Raj Kumar
@rajkumar34
I build responsive, high-performance web applications with React, Next.js, Angular, and AWS.
IndiaWhat I'm looking for
I've spent 10+ years building responsive, user-centric web applications across React, Next.js, Angular, and AWS.
At Walker Digital Table Systems, I lead UI architecture and development for enterprise digital solutions, improving engagement and performance through modern frontend technologies.
Previously at KeepSpace and Okkular.io, I developed responsive applications, integrated RESTful APIs and third-party services, optimized performance, and implemented AWS-based CI/CD deployments.
My work also includes e-commerce storefronts and admin panels, WordPress sites, client mockups, and interfaces for web, Android, iOS, and Windows platforms.
Experience
Work history, roles, and key accomplishments
Senior Software Engineer (UI)
Walker Digital Table Systems, LLC
Jan 2024 - Present (2 years 8 months)
Leading UI architecture and development for enterprise-level digital solutions. Implementing modern frontend technologies to enhance user engagement and performance.
Frontend Developer
KeepSpace
Jan 2023 - Dec 2023 (11 months)
Developed responsive web applications using React and Next.js. Optimized application performance and improved user experience.
Frontend Developer
Okkular.io
Mar 2018 - Jan 2023 (4 years 10 months)
Developed responsive UIs for mobile, tablet, and desktop using HTML, CSS, JavaScript, jQuery, Bootstrap, and Material UI. Implemented and integrated RESTful APIs for seamless data flow.
Frontend Developer
BuyMeStuff Pty Ltd
Mar 2017 - Feb 2018 (11 months)
Built complete e-commerce frontend and admin panel using AngularJS. Integrated REST APIs for storefront functionality and third-party APIs for reviews, maps, and enhanced features.
UI Developer
WiseCalvin
Jun 2016 - Mar 2017 (9 months)
Created mockups and UI implementations for multiple clients using HTML, CSS, and JavaScript. Maintained and updated several WordPress sites.
Front End Developer
SLOPUP
Oct 2015 - Mar 2017 (1 year 5 months)
Designed and developed application interfaces with focus on user experience.
Front End Developer
Helpchat
Mar 2015 - Oct 2015 (7 months)
Front end development role.
Front End Developer
Think Design
Oct 2014 - Mar 2015 (5 months)
Front end development role.
UI Designer
InnovationM
Nov 2013 - Oct 2014 (11 months)
Designed UI for multiple platforms (Web, Android, iOS, Windows). Developed responsive websites using Bootstrap framework.
Education
Degrees, certifications, and relevant coursework
Guru Gobind Singh Indraprastha University
Master of Computer Applications, Computer Science
2011 - 2014
Master of Computer Applications (MCA) in Computer Science from Guru Gobind Singh Indraprastha University, completed in 2014.
Maharshi Dayanand University
Bachelor of Computer Applications, Computer Science
2007 - 2010
Bachelor of Computer Applications (BCA) in Computer Science from Maharshi Dayanand University, completed in 2010.
Namaste React
JavaScript (Basic) Certificate, JavaScript
Completed the JavaScript (Basic) Certificate from Namaste React.
Tech stack
Software and tools used professionally
Availability
Location
IndiaAuthorized to work in
Website
sparxdesign.inSalary expectations
Social media
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