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Hashir Umar
Senior Full-Stack Software Engineer specializing in AWS, TypeScript, and scalable microservices
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Frontend engineer who led the end-to-end UI for a virtual trivia/multiplayer game, including architecture (component-driven + design system), quality practices (TypeScript, linting/formatting, unit + E2E tests), and real-time synchronization for ~100 concurrent players using Pusher. Emphasizes pixel-perfect, mobile-first responsive delivery with Tailwind and design tokens, plus ongoing refactors for reusability and performance.
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Key Strengths
- Led frontend end-to-end for a virtual trivia product with component-driven architecture and design system
- Implemented quality tooling and standards at scale (TypeScript, ESLint/Prettier, Husky hooks)
- Built unit and end-to-end testing coverage for frontend flows
- Designed real-time multiplayer synchronization for ~100 concurrent users using Pusher events
- Strong collaboration loop with design/product to deliver pixel-perfect, responsive UI using tokens and Tailwind
- Improved codebase reusability via presentation components, custom hooks, and modular service layers
- Frontend performance tuning using memoization and callbacks
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