Harpreet Singh

Harpreet Singh

Software Engineer
Bharatpur, Rajasthan, India.

About

Software Engineer with 2.5+ years of experience in React and Next.js, building scalable, performance-focused web applications in enterprise environments.

Work

Carelon Global Solutions
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Software Engineer

Gurugram, Haryana, India

Summary

Developed and maintained a large-scale pharmacy application using React and Next.js, supporting various healthcare team employees, and patients across the U.S. healthcare system. Played a key role in frontend architecture, performance optimization, and API integration across distributed systems.

Highlights

Architected and delivered a multi-tenant clinics portal from scratch using Next.js, enabling prescribers to efficiently process patient data and prescriptions, reducing workflow time by 15%.

Led 90% of frontend development across 8+ domain-driven modules with dashboards, forms, tables and workflow driven pages, serving 1000+ internal employees and external customers.

Implemented domain-specific UI features such as health record attachments, fax ingestion, recurring prescriptions, dosage tracking, and patient questionnaires using TypeScript-first architecture.

Implemented application observability using OpenTelemetry, Splunk, achieving 99.9% uptime and faster incident resolution.

Improved frontend performance by 20% using code splitting, lazy loading, memoization, and RTK Query API caching.

Engineered dynamic dashboards and AG Grid data tables for Rx order tracking, which accelerated decision-making speed by 10%.

Spearheaded a test coverage initiative, reaching 80% code coverage using unit test cases with jest, cutting bugs by 30%.

Leading as Frontend PoC, collaborated cross-functionally with product, design, and backend teams, handling production releases, UI code reviews and architecture discussions.

Apertotek Consulting LLP
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Software Developer Intern

Remote, India

Summary

Developed full-stack web applications and APIs, contributing to various projects including the AuditAum system and administrative dashboards.

Highlights

Built full-stack applications using Next.js, React.js, Node.js, and MongoDB, including the AuditAum project and comprehensive admin dashboards.

Designed and implemented efficient RESTful APIs for web applications, resulting in a 40% faster response time for data retrieval.

Developed responsive UI interfaces for diverse dashboards, forms, and screens, enhancing user experience and data accessibility.

Implemented robust role-based authentication and integrated comprehensive API documentation using Swagger.

Skills

Frameworks & Libraries

Next.js, React.js, Node.js, Redux-Toolkit, Material UI, Tailwind CSS, React Query, Jest, REST APIs, Express.js, .NET Core, Microservices.

Soft Skills

Teamwork, Problem-Solving, Adaptability, Time Management, Project Management.

Programming Languages

JavaScript (ES6+), TypeScript, HTML5, CSS3, C++, SQL.

Tools, Platforms & Databases

Webpack, Git, GitHub, Bitbucket, Postman, AWS, Jira, VSCode, MongoDB, Vercel, Microsoft SQL Server, CI/CD pipelines.

Education

Poornima College of Engineering
Jaipur, Rajasthan, India

B.Tech

Information Technology

Grade: 8.5 CGPA

Projects

Hotel Booking Web App

Summary

A full-stack hotel booking application designed for comprehensive booking and administration.

SerialTrack - Warranty Tracking Application

Summary

A production-ready warranty tracking application utilized by a local business to streamline operations.