Solutions Architect – Associate I design systems that are scalable, secure, and optimized for both performance and cost. ⚡ How I Work Clear, consistent communication Clean, maintainable code On-time delivery Proactive suggestions to improve your product I don’t just execute tasks—I help you make better technical decisions. 🤝 Let’s Work Together If you’re looking for someone who can handle everything from backend systems to cloud infrastructure and modern app development, I’d be happy to help. Let’s discuss your project.