Gustavo Minoru Minetoma Alves

Available to hire

Hello! My name is Gustavo, and I’m a System Analyst and Full-Stack Engineer currently working at alliz.

About

Hello! My name is Gustavo, and I’m a System Analyst and Full-Stack Engineer currently working at alliz. Based in Kawasaki, Kanagawa, I’ve been collaborating with the team for over 10 months, during which I’ve led, contributed to, and delivered multiple client-facing and internal features. Some highlights include:

  • Rebuilding the SSR server from scratch using Express
  • Internationalizing the website to English and Japanese with i18next
  • Developing a full-stack event survey system
  • Implementing a filtering system for the users’ social platform (full-stack)
  • Creating scripts to automate AWS ECS deployments (DevOps)
  • Building end-to-end, unit, and visual testing coverage

My work ranges from database schema design to turning Figma designs into production-ready features. My main technical strengths include:

  • TypeScript
  • React
  • Cypress
  • Storybook
  • Vitest
  • Golang
  • PostgreSQL
  • GraphQL

I also have hands-on experience with:

  • AWS
  • Vue.js
  • Svelte
  • REST
  • Ent

Thank you for your time and consideration — I’d love the opportunity to work with you!

  • Joined December 2025

Languages

  • PortugueseFluent
  • EnglishFluent
  • JapaneseBeginner

Industry experience

  • Software & Internet
  • Professional Services
  • Media & Entertainment
  • Education
  • Government

Projects · 1

alliz is a career-mentorship community focused on empowering tech professionals in Japan. It’s a space where engineers, designers, and other tech talent connect with experienced mentors to grow their careers, strengthen their skills, and navigate the industry with confidence. alliz blends community support, practical insights, and personalized guidance to help members advance professionally — whether they’re exploring new career paths, overcoming challenges in their current roles, or building their next breakthrough.

At alliz, tech community comes first: members learn from one another, share real-world experiences, and develop both soft and technical skills through mentorship, events, and collaborative opportunities. The result is a supportive ecosystem that accelerates personal growth and builds lasting professional relationships in Japan’s dynamic tech landscape.

alliz.jp

  • Back-End Developer
  • Front-End Developer
  • Full Stack Developer

Work experience· 12 roles

Full-Stack Engineer · AllizFeb 2025 – Present · 1 yr 10 mos

Remote engagement delivering full-stack contributions: reduced AWS operational costs by 62.5% by eliminating unused resources; led onboarding of volunteers and interns to the codebase; designed database diagrams and flowcharts for new features; actively participated in online meetings, code reviews, and provided Fig m a feedback; implemented new React features and components while maintaining legacy code using Vite and Storybook; developed and managed backend entities, policies, and GraphQL schemas in Go backend with thorough testing; managed PostgreSQL migrations using Atlas and maintained AWS RDS instances.

Teacher Assistant · Code ChrysalisOct 2024 – Dec 2024 · 3 mos

Assisted in the preparation and delivery of lessons, supporting teachers with curriculum planning and class management.

Teacher Assistant · Code Chrysalis - JapanOct 2024 – Dec 2024 · 3 mos

Assisted in preparing and delivering lessons, supported teachers with curriculum planning and class management; participated in a two-week code sprint to deliver a MVP product from scratch using Svelte.

Front-End Engineer · FindadocSep 2024 – Feb 2025 · 6 mos
Front-End Engineer · Find a DocSep 2024 – Feb 2025 · 6 mos
Career BreakAug 2018 – Oct 2023 · 5 yrs 3 mos
Career Break · Career BreakAug 2018 – Oct 2023 · 5 yrs 3 mos
IT Support · São José dos Campos City HallOct 2013 – Aug 2015 · 1 yr 11 mos

Education· 8

Full Stack Development with Agile Methodologies · Code Chrysalis - Japan2024
Fundamentals of coding using JavaScript, HTML and CSS · Code Chrysalis - Japan2024
Unreal Engine 5 C++ Developer: Learn C++ & Make Video Games · Coursera - Japan2023
System Analysis and Development · College of Technology of Sao Jose dos Campos - Brazil2012 – 2017

Certifications and awards

Unreal Engine 5 C++ Developer2023
Fundamentals of coding using JavaScript, HTML and CSS2024
Full Stack Development with Agile Methodologies2024

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