Kamil Serwata

Led development of multiple responsive web applications using HTML5, CSS3, JavaScript, React, and TailwindCSS, delivering modern UI/UX across desktop and mobile. Implemented one-page landing pages with full domain setup, AWS S3/EC2 hosting, and integration of basic SEO for faster indexing. Optimized performance to achieve ~40% faster loading times across browsers and devices. Designed and implemented reusable components with React, StoryBook, and TypeScript to accelerate MVP deployment. Collaborated with product and design teams to create wireframes, prototypes, and production-ready one-page websites. Configured CI/CD pipelines using GitHub Actions and Docker for streamlined deployment and version control. Implemented responsive layouts using CSS Grid and Flexbox with TailwindCSS. Integrated forms and dynamic content using React hooks and RESTful APIs for interactive one-page solutions. Mentored junior developers on HTML, CSS, JavaScript, responsive design, and rapid prototyping. Maint

Led frontend development of a decentralized gaming and DeFi platform using React, TypeScript, Web3.js, and Ethers.js for blockchain connectivity and smart contract integration. Implemented wallet authentication with MetaMask and WalletConnect for secure transactions and user onboarding. Developed reusable UI components using React Hooks, Redux Toolkit, TailwindCSS, and Storybook ensuring performance and modularity. Optimized application load speed and responsiveness through Vite and Webpack configuration, reducing bundle size by 25%. Integrated GraphQL and REST APIs for DeFi data visualization and real-time token market dashboards using React Query and D3.js. Deployed frontend to AWS S3 + CloudFront with Dockerized CI/CD pipelines via GitHub Actions. Collaborated with designers in Figma to translate design systems into production-ready code, improving UX consistency. Applied SOLID principles and MicroFrontend design for scalability and maintainability. Implemented unit and E2E testing

Led migration of complex web-based AI education platforms from Replit to AWS, ensuring self-marking services and integrated chatbot modules remained functional. Designed microservices architecture using Python, FastAPI, Node.js, and Django to enhance platform scalability and maintainability. Developed frontend interfaces with React, Next.js, and Redux, delivering responsive UI integrated with AI services. Optimized AI components with NumPy/Pandas and custom ML pipelines, reducing latency by ~30%. Built RESTful APIs and GraphQL endpoints with authentication and RBAC. Implemented CI/CD pipelines with Docker, Kubernetes, AWS Lambda, and GitHub Actions for automated, zero-downtime releases. Integrated PostgreSQL and MongoDB with SQLAlchemy and Prisma. Configured Kafka and AWS SNS/SQS for real-time updates and asynchronous processing. Established testing strategies (Pytest, Jest, Playwright, Postman) and documented platform roadmap for maintainability and onboarding.