Girish Ramashray Singh
Noida
Summary
Highly skilled Senior React Native Developer with 6+ years of experience in architecting, developing, and deploying high-performance cross-platform mobile applications. Strong expertise in React Native, JavaScript, TypeScript, Android (Java), iOS, and backend integrations with Node.js, Express.js, Firebase, MySQL, MongoDB, PHP. Proven track record of delivering scalable healthcare, social media, security, and e-commerce apps, solving complex build/deployment challenges, and guiding teams through best practices. Passionate about writing clean code, optimizing performance, and delivering seamless user experiences.
Overview
8
8
years of professional experience
Work History
Senior React Native Developer
Webmobril Technologies Pvt. Ltd.
Noida
05.2022 - Current
- Developed new features based on feedback from stakeholders, resulting in increased customer satisfaction levels across multiple projects.
- Architected and developed DocNow, a large-scale telehealth and clinic management platform with real-time chat, appointment scheduling, doctor-guided modules, and HIPAA-compliant data handling using Firebase.
- Built Alex Social, a global content-sharing app with advanced geolocation tagging, business tagging, and real-time user engagement features.
- Developed Kookoo Voices, an AI-driven interactive toy platform integrating machine learning for intelligent responses and child-safe interactions.
- Created Island Wellness, a secure donation and fund management app supporting grants, scholarships, and community wellness programs.
- Designed and delivered Taxfilling, a subscription-based tax consultation app with document upload, expert advice delivery, and integrated PDF e-signature workflows.
- Led mobile architecture, code reviews, app optimizations, and deployment workflows (Android/iOS).
- Developed reusable components for faster development and improved code maintainability.
- Enhanced app performance by optimizing React Native components and implementing best practices.
- Provided technical guidance throughout all stages of product lifecycle, ensuring alignment between business goals and engineering objectives.
- Continuously researched emerging trends within the React Native ecosystem, sharing insights with team members to inspire innovation.
- Integrated third-party libraries and APIs to extend functionality and enhance user engagement within the application.
- Utilized Agile methodologies for efficient project management and timely delivery of features.
- Worked closely with product owners to define requirements, establish priorities, and set realistic timelines for delivery of new functionality.
- Implemented robust error handling techniques to ensure seamless application performance under varying conditions.
- Mentored junior developers in React Native best practices, contributing to overall team growth and productivity gains.
- Increased app stability through thorough unit testing, continuous integration, and automated deployment processes.
- Consistently met tight deadlines while maintaining high-quality work output under pressure-filled situations.
- Implemented advanced debugging tools to quickly identify and resolve critical issues impacting application performance or stability.
- Led end-to-end feature development, from initial design concepts through final implementation and testing phases.
React Native & Android Developer
CodeplayLap
Noida
12.2021 - 05.2022
- Built DoorVi, a QR-based video calling and whole-home security platform supporting mobile authentication, property access, and visitor management.
- Developed Vani Meetings, a no-login mobile screen-sharing solution using link-based P2P connections.
- Created Vani Dialer, the world’s first Android dialer enabling hands-free voice-command-based call responses.
Full-Stack Mobile Developer
Adroitwed Technologies
Noida
09.2019 - 12.2021
- Built ProExamine, a medical supply marketplace connecting hospitals and suppliers using CodeIgniter + MySQL.
- Developed a Cricket Application for live match predictions and real-time score updates using React Native.
- Created GoingBo (live on Play Store), a large-scale travel and e-commerce platform (flights, hotels, cabs, groceries) with Laravel backend.
- Built GoingBo Seller App for grocery/restaurant data and inventory management.
Android Developer
Designowed Technologies
Noida
03.2019 - 06.2019
- Developed Fitzen, a gym management platform for personalized workout planning (live on Play Store).
- Built AutoParts, a rental marketplace enabling communication between vehicle owners and renters.
- Created Zeroth, a Kotlin-based app connecting installers and brokers for service requirements.
Android Developer
TechGrid Solutions
Nashik
01.2018 - 01.2019
- Developed TROOM, a home automation solution with Firebase integration (live on Play Store).
- Built an Agriculture Application providing weather, crop insights, and farming strategies.
- Created EKirana, an e-commerce platform connecting customers with local stores.
- Designed Sarthak Dairy, a milk sales and customer record management system.
Education
Master of Computer Applications (M.C.A) - Computer Applications Development
03.2018
Bachelor of Computer Applications (B.C.A) - Computer Applications Development
10.2014
Higher Secondary Certificate (H.S.C) - Commerce
03.2011
Secondary School Certificate (S.S.C) -
03.2009
Skills
- Frontend: React Native, Android (Java), JavaScript, TypeScript
- Backend: Nodejs, Expressjs, REST APIs, PHP
- Databases: MongoDB, MySQL, Firebase Realtime DB
- Tools: Git, GitHub, Postman, VS Code, Agile/Scrum
- Design: Figma, UI/UX collaboration
- Other: Push Notifications, Deep Linking, CI/CD, App Store & Play Store Deployment
Agile development methodologies
UI and UX design skills
State management libraries
Understanding of REST apis
Mobile app security
Native modules integration
React navigation expertise
User experience design
Software development
Mobile application development
Personal Information
Timeline
Senior React Native Developer - Webmobril Technologies Pvt. Ltd.
05.2022 - Current
React Native & Android Developer - CodeplayLap
12.2021 - 05.2022
Full-Stack Mobile Developer - Adroitwed Technologies
09.2019 - 12.2021
Android Developer - Designowed Technologies
03.2019 - 06.2019
Android Developer - TechGrid Solutions
01.2018 - 01.2019
University of Pune - Master of Computer Applications (M.C.A), Computer Applications Development
University of Pune - Bachelor of Computer Applications (B.C.A), Computer Applications Development
Maharashtra State Board - Higher Secondary Certificate (H.S.C), Commerce
Maharashtra State Board - Secondary School Certificate (S.S.C),