KEVIN CHAN
Senior Frontend Developer | Full Stack Developer
- |-| Dublin, Ireland
PROFESSIONAL SUMMARY
Senior Frontend Developer with over 8 years of experience in designing and implementing responsive, highperformance web applications. Proficient in modern frontend technologies such as Angular and React with a strong
focus on user experience and accessibility. Skilled in collaborating with cross-functional teams, optimizing web
performance, and mentoring junior developers. Adept at utilizing CI/CD pipelines, state management libraries, and
component-driven development to deliver scalable and maintainable solutions. Committed to continuous learning and
staying updated with the latest industry trends and best practices.
EDUCATION
Bachelor’s degree in Computer Science and Technology - Tsinghua University | 2013 - 2017
PROFESSIONAL SKILLS
Angular • RxJS • NgRx • React • React Native • Next.js • Gatsby.js • Redux Toolkit • Tanstack Query • Tailwind
CSS • Material UI • Node.js • Express.js • MongoDB • PostgreSQL • Git • AWS • Azure • CI/CD • Jest • Cypress
PROFESSIONAL EXPERIENCE
Senior Frontend Developer | 2022 - 2025
Toolla.net, Gdansk, Poland
Toolla is a web and mobile app development startup with extensive expertise in automated AI-based services and systems
for collaboration, public transportation, healthcare, and digital marketing.
●
Developed and maintained client on-demand projects using modern JavaScript frameworks like Angular 16+,
Next.js 13+.
●
Collaborated with cross-functional teams to design and implement scalable solutions that meet business
requirements and user needs.
●
Worked closely with UI/UX designers to create intuitive and visually appealing user interfaces, resulting in a 30%
increase in user satisfaction and engagement.
●
Established a comprehensive testing strategy using Jest and Cypress, leading to a 30% reduction in frontend
bugs and regressions by ensuring more than 90% coverage.
Senior UI/UX Developer | 2021 - 2022
Molequle, Munchen, Germany
Molequle is a German-based consultant company offering a Customer Data & Experience Platform (CDXP).
●
Led UI/UX design & implementation of a cutting-edge SaaS CDXP platform using Next.js, TypeScript, and styledcomponents, delivering a clean, responsive design aligned with user personas and company brand.
●
Designed and developed browser extensions using React, TypeScript, and Tailwind CSS, delivering seamless
integration with both Chrome and Firefox contexts
●
Engineered UI components (pop-ups, options panels, content scripts) with React Query to manage background
and API data, ensuring performant and state-synced UX across browser tabs.
●
Architected data-driven interfaces leveraging React Query for efficient data fetching, caching, and seamless state
management across client dashboards, profile views, and analytics modules.
●
Collaborated with product managers and backend engineers to define component libraries, design tokens, and
scalable layout systems, ensuring consistent UI across both web and mobile-focused marketing products.
Full Stack Developer | 2017 - 2020
Fora Soft, Hong Kong
Fora Soft develops video streaming software and AI-powered multimedia solutions.
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Architected and implemented a scalable frontend architecture using React.js, Redux, and TypeScript, resulting in
a 20% improvement in application load times and a 90% in project performance.
●
Developed and maintained high-quality mobile applications with over 500,000 users using React Native and
TypeScript
●
Designed and built RESTful APIs and GraphQL endpoints using Express.js and MongoDB to support mobile and
web applications, improving data retrieval speed by 40%.
●
Enforced coding standards and best practices through code reviews, pair programming, and automated testing,
leading to a 30% reduction in bugs and technical debt.
●
Implemented security best practices, including OAuth authentication, data encryption, and secure coding
guidelines, reducing security vulnerabilities by 40%.
●
Set up and managed CI/CD pipelines using Jenkins and Docker, reducing deployment times by 50% and
improving application reliability.
LANGUAGES
English | Proficient
Mandarin Chinese | Proficient
Cantonese | Native
FIND ME ONLINE
GitHub - https://github.com/EpicDeveloper0928
Portfolio - https://kevin-works.vercel.app
Stack Overflow - https://stackoverflow.com/users/-/nike
