I'm a software engineer based in Poznań, Poland specializing in building (and occasionally designing) applications, websites and everything in between.I have 15+ years of development experience building products from scratch, developing and integrating APIs, working with a databases, cloud platforms, developing mobile and desktop applications.I prefer product based company or long term projects.The most commonly used technologies:Programming Languages:JavaScript, TypeScriptFrameworks:React/Next.js, Nest.js, Koa, ReactNative, Express, Astro, RemixLibraries/APIs/etc:OpenAI, D3.js, Mapbox, Okta, NodeJs, Prisma, Electron, Supabase, TailwindCSSDesigning of logical and functional architecture of web applications.The latest and most interesting projects (details on request)📈 Web Application for Trend Prediction Data AnalysisResponsibilities- Development of a user-centric interface to facilitate efficient data analysis, incorporating data visualizations and interactive charts to enhance user insights.- Co-devised a robust data caching solution, significantly optimizing application performance and reducing load times.- Worked collaboratively with a multi-disciplinary team, ensuring cohesive development and alignment with user needs.🏘Investment Strategy Optimization Platform for Real Estate InvestorsResponsibilities- Orchestrated the comprehensive design and implementation of a user interface, ensuring clear and impactful data presentation.- Integrated intricate map views, providing intuitive, location-based investment insights.- Ensured seamless integration with a backend delivering raw data.- Pivotal in shaping user experience, aligning functionality with client requirements and contributing to end user success.🗓 Real-Time Synchronized Multiplatform Task Management ApplicationResponsibilities- Led the development of a backend platform, ensuring synchronized task management across web, desktop, and mobile applications.- Developing applications for each platform and ensuring seamless inter-platform interoperability.- Managed integration with external platforms, facilitating enhanced functionality and data consistency.