Experienced Data Analyst and Python Developer with a proven track record of leveraging data to drive decision-making and streamline processes. Experienced in data scraping/crawling, creating SQL-based reports, building Python-powered dashboards, and developing automation scripts to enhance efficiency and accuracy. Adept at solving complex problems, visualizing data insights, and collaborating with cross-functional teams to achieve impactful results. Proficient in data analysis/visualization, ML, deployment, cloud databases, and python development in general.

From a business idea to a scalable, high-performance backend system, I deliver solutions that are not just functional but built to scale, perform, and succeed. I specialize in Golang & Python development, crafting robust APIs, event-driven architectures, and data-intensive systems that power real-world products, from eCommerce platforms and fintech applications to AI/ML-powered solutions and real-time data pipelines. If you’re looking for a backend engineer who can own your project end-to-end, from architecture design to production deployment, I can be your one-stop solution. What I Deliver Backend Development – APIs with Go (Fiber, Gin), Python (Flask), gRPC, and WebSockets. Scalable Microservices – Event-driven systems with Kafka, Redis, and async schedulers. Database Expertise – PostgreSQL, MongoDB, TimescaleDB with schema optimization & indexing. 3rd-party Integrations – Payment Processing, Recommendation Systems, Automated Messaging, and Emails. AI & Data Systems – Real-time analytics, ML/NLP pipelines, OCR, predictive modeling. DevOps & CI/CD – Dockerized deployments, GitHub Actions automation, cloud-ready apps. Tech Stack 🔹 Languages: Golang, Python 🔹 Frameworks: Fiber, Gin, Flask 🔹 Databases: PostgreSQL, MongoDB, TimescaleDB, Redis, CockroachDB, ElasticSearch. 🔹 Technologies: gRPC, GraphQL, Debezium, JWT/Paseto, WebRTC, Celery, Asynq. 🔹 Messaging/Events: Kafka, RabbitMQ, WebSockets, Webhooks. 🔹 DevOps: Docker, GitHub Actions, Automated Testing. 🔹 Deployments: Clouds(AWS, GCP). 🔹 Integrations: Stripe, Klaviyo, SearchSpring, Twilio, Google Merchant Center. Industries I’ve Built For E-Commerce & Marketplaces – High-concurrency platforms with secure payments & advanced product search. Smart Infrastructure & IoT – Vehicle tracking, RFID ingestion, real-time data sync. Fintech & Trading Apps – Live streaming data, ML-driven signals, secure user management. Food & Delivery Platforms – Microservices for orders, payments, and logistics. AI & NLP – Sentence correction, OCR pipelines, and AI-powered automation. I don’t just write code — I build backend engines that accelerate business growth. Whether you need a new system from scratch or to scale your existing product, I’ll help you architect, develop, and deploy with confidence. Let’s jump on a call to discuss how we can turn your backend into your biggest growth driver.

✅ 𝐓𝐨𝐩 𝐑𝐚𝐭𝐞𝐝 𝐏𝐥𝐮𝐬 | $𝟭𝗠+ 𝐄𝐚𝐫𝐧𝐞𝐝 | 𝟮𝟰𝐊+ 𝐇𝐨𝐮𝐫𝐬 | 𝟱𝟎+ 𝐂𝐥𝐢𝐞𝐧𝐭𝐬 𝐒𝐞𝐫𝐯𝐞𝐝 ✅ 𝐒𝐞𝐧𝐢𝐨𝐫 𝐅𝐮𝐥𝐥 𝐒𝐭𝐚𝐜𝐤 𝐃𝐞𝐯𝐞𝐥𝐨𝐩𝐞𝐫 | 𝐑𝐮𝐛𝐲 𝐨𝐧 𝐑𝐚𝐢𝐥𝐬, 𝐑𝐞𝐚𝐜𝐭, 𝐏𝐲𝐭𝐡𝐨𝐧, 𝐀𝐈/𝑴𝑳 ✅ 𝟭𝟬𝟬% 𝐉𝐨𝐛 𝐒𝐮𝐜𝐜𝐞𝐬𝐬 | 𝐓𝐫𝐮𝐬𝐭𝐞𝐝 𝐛𝐲 𝐒𝐭𝐚𝐫𝐭𝐮𝐩𝐬 & 𝐄𝐧𝐭𝐞𝐫𝐩𝐫𝐢𝐬𝐞𝐬 I am Full Stack developer with extensive experience in building high quality applications. My experiences range from to building scalable applications for the financial services industry to building responsive sites that work well cross browser. 𝐌𝐲 𝐬𝐤𝐢𝐥𝐥 𝐬𝐞𝐭: 𝗙𝗿𝗼𝗻𝘁𝗲𝗻𝗱 𝗶𝗻𝗰𝗹𝘂𝗱𝗲𝘀: React.Js Vue.js Ember js Next js Electon.js 𝗕𝗮𝗰𝗸𝗲𝗻𝗱 𝗶𝗻𝗰𝗹𝘂𝗱𝗲: ROR Shopify MERN Node Python Django 𝗜𝗻𝗱𝘂𝘀𝘁𝗿𝗶𝗲𝘀 𝘄𝗼𝗿𝗸𝗲𝗱 𝗼𝗻: 🏥 Healthcare 📚 EdTech 🧳 Travel 🍱 Food Ordering 💵 Finance 📊 Data Dashboards 💻 Personal Websites Let’s discuss how I can help build, scale, or optimize your web application. Send me a message today and let’s turn your ideas into reality.

𝐒𝐞𝐧𝐢𝐨𝐫 𝐏𝐲𝐭𝐡𝐨𝐧 𝐁𝐚𝐜𝐤𝐞𝐧𝐝 𝐃𝐞𝐯𝐞𝐥𝐨𝐩𝐞𝐫 (Python, Django, FastAPI) with 10+ years building production Python backend systems, Python AI/LLM integrations, and Python automation. Top Rated Python Developer with 100% Job Success across 21 Python projects, $100K+ earned, and 3,900+ Python hours delivered. Most Python projects don't fail because the idea was weak. They fail because the Python API is slow, the Python automation breaks under real load, or the Python AI integration gives unreliable answers in production. That's exactly the part I fix as a Python expert. I'm Usman, a Python developer who has worked with startups and businesses across SaaS, fintech, healthcare, and AI, turning rough ideas into reliable Python products that are fast, secure, and built to scale. You won't just get code. You'll get a Python solution that actually moves your business forward. 𝐖𝐇𝐀𝐓 𝐈 𝐂𝐀𝐍 𝐃𝐎 𝐅𝐎𝐑 𝐘𝐎𝐔 𝐏𝐲𝐭𝐡𝐨𝐧 𝐀𝐈, 𝐋𝐋𝐌𝐬 & 𝐑𝐀𝐆 - Python LLM integration: OpenAI GPT, Anthropic Claude, Gemini, open-source models - Production Python RAG pipelines: chunking, embeddings, vector search, reranking, evaluation - Python AI agents and chatbots for sales, CRM, support, and workflow automation - LangChain, LangGraph orchestration in Python; Pinecone and vector databases - Accurate, reliable AI output tuned for production, not just "it works" 𝐏𝐲𝐭𝐡𝐨𝐧 𝐁𝐚𝐜𝐤𝐞𝐧𝐝 & 𝐀𝐏𝐈𝐬 - Scalable Python backend APIs with Django, Django REST Framework, FastAPI, Flask - Python SaaS architecture: multi-tenant, auth, billing, admin dashboards - Microservices and async processing with Celery, Redis queues, and webhooks - Solid database design: PostgreSQL, Redis, MongoDB - Third-party integrations: Stripe, Twilio, and REST/webhook APIs 𝐏𝐲𝐭𝐡𝐨𝐧 𝐀𝐮𝐭𝐨𝐦𝐚𝐭𝐢𝐨𝐧 & 𝐃𝐚𝐭𝐚 - Python automation systems and ETL pipelines built from scratch - Python web scraping and structured data delivery - No-code/low-code automation with n8n, Make, and Zapier 𝐂𝐥𝐨𝐮𝐝 & 𝐃𝐞𝐯𝐎𝐩𝐬 - AWS, GCP, Docker, Kubernetes - CI/CD with GitHub Actions, monitoring, and long-term support 𝐑𝐄𝐒𝐔𝐋𝐓𝐒 𝐈'𝐕𝐄 𝐃𝐄𝐋𝐈𝐕𝐄𝐑𝐄𝐃 - Top Rated Python developer with 100% Job Success across 21 projects - $100K+ earned, 3,910+ hours delivered, strong long-term client retention - Delivered 2,258 hours of Python automation on a single long-term project - Diagnosed and fixed critical Python issues fast on stuck or broken projects 𝐖𝐇𝐘 𝐂𝐋𝐈𝐄𝐍𝐓𝐒 𝐖𝐎𝐑𝐊 𝐖𝐈𝐓𝐇 𝐌𝐄 - Fast, clear communication with no guesswork - Reliable delivery with no missed deadlines - Production-ready Python solutions built to last - Long-term support after delivery 𝐀𝐕𝐀𝐈𝐋𝐀𝐁𝐈𝐋𝐈𝐓𝐘 Timezone GMT+5, with flexible overlap for US, UK, and EU hours. Full-time, part-time, or project-based, ready to start within days. 𝐀𝐃𝐃𝐈𝐓𝐈𝐎𝐍𝐀𝐋 𝐄𝐗𝐏𝐄𝐑𝐓𝐈𝐒𝐄 - Python performance optimization, debugging, and code refactoring for legacy systems - API integrations, payment gateways, and real-time data processing in Python - Technical consulting, code reviews, and architecture planning for Python projects Whether you want to build a new Python project, fix a stuck Python project, or scale your existing Python system, send me a message and let's discuss how my Python expertise can help. I deliver clean, production-ready Python code with long-term support, so your Python solution keeps performing long after delivery.

With 8+ years of hands-on Python experience, I specialize in building reliable automation systems, desktop applications, and scalable Django web solutions that work flawlessly. I don’t just write scripts—I engineer stable systems that run 24/7 and scale with your business. How I Can Help You: Web Scraping & Data Mining I develop advanced scraping solutions using Scrapy, Selenium, Playwright, and BeautifulSoup to extract clean, structured data—while handling anti-bot protections, CAPTCHAs, and IP limits. Workflow Automation I convert repetitive, time-consuming tasks into automated Python workflows, reducing operational effort by up to 90%. Desktop Application Development I build fast, user-friendly cross-platform desktop applications for Windows and macOS using: Tkinter PyQt / PySide Kivy Perfect for internal tools, data processors, automation dashboards, and offline-ready software. Django Backend & API Development From system architecture to deployment, I create secure, high-performance Django applications and REST APIs tailored to your exact business logic. Tech Stack Core: Python, Django, Django REST Framework Desktop: Tkinter, PyQt, PySide, Kivy Scraping: Scrapy, Selenium, BeautifulSoup, Playwright Databases: PostgreSQL, MySQL, MongoDB, Redis Tools: Docker, Celery (Async Tasks), Git, CI/CD Let’s discuss how we can automate your workflow and build the right solution for your business.

As a Senior Full-Stack and AI Engineer with 14+ years of experience, I specialize in designing and building scalable web applications, cloud platforms, AI-powered automation systems, and high-performance APIs. I have extensive experience developing enterprise SaaS platforms, CRM/ERP systems, fintech applications, and AI-driven automation solutions using modern technologies such as Python, Node.js, Golang, Java, .NET, Ruby on Rails, React.js, and Next.js. I also work extensively with AI and automation frameworks, building intelligent workflows and LLM-powered applications using tools like LangChain, LangGraph, HuggingFace models, and n8n automation pipelines. Core Technical Expertise AI & Automation LLM integrations (OpenAI, Claude, HuggingFace) LangChain & LangGraph AI workflows Automation pipelines using n8n AI-powered SaaS platforms and content automation systems AI chatbots and intelligent agents Backend Development Python (FastAPI, Flask, Django) Node.js (REST APIs & microservices) Golang microservices Java (Spring Boot) .NET / ASP.NET Core Ruby on Rails Frontend Development React.js and Next.js TypeScript and modern JavaScript frameworks Angular Responsive UI development using Tailwind and Bootstrap Mobile Development React Native cross-platform mobile applications Blockchain Development Solidity smart contracts Ethereum and Web3.js integrations NFT and decentralized applications Cloud & DevOps AWS, Azure, and Google Cloud Docker, CI/CD pipelines Scalable microservices architecture Why Clients Hire Me ✔ 14+ years of professional development experience ✔ Expertise across AI, cloud, full-stack, and blockchain technologies ✔ Proven track record building enterprise SaaS platforms and scalable systems ✔ Strong focus on clean architecture, performance, and maintainable code ✔ Clear communication and reliable project delivery If you are looking for a senior engineer who can build scalable applications, AI-powered solutions, or modern SaaS platforms, I would be happy to discuss your project. Let's connect and bring your idea to life. Thanks, Hitesh Kanwar

I am a Java developer with over 14 years of experience building full stack applications, enterprise systems, and SaaS platforms 🚀 My focus 🎯 is on using Java, Spring Boot, React.js, PostgreSQL, and AWS to deliver reliable, scalable software. As a Java developer, I have delivered dozens of projects across industries and use cases. My backend work is built entirely with Java. I create secure APIs and microservices using Spring Boot. I have deep experience in system architecture, backend performance, and database design. Every project I take as a Java developer is written with clean, maintainable Java code. I know how to structure services that scale. As a Java backend developer, I have built and maintained systems for high-load traffic, third-party integrations, and complex business logic. I manage full backend pipelines, from architecture and development to deployment and monitoring. I use Spring Boot and follow best practices every Java developer should apply. I also work as a full stack Java developer, connecting Java backends with React.js and JavaScript frontends. I create dashboards, user interfaces, and admin tools that are fast, stable, and fully integrated. I know how to deliver full stack features without bottlenecks. I have led teams as a senior Java developer, mentoring other developers, reviewing Java code, and improving team performance. My clients rely on me not just for development, but also for decisions about architecture, data structure, and deployment strategy. As a Java developer, I care about the full picture. In most projects, I take the role of a Java spring developer and own the backend infrastructure. I work with Docker, PostgreSQL, REST APIs, and cloud services. I often work independently, taking full responsibility for both backend and frontend parts as a full stack developer. Being a professional Java developer means I deliver production-ready code, meet deadlines, and communicate clearly. I work well with teams or as a solo contributor. My background as a Java backend developer and Java spring developer allows me to adapt to different project needs. If you need a Java developer who can work on backend systems, full stack features, or cloud-based platforms, I am ready to help. Whether you need a senior Java developer, a Java backend developer, or a reliable full stack Java developer, I can take your project from idea to production. 🛠️ Core Skills: - Java developer - Java backend developer - Full stack Java developer - Java spring developer - Spring Boot microservices - React.js and JavaScript - PostgreSQL, AWS, Docker Let’s talk if you need a results-driven Java developer to join your team or take over delivery. ‼️ Message me for a free 40-minute consultation ‼️

Python Full Stack Developer who steps in where products stall - fixing broken ownership, tightening architecture, and turning messy delivery into a system that actually ships 10+ years in web product development, I now lead UASOFTDEV as CTO & Co-Founder, building and scaling teams of senior Ukrainian engineers who can integrate fast and take real technical responsibility from day one. If your product is slowed down by handoff gaps, weak architecture, or fragmented ownership, I help turn it into a clear delivery process with strong technical control My strongest core role is a python developer for backend-heavy products, with additional experience in C# .NET when projects require enterprise-grade backend logic. When the scope expands, I work as a full stack developer with end-to-end ownership, or as a web developer focused on scalable execution. 📌 What I typically cover Web and Mobile Development backed by 10+ years of product work, supported by a python full stack developer approach when APIs and UI must evolve together Full-Stack Development aligned into 1 clear delivery flow, shaped through python full stack thinking for faster releases and fewer handoff gaps E-commerce Web Development across 3 core layers - business logic, integrations, and user flows - delivered with full stack python experience API development and Integration for internal platforms and 3rd-party systems, handled in a full stack developer python role when architecture must stay practical ⚙️ My current capability set covers React with JavaScript, Next.js, Nest.js and TypeScript, plus Vue.js and Angular. On the backend, I work with Node.js, laravel, python, Django, Flask, .NET, C++, Go, Ruby on Rails and Java. Mobile and cloud delivery includes iOS, Android, flutter, React Native, AWS, Azure, GCP, Docker, Kubernetes, and openstack. I also support CMS and platform work through wordpress, Drupal, Symfony, Magento and Shopify. 🛠️ Delivery across product layers Lean API products often benefit from a python full stack developer flask setup User-facing systems need a full stack web developer mindset when flow affects adoption Interface-heavy platforms grow faster with a full stack developer react profile Cross-layer execution works well in a full stack developer react python environment System reliability improves early with a backend python developer focus 🤖 I build AI features for real workflows, not for demo value alone. In that context, I work as a python ai developer on assistants, automation and internal tools. My python ai work is strongest where adoption matters, and clients also bring me in as an ai developer or ai software developer when implementation must connect product, backend, and rollout. 🧠 AI, frontend, and product execution ✔️Practical ai machine learning features tied to support, search, and operations ✔️Applied machine learning developer work when smart functionality must fit an existing product ✔️Business-facing machine learning integrations designed for measurable value ✔️Custom chatbot systems built with react python flows and fastapi services ✔️Scalable UI delivery as a react developer with clean html front end execution and thoughtful app design ☁️ I stay close to architecture because strong delivery depends on clear ownership. That is why I regularly handle back end development, step in as a backend developer when technical decisions affect release quality, and support python devops workflows across cloud and deployment planning. 🔧 Collaboration and adjacent exposure In a startup, delivery often means working beside a data scientist, then translating that work with a product manager into usable features. Release quality improves when a qa analyst joins early, especially in products shaped by compliance. Some founders also involve me as a startup consultant before code begins. ✔️Broader platform exposure includes sharepoint workflows, material ui dashboards, payment gateway implementation ✔️Cross-team delivery has also touched full stack java environments and adjacent java devops processes. ✔️Finance-related work has included trading python flows, algorithmic trading logic, binance integrations, and tools built for a trader. ✔️Adjacent product contexts have involved data entry operations, support for a journalist workflow, technical resume writing solutions, selected dall-e use cases, prototype work around crypto bot ideas, and tools requested by gaming developers. ✔️Growth-focused engagements may also involve a seo specialist, a practical it consultant, or teams building in marketing saas. 🌍 My domain expertise includes AI Startups, Data Analytics, Healthcare, Fintech, E-commerce agencies, IT Consulting/Softdev companies, Real Estate, Non-Profit, Blockchain and Gambling 🤝 If you need senior technical ownership Python Full Stack Developer, fast ramp-up and delivery that stays aligned with business goals, let’s talk."

Highly skilled Software Engineer with 10+ years of experience specialized in developing applications from scratch with scalability and security in mind. I've developed and optimized data-driven web applications. Proficient in Python, I leverage frameworks like: 🟢 FastAPI 🟢 Flask 🟢 Django (with and without DRF) 🟢 Celery 🟢 Celery Beat 💾 To build scalable backends on cloud platforms I will use 🔹 Azure 🔹 AWS 🔹 GCP 🖥️ My expertise includes database management Like: 🔹 PostgreSQL 🔹 MongoDB 🔹 InfluxDB 🔹 Elasticsearch 🔹 Opensearch 🔹 DynamoDB 🔹 Redis 🔹 Redshift 🔹 Data Warehousing 🔹 DMS 🖥️ My hands on experience with messaging protocols are: 🔹 MQTT 🔹 Mosquitto 🔹 RabbitMQ 🔹 SQS 🤖 To integrate LLM, I am adept at working with 🚀 Retrieval-Augmented Generation (RAG) 🚀 MultiModal LLMs (OpenAI, Anthropic, Grok, Gemini, DeepSeek, Ollama) 🚀 Vector DBs (MongoDB, Elasticsearch, Pinecone, Opensearch, Chroma DB) 🚀 LangChain 🚀 Streaming Data 🚀 Time Series data 🧠 To solve complex business problems, I will apply 🤖 Backend Development. 🤖 Data warehousing, DataMart. 🤖 ETL and ELT. 🤖 Clustering/Classification techniques. 🤖 Timeseries forecasting. 🤖 Linear/Logistic Regression. 🤖 Supervised/Unsupervised learning. 👀 Observability tools i have experience with. 👁️ Sentry 👁️ Grafana 👁️ Prometheus 👁️ Datadog Let’s build something powerful and scalable together! 🚀

I build AI-powered SaaS platforms, automation systems, and full stack web apps that ship fast and scale reliably. With 10+ years of experience across Python, Node.js, React, and LangChain , I help startups launch and businesses grow without sacrificing architecture or quality. I build faster using modern AI-powered dev tools . delivering production-ready apps in significantly less time without compromising on code quality or architecture. Cursor · Lovable · Bolt.new · v0 by Vercel · Claude (Anthropic) GitHub Copilot · Windsurf · Replit Agent I focus on building scalable systems with strong architecture, clean performance, and AI-driven automation that delivers long-term business value. CORE SPECIALIZATIONS : ✅ AI & SaaS Systems AI-powered SaaS platforms using OpenAI (GPT-4/4o), Assistants API, and LLM-based workflows for automation, content generation, and intelligent product features. ✅ Automation & Data Systems Automation pipelines, web scraping systems, and data processing workflows using Python, Node.js, and async task queues for scalable business operations. ✅ Chatbots, AI Agents & Digital Twins Conversational AI systems and multi-agent architectures using OpenAI, Claude, and LangChain — from customer-facing chatbots and RAG-powered knowledge assistants to autonomous AI agents that plan, reason, and execute multi-step workflows. Digital twin implementations for simulating real-world systems, processes, and entities with live data synchronization and predictive modeling. ✅ Full Stack Web Development Modern web applications using React, Next.js, MERN stack, and Python-based backends with scalable API architecture and clean system design. ✅ Mobile Applications React Native apps with real-time features, API integration, push notifications, and AI-driven functionality for iOS and Android. ✅ Real-Time & Media Systems WebSockets, WebRTC, FFmpeg-based video processing, and real-time streaming applications for scalable communication and media platforms. ✅ Enterprise Systems Custom dashboards, CRMs, ERPs, marketplaces, and API integrations designed with scalable architecture and modular backend systems. ✅ Extensions & API Architecture Chrome extensions with automation features, REST & GraphQL APIs, microservices, and event-driven architecture for modern distributed systems. AI & AUTOMATION: AI-powered systems using OpenAI (GPT-4/4o, Assistants API, Vision, Whisper, TTS) for intelligent applications, automation workflows, and data-driven features. LangChain, LlamaIndex, AI Agents, OpenClaw , RAG pipelines, and prompt engineering for building context-aware AI systems. Vector databases like Pinecone, Weaviate, and ChromaDB for semantic search and knowledge-based AI applications. Web scraping & automation pipelines using Playwright, Puppeteer, Scrapy, BeautifulSoup, and Selenium for data extraction and process automation. Background processing & data workflows using Celery, Redis queues, and async task systems. Browser automation and headless workflows for large-scale data operations and business automation systems. FRONT-END: React.js, Next.js 14 (App Router, SSR, SSG, ISR), TypeScript, and modern JavaScript (ES6+) UI development using Tailwind CSS, Material UI, ShadCN, and Framer Motion for scalable SaaS interfaces. State & data management using Redux Toolkit, Zustand, React Query, SWR, and Context API. Real-time frontends using WebSockets, GraphQL clients, and PWA architecture. BACK-END: Python (FastAPI, Django, DRF, Flask) for scalable APIs and backend systems. Node.js (NestJS, Express, Fastify) for microservices, real-time APIs, and scalable backend architecture. Authentication systems using JWT, OAuth2, Auth0, Clerk, Supabase Auth, and Passport.js. API architecture including REST, GraphQL, gRPC, and WebSockets with microservices and event-driven systems. Background jobs, cron scheduling, event-driven workflows, and webhook-based integrations. REAL-TIME & MEDIA : WebRTC-based applications using LiveKit, Agora for real-time communication systems. Video processing pipelines using FFmpeg (transcoding, HLS/DASH streaming, media processing). Communication systems using Twilio (SMS, voice, video), Socket .io, and Server-Sent Events. DATABASES & INFRASTRUCTURE: Relational & NoSQL databases: PostgreSQL, MySQL, MongoDB, Redis, Supabase, Firebase, Elasticsearch. WHAT YOU GET: ✅ Production-ready, AI-optimized code ✅ Scalable architecture built for long-term growth ✅ Agile delivery , clear milestones & regular updates ✅ AI-first mindset: every system built to be intelligent & automation-ready ✅ Long-term support & maintenance, not just a one-time handoff Whether you're a startup building an AI-powered MVP or an established business automating workflows, scraping data at scale, or expanding to mobile , I deliver clean, intelligent, production-ready solutions built to grow with you. Send a message or invite me to your job , let's build something great.