Yuriko Kikuchi
Software Engineer
I'm a dedicated backend engineer specializing in TypeScript and NestJS with experience building scalable server architectures and robust APIs. My work spans from implementing complex validation logic for insurance systems to designing user ranking systems handling concurrent users.
As a Google Summer of Code contributor at Rocket.Chat, selected from over 43,000 global applicants, I developed an AI-powered newsletter generation system using language models and TypeScript.
I'm passionate about creating reliable backend systems that power exceptional user experiences, with a continuous focus on solving complex technical challenges.
Projects
Studymeetup
A web platform connecting users with qualification-focused study groups and sessions, allowing them to discover, create, and join both online and offline study events.
Google Summer of Code 2024
As a Google Summer of Code 2024 contributor at Rocket.Chat, I developed and implemented AI Prompt Engineering techniques for an LLM-powered newsletter generation system.
Testimonials
She took full ownership of her projects and maintained open and transparent communication about her schedule, which greatly contributed to the team's efficiency in the past months.
Skills
Backend:
Frontend:
Tools & Infrastructure:
Technical Expertise:
Scalable server architecture, API design, Complex business logic implementation, Test-Driven Development, NoSQL database design
Data Analysis:
AI & Machine Learning:
Soft Skills:
Cross-cultural team collaboration, Remote work effectiveness, Technical writing, Business presentation, Mentoring
Work Experience
Freelance Software Engineer
Currently working on contract projects with a focus on backend development for enterprise clients.
Insurance Digitalization Project
Executed full-stack development for a mobile-first insurance claim application PoC at a leading Japanese insurance company.
- Implemented complex validation logic and data transformation layer using TypeScript, NestJS, and Prisma ORM.
- Built responsive claim forms with Next.js and React Hook Form, following existing architectural specifications.
- Developed secure document upload functionality and integration with LINE (major Japanese messaging platform).
- Contributed to both frontend and backend development as part of a 50-person enterprise team.
Open Source Contributor at Rocket.chat
Selected as a contributor from 43,984 global applicants (top 2.8%) for Google Summer of Code 2024.
- Developed an AI-powered newsletter generation system using language models (LLMs) and TypeScript.
- Implemented slash command functionality, enhancing user interaction with the newsletter generation feature.
- Collaborated effectively in a fully remote, international environment across different time zones and cultures.
- Currently serving as a mentor for GSoC'25, fostering community engagement and growth.
Backend Engineer at Bajji Inc.
Developed various backend systems for decarbonization platforms and e-commerce applications.
- Designed a scalable user ranking system handling 100 concurrent users using NoSQL and batch processing.
- Developed features for a decarbonization platform achieving 10,000 user behavior shifts within 50 days of launch.
- Built e-commerce, reservation, and POS applications using TypeScript and NestJS.
- Presented solutions to international visitors at CES 2024, contributing to business development.
- Implemented Test-Driven Development practices and conducted code reviews in an 8-person agile team.
Contents Writer
Managed content creation for web media and magazines.
- Managed the planning, writing, and editing of articles for web media and magazines, including numerous interviews with CTOs and engineers from leading tech companies.
- Led a 20-member team for the Ministry of Environment's booklet project, directing editorial and production efforts.
- Project was awarded the 2022 Good Design Award, recognizing its societal impact.
Education
Master's degree in Information Science (Expected)
Japan Advanced Institute of Science and Technology
Bachelor's degree in History
Keio University
Articles
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