Summary
Overview
Work History
Education
Skills
Timeline
Generic

Ashwin Kumar

Summary

Senior Frontend Developer with expertise in React and TypeScript. Proven track record in developing scalable applications and leading successful project migrations, ensuring agile collaboration and high-quality delivery.

Overview

9
9
years of professional experience

Work History

Senior Frontend Developer Contractor

Mastercard
Dublin, Ireland
03.2022 - Current

Developed and maintained customer onboarding portal using React 18+, TypeScript, and Material UI for secure interfaces.

  • Integrated frontend with multiple external web services for real-time validation of customer identity.
  • Led planning and implementation phases for Next.js migration, enhancing server-side rendering performance.
  • Collaborated with UX team to translate high-fidelity designs into WCAG-compliant UI components.
  • Utilized Storybook to create a design system, accelerating UI development with reusable components.
  • Ensured continuous quality delivery through CI/CD pipelines using GitHub Actions and rigorous Jest testing.
  • Engaged in technical discussions, code reviews, and cross-functional collaboration in an agile setting.
  • Developed software applications for payment processing systems, focusing on security and scalability.

Full Stack Developer Contractor

Volkswagen GmbH
01.2020 - 02.2022

• Spearheaded the redevelopment of Volkswagen’s spare parts ordering system, transitioning from legacy
JavaScript + AJAX to a modern React (v17) + Node.js stack.
• Designed and developed customer-facing UIs using React 17 with TypeScript, improving code
maintainability and front-end performance.
• Collaborated with cross-functional teams to rebuild the application from scratch, focusing on external
automotive clients, such as car dealerships and production units.
• Developed scalable components and handled client-side state management, integrating REST APIs to
ensure seamless parts ordering and inventory visibility.
• Ensured accessibility and responsiveness across devices, adhering to best practices in UI/UX and design
consistency.
• Actively contributed to CI/CD pipeline enhancements, performing unit testing and API mocking during
development phases.
• Worked in an Agile environment with bi-weekly sprints, Jira-based planning, and regular stakeholder
demos.

Full Stack Developer Contractor

Miro
01.2017 - 12.2019

• Developed high-performance, interactive UIs using React, and TypeScript, with a strong focus on core web
vitals—achieving a 40% improvement in Time to Interactive (TTI).
• Built scalable, reusable components using Storybook, Material-UI, and TailwindCSS, ensuring visual
consistency and faster development cycles.
• Collaborated with UX teams to translate wireframes into responsive and accessibility-compliant (WCAG)
interfaces.
• Integrated frontends with RESTful Spring Boot services, optimizing client-server communication for
minimal latency.
• Utilized AWS (Lambda, S3, CloudFront) and Azure DevOps pipelines to deploy and manage UI services
in production environments.
• Hands-on experience with Kubernetes for deploying and managing containerized frontend applications in
a microservices architecture.
• Designed real-time data visualizations and interactive whiteboard elements for Miro’s gaming-style
collaboration workflows.
• Worked with cross-functional teams across the EU in an Agile/Scrum setup, contributing to sprint
planning, code reviews, and CI/CD improvements.

Education

Master of Science - Computer Science

Dublin Business School
Dublin , Ireland

Skills

Frontend: Reactjs, TypeScript, JavaScript (ES6), Angular, HTML5, CSS3, Storybook, Nextjs, React, Router
Design & UX: Figma, Sketch, Design Systems, Mobile-first, Accessibility (WCAG)
Backend: Java 8, Spring Boot, REST APIs
Cloud/DevOps: AWS, Azure, CI/CD (Jenkins, GitHub Actions), Docker
Testing: Jest, React Testing Library, Cypress, JUnit
Other: Agile/Scrum, Jira, Bitbucket, Git

Timeline

Senior Frontend Developer Contractor

Mastercard
03.2022 - Current

Full Stack Developer Contractor

Volkswagen GmbH
01.2020 - 02.2022

Full Stack Developer Contractor

Miro
01.2017 - 12.2019

Master of Science - Computer Science

Dublin Business School
Ashwin Kumar