
Girraj Sharma
Fullstack Mobile App Developer, API Integrations, Firebase, AI Integrations
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Senior Software Engineer
Khedmah Delivery • Fulltime
Jan 2025 - Present • 1 yr 8 mos
Working as a Senior Software Engineer at Khedmah Delivery, contributing to production React Native applications used across customer, driver, and vendor platforms. Responsible for developing and maintaining mobile applications for food delivery, grocery ordering, and door-to-door services, with a strong focus on performance, usability, stability, and scalable architecture. Contributed to responsive UI development, API integration, real-time order tracking, loyalty rewards, secure payment flows, push notifications, and customer support features. Implemented OTA updates using AppCenter CodePush, allowing faster delivery of hot fixes and updates without requiring frequent app store resubmissions. Also worked on Driver and Vendor applications to support delivery operations, partner management, order handling, and service workflows. Collaborate closely with backend developers, product teams, designers, and QA engineers throughout development, testing, release, and post-release support to ensure reliable production deployments across Android and iOS.
Senior Software Engineer
The NineHertz • Fulltime
Dec 2023 - Jan 2025 • 1 yr 1 mo
Worked as a Senior Software Engineer at TheNineHertz, contributing to multiple international React Native applications across fitness, lifestyle, pet care, and service-based domains. Developed and maintained production-ready mobile applications for Android and iOS, focusing on responsive UI, reusable components, API integration, offline functionality, application performance, and overall user experience. Contributed to projects such as DogPack, SnapHatch, and Groovio, implementing features including interactive maps, offline SQLite databases, social feeds, chat, location-based services, fitness tracking, booking flows, and API integrations. Worked closely with clients, backend developers, designers, and QA teams to understand requirements, plan sprint deliverables, resolve technical issues, and deliver high-quality features within tight timelines and changing project requirements. Also gained strong experience in performance optimization, debugging, maintaining existing applications, and delivering scalable React Native solutions for international clients.
React Native Developer
Code Brew Labs • Fulltime
Jan 2021 - Nov 2023 • 2 yrs 10 mos
Started my career at Code Brew Labs as an intern and progressed to a Mobile App Developer role, taking increasing responsibility for developing, maintaining, and supporting multiple React Native applications. Worked extensively on Royo Orders 2.0, a large multi-service mobile platform powering 300+ sub-apps across e-commerce, food and grocery delivery, taxi booking, laundry, home services, and other on-demand service categories, including separate customer, driver, and vendor applications. Contributed to a shared React Native codebase and implemented reusable modules such as authentication, cart, orders, notifications, and service workflows to maintain a consistent experience across multiple applications. Worked with Android Flavors and iOS Targets to manage different branding, configurations, and deployments from a common codebase. Also contributed to build optimization, modular architecture, debugging, application maintenance, and release workflows. Collaborated with developers, QA teams, and project stakeholders to deliver new features, resolve production issues, and support multiple live applications.
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williamtom12

Oman
Girraj understood the requirements very clearly and quickly identified the issues in a critical flow of my app. He fixed the bugs efficiently and delivered the work before the deadline. Communication was smooth, and the overall experience was excellent. I would definitely recommend him to anyone looking for a reliable and skilled developer.
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