Jai Kumar Singh

SDE Intern @ Midclap

About

I’m a Full-Stack Developer experienced in building scalable, user-focused products using Next.js, TypeScript, Node.js, and AWS serverless technologies. I’ve worked on event-driven backend systems, secure payment integrations, and performance-optimized interfaces at Midclap. I enjoy creating real-world solutions, improving product usability, and developing impactful applications end-to-end.

Country

India

City

Noida

Industry

Computer Software

Skill

React.js, Node.js, Amazon Web Services (AWS), PostgreSQL, MongoDB, Full-Stack Development, Cloud Storage, JavaScript, Firebase, Next.js, AWS Lambda, Tailwind CSS, C++

Experience

SDE Intern

Midclap

2025-11 - Present · 11 mos

Noida, Uttar Pradesh, India

• Built and optimized responsive UI components using Next.js, improving load performance and enhancing user experience across devices. • Architected a serverless, event-driven backend leveraging AWS Lambda, Step Functions, EventBridge, DynamoDB, and SQS, enabling job routing, automated task execution, and scalable processing workflows. • Led SEO optimization efforts, improving search discoverability through metadata refinement, performance tuning, and structured content enhancements; integrated Mixpannel Analytics for data-driven insights. • Integrated the PhonePe payment gateway, ensuring secure, fast, and seamless user transactions. • Engaged directly with users during residential community induction programs to demonstrate product features, gather real-world feedback, and influence feature improvements.