Mustafa ER is a Senior Frontend Developer with nine years of experience specializing in Angular, TypeScript, and building high-performance, user-centric SPAs. He has led framework migrations and core redesigns—most notably upgrading an Angular 2 codebase to Angular 11—and drives feature development for no-code platforms where scalability and reusable architecture are priorities. Comfortable across the stack, he pairs frontend expertise with Node.js/NestJS backend work and practical E2E testing experience to ensure stable, production-grade releases. Based in Eskişehir, he emphasizes mobile-first design and performance optimizations that measurably improve usability, and he shares his experiments and live dev sessions on GitHub as @mustafaer_dev, contributing back to the developer community.
Contributions:7 releases, 36 commits, 32 PRs in 7 months
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