Introduce
Hi from Raj Kumar, Frontend Developer
Frontend Engineer with more than 5 years of hands-on experience in web development, specializing in creating responsive and dynamic user interfaces. Skilled in a range of technologies including React.js, Redux.js, Next.js, Node.js, express.js, Hapi.js, Docker, AWS and more.
5+
Years of
Experience
10+
projects completed
About
Crafting Digital Experiences
with Purpose and Passion
With over five years of hands-on experience as a frontend engineerand full-stack developer, I specialize in building seamless,responsive, and user-focused digital products. My journey has taken me from startups to established industry leaders, where I’ve collaborated with talented teams to deliver impactful solutions for both businesses and consumers.
From optimizing micro-frontend architectures to designingcloud-powered, scalable applications, I’ve embraced challenges that push the boundaries of innovation. My expertise lies in technologies like React.js, Next.js, Node.js, and AWS, enabling me to craft solutions that are not only robust but also future-ready.
Whether it's enhancing user experiences, mentoring new talent, or leading full-stack projects, I thrive on solving problems withcreativity and precision. I’m curious by nature, confident in my skills, and dedicated to constantly evolving—one innovative project at a time.
Resume
Education & Experience
Senior Software Engineer
- Modernizing legacy applications by migrating front-end components to React.js, improving scalability and performance.
- Working closely with backend, QA, and DevOps teams to ensure smooth integration and deployment.
- Participating in Agile ceremonies including stand-ups, sprint planning, and retrospectives.
- Reviewing pull requests to maintain code quality and consistency across the team.
- Handling REST API integration with proper error handling and data validation.
- Contributing across the full software development lifecycle (SDLC), from analysis to deployment.
Senior Associate Consultant
- Developed web applications for the Travel and Lifestyle Services team using microfrontend architecture, React.js, Redux.js, Node.js, and Hapi.
- Collaborated with stakeholders to align design strategy with business goals and improve user experience.
- Delivered features in Agile environments with rapid iteration cycles.
- Supported the full SDLC including analysis, design, development, testing, and deployment.
- Led KT sessions and helped onboard engineers into the team.
- Reviewed pull requests to enforce coding standards and maintain application quality.
- Participated in candidate interviews and supported production releases.
Software Development Engineer
- Led the full-stack development of web and mobile applications, including Chrome extensions and RESTful APIs, using React.js,Node.js, Socket.io, and React Native for mobile applications.
- Dockerized servers and deployed on AWS ECS Fargate and ECR, leveragingauto-scaling, CloudFront, and S3 for CDN assets, Redis for caching, and AWS Cognito for authentication.
- Used Lambda functions and EventBridge for scheduled jobs and implemented RDS PostgreSQL databases for secure, scalable data storage.
- Managed CI/CD pipelines with GitHub Actions, improving deployment workflows and ensuring continuous delivery.
- Designed and implemented a role-based dashboard, improvingapplications and resources management efficiency.
- Provided Knowledge Transfer (KT) to interns, guiding them indevelopment processes and project onboarding.
Project Intern
Developed Coupons and Deals user site and dashboard usingNext.js, React.js, Node.js, Express.js, and MongoDB.
Bachelor of Computer Applications
Projects
My Projects
Consultants Management
An application built on One-app microfrontend paradigm that serves consultant to manage card memmbers bookings, events, trips, relationship managers, worklists etc. An application built on One-app microfrontend paradigm that serves consultant to manage card memmbers bookings, events, trips, relationship managers, worklists etc.
Skills: react js · Redux.js · HTML5 · React.js · TypeScript · Redux Thunk · React Testing Library · JavaScript · Node.js · React Hooks · Hapi · REST APIs · Docker Products · Responsive Web Design · Micro Frontend · Redis · Jest
Super Dashboard for Monitoring/Managing Websites
A role and site based dashboard used to manage and monitor multiple coupon sites, and blog sites, built on MERN stack.
Skills: Express.js · react js · Redux.js · TanStack Query · Amazon S3 · HTML5 · React.js · Amazon Web Services (AWS) · AWS CodePipeline · Redux Thunk · MongoDB · JavaScript · Node.js · React Hooks · mongoose · REST APIs · Responsive Web Design · Amazon EC2
126 ProjectsReal Time Chat Application Development
A distributed server built with node js, socket io, redis, and docker to connect multiple users in separate rooms for real time chat and can handle upto millions of user.
Skills: Express.js · Amazon S3 · Amazon Web Services (AWS) · MongoDB · JavaScript · Node.js · Socket.io · mongoose · REST APIs · Docker Products · Redis · Amazon EC2
Gym Management Dashboard
A dashboard to manage multiple branches, employees, trainers, coaches, personal trainings, plans, memberships, invoices, massagers, therapies, users, coupons, biometric attendance etc, built on React, Node, Express js, pg db.
Skills: Express.js · react js · Redux.js · TanStack Query · Amazon S3 · HTML5 · React.js · Amazon Web Services (AWS) · pg · Redux Thunk · JavaScript · Node.js · React Hooks · RTK · REST APIs · Responsive Web Design · Amazon EC2
Coupon and Deals Site
A site that provides coupon and deals for end users and providing cashback on each purchase from this site leveraging the features of Nextjs.
Skills: React js · Redux.js · Amazon S3 · HTML5 · React.js · Amazon Web Services (AWS) · Redux Thunk · MongoDB · Next.js · JavaScript · React Hooks · mongoose · REST APIs · Responsive Web Design · Amazon EC2
Skills
My Skills
HTML
CSS
Tailwind
Javascript
React
Redux
Webpack
React Native
Next JS
Node JS
Express JS
Socket.IO
Docker
Redis
AWS
Awards And Certification
Awards
- React
- Redux
- Node Js
- Hapi Js
- Socket.IO
- Redis
HackOPUS - A Hackathon conducted by Infosys Client
- React
- Redux
- Node Js
- Hapi Js
- Socket.IO
- Redis
Insta Award - Splendid achievement in wining 1st prize in Hackathon event conducted by client
- React
- Redux
- Node Js
- Hapi Js
Insta Award - Scaling up quickly in client project and started handling stories idenpendently in short span of time
- React
- Redux
- Node Js
- Hapi Js
Star of the Month - For contributing well in Client Project, getting appreciation from client Senior Engineer, presenting BTN idea (Server Side Pagination), and many more
Certifications
- React
- Redux
Infosys Certified React Professional
- HTML
- CSS
- Javascript
Infosys Certified Front End Web Developer
Infosys Certified Google Associate Cloud Engineer
Infosys Certified Applied Generative AI Professional
Contact
Let's Work Together!
rajkumardev075@gmail.com
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