Headline

Frontend Engineer at Toast Studios| Former SDET intern @Amazon | Front End Engineer | ReactJS | C++

About

I'm a recent graduate from the Dhirubhai Ambani Institute of Information and Communication Technology, with robust technical skills and practical experience in React and web development. Currently, as a Founding Engineer at Toast Studios, I lead projects that showcase my expertise in React and Next.js. I developed a high-performance Gin Rummy game using React Native for over 1,000 concurrent users, optimized a company website for dynamic content with a 40% faster load time, and implemented real-time gaming features using Socket.IO for seamless gameplay. Additionally, I created a responsive client dashboard with React, enabling active users to manage accounts and view analytics in real time. At Amazon, I further honed my web development skills, leading a UI migration from AngularJS to ReactJS, which improved performance by 35% and decreased technical debt. I also introduced automated testing to increase product reliability and efficiency. Skills and Achievements: Frontend Development: Advanced proficiency in React, React Native, and Next.js; led UI redesigns and optimized web and mobile applications, enhancing user engagement by up to 30%. Real-Time Web Applications: Developed dynamic, multi-platform gaming applications with React and Socket.IO, ensuring smooth performance and real-time interactions. Project Management: Experienced in managing projects from concept to completion using Agile methodologies, improving team productivity by 20%. Cloud Computing: Skilled in AWS architecture; designed a scalable VPC for a multi-tier application, improving security and scalability. Database Management: Experienced with MongoDB and SQL; created efficient data management solutions that improved data retrieval speed by 40%. For collaboration or opportunities, reach out at manavjainimp@gmail.com. I’m passionate about applying my skills in React and web development to create impactful solutions and seamless user

Location

Bengaluru

AI stack

antigravity

claude code

cursor

github copilot

openai

v0

Work experience

Frontend Developer at Zvky Design Studio, Mar 2025 - Present · 1 yr 6 mos, Bengaluru, Karnataka, India, As a Frontend Developer at Zvky Studios, I work on building high-performance, scalable slot games with a strong focus on architecture, animations, and real-time systems. I have led the end-to-end development of ~10 slot games annually, ensuring smooth delivery within a fast-paced production cycle while maintaining code quality and performance. I revamped legacy codebases using modern architectures, significantly improving scalability, readability, and long-term maintainability. I designed and implemented an MVC-based game architecture that allows seamless integration with multiple RGS platforms. By leveraging WebSockets and a custom state management approach, I helped boost user engagement by ~25% through fluid animations and intuitive gameplay experiences. Beyond development, I actively mentor junior developers and interns, contributing to talent growth and fostering strong engineering practices within the team. Tech Stack: React, Pixi.js, JavaScript, WebSockets, MVC Architecture, Custom State Management, Agile, Game UI/UX

Software Engineer at Toast, May 2024 - Dec 2024 · 8 mos, Bengaluru, Karnataka, India, Developed a mobile app for a Gin Rummy Game using React Native with over 1000 concurrent users, and ensured compatibility on webview, leveraging React Native’s multi-platform strengths. ◦ Implemented real-time features for the Gin Rummy game in React with Socket.IO, handling up to 500 concurrent players seamlessly and updating game data with sub-second latency. ◦ Created the official company website using React and Next.js, improving the website’s load time by 40% and showcasing React’s efficiency for content. ◦ Designed a client dashboard in React, allowing over 100 active users to manage accounts and view analytics in real time with responsive UI components. ◦ Integrated Sentry with React to track and manage errors, reducing debugging time by 30% and enabling critical issue resolution within 24 hours. ◦ Developed a Blackjack game using React and Pixi.js, enhancing user engagement by 25% through fluid animations and an intuitive React-based gameplay interface.

Software Engineer in Test Intern at Amazon, Jan 2023 - Jun 2023 · 6 mos, Bengaluru, Karnataka, India, • Spearheaded the conversion of a user-facing UI from AngularJS to ReactJS, streamlined the user experience and optimizing performance which will make handling the website easier • Engineered an automated integration and load testing mechanism using the CDK library, ensured seamless software performance and reliability • Authored comprehensive unit test for front end and back-end features along with that wrote integration test using selenium • Innovated four new features for a client-facing website on AngularJS, automated gate setup modes and generating cost savings of $2000 per use • Devised a system KPI and integrated onto the dashboard using Lambda service, enabled real- time database updates and data-driven decision-makin

Education

Bachelor of Technology - BTech, Information Technology, Dhirubhai Ambani University