Abraham Fernández Quiñones
Hi there, I’m Abraham, a remote-friendly Full Stack Developer with 4+ years delivering scalable web and mobile applications for international clients.
About
Hi there, I’m Abraham, a remote-friendly Full Stack Developer with 4+ years delivering scalable web and mobile applications for international clients. I specialize in JavaScript ecosystems (React, Node.js, React Native), applying Clean Architecture and SOLID principles to build robust, maintainable software.
In my remote work across 8 countries, I’ve shipped 12+ production apps, mentored teammates, and driven performance improvements and cost savings. I’m passionate about clean code, collaborative teams, and delivering value quickly.
- 6 years' experience
- Joined January 2026
Skills· 14
Languages
- Spanish; CastilianFluent
- EnglishFluent
Industry experience
- Software & Internet
- Professional Services
- Media & Entertainment
Work experience
Migrated monolithic app to microservices → 40% cost savings, 99.95% uptime. Launched React Native app → 50K+ downloads, 4.7 ★ rating. Built real-time dashboard handling 10K+ daily transactions. Mentored junior devs, improving onboarding speed by 50%.
Delivered 8+ MERN apps for e-commerce, healthcare, fintech. Optimized PostgreSQL queries → 300% performance boost. Created reusable React component library → 30% faster dev cycles.
Built edtech platform serving 10K+ monthly users. Integrated payments (Stripe, PayPal). Reduced API response time from 800ms → 120ms.
Education
Certifications and awards
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