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Résumé

Usaid Peerzada

Senior Software Engineer

Usaid Peerzada

Summary

Results-driven Senior Software Engineer with 5+ years of experience in full-stack development, specializing in mobile and web applications. Proven track record in delivering scalable solutions. Strong focus on performance optimization and user experience.

Skills

Programming Languages
JavaScript, TypeScript, PHP, Python, Go, Swift, SQL
Frameworks & Libraries
React, React Native, Next.js, Node.js, Express, NestJS, Redux, Tailwind CSS, GraphQL, Electron
Databases
PostgreSQL, MongoDB, MySQL, Redis
Cloud & DevOps
AWS, Docker, Vercel, Netlify, CI/CD, Git
Mobile & Other
iOS, Android, Expo, REST APIs, WebSockets, JWT Authentication

Experience

  • Apr 2023 — Dec 2024

    Senior Software Engineer

    Internet Travel Services (ITS) · Dallas, TX · Remote

    • Build and ship Tripeasy, a React Native business-travel mobile app — owned design, development, and deployment end-to-end.
    • Manage Android and iOS builds and deploy to the Play Store and Apple App Store.
    • Implemented Redux as the application-wide global store, improving state predictability and developer velocity.
    • Integrated and worked across travel Global Distribution Systems (GDS) including Amadeus and Sabre.
    • Built a travel policy system enabling company admins to set price limits, restrict airlines, and manage bookings.
    • Developed core booking flows including PNR creation and ticket issuance.
    • Integrated and maintained PHP backend services powering business logic and database interactions in the company's expense portal.
  • July 2020 — Apr 2023

    Software Engineer

    Internet Travel Services (ITS) · Dallas, TX · Remote

    • Full-stack developer on an agile team building and integrating new features into a complex SaaS platform for business travel.
    • Participated at every stage of the SDLC: grooming, planning, development, QA, and deployment.
    • Collaborated closely with the UX team to optimize frontend experience and performance.
    • Migrated frontend modules from Razor (.cshtml) to React, modernizing the legacy codebase.
    • Implemented internationalization (i18n), localization (l10n), and currency formatting across the platform.
    • Fixed production-critical bugs and authored code documentation for team-wide use.
    • Developed and maintained server-side PHP for API endpoints and data processing in the company portal.
    • Built Node.js microservices that fetch Air, Hotel, Car, and Rail results for tripeasy.com.

Featured Projects

  • Relaunch — Native macOS launcher built with Swift and SwiftUI. NestJS backend for license validation and workspace sync; Lemon Squeezy payments. Available as free and Pro tiers. · relaunch.usaid.dev
  • Pdfed — Privacy-focused PDF editor running 100% client-side with PDF.js. Features include text editing, secure redaction, annotations, and AES-256 encryption. Ships as a Chrome extension. · pdfed.usaid.dev
  • Docskrive — AI-powered documentation generator for codebases. Built with Next.js, OpenAI, and Gemini APIs. Uses a layered prompt pipeline (file → module → narrative) to handle large repositories. · docskrive.usaid.dev
  • AuthEZ — Open-source npm package for token-based authentication in Node.js and Express. Supports MongoDB and SQL via an adapter pattern; includes refresh-token rotation and rate limiting. · npmjs.com/package/auth-ez
  • SmappCare — React Native + Expo health-management Android app. Medicine reminders with push notifications, prescription image capture, offline-first sync, and JWT-secured backend. · play.google.com/store/apps/details?id=com.usaidpeerzada.smapp

Education

  • Bachelor of Technology (B.Tech), Computer Science & Engineering

    Islamic University of Science and Technology (IUST)