• Delivered open-source contributions across repositories maintained by Microsoft, W3C, GitHub, and numerous other open-source organizations and community projects, collaborating through pull requests.

• Implemented Progressive Web App (PWA) features including offline caching, service workers, asset preloading, and Add-to-Home-Screen functionality, boosting user engagement by 25% and improving repeat visit rates

• Developed a full-featured internal dashboard for inventory management, order tracking, and task workflows, reducing manual operational work by 35% as validated through client feedback.

• Architected custom CI/CD pipelines using GitHub Actions and automation scripts to enforce security , performance , and logic standards on PRs, while auto-assigning tasks , reducing manual triage and review time by 25%.

• Developed and maintained two open-source npm packages used to simplify frontend development, including a 12+ language RTL text engine and a TypeScript SVG mapping toolkit, featuring custom CLI automation, production optimizations, and legacy browser support (IE11).

• Engineered animation-driven user interfaces with React.js, Next.js, and GSAP, increasing average user session duration by 12% across multiple client projects.

• Tested over 100 components and multiple websites using Vitest, ensuring code reliability and robustness.This comprehensive testing approach significantly reduced bug reports and improved overall application stability.

• Refactored legacy websites with responsive architecture and accessibility improvements, helping drive a 25% uplift in overall user interaction.

• Enhanced technical SEO and Core Web Vitals, boosting organic traffic by 30%, conversions by 20%, and revenue by 15%.

• Revamped Iransamaneh admin panel by designing 8 new administrative modules and implementing 12+ workflow automation features to streamline user processes