𝟏𝟎+ 𝐲𝐞𝐚𝐫𝐬 in 𝐁𝐚𝐜𝐤𝐞𝐧𝐝 & 𝐌𝐢𝐜𝐫𝐨𝐬𝐞𝐫𝐯𝐢𝐜𝐞𝐬 delivering 𝐜𝐥𝐞𝐚𝐧, 𝐭𝐞𝐬𝐭𝐚𝐛𝐥𝐞, and 𝐬𝐜𝐚𝐥𝐚𝐛𝐥𝐞 code ❓ Tired of unexpected bugs derailing your releases? I engineer systems with 90%+ 𝐭𝐞𝐬𝐭 𝐜𝐨𝐯𝐞𝐫𝐚𝐠𝐞 that stay 𝐫𝐞𝐥𝐢𝐚𝐛𝐥𝐞 through updates. Your features ship on time, your developers thank you later. 𝐖𝐡𝐲 𝐜𝐥𝐢𝐞𝐧𝐭𝐬 𝐜𝐡𝐨𝐨𝐬𝐞 𝐦𝐞: ✅ 𝟏𝟑,𝟎𝟎𝟎+ 𝐔𝐩𝐰𝐨𝐫𝐤 𝐡𝐨𝐮𝐫𝐬 delivered across 50+ projects ✅ 𝟏𝟎𝟎% 𝐩𝐨𝐬𝐢𝐭𝐢𝐯𝐞 𝐟𝐞𝐞𝐝𝐛𝐚𝐜𝐤 with 5-star feedback on complex integrations ✅ 𝐆𝐨𝐚𝐥-𝐟𝐢𝐫𝐬𝐭 𝐝𝐞𝐯𝐞𝐥𝐨𝐩𝐦𝐞𝐧𝐭: Your business outcomes drive every architecture decision ✅ 𝐓𝐞𝐜𝐡𝐧𝐨𝐥𝐨𝐠𝐲 𝐚𝐠𝐧𝐨𝐬𝐭𝐢𝐜: Rapid mastery of new stacks within 2 weeks 𝐖𝐡𝐚𝐭 𝐈 𝐃𝐞𝐥𝐢𝐯𝐞𝐫: 🐳 Containerization Solutions: Streamlined Docker deployment & orchestration for seamless scaling ☁️ Cloud Infrastructure: Cloud Solutions: Leverage AWS services (e.g., ECS, EKS, Lambda, S3, RDS) to design, develop, and deploy cloud-based applications. 📊 Data Pipeline Engineering: Optimized ETL processes, integration, and modeling for actionable insights ⚙️ ML Engineering: End-to-end model development (TensorFlow/PyTorch) from training to deployment 🐍 Python Systems: Mission-critical backend applications and automation frameworks 🌐 Django Platforms: Secure, data-intensive web applications built for growth 🤝 Collaboration & Strategy: Work closely with cross-functional teams to define system architecture and drive technical strategies for product development. 🔧 Troubleshooting & Optimization: Ensure backend systems maintain optimal performance, reliability, and security to meet business and customer requirements.

Are you looking for a motivated and professional developer? You’re on the right page.👌 Hi, my name is Natalia, I'm a skilled and dedicated Back End developer with 5,5 years of experience in Web develoment. My core competencies include working with: 📌Python 📌FastAPI 📌LangChain 📌LlamaIndex 📌AWS I have experience with several popular frameworks, which allows me to choose the best tool for creating a high-quality user interface according to your needs. Moreover, I am good at working in a team and appreciate the exchange of knowledge, but I am also able to independently solve problems and look for new solutions to improve the quality of work. 💪 More about my skills that will help us achieve the best result: ✅ Django, Flask, FastAPI, SQLAlchemy, Alembic, OpenAI Whisper; ✅ PostgreSQL; SQLite, MySQL ✅ NoSQL - MongoDB, Redis, Neo4j; ✅ LangChain, LangGraph, LlamaIndex, AWS Bedrock, AWS Sagemaker, Whisper, ElevenLabs, FasterWhisper, MCP Server Connectors ✅ Git, GitHub, GitLab, BitBucket ✅ Agile, Scrum, Kanban, Waterfall, Pair Programming, Feature Driven; 🔹I am always striving for excellence and am ready to work on projects of any complexity. 🔹I am a fast learner and willing to learn new technologies and frameworks to stay up to date with the latest trends in the industry. 🔹I also appreciate quality communication, so I am ready to offer you timely communication and solutions that will be useful in the long run. 🔹I am sure my experience and skills can be useful for your company and I will gladly participate in your project. If this sounds like a fit for you, I’d love to chat – invite me to interview and grab some time.

With over 8 years of hands-on development experience, I specialize in building secure, scalable, and high-performance applications across both Web2 and Web3 ecosystems. 💡 Core Skills: Backend Development: Python (FastAPI, Flask, Django) Frontend: Vue.js Blockchain/Web3: Smart contract development (Solidity, Rust) Node deployment & configuration Web3 browser extensions (e.g. MetaMask-style) Automation & Bots: Telegram bots using aiogram Custom APIs, scraping, alerts, payments Other Tech: C, C++, Rust, JavaScript, Dart (Flutter) 🚀 What I Deliver: Clean, well-documented, and scalable code End-to-end project ownership or seamless integration into your team Deep understanding of decentralized tech & backend systems Fast response times and strong communication ✅ Let’s work together if you need: A powerful backend for your app or service A Web3 product (wallets, dApps, smart contracts, node infra) A robust Telegram bot for automation, support, or marketing A flexible full-stack dev who “just gets it” I'm open to both short-term contracts and long-term partnerships. Let’s bring your idea to life!

Data scientist specialized in AI & Machine learning operations with over 5 years of experience, dedicated to solving real-world problems through state-of-the-art Machine Learning and Deep Learning techniques such as GPT, Claude, NLP, Transformers and Diffusers. Offering bespoke Python based end-to-end automation solutions alongside AI expertise. 🌟 Skills and Specialties Include: ☑️ AI & Language Models: OpenAI GPT-5, Claude Sonnet, Opus, Langchain, LlamaIndex, AI Agents, Huggingface. ☑️ LLM Tasks: Retrieval augmented generation (RAG), MCP, Context engineering, Semantic Similarity, Topic Modeling, Sentiment Analysis, Named Entity Recognition, and Prompt Engineering. ☑️ Computer Vision: Stable Diffusion, Flux, Object Detection, Augmentation, Image Classification, Semantic Segmentation, and Pose Detection. ☑️ APIs: Flask, FastApi. ☑️ Databases: MySQL, PostgreSQL, Redis, Pinecone, Chroma DB. ☑️ Scripting & Automations: Python Automation, Cron Jobs. ☑️ Cloud & DevOps: Docker, AWS/Azure, Kubernetes ☑️ Other Skills: Gradio, Git, CI-CD, Advanced Algorithms. ✅ Successfully Completed Projects: ✔️ Chat with Multi-PDF: Langchain, GPT-3.5-turbo, Chroma DB. ✔️ Puppy Chatbot: FastAPI, GPT-3.5-turbo, Docker. ✔️ Film Script Summarizer: FastAPI, GPT-4, Docker. ✔️ SEC S1 Risk Analysis Chatbot: LlamaIndex, GPT-3.5-turbo, Flask. ✔️ Churn Analysis: Huggingface Transformers, Jupyter Notebook. ✔️ Pool Planner AI / Backyard Design AI: Stable Diffusion, Flask, Postgres, Docker. 🔆 Benefits ☑️ Cost effective solution. ☑️ MVP in matter of days, not months. ☑️ Long term support. ♻️ Words mean nothing unless we perform ♻️ 📢 Don't hesitate to ask for assistance! Reach out, and let me prove my words! Regards, Mohsin

🔝 I'm a 𝗧𝗢𝗣-𝗥𝗔𝗧𝗘𝗗 Python Developer & AI Expert for the past many years. 💯 Top communicator with 𝟭𝟬𝟬% 𝗝𝗼𝗯 𝗦𝘂𝗰𝗰𝗲𝘀𝘀 𝗥𝗮𝘁𝗲. As a lead Python and AI expert with 8+ years of experience in custom software development, my proficiency extends from back-end services and big data processing to cloud solutions and AI-driven architectures, with particular expertise in Python and React development. √ Professional Highlights: ✅ Profound experience in crafting enterprise solutions with a focus on big data processing, analysis, and machine learning. ✅ Strong background in Python, React, AWS, and GCE cloud ecosystems. ✅ Proven track record as a team player, complemented by impeccable communication skills and proven problem-solving capabilities. √ Technical Expertise: ✅ Languages: Python, JavaScript ✅ Frameworks: Django, DRF, Flask, FastAPI, Selenium, Scrapy, TensorFlow, PyTorch ✅ React Ecosystem: Redux, React Router, Next.js, Gatsby ✅ Application Servers: Python built-in Server, IIS, Apache ✅ Cloud Services: Comprehensive experience with AWS offerings including EC2, Lambda, S3, RDS, and more. Expertise with GCE services. ✅ Database Systems: PostgreSQL, MongoDB, MySQL, SQL Server, SQLite, Oracle ✅ Development Tools: Pycharm, PgAdmin, MS Visual Studio, Eclipse, Matlab, and more. ✅ CI/CD and DevOps: Jenkins, Travis CI, GitHub Actions, Docker, Kubernetes ✅ Testing: pytest, unittest, Jest, React Testing Library ✅ Project Management: Trello, Jira, Asana etc ✅ Libraries: BeautifulSoup, cv2, nltk, Spacy, boto3, Keras, scikit-learn √ I pride myself on my ability to integrate with third-party services, implement CI/CD pipelines, navigate complex web scraping tasks using tools like Web Scrapy and 3rd Party Integrations, and develop robust AI solutions. Whether you're looking to craft a new digital masterpiece or elevate an existing system to new heights, I'm here to help. How about transforming today's conversation into tomorrow's success? 🚀 Reach out now, and let's embark on this journey together!

Software Developer with Strong Expertise ⭐️ Core Skills & Technologies ✅ Python ✅ FastAPI ✅ JavaScript ✅ ReactJS (Redux, Redux Saga, react-query and etc) ✅ SQL (PostgreSQL, MySQL) ✅ NoSQL (DynamoDB, MongoDB) ✅ Redis ✅ Web Scraping and Automation (Puppeteer, Pyppeteer, Playwright, Selenium, undetected-chromedriver, BeautifulSoup, proxies and etc) ✅ AWS (Lambda function, S3, ECS, ECR, EC2, Fargate, RDS, DynamoDB, Cloudwatch, ALB, API Gateway, SQS, SNS, SES, IAM, Firehose, OpenSearch and etc) ✅ Git ✅ Docker and Docker Compose ✅ CI/CD (GitHub Actions and Bitbucket Pipelines) ✅ JAVA EE Development ✅ Spring / Spring Boot ✅ Spring Hibernate Why should you work with me? I guarantee: ➤ Perform Your Project in Latest Agile Based Environment ➤ Dedicated Point of Contact ➤ Fast and Professional Work ➤ Attention to Details ➤ Meeting Deadlines Thank you for visiting my profile, I'm looking forward to working with you!

I help startups, SaaS products, and growing businesses build fast, scalable, and secure web applications that can handle real traffic — without the downtime, bugs, or performance issues that slow teams down. As a full-stack engineer, I’ve spent the last 5+ years building apps that process large datasets, support high-traffic usage, and stay stable under pressure. If you need someone who can architect, develop, and ship production-ready software — I’m your guy. ⭐ What Clients Can Expect → Faster, more stable applications → Clean, scalable code that’s easy to maintain → Production deployments that run smoothly on AWS & Docker → A developer who communicates clearly and solves problems instead of creating them 🔥 Proof of Work I’ve built: — SaaS platforms handling thousands of concurrent users — APIs processing millions of data points daily — High-traffic dashboards and internal systems used by fast-moving teams — Full-stack MVPs that went from idea → launch in weeks Clients trust me because I don’t just “write code” — I build systems that stay secure, stable, and scalable as your user base grows. 🛠 Tech I Use to Deliver Results Python (Django, FastAPI, Flask) · React · SvelteKit · Next.js PostgreSQL · MySQL · Redis · REST APIs Docker · AWS (EC2, S3, RDS, Lambda, CloudFront) · CI/CD pipelines 📩 Ready to Build Something That Actually Scales? Send me a message with what you’re building — or where you’re stuck — and I’ll jump in with a plan, options, and next steps. Let’s make your product fast, secure, and built for growth.

Senior Full-Stack Product Engineer with 10+ years of experience building scalable SaaS platforms, AI-powered applications, enterprise web systems, APIs, automation workflows, and high-performance cloud infrastructure. I help startups, founders, and businesses design, architect, and develop modern web applications from the ground up, from MVP development to large-scale production systems. My expertise covers the complete product lifecycle: * Full-stack web application development * SaaS platform architecture * AI integration & LLM-powered applications * Backend systems & API development * Scalable cloud infrastructure * DevOps & CI/CD automation * Dashboard & admin panel development * Business automation systems * Enterprise application development * Startup MVP development Tech Stack & Expertise: * Python (FastAPI, Flask) * Node.js (Express.js, NestJS) * React.js, Next.js, TypeScript * JavaScript, Tailwind CSS * PostgreSQL, MongoDB, Supabase * AWS (EC2, S3, Lambda, RDS, Lightsail, Cloud Infrastructure) * Docker, GitHub Actions, CI/CD Pipelines * AI integrations, LangChain, OpenAI APIs, Automation Workflows I specialize in building: * SaaS products * AI applications * Internal business tools * Scalable backend architectures * REST APIs & microservices * Real-time web applications * Analytics dashboards * Multi-tenant platforms * Automation platforms * Custom web applications Why clients work with me: * Strong communication & reliability * Clean, maintainable code * Product-focused development approach * Fast execution & problem solving * Scalable architecture decisions * Long-term technical ownership * Ability to manage projects independently I’m comfortable leading projects end-to-end: from planning and system architecture to deployment, scaling, and ongoing development. Whether you need a senior engineer to build an MVP, scale an existing platform, develop AI-powered features, optimize backend systems, or take ownership of a complex web application, I can help. Let’s build something great.

Hi, I'm Adeen Shukla. A skilled Software Architect with extensive experience building scalable Software Systems focussed on AWS and Serverless compute models. Expert in architecting and implementing large-scale software systems. My sphere of dexterity includes AWS Lambda, DynamoDB, SQS, SNS, API Gateway, NodeJs, Python, S3, Cognito, etc. I have 6+ years of experience working with Typescript, React Native, Redux, ReactJS, and more. My specialization lies in developing cross-platform solutions that seamlessly operate on iOS and Android devices. My skill set encompasses the implementation of responsive and intuitive user interfaces, performance optimization, and ensuring a seamless user experience. Why pick me? 🎖️ Senior architect-level experience 🎖️ Delivered 40+ projects over the years 🎖️ Certified and vetted by other top dev platforms 🎖️ Lead of Google Developers Group of Central India 🎖️ I have a new profile on Upwork, and I'll dedicate my time to you. Technologies I am an expert in: ✅ React Native ✅ Typescript ✅ Android Native ✅ Firebase SDK(Authentication, Firestore, Storage, Analytics, Crashlytics, Dynamic link, Remote Config) ✅ webRTC, Amazon IVS, Video SDK, Agora.io, Twilio ✅ Stripe, PayPal, Braintree, Razorpay ✅ OpenAPI and other GPT model integration Demonstrating a proven track record, I have consistently delivered high-quality projects within specified timelines. My collaborative approach involves working with cross-functional teams to translate design concepts into functional, feature-rich applications. I remain abreast of the latest trends and updates in the React Native ecosystem, aiming to leverage cutting-edge technologies to enhance the efficiency and capabilities of the applications I develop. My dedication to maintaining clean and scalable code, coupled with a detail-oriented problem-solving approach, equips me to overcome challenges and contribute significantly to the overall success of my development projects. Whether building applications from scratch or optimizing existing codebases, my commitment is to deliver solutions of the highest caliber, exceeding client and user expectations.

Full-Stack Software, Mobile & Game Developer | Python, Django, Flutter, Dart, Unity, Godot, C#, C++ Hi! I’m Esteban — a passionate Software Developer and Game Developer with over 15 years of experience delivering reliable, scalable, and high-performance solutions across web, backend, and cross-platform game development. From REST APIs and ETL pipelines to PC/mobile games and interactive tools, I provide end-to-end development with a focus on clean code, performance, and maintainability. AI Software Developer • LangChain RAG • Local LLMs • Vector Search Backend/AI Developer | LangChain • Retrieval-Augmented Generation LangChain (RAG, retrievers, text splitters, chains) Vector search Embeddings & retrieval (document chunking, indexing, similarity search) Local LLM runtimes (OpenAI-compatible APIs) Python Software Development Languages & Frameworks: Python, Django, Django REST Framework (DRF), FastAPI, LangChain Architecture: Microservices, Clean Architecture, Backend Systems APIs & Automation: RESTful APIs, ETL pipelines, Data Processing, Queue Workers (Celery, Redis) Databases: PostgreSQL, MySQL, Redis, Elasticsearch, NoSQL (MongoDB), Vector Database DevOps: Docker, Ansible, CI/CD, Linux Server Management Mobile Development Specializing in Flutter and Dart, I build efficient, beautiful, and maintainable mobile apps that work seamlessly across platforms. From UI/UX design and frontend implementation to backend integration, API development, and AI-powered features, I provide end-to-end mobile development with a focus on clean code, performance, and user-centric features. Mobile App Development Languages & Frameworks: Flutter, Dart (including state management with Riverpod, Provider, Bloc), JavaScript/TypeScript (Node.js, Deno, Bun for backend), Backend Integration: RESTful APIs, API development with Django REST Framework (DRF), FastAPI, Node.js/Express, data processing for mobile apps AI Integration: Building AI-enhanced mobile apps with LangChain and LangGraph for retrieval-augmented generation (RAG), chains, and agents; Integrating large language models via OpenAI API or other LLM APIs; On-device or local AI using Ollama, Llama, LM Studio servers for features like chatbots, personalized recommendations, natural language processing, image analysis, or offline AI capabilities Databases: PostgreSQL, MySQL, Redis, MongoDB, Firebase Firestore, Supabase (for mobile backend support) APIs & Automation: Custom API endpoints, third-party integrations (e.g., Firebase, Supabase, Google Maps, Mapbox, Stripe, AWS Amplify, Auth0, OpenAI), ETL pipelines for data syncing in apps DevOps for Mobile: Docker for containerized backends, CI/CD pipelines for app deployment, app store submissions (Google Play, Apple App Store) Game Development Languages: C#, C++, Lua, Haxe, JavaScript, Java Engines: Unity (C#), Godot (GDScript/C#), Unreal Engine (C++/Blueprints), GameMaker, Phaser, Construct Platforms: Windows, macOS, Android, iOS, Web (HTML5/WebGL), Linux Specialties: Gameplay Programming, Systems Architecture, Tools Development Visual Scripting: Unity Visual Scripting, Blueprints, FlowCanvas SDKs: Ads, IAP, Analytics, Multiplayer, Leaderboards (Firebase, PlayFab, etc.) 15+ years of proven experience across software and game development Cross-platform and cross-discipline: web apps, SaaS, mobile games, data pipelines Fast, clear communication and agile-friendly delivery Focused on scalable architecture, long-term code health, and performance Adaptable to your project’s tools, scope, and business goals