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Hi, I’m Bhopal Singh, a Senior Full Stack Developer based in Whitby, Ontario. I build scalable web applications using React, Node.js, and AWS, focusing on secure, high-performance code and delightful user experiences. I enjoy turning complex requirements into robust systems, migrating monolithic architectures to microservices, and collaborating with product, design, and security teams to ship reliable software.…Hi, I’m Bhopal Singh, a Senior Full Stack Developer based in Whitby, Ontario. I build scalable web applications using React, Node.js, and AWS, focusing on secure, high-performance code and delightful user experiences. I enjoy turning complex requirements into robust systems, migrating monolithic architectures to microservices, and collaborating with product, design, and security teams to ship reliable software.

Bhopal Singh

Full Stack Developer, Back-End Developer, Front-End Developer, +2

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Hi, I’m Bhopal Singh, a Senior Full Stack Developer based in Whitby, Ontario. I build scalable web applications using React, Node.js, and AWS, focusing on secure, high-performance code and delightful user experiences. I enjoy turning complex requirements into robust systems, migrating monolithic architectures to microservices, and collaborating with product, design, and security teams to ship reliable software.…Hi, I’m Bhopal Singh, a Senior Full Stack Developer based in Whitby, Ontario. I build scalable web applications using React, Node.js, and AWS, focusing on secure, high-performance code and delightful user experiences. I enjoy turning complex requirements into robust systems, migrating monolithic architectures to microservices, and collaborating with product, design, and security teams to ship reliable software.

Available to hire

Hi, I’m Bhopal Singh, a Senior Full Stack Developer based in Whitby, Ontario. I build scalable web applications using React, Node.js, and AWS, focusing on secure, high-performance code and delightful user experiences.

I enjoy turning complex requirements into robust systems, migrating monolithic architectures to microservices, and collaborating with product, design, and security teams to ship reliable software.

Skills

Experience Level

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Language

English

Fluent

Work Experience

Senior Software Engineer at Liberty Mutual Insurance

September 20, 2021 - Present

Optimized AWS Lambda functions, reducing deployment time from 90s to 30s and increasing execution speed by 3x through dependency trimming and Webpack optimizations. Led migration from a monolithic architecture to microservices, cutting deployment cycles by 78% and enabling independent scaling of critical services. Enhanced CI/CD workflows, reducing rollback time from 20 minutes to under 5 minutes and reducing release failures by 40% through automated testing and infrastructure improvements. Refactored backend services to improve response times and reliability, supporting secure, scalable web applications.

Senior Full Stack Developer at 360 Insights

September 19, 2021 - October 15, 2025

Developed React-based incentive management tools, reducing customer support inquiries by 25% through improved UI/UX and faster data retrieval. Optimized backend APIs, decreasing rebate claim processing time from 12 hours to under 3 hours by implementing asynchronous processing and message queues. Implemented frontend state management, improving dashboard responsiveness by 30% and integrating fraud detection and payment APIs to reduce reconciliation errors and improve transaction security.

Full Stack Developer at Emirates Airline

November 30, 2019 - October 15, 2025

Revamped flight booking and check-in systems, cutting search latency from 1.2s to 400ms and improving user retention. Developed real-time baggage tracking, reducing lost luggage reports by 18% and increasing passenger satisfaction. Improved Skywards loyalty program APIs, increasing reward redemption speed by 40% and driving higher engagement. Ensured regulatory compliance, collaborating with airline operations and security teams to align systems with aviation standards.