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I’m Tomoyuki Kishi, a frontend-focused full-stack engineer who enjoys building reliable web applications end to end using modern tools like Next.js, TypeScript, Node.js, Express, and PostgreSQL. I’ve worked on features ranging from authentication and API integrations to database operations, and I’m especially interested in turning product needs into clean, maintainable implementations.…

Tomoyuki Kishi

Front-End Developer, Web Developer, Software Engineer, +5

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I’m Tomoyuki Kishi, a frontend-focused full-stack engineer who enjoys building reliable web applications end to end using modern tools like Next.js, TypeScript, Node.js, Express, and PostgreSQL. I’ve worked on features ranging from authentication and API integrations to database operations, and I’m especially interested in turning product needs into clean, maintainable implementations.…

Available to hire

I’m Tomoyuki Kishi, a frontend-focused full-stack engineer who enjoys building reliable web applications end to end using modern tools like Next.js, TypeScript, Node.js, Express, and PostgreSQL. I’ve worked on features ranging from authentication and API integrations to database operations, and I’m especially interested in turning product needs into clean, maintainable implementations.

Skills

Experience Level

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Intermediate

Intermediate

Intermediate

Intermediate

Intermediate

Intermediate

Intermediate

Language

Japanese

Fluent

English

Advanced

Work Experience

General Clerk (Part-time) at PriceSmart Foods

August 1, 2025 - Present

Assisted customers and collaborated with a multicultural team in an English-speaking environment, supporting meat and grocery departments. Focused on dependable customer service and team coordination.

General Clerk at PriceSmart Foods

August 1, 2025 - Present

Support daily operations in the meat department, including product preparation, stocking, inventory checks, merchandising, and customer assistance. Follow food-safety and operational procedures carefully, verify product details, and maintain accurate, organized displays in a fast-paced environment. Assist other grocery departments when required and communicate with coworkers and customers in English.

Frontend Engineer (Contract) at Asista

June 1, 2024 - June 1, 2025

Created responsive interfaces from Figma designs and improved existing layouts. Worked with React and Next.js with TypeScript, and also handled WordPress/PHP-based tasks and custom form work as needed for client delivery.

WordPress Developer (Contract) at CantikMy Portfolio

June 1, 2024 - Present

Developed custom WordPress themes from Figma designs using PHP, HTML, SCSS, and JavaScript. Built responsive UIs and updated existing websites based on project requirements, translating design into maintainable WordPress implementations.

Frontend Engineer at Asista

June 1, 2024 - June 1, 2025

Built and maintained landing pages and corporate websites for in-house services. Improved interfaces and user journeys with a focus on usability and conversion performance. Created and reviewed page layouts and UI designs in Figma, translated requirements into responsive implementations, and checked content and visual details across devices before release.

Full-Stack Engineer (Contract) at Anycloud

November 1, 2023 - October 1, 2024

Developed frontend and backend features including OCR, file management, AI-powered evaluation, authentication, API integrations, and database operations. Worked across the stack with Node.js, Express, PostgreSQL, and a TypeScript-based frontend to deliver end-to-end functionality, while supporting implementation, debugging, and code review with AI-assisted development workflows.

Frontend Engineer at Anycloud

November 1, 2023 - June 1, 2024

Contributed from the beginning of a client-facing service project. Implemented responsive user interfaces with Next.js and TypeScript, developed APIs with Node.js, TypeScript, and Python, and helped build the database. Integrated APIs calling OpenAI and Google AI services, reviewed outputs, investigated defects, and coordinated frontend and backend behavior.

Web Developer (Contract) at Yumeya

May 1, 2022 - November 1, 2023

Created and updated product, campaign, and landing pages to improve conversion rates. Applied SEO and analytics best practices, using tools such as Google Analytics, while implementing pages with WordPress and frontend technologies including HTML, CSS, and JavaScript.

Web Operations and Frontend Development at Yumeya

May 1, 2022 - November 1, 2023

Operated and improved a kimono e-commerce website by updating existing interfaces and creating new pages. Used Google Analytics to identify improvement opportunities and verify content changes, supporting conversion-rate optimization while maintaining consistent presentation and usability.

Frontend Engineer

April 1, 2019 - May 1, 2022

Implemented and maintained e-commerce user interfaces using HTML, SCSS, and JavaScript. Converted design requirements into reusable components, reviewed pages for layout and content issues, and delivered ongoing updates that improved consistency and the customer experience.