Hi, I’m Prince Kumar, a results-driven Full Stack Developer with over 16 years of experience creating scalable and user-centric web applications. I specialize in front-end development using React.js, Next.js, and Tailwind CSS, and I have hands-on expertise in backend technologies like Node.js and PostgreSQL. I enjoy building responsive, accessible, and optimized user interfaces that offer seamless user experiences. Over the years, I have led projects modernizing legacy systems, integrated cloud services, and implemented secure authentication mechanisms. Working collaboratively in Agile teams, I thrive mentoring junior developers and delivering intuitive, pixel-perfect interfaces that meet business goals. I’m passionate about using the latest technologies to build high-quality digital products that users love.…

Prince Kumar

Hi, I’m Prince Kumar, a results-driven Full Stack Developer with over 16 years of experience creating scalable and user-centric web applications. I specialize in front-end development using React.js, Next.js, and Tailwind CSS, and I have hands-on expertise in backend technologies like Node.js and PostgreSQL. I enjoy building responsive, accessible, and optimized user interfaces that offer seamless user experiences. Over the years, I have led projects modernizing legacy systems, integrated cloud services, and implemented secure authentication mechanisms. Working collaboratively in Agile teams, I thrive mentoring junior developers and delivering intuitive, pixel-perfect interfaces that meet business goals. I’m passionate about using the latest technologies to build high-quality digital products that users love.…

Available to hire

Hi, I’m Prince Kumar, a results-driven Full Stack Developer with over 16 years of experience creating scalable and user-centric web applications. I specialize in front-end development using React.js, Next.js, and Tailwind CSS, and I have hands-on expertise in backend technologies like Node.js and PostgreSQL. I enjoy building responsive, accessible, and optimized user interfaces that offer seamless user experiences.

Over the years, I have led projects modernizing legacy systems, integrated cloud services, and implemented secure authentication mechanisms. Working collaboratively in Agile teams, I thrive mentoring junior developers and delivering intuitive, pixel-perfect interfaces that meet business goals. I’m passionate about using the latest technologies to build high-quality digital products that users love.

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Skills

Experience Level

JavaScript
Expert
React JS
Expert
Node.js
Expert
Express
Expert
TypeScript
Expert
AWS
Expert
GitHub
Expert
Tailwind
Expert
MongoDB
Expert
PostgreSQL
Expert
Docker
Expert
React Native
Expert
Jira
Expert
GraphQL
Expert
Stripe
Intermediate
Twilio
Intermediate
PHP
Intermediate
Spring
Intermediate
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Language

English
Fluent

Work Experience

Senior Full Stack Developer at Expandimo Technologies Pvt. Ltd.
August 1, 2023 - Present
Led full-stack development and system architecture for modular, high-traffic web applications using React.js, Next.js, TypeScript, Node.js, and NestJS. Developed responsive, SEO-friendly user interfaces with pixel-perfect precision, implementing secure and scalable RESTful APIs aligned with SOLID principles. Managed database design and optimized performance in PostgreSQL and MongoDB, focusing on efficient querying, indexing, and schema modeling. Incorporated third-party services such as Stripe, PayPal, and Twilio to enhance platform capabilities and streamline user interactions. Set up and maintained CI/CD pipelines using GitHub Actions and Docker; mentored junior developers and upheld best practices through code reviews.
Full Stack Developer (React & Node js) at Spineor Web Services Pvt Ltd
July 31, 2023 - July 9, 2025
Migrated legacy monolithic apps to modular, component-based architectures using React.js, Laravel, and Node.js for better maintainability and scalability. Built dynamic SPAs with Redux for state management; merged APIs with WordPress and custom PHP systems to support CMS functionality. Implemented Agile and DevOps practices, standardizing CI/CD pipelines to speed up development cycles and ensure deployment consistency. Managed full project lifecycles, including requirement analysis, architecture planning, coding, testing, and post-release support. Mentored junior developers and led performance optimization efforts via code reviews, training sessions, and team collaboration.
Web Developer / PHP Developer at HCL Infosystem Ltd.
August 1, 2013 - July 9, 2025
Designed and developed custom CMS-based websites using PHP, WordPress, HTML5, CSS3, and JavaScript. Customized themes, created plugins, and extended WordPress core to deliver functionality tailored to client needs. Collaborated with UI/UX designers to build responsive, interactive interfaces aligned with brand identity and SEO standards.
Web Developer (Trainee to Associate) at IIHT Technologies
December 31, 2010 - July 9, 2025
Assisted in building and maintaining client websites using HTML, CSS, JavaScript, and PHP, ensuring responsive layouts and cross-browser compatibility. Supported both front-end and back-end development; contributed to bug fixes, feature enhancements, and participated in basic QA testing and performance optimization.

Education

M.Sc. at Punjab Technical University, Jalandhar, India
September 1, 2009 - August 1, 2011
BCA at Punjab Technical University, Jalandhar, India
August 1, 2005 - September 1, 2008

Qualifications

Add your qualifications or awards here.

Industry Experience

Software & Internet, Retail, Healthcare, Media & Entertainment, Professional Services, Financial Services
    paper The AutoPart Shop

    Technologies: React.js, TypeScript, Tailwind CSS, NestJS, Spring Boot, PostgreSQL, AWS

    • Developed responsive UI components using React.js and Tailwind CSS,
    implementing product listings, cart management, and checkout workflows with a
    seamless UX.

    • Utilized TypeScript to enforce type safety across frontend modules, reducing
    runtime errors and improving maintainability.

    • Built scalable backend microservices with NestJS and Spring Boot, handling
    inventory synchronization, pricing logic, and order fulfillment.
    • Integrated secure payment systems and real-time order tracking features using
    REST APIs.

    • Deployed services on AWS using EC2, RDS, and S3, ensuring scalability, reliability,
    and performance optimization