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I am a Senior Frontend Engineer with over 7 years of experience building scalable web applications using React, TypeScript, and Next.js. I have delivered across companies including FunctionHealth, Redlizard Studioz, and KaizenPH, translating complex Figma designs into accessible, pixel-perfect interfaces and building high-performance, data-driven applications. I specialize in AI-augmented development workflows that accelerate UI prototyping, generate UI scaffolding, and refactor AI-generated code into production-grade architectures. I’m passionate about performance optimization, reusable component systems, and clean frontend architectures that scale with growing products and engineering teams.…I am a Senior Frontend Engineer with over 7 years of experience building scalable web applications using React, TypeScript, and Next.js. I have delivered across companies including FunctionHealth, Redlizard Studioz, and KaizenPH, translating complex Figma designs into accessible, pixel-perfect interfaces and building high-performance, data-driven applications. I specialize in AI-augmented development workflows that accelerate UI prototyping, generate UI scaffolding, and refactor AI-generated code into production-grade architectures. I’m passionate about performance optimization, reusable component systems, and clean frontend architectures that scale with growing products and engineering teams.

Chester De Guzman

Front-End Developer, Web Developer, Programmer, +2

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I am a Senior Frontend Engineer with over 7 years of experience building scalable web applications using React, TypeScript, and Next.js. I have delivered across companies including FunctionHealth, Redlizard Studioz, and KaizenPH, translating complex Figma designs into accessible, pixel-perfect interfaces and building high-performance, data-driven applications. I specialize in AI-augmented development workflows that accelerate UI prototyping, generate UI scaffolding, and refactor AI-generated code into production-grade architectures. I’m passionate about performance optimization, reusable component systems, and clean frontend architectures that scale with growing products and engineering teams.…I am a Senior Frontend Engineer with over 7 years of experience building scalable web applications using React, TypeScript, and Next.js. I have delivered across companies including FunctionHealth, Redlizard Studioz, and KaizenPH, translating complex Figma designs into accessible, pixel-perfect interfaces and building high-performance, data-driven applications. I specialize in AI-augmented development workflows that accelerate UI prototyping, generate UI scaffolding, and refactor AI-generated code into production-grade architectures. I’m passionate about performance optimization, reusable component systems, and clean frontend architectures that scale with growing products and engineering teams.

Available to hire

I am a Senior Frontend Engineer with over 7 years of experience building scalable web applications using React, TypeScript, and Next.js. I have delivered across companies including FunctionHealth, Redlizard Studioz, and KaizenPH, translating complex Figma designs into accessible, pixel-perfect interfaces and building high-performance, data-driven applications.

I specialize in AI-augmented development workflows that accelerate UI prototyping, generate UI scaffolding, and refactor AI-generated code into production-grade architectures. I’m passionate about performance optimization, reusable component systems, and clean frontend architectures that scale with growing products and engineering teams.

Skills

Experience Level

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Language

English

Fluent

Work Experience

Senior Frontend Developer at FunctionHealth

January 1, 2025 - Present

Delivered scalable React and TypeScript UI components from complex Figma designs while ensuring accessibility and design consistency. Architected reusable data visualization systems using Recharts and D3.js to support multi-dimensional health analytics data. Built large-scale data exploration interfaces using AG Grid and TanStack React Table with sorting, filtering, pagination, and search. Customized ShadCN UI components using Tailwind CSS to align with the organization’s design system. Maintained scalable monorepo architecture and optimized server-state management with React Query. Integrated AI-assisted development workflows to accelerate UI prototyping and refactor generated code into production-grade architectures.

React Frontend Developer at Redlizard Studioz

August 1, 2021 - December 1, 2024

Developed advanced UI functionality including timeline editing, layer hierarchies, and shape transformation tools using React and TypeScript. Built dynamic layer visualization interfaces using Zustand state management for complex editing workflows. Implemented automated object naming systems ensuring unique identifiers for generated elements. Created reusable hooks and utilities to manage complex UI state transitions and prevent memory leaks. Debugged complex transformation and scaling issues improving editing accuracy and stability.

Frontend Developer at KaizenPH IT Solutions

June 1, 2018 - July 1, 2021

Developed the frontend for data-intensive charting platform using Next.js, Redux, and Material UI. Implemented AWS Amplify authentication supporting Google Authenticator and third-party login. Optimized rendering performance for large datasets through improved data structures and caching strategies. Created reusable API hooks to standardize data fetching, caching, and error handling. Integrated Builder.io enabling non-technical teams to create and manage web content through a no-code interface.