Sandeep Sinha

About Sandeep Sinha

I am a software developer with a strong foundation in building dynamic web applications. With a focus on the MERN stack, I specialize in creating scalable systems that prioritize user experience and performance.What I bring to the table: Frontend Expertise: Crafting responsive interfaces using React.js and modern CSS frameworks. Backend Architecture: Designing robust server-side logic with Node.js, Express, and MongoDB. Problem Solving: A deep interest in System Design and Backend Architecture to ensure software efficiency. Continuous Learning: Actively exploring Docker and Redis to improve deployment and performance.I am driven by the goal of building software that is not only functional but also impactful for the end-user.

Experience

1. Sde Intern

   Voyagex Ai

   Mar 2026 — Present · Gurugram, IN

   Engineered scalable backend services using Node.js, TypeScript, and Express, designing modular REST APIs for efficient data flow and system reliability.Implemented secure authentication and database operations using Firebase, ensuring robust user management and data integrity.Optimized API performance and database queries, improving overall system productivity by ~10% and reducing response latency.Contributed to Flutter-based cross-platform development, enhancing UI responsiveness and improving user experience across devices.Designed and implemented an offline-first architecture using PocketBase, enabling seamless data synchronization and functionality in low-connectivity environments.Collaborated closely with cross-functional teams to analyze client requirements, scale features, and deliver production-ready solutions.Enhanced application scalability by structuring backend services to handle increasing user load and evolving client demands.

Education

• Guru Gobind Singh Indraprastha University

  Bachelor of Technology - BTech Computer science Engineering , Computer Software Engineering

• Panchsheel Public School - India

  10th Grade