Hi, I'm Seba.
Software developer with 12+ years in software development and 6+ years building mobile apps. I thrive in fast-paced environments, with proven experience in early-stage startups where I owned features end-to-end. Strong focus on UI/UX, pixel-perfect design, and performance. I care about shipping clean, scalable code that makes a real impact for users.
12+
Years Experience
6+
Years Mobile
5+
Companies
Where I've Worked
A timeline of my professional journey
React Native Developer
Building cross-platform mobile applications for a global retail technology company focused on brand execution and in-store solutions.
- Led migration of legacy codebase to React Native, improving performance by 40%
- Implemented offline-first architecture handling 10K+ daily field operations
- Reduced app crash rate by 60% through robust error handling and monitoring
- Mentored junior developers and established code review best practices
React Native Developer
Joined as one of the first engineers at a Y Combinator-backed startup, owning the entire mobile experience from 0 to 1.
- Built the full mobile app from scratch, shipping MVP in under 8 weeks
- Owned features end-to-end: design collaboration, implementation, and deployment
- Achieved 4.8 star rating on App Store through focus on UX and performance
- Integrated real-time features using WebSocket connections for live updates
React Native Developer
Developed high-quality mobile applications for diverse clients across fintech, health, and e-commerce verticals.
- Delivered 3 production mobile apps across different industries on tight timelines
- Reduced build times by 35% by optimizing CI/CD pipeline and caching strategies
- Implemented pixel-perfect designs matching Figma specs within 1-2px accuracy
- Built reusable component library adopted across 4 internal projects
Frontend Developer
Developed modern web applications and transitioned into mobile development, working on complex SaaS products.
- Migrated legacy jQuery codebase to React, improving page load by 55%
- Built a design system used across 5 products, reducing UI inconsistencies by 80%
- Led frontend architecture for a B2B SaaS platform serving 2K+ daily users
- Introduced automated testing, achieving 70% code coverage
Frontend Developer
Started career building websites and web applications, growing from junior to senior frontend developer over 6 years.
- Grew from junior to senior role, leading a team of 3 frontend developers
- Delivered 50+ client projects across e-commerce, corporate, and media sectors
- Introduced modern frontend tooling (Webpack, Babel, ES6+) to the team
- Reduced average project delivery time by 30% through component standardization
Tech Stack
Technologies and tools I work with daily
Frontend
Backend
Others
Let's Work Together
I'm always open to discussing new opportunities, interesting projects, or just chatting about tech.