I am a highly motivated and enthusiastic Backend Developer with 8 years of experience building web applications using Python and related technologies. I am well prepared to work with Machine Learning (ML) and Artificial Intelligence (AI), so now looking for an opportunity to apply my knowledge to deliver exciting new projects in this area! I'm passionate about programming and have consistently delivered high-quality, scalable, and robust solutions that meet my client's needs. I have experience working in international markets. One of my strengths is the ability to create the final product while working in an international team united by a common goal. TECH STACK ✅ PROGRAMMING LANGUAGES: Python, Javascript ✅ FRAMEWORKS/LIBRARIES: Django, Flask, FastAPI, Aiohttp ✅ DATABASES: MySQL, PostgreSQL, MongoDB, Redis, Elasticsearch ✅ AI/ML STACK: Streamlit, Gradio, Python notebooks, LlamaIndex, Langgraph, Langchain, RAG, Embeddings, LLM, FineTuning, NPL, vector database, graph database, Knowledge Graph, OpenAI, Gemini, Groq (LLama2, LLama3, Gemma, LLava, etc), Ollama ✅ OTHER: Celery, AWS, Digital Ocean, Sockets PORTFOLIO ✅ Onboard charging system. I discussed the requirements with the client, developed several modules, and tested the codebase. ✅ Web application with an emulator of charging stations and central. I designed models for databases, created endpoints, and implemented OCPP 1.6 functionalities. ✅ Development of an app for tracking races and for racing statistics. I developed API service using the Django REST framework, designed database models, covered code with unit tests, integrated with the Stripe payment system, and mentored junior developers on best practices and programming techniques. ✅ Car auction platform which allows users to buy cars. I performed code review and code refactoring, created internal tools for parsing data, covered code with unit tests, and implemented new features ✅ CRM system for casino based on popular casino engine. In this project, I developed a serverless API service using AWS Lambda, AWS API gateway, and serverless framework for Node.js, delivered code review and code refactoring, and designed models using serverless CMS Webiny and GraphQL. ✅ Development of an app for tracking students and study unit (Universities, Colleges, schools) processes. I worked on a team to develop a web-based application using Python and Django, participated in code reviews, bug fixing, and testing activities, and assisted in the application deployment on the production server. ✅ A system for boat or yacht reservations. I developed and maintained a Python-based application, designed database models, integrated with the Stripe payment system, implemented sockets chat using Django channels, and developed and maintained the front-end part using jQuery, HTML5, and CSS3. LANGUAGES I SPEAK Ukrainian is my native language. Besides, I have strong English skills. Most of my previous customers were English-speaking, so I am comfortable communicating in English. MY TEAM I am at ease as an individual contributor, but being a team player works best for me. So I joined Extrawest — an Upwork Top Rated Agency specializing in FinTech and Banking, Gambling and Betting, Food Ordering and Delivery, Logistics and Fleet Management, Medical Insurance and Healthcare, and special software for Electric Vehicles Charging Station networks since 2006. Having most of our resources based in Europe, we’ve been working with customers from over 20 countries (the US, Canada, Australia, most of the EU, South Africa, Singapore, Japan). Hence, it won’t be a problem for us to adjust to your timezone and working schedule. INVITE ME FOR AN INTERVIEW If you feel I’m a good fit for your project, let's discuss how I can help streamline your business’s growth! 🟩 🟩 🟩 🟩 My Agency Skills: Front-End (Frontend) Development, Back-End (Backend) Development, Full-Stack (Fullstack) Development, Mobile Development, Artificial Intelligence (AI), Machine Learning (ML), EV Charging, eMobility, OCPI, OCPP, Automotive, Logistics, Delivery, Food Ordering, FinTech, Healthcare, Insurance, Betting, Gambling, Flutter, Dart, JavaScript (JS), TypeScript (TS), Angular, Vue.js (VueJS, Vue), React.js (ReactJS, React), Node.js (NodeJS, Node), Java, Spring, SpringBoot, Hibernate, Python, Django, Scrapy, Quality Assurance (QA), Manual Testing, Automated Testing, UI/UX Design, Figma, Adobe Creative Cloud, DevOps, MySQL, PostgreSQL, MongoDB, Firebase, Docker, Amazon Web Services (AWS), Google Cloud Platform (GCP), Project Management (PM).

Senior Software Engineer | Full-Stack Development & Cloud Solutions | Generative AI & blockchain 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

I help startups and businesses build custom software systems that streamline operations, automate workflows, and support growth. From CRM and ERP platforms to AI-powered applications, I develop scalable solutions that solve real business problems and deliver measurable results. What I Build ✅ Business Management Systems * CRM (Customer Relationship Management) * ERP (Enterprise Resource Planning) * HRM (Human Resource Management) * Inventory Management Systems * Project Management Platforms * Custom Admin Dashboards ✅ AI & Automation Solutions * AI Agents and Assistants * RAG Chatbots and Knowledge Bases * Workflow Automation * OpenAI and Claude Integrations * Business Process Automation ✅ Computer Vision & OCR * Document Processing Systems * OCR and Data Extraction * Image Recognition Solutions * Quality Inspection Systems ✅ SaaS & Web Applications * Multi-Tenant SaaS Platforms * Customer Portals * Internal Business Tools * API Development * Cloud-Based Applications Recent Deliverables • Developed custom CRM and business management platforms that centralized operations and improved team productivity. • Built AI-powered document processing systems achieving high extraction accuracy while reducing manual work. • Created RAG-based knowledge assistants capable of answering questions from large document repositories. • Delivered complete SaaS products from planning and architecture to deployment and ongoing support. Technology Stack Python, FastAPI, Django, Next.js, React, Node.js, PostgreSQL, Supabase, AWS, Docker, OpenAI, Claude, LangChain, LangGraph, Computer Vision, OCR, REST APIs, n8n. Why Work With Me * End-to-end development from idea to deployment * Strong expertise in both traditional software and AI * Focus on business outcomes, not just code * Clear communication and reliable delivery Whether you need a CRM, ERP, HRM, SaaS platform, AI application, automation system, or computer vision solution, I can help transform your requirements into a production-ready product.

Enthusiastic and dedicated Python developer eager to contribute to dynamic projects. With a solid foundation in Python programming I am passionate about leveraging my skills to tackle real-world challenges. My experience includes creating an RESTful application for restaurant business automation and several team projects, where I honed my knowledge in Fast API, Django, Data Science. I am eager to continue learning and growing in the field, and I am committed to delivering high-quality solutions that exceed expectations. Let's connect and explore opportunities to work together!

I'm a senior fullstack developer with 6+ years of experience delivering scalable web applications, data platforms, and enterprise solutions for clients across various industries. ***WHAT I CAN DO FOR YOU*** 💎 Build complete fullstack applications from concept to deployment (Django/React, MERN, Laravel/WordPress) 💎 Develop high-performance data processing systems and ETL pipelines handling billions of records on a daily basis 💎 Create AI-powered features and automation (ChatGPT integration, ML models, intelligent workflows) 💎 Build IoT platforms and embedded systems with real-time monitoring dashboards 💎 Refactor & modernize legacy systems and integrate complex third-party APIs 💎 Deploy and scale applications on AWS with proper DevOps practices 💎 Develop custom scraping solutions and automation bots for data collection and workflow optimization 💎 Develop custom software solutions tailored to your specific business needs ***KEY ACHIEVEMENTS*** 🏆 Built I-NERGY: AI-powered energy grid platform using Django/React/PyTorch that won 1st place among 126 submissions in an EU-funded project 🏆 Built UrbanData ETL pipelines processing 100M+ daily adtech records and developed cross-platform SDKs with GDPR compliance on AWS 🏆 Developed RES4CITY learning management system serving tens of thousands of students across dozens of European universities with microservices architecture 🏆 Built ViziDrive EV charging platform with charging stations deployed in the EU and actively used, using Node.js microservices and Stripe integration 🏆 Transformed RenonBill Excel/VB financial models into modern Django applications with Monte Carlo simulations 🏆 Built RENEW smart home IoT platform using EMQX, FastAPI, and real-time dashboards 🏆 Developed over a dozen different custom scraping solutions and automation bots for various clients 💻 TECHNICAL STACK: AI/ML, Python/Django, FastAPI, JavaScript/Node.js, TypeScript, React, MERN Stack, PHP/Laravel, WordPress, MySQL/PostgreSQL, Docker, AWS (SES/S3/ECS/Aurora/RDS), Redis, EMQX/MQTT, PyTorch, Numpy, C++, Shell, Linux, Git, JIRA, Stripe API, Grafana, Plotly, IoT/Embedded Systems, API Integration, Web Scraping, Bot Development, Selenium, Playwright, Puppeteer, Automated Testing, Agile/Scrum Development

Hi, my name is Eduard, I'm a skilled and dedicated Back-end developer with 4 years of experience in software development from concept to support and maintenance. 🐍 Proficient Python 🌟 Web framework maestro: FastAPI, Django/DRF, Flask 📌 AWS 🗨️ I bring a strong foundation of experience with various popular frameworks, enabling me to carefully select the most suitable tools for crafting high-quality user interfaces tailored to your specific requirements. My proficiency in these frameworks allows for greater flexibility and adaptability in design and development. - FastAPI, Django/DRF, Flask, SQLAlchemy, Numpy/Pandas; - SQLite, MySQL, Microsoft SQL, PostgreSQL; - NoSQL - Redis; - HTML, CSS; - Git, GitHub, GitLab; - Agile, Scrum, Kanban, Waterfall, Pair Programming; 🤝 Effective communication and teamwork is my secret weapon, and it’s essential for the success of my missions. I value knowledge-sharing and the synergy that comes from working with diverse talents. I'm a proactive problem solver and continuously seek innovative solutions to enhance work quality. Whether as part of a team or working independently, I'm dedicated to delivering exceptional results and contributing to the success of projects.

🏆 Upwork Certified Python Developer, Backend Developer 🏆 Senior Software Engineer 🏆 ☛ Hello! If you are looking for high-quality work and long-term collaboration, you are in the right place. ☛ Python Django Developer with 5+ years of industry experience working on more than 50+ clients. As a Upwork Certified Python Developer and Django Developer, I specialize in building scalable Django web applications, Django REST Framework APIs, and Python backend development. I work hard to ensure that you get the value you want out of the money you invest. Delivering quality and customer satisfaction are my top priorities. ☛ I specialize in Python Django development, Django REST Framework, web scraping, data mining, automation, API integration, and cloud services. 👉 PYTHON DJANGO SERVICES: ✅ Django Web Development & Django REST API Development ✅ Python Django Full-Stack Solutions with React/Vue.js integration ✅ Django Backend Development with PostgreSQL, MySQL, MongoDB databases ✅ Python Automation, Web Scraping, and Django Migration Services ✅ Django REST Framework for mobile and web APIs ✅ AWS Deployment for Django applications and Python projects ✅ Django Custom Application Development & API Integration 👉 FRAMEWORKS & TECHNOLOGIES: ✅ Backend: Django, Django REST Framework, Flask, FastAPI (Python) ✅ Databases: PostgreSQL, MySQL, SQLite, MongoDB, AWS DynamoDB ✅ Frontend Integration: React, JavaScript, jQuery, HTML5, CSS3, Tailwind, Bootstrap ✅ Cloud Services: Amazon Web Services (AWS), Digital Ocean, Heroku, Firebase ✅ DevOps & Tools: Docker, Redis, Nginx Server, Git, GitHub, Bitbucket ✅ Other Python Skills: Selenium, WebSocket, Bash Scripts, Celery, Scrapy, Pandas, NumPy MY TECHNICAL EXPERTISE: ⭐ Back-end frameworks: Python Django, Django REST Framework, Flask, FastAPI ⭐ Web Scraping Tools: Selenium, Beautiful Soup, Scrapy ⭐ Python Libraries: Pandas, NumPy, Talib ⭐ Languages: Python, JavaScript ⭐ Frontend frameworks: React, ThreeJs, Bootstrap ⭐ DBMS: PostgreSQL, MySQL, AWS DynamoDB, SQLite 💬 If you have come this far, open your message box or invite me for a fruitful discussion on your Python Django project requirement, and I will provide you my best reliable solution that can save you good bucks. python developer, python expert, python django , python full stack developer, backend developer, django developer, django expert, django react, django rest framework, full stack django developer, python aws, aws

Senior Python Developer (5+ years) and AWS Developer — building scalable backends, production-grade serverless architectures, REST APIs, and automated workflows using Python, FastAPI, Django, Flask and AWS (Lambda, API Gateway, EC2, ECS/Fargate, S3, RDS, DynamoDB). Specializing in automation-first, high-performance microservices and cloud infrastructure, with strong DevOps expertise (CloudFormation, IAM, VPC, CI/CD). I design and implement web scraping, data extraction, and AI/LLM pipelines (Playwright, Scrapy, Selenium, ChatGPT, Claude) to transform raw data into actionable insights. 🔹 Proven Track Record: • Top Rated 🌟 | 100% Job Success | 60+ Projects Completed • Consistent ★★★★★ client feedback 🔹 Key Skills & Expertise: • Python & Frameworks — FastAPI, Django, Flask, AsyncIO • Backend & APIs — REST, GraphQL, WebSockets, OpenAPI/Swagger • Cloud & Serverless — AWS Lambda, API Gateway, S3, RDS, DynamoDB • Security & Infrastructure — EC2, IAM, VPC, secure deployments • Containerization & Orchestration — Docker, ECS/Fargate • Messaging & Event-Driven Systems — SQS, SNS • Automation & ETL — Workflow automation, ETL pipelines, background workers • Data & Web Scraping — Playwright, Scrapy, Selenium, BeautifulSoup • AI/LLM Workflows — ChatGPT API, Claude API • DevOps & Infrastructure — CI/CD, Terraform 🔹 Why Work With Me: • Expert in Python backends, AWS, serverless, automation, scraping & AI • Fast, reliable, proactive solutions built to scale Let’s discuss your project — I respond quickly.

Hello, I'm a specialized software developer with expertise in gathering from web sites to build automated trading strategies. I have extensive experience working with Python, scrapy, and selenium to scrape websites and extract relevant data for use in building trading algorithms. Additionally, I have experience working with AWS and building data pipelines for ETL and data engineering. Here are some of the specific services I offer: Web scraping: I specialize in gathering web data to build algorithmic trading strategies. I have experience using scrapy and selenium to scrape websites and extract relevant data for use in building trading algorithms. Algorithmic trading: I have experience working with metatrader and building trading strategies using Python. I can help you develop and optimize your trading algorithms for maximum profitability. Database management: I have experience working with various databases, including PostgreSQL, DynamoDB, and Redis. I can help you set up and manage your database systems for optimal performance. AWS: I have experience working with AWS and can help you set up and manage your cloud infrastructure, including EC2 instances, S3 storage, and more. Data engineering: I can help you design and build data pipelines for ETL and data engineering. I have experience working with various tools and technologies, including Apache Spark, Airflow, and more. If you're looking for a skilled and experienced developer to help you with your next project, please feel free to get in touch. I'm always happy to discuss new opportunities and help you achieve your goals.

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!!