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Hello! I'm Yukako Flordelis Gomez, a frontend and software engineer with 5+ years of experience building scalable SaaS applications using React, TypeScript, and Redux. I enjoy modernizing legacy codebases, implementing secure authentication flows, and delivering maintainable, high-quality code. Based in Barcelona. I’m passionate about delivering user-friendly, reliable experiences through collaboration and clean architecture. I love working cross-functionally with designers, PMs, and QA to ship high-impact features quickly, and I value robust testing and accessible design.…Hello! I'm Yukako Flordelis Gomez, a frontend and software engineer with 5+ years of experience building scalable SaaS applications using React, TypeScript, and Redux. I enjoy modernizing legacy codebases, implementing secure authentication flows, and delivering maintainable, high-quality code. Based in Barcelona. I’m passionate about delivering user-friendly, reliable experiences through collaboration and clean architecture. I love working cross-functionally with designers, PMs, and QA to ship high-impact features quickly, and I value robust testing and accessible design.

Yukako Flordelis Gomez

Front-End Developer, Full Stack Developer, Web Developer, +3

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Hello! I'm Yukako Flordelis Gomez, a frontend and software engineer with 5+ years of experience building scalable SaaS applications using React, TypeScript, and Redux. I enjoy modernizing legacy codebases, implementing secure authentication flows, and delivering maintainable, high-quality code. Based in Barcelona. I’m passionate about delivering user-friendly, reliable experiences through collaboration and clean architecture. I love working cross-functionally with designers, PMs, and QA to ship high-impact features quickly, and I value robust testing and accessible design.…Hello! I'm Yukako Flordelis Gomez, a frontend and software engineer with 5+ years of experience building scalable SaaS applications using React, TypeScript, and Redux. I enjoy modernizing legacy codebases, implementing secure authentication flows, and delivering maintainable, high-quality code. Based in Barcelona. I’m passionate about delivering user-friendly, reliable experiences through collaboration and clean architecture. I love working cross-functionally with designers, PMs, and QA to ship high-impact features quickly, and I value robust testing and accessible design.

Available to hire

Hello! I’m Yukako Flordelis Gomez, a frontend and software engineer with 5+ years of experience building scalable SaaS applications using React, TypeScript, and Redux. I enjoy modernizing legacy codebases, implementing secure authentication flows, and delivering maintainable, high-quality code. Based in Barcelona.

I’m passionate about delivering user-friendly, reliable experiences through collaboration and clean architecture. I love working cross-functionally with designers, PMs, and QA to ship high-impact features quickly, and I value robust testing and accessible design.

Skills

Experience Level

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Language

English

Fluent

Japanese

Fluent

Work Experience

Fullstack Developer at K.S. Rogers Inc

December 1, 2023 - October 26, 2025

Delivered full-stack features using Next.js, React, Redux, and MySQL in a lean 3-person team. Integrated RESTful APIs and implemented real-time data fetching for responsive dashboards. Created UI wireframes with Figma and handled both frontend and backend development. Wrote unit tests and documentation to support long-term maintainability and scalability.

Frontend Developer (Contract) at Trainerize

February 1, 2022 - Present

Led frontend development of scalable, white-label frontend platforms using React (Next.js) and TypeScript. Implemented secure authentication flows and ensured maintainability with extensive Jest test coverage. Collaborated with design and product teams to deliver high-quality features on time.

Software Developer II at Trainerize

February 1, 2022 - Present

Migrated legacy codebase from .NET and jQuery to a modern React + TypeScript stack, improving performance and UX in critical flows. Led frontend implementation of authentication flows, ensuring seamless integration with backend systems. Designed and built modular UI components using Redux Toolkit and reusable design patterns, ensuring scalability and maintainability. Collaborated cross-functionally with designers, PMs, and QA to deliver high-impact features in a fast-paced SaaS environment. Implemented unit tests (Jest) and monitoring metrics for critical UI flows, supporting reliability and earning recognition for test clarity and maintainability.

Software Engineer / Frontend Engineer at Trainerize

February 1, 2022 - Present

Delivered scalable, white-label frontend platforms using React (Next.js) and TypeScript. Implemented authentication flows on the frontend and integrated with backend systems. Built modular UI components using Redux Toolkit (RTK) aligned with team-wide architecture standards. Collaborated cross-functionally with designers, PMs, and QA to deliver high-impact features in a fast-paced SaaS environment. Wrote Jest unit tests and documentation to support maintainability and testability. Advocated for accessibility and responsive design principles across the UI layer.

Fullstack Developer at Atlas Holdings

December 1, 2021 - October 26, 2025

Fullstack Developer at K.S. Rogers Inc

March 1, 2021 - December 1, 2023

Delivered full-stack features using Next.js, React, Redux, Node.js and MySQL in a lean 3-person team. Gained experience in REST API integration, data modeling, and frontend-backend communication for scalable products. Worked directly with clients to define requirements, built UI prototypes in Figma, and delivered full-stack solutions within tight deadlines.

Frontend Developer at Atlas Holdings

October 1, 2019 - December 31, 2021

Developed scalable, white-label frontend platforms using React (Next.js) and TypeScript. Integrated Slack API with Node.js to enable real-time messaging and alerts for business users. Drove Jest test coverage and participated in code reviews to ensure quality and maintainability.

Fullstack Developer at Atlas Holdings

October 1, 2019 - December 1, 2021