About Me
Experienced Frontend Engineer with over 3 years of hands-on work building and maintaining modern web applications. I specialize in frontend development using React, Next.js, and TypeScript, and regularly collaborate with backend, QA, and design teams. I value ownership, collaborative teamwork, and continuous improvement. My experience includes working on high-impact features, performance enhancements, and solving time-sensitive issues in production environments.
Professional Focus
Frontend development with React, Next.js, and TypeScript
Performance optimization and high-impact feature delivery
Cross-functional collaboration and ownership
Languages
Experience
Frontend Engineer | Founding Engineer
Spearheaded resolution of urgent production issues, ensuring 99.9% operational continuity. Delivered 150,000+ lines of code and 350+ tickets in 2024. Increased user satisfaction scores by 15% through UX design leadership. Migrated from Redux Thunk to RTK Query, reducing boilerplate by 40% and enhancing performance. Implemented a high-performance dashboard handling 1,000+ transactions/sec and a multi-currency system. Integrated Plaid, Persona, Mixpanel; reduced average API response times by 25%. Championed CI/CD automation, cutting deployment time from 45 to 10 minutes. Achieved 85%+ test coverage with Jest.
Key Achievements
- Resolved urgent production issues, ensuring 99.9% uptime
- Delivered 150,000+ lines of code and 350+ tickets in 2024
- Increased user satisfaction by 15% via UX leadership
- Migrated Redux Thunk to RTK Query, reducing boilerplate by 40%
- Implemented dashboard for 1,000+ transactions/sec and multi-currency
- Integrated Plaid, Persona, Mixpanel; reduced API response times by 25%
- Championed CI/CD automation, cutting deployment time from 45 to 10 minutes
- Achieved 85%+ test coverage with Jest
Technologies & Skills
Frontend Engineer | Founding Engineer
Co-founded a digital telehealth startup and launched MVP in under 6 months. Architected responsive frontend with Next.js and React Native. Integrated React Query, reducing API data response times by 50%. Supported 500+ concurrent users during peak usage. Improved stability to 99.8% uptime and increased user engagement by 30%.
Key Achievements
- Co-founded and launched MVP in under 6 months
- Architected responsive frontend with Next.js and React Native
- Integrated React Query, reducing API data response times by 50%
- Supported 500+ concurrent users during peak usage
- Improved stability to 99.8% uptime and increased user engagement by 30%
Technologies & Skills
Frontend Engineer
Created and maintained high-performance frontend features. Led Storybook-based design system in TurboRepo, cutting UI dev time by 25%. Published npm component library used by 3 internal teams. Modernized 100+ legacy UI components and migrated builds to Vite (60% faster).
Key Achievements
- Created and maintained high-performance frontend features
- Led Storybook-based design system in TurboRepo, cutting UI dev time by 25%
- Published npm component library used by 3 internal teams
- Modernized 100+ legacy UI components and migrated builds to Vite (60% faster)
Technologies & Skills
Frontend Engineer
Engineered CRM for enterprise finance, including ACL-based permission controls. Built a robust RBAC system and real-time sync with Redux/RTK Query. Designed over 20 forms with React Hook Form and Yup, improving validation by 98%. Collaborated on scalable API implementation and refactored extensive legacy code.
Key Achievements
- Engineered CRM for enterprise finance, including ACL-based permission controls
- Built robust RBAC system and real-time sync with Redux/RTK Query
- Designed 20+ forms with React Hook Form and Yup, improving validation by 98%
- Collaborated on scalable API implementation and refactored legacy code
Technologies & Skills
Frontend Engineer
Improved three international mobile apps, reducing startup time by 15%. Enhanced UI features for logistics, e-learning, and job management tools. Led new feature rollout and coordinated cross-team deployments.
Key Achievements
- Improved three international mobile apps, reducing startup time by 15%
- Enhanced UI features for logistics, e-learning, and job management tools
- Led new feature rollout and coordinated cross-team deployments
Technologies & Skills
Technical Skills
Design
Development
UX Methods
Soft Skills
© 2025 Ahmet Barış Günaydin. All rights reserved.