Viktar K.
Full Stack Python Developer React / Python AI Engineer / AI Agent LLM
🔍 Looking for one developer who understands the whole system? I bring full-stack clarity - from database to browser - to build products users love and businesses trust. Full Stack Python Developer 7+ years of experience and AI Developer with 6+ years | I've built 10+ applications | crafted 30+ user-friendly interfaces that drive real business results. 👨💻 BACK -END Development: Python: Expert in using Python for server-side development. Frameworks: Proficient in Django and Flask for building web applications. Databases: Skilled in SQL, PostgreSQL, MySQL, and MongoDB for efficient data management. Architecture: Experienced in applying MVC patterns for scalable applications. APIs: Capable of integrating external services through REST and GraphQL. 👨💻 FRONT-END Development: Web Technologies: Proficient in HTML5, CSS3, and JavaScript for front-end development. Frameworks: Experienced in React.js, Angular, or Vue.js for building interactive user interfaces. Responsive Design: Skilled in creating responsive and cross-browser compatible layouts. 👨💻AI TOOLS: OpenAI API, DeepFace, ML/DL frameworks like TensorFlow, Keras, PyTorch, Scikit-learn, pandas, NumPy, LLM frameworks, LangChain, LangGraph, LangSmith, RAG, Mistral, AgenticAI, Transformers, AI Copilot Studio, Cursor, Claude, etc. My team Expertise at a Glance ✅ Mobile App Development: Android, iOS, & Cross-Platform App Development using Java, Kotlin, Swift, Objective C, Flutter, and more. ✅ Website and Full Stack Development: Crafting seamless back-end experiences with .Net, Python Flask, FastAPI, Java, Javascript, React.js, Angular.js, Node.js, MERN, MongoDB, PHP, etc. ✅ Logo & UI/UX Design: Bringing your ideas to life with Adobe XD, Photoshop, Sketch, Figma, etc. ✅ End-to-End Solutions: From logo design, UI/UX development, workflow setup, testing to deployment in app stores, we've got it all covered. 🏆 Notable Achievements: ✅ Delivered systems processing over 10 million requests per day in production ✅ Led python architecture for a fintech app now serving 250k+ active users ✅ Reduced API response times by 70%+ via system-wide optimization ✅ Migrated monolith to microservices, improving deployment frequency by 5x ✅ Maintained 100% job success score with 40+ 5-star client reviews ✅ Saved clients hundreds of developer hours through automation & refactoring Industries We Cover Healthcare, Transport, Retail, Asset Management, Wealth Management, Real Estate, Dating, Rental, Food Delivery, Fintech / Finance and Banking, Cryptocurrency, Entertainment, Hospitality, Non-Profit, Sports and Fitness, Travel and Tourism, Wellness, Medical Dashboard, Marketplace, Advertising, Automotive, Aircraft, Business Innovations, Human Resources, LegalTech, Lifestyle, Marketing, Education, E-learning, Insurance, IoT, E-commerce, Enterprise. A Python developer building backend systems in production environments. A Python developer supporting SaaS platforms, automation tools, and customer-facing web applications. As a Python developer and Python Engineer, I focus on API design, clean architecture, and scalable implementation. A Python developer delivering structured backend solutions with Django and PostgreSQL. A Python developer building FastAPI services, automation scripts, and data workflows. A Python developer web scraping specialist creating reliable data extraction systems and scalable pipelines. This Python developer profile supports long-term and multi-phase engagements. A Python developer suited for ongoing backend maintenance and system evolution. Teams work with me to maintain stability and reduce technical risk. Talent Good Knowledge, Talented, Experienced, Skilled, Strong Experience, Proven Experience, Agency, Team, Company, Specialist, Proven Track Record, Strong Background, Write Clean Code, Deep Expertise, Bring to Life, Cross-platform, Attention to Detail, Long. AVAILABLE FOR NEW PROJECTS: Daily updates, Quick turnaround, Flexible Availability, Highest-Quality deliverables, Conversion increase, Individual approach to each project! I am out there seeking for new opportunities and projects where we can put our knowledge/experience to great use and bring value to both individuals, startups and well-established companies. Press ❗ INVITE ❗ on my page and elevate your project to the next level of success! 🤝