Subhra Jyoti Baroi

Senior Frontend Developer with 6+ years of experience in building scalable web applications. Proficient in JavaScript, TypeScript, and React with expertise in responsive UI, performance optimization, and code quality. Experienced in leading projects, collaborating across teams, and mentoring developers to enhance delivery and maintainability.

Senior Frontend Developer at WAYGROUND (2025-01 – Present)

• Developed a new interactive Hot Text quiz question type, increasing student engagement.
• Implemented localization for multilingual support and sentry for real-time frontend error monitoring.
• Designed and Implemented an AI reporting system that converts natural language queries into real-time, automated insights and custom reports through a backend-driven architecture.
• Enhanced third-party LMS grade sync accuracy from 94% to 99%.

Senior Frontend Developer at HIVER (2024-01 – 2025-01)

• Led development of custom fields, custom objects, connectors, and automation modules, driving a 9.2% uplift in ARR while streamlining product workflows.
• Reduced extension failures from 10% to 0.8% via setting up comprehensive logging and error mitigation.
• Enhanced application speed, reducing load time by 80% (20s to 4s) through targeted performance optimization.
• Drove Product-Led Growth initiatives, optimizing onboarding and increasing adoption by 12%.
• Piloted AI adoption, cutting project timelines by 20% and boosting development efficiency.

Frontend Developer at ORIGINAL4SURE (2022-01 – 2024-01)

• Implemented anti-counterfeit widget, reducing fake goods by 80% and enabling $15,000 in client Paytm cashback.
• Delivered digital warranty tool with over 1 million registrations; automated production management.
• Improved legacy widgets' Lighthouse performance by 35% and migrated dashboard to new design system.
• Launched ChannelBLU MVP for 50,000 portal users in just 30 days.

Fullstack Developer at HUAWEI (2020-01 – 2022-01)

• Built AI training platform for an internal team supporting 10,000+ monthly logins.
• Achieved 85% backend and 78% frontend test coverage for reliable releases.
• Increased query efficiency of 'Openlookeng' (an open source big data query engine) by 10% through spilling.

Bachelor of Technology in Computer Science and Engineering – NATIONAL INSTITUTE OF TECHNOLOGY, SILCHAR, ASSAM (2016-01 – 2020-01)