nikan

Developed high-concurrency web interfaces for telecommunication services, optimizing for low-latency performance in international markets. Collaborated on cross-functional teams to deliver responsive design systems, improving mobile conversion rates for Turkish market segments.

Maintained and optimized critical warehouse printer software, ensuring the seamless generation of 10,000+ labels daily for regional logistics. Spearheaded the development of back-office administration panels for five internal departments, streamlining operational workflows. Optimized warehouse management applications for handheld devices used by 1,000+ operators, reducing inventory processing time by 20%.

Boosted Lighthouse performance scores from 10 to 75 for critical e-health pages through rigorous asset optimization and code splitting. Reduced application bundle size by 66% (from 600kb to 200kb), improving load times for over 1.2 million daily active users. Unified disparate store and support interfaces into a single React/TypeScript panel, decreasing cross-department communication overhead by 50%. Directed the migration of legacy codebase to TypeScript, eliminating 4,000+ lines of technical debt and enhancing system stability.

Refined lighthouse scores on HomePage, PLP, and PDP pages from 30 performance to 80 in the Next.js application. Optimized the new project written in TypeScript, React, and Next.js, leveraging aggressive SSR caching and build fine-tuning to serve at least 3.3k concurrent users per second per application instance without a CDN.

Conducted a thorough analysis of website traffic data; leveraged insights to implement caching support for HomePage, PLP, and PDP pages and achieved a 50% increase in SEO for the English teachers' section. Optimized the performance of the pages serving 10,000 users daily. Refactored a 30,000-line JavaScript code base to a clean TypeScript Next.js Project.

Constructed e-commerce for flight tickets and hotel reservations for 3 agencies. Implemented +25 pixel-perfect pages of significant website sections using React and Material UI.

Built an advanced panel for managing over 2000 devices and warranties using JavaScript. Developed a fast and lightweight mobile application using Apache Cordova with +1000 customers.