Hi, I'm Michał — Senior Full-Stack Engineer building modern web applications.
I'm a software engineer with 15+ years of experience building, modernising, and scaling web applications — from greenfield products to enterprise SaaS and high-traffic e-commerce.
I specialize in SaaS, Digital Adoption Platforms, and e-commerce, with experience leading complex migrations and modernizing legacy systems.
I enjoy long-term partnerships with product companies where I can help shape products as well as code.
Resume
Senior Software Engineer · Userlane
Lead frontend architecture and development for a large-scale enterprise Digital Adoption Platform, prioritizing performance, maintainability, and developer experience. Architected and delivered a browser extension tightly integrated with the core platform to enable seamless in-app user adoption. Scaled CI/CD workflows and automated quality gates to efficiently process a high volume of AI-driven pull requests.
Senior Software Engineer · Flaconi
Developed and evolved one of Germany's leading beauty e-commerce platforms, contributing across storefront, product, and order domains. Played a key role in the migration from Magento to a modern React-based architecture, improving maintainability and enabling long-term product growth.
Software Developer · Strefa Urody
Designed and built a complete e-commerce platform from scratch for a cosmetics wholesaler. Delivered every core business capability including product catalog, checkout, payments, order management, and administration.
Software Developer · Aldeo
Developed and maintained a SaaS electronic school journal used by educational institutions across Poland, alongside a document workflow system supporting business processes.
Full-Stack Developer · ProART
Built custom web applications, CMS platforms, and document workflow systems while owning the complete technical stack—from backend architecture and frontend implementation to database design, Linux servers, and production deployments.
Skills
Frontend: React, Next.js, TypeScript, Tailwind
Backend: Node.js, PHP, SQL
Engineering: browser extensions, web performance, CI/CD, Architecture
Education
Master's degree in Computer Science, Rzeszów University of Technology, 2006 - 2010.