Design
UI, UX, prototypes, graphic assets, marketing materials and often the copy too.
Frontend Developer & UI/UX Designer
Filip
Wielechowski
Three years of building and rebuilding mobile apps and websites, from the first sketch to the App Store. Some were handed to me. Some I started from nothing.
- 3+
- years building products
- 6
- live products on this page
- 2,700+
- commits of mine across them
- 2
- app stores, published to directly
Idesignthescreen,buildit,writethewordsonit,connectittotheAPI,testitandpublishit.OnbigprojectsIampartofateam.OnsmallonesIcanbethewholeteam.
Build
React Native and React, and native modules when the job needs one.
Think
I come up with ideas for how a feature should work and bring them to the team. For simple projects I build a small backend myself.
Ship
Manual testing, analytics, push notifications, then App Store Connect and Google Play Console through to release.
01eXent
Built from zero
eXent
A mobile app for conferences and corporate events. I designed it, built it, led how it was made, and shipped it to both stores.
02Jedziemy Razem
From basic settings to a real product
Jedziemy Razem
A Polish carpooling app. When I joined it had only basic settings. Three years later it has AI route creation, badges, ride logging and invitations.
03OEE Tools
Rebuilt module by module
OEE Tools
Real-time production monitoring for factory floors. Almost nothing in the app is left from the version I inherited, and I built the marketing website from scratch.
04Action Audit
Action Audit, massively redesigned
The public face of a web and mobile auditing platform. It was already live when I joined, and I reworked it heavily over three years.
action-audit.com
05Parasiński
A photographer’s site with two personalities
A private project for a photographer and videographer: design, build and backend, all mine. You pick your world on the first screen.
parasinski.com
06Sara’s Diner
A diner in Florida, online
A private project for a breakfast and lunch spot in Crystal River, FL. Design, build and admin panel.
sarasdiner.net
August 2023 – present
Frontend Developer (React / React Native) & UI/UX Designer
Ruby Logic · Bielsko-Biała
- React Native
- Expo
- React
- Next.js
- JavaScript
- Tailwind
- Chakra UI
- Reanimated
- Skia
- Framer Motion
- GSAP
- Zustand
- TanStack Query
- REST APIs
- Firebase
- Push notifications
- Sentry
- Supabase
- App Store Connect
- Google Play Console
- UI/UX design
- Prototyping
- Designing and developing mobile applications in React Native, plus web applications and websites in React.
- Taking frontend solutions end to end, from first concept and design through implementation and deployment.
- Designing user interfaces, user experiences and interactive prototypes.
- Creating graphic assets, visual materials and marketing materials.
- Integrating apps with backend services through REST APIs and third-party services.
- Integrating and managing Firebase and Google Cloud services on the frontend.
- Managing source code and repositories with Git and GitHub.
- Manual testing of web and mobile apps: verifying functionality, finding bugs, quality assurance.
- Preparing, configuring and publishing apps to the Apple App Store and Google Play.
- Managing releases and distribution through App Store Connect and Google Play Console.
Open to new roles · Bielsko-Biała, Poland