Jamel Eddine Lassoued
Aspiring Full Stack Engineer. Currently working in Tokyo.
About
I have experience in building and maintaining web applications using Node.js, TypeScript, Flask, and PostgreSQL. I am passionate about building products that are scalable, maintainable, and accessible. I am also interested in learning more about DevOps and MLOps.
Work Experience
Rakuten Group Inc.On-siteJavaSpring BootKubernetesJenkins
2025/4 - Present
Application Engineer
Joined as a New Grad Application Engineer. Mostly working on bug fixes and troubleshooting performance issues as part of the SRE team for Rakuten Travel.
Sigma-i Co., LtdRemotePythonFlaskMySQLRedis
2023/5 - 2025/3
Backend Developer
I am working as a Backend Developer with Sigma-i, a startup based in Japan. I am responsible for building and maintaining the backend of one of the company's main products, a web application that helps users manage data entry and retrieval and generate reports.
Yumemi Inc.RemoteGolangDDDEchoPostgreSQL
2024/2 - 2024/3
Backend Developer
Spent a two-week internship developing an API for a personal ordering system using the Golang Echo framework.
MobileCreateRemoteTypescriptNext.jsPostgreSQL
2023/11 - 2024/3
Full Stack Developer
Developed a web application with route search functionality using real-time bus location data (GTFS-RT) and notification features via LINE through a 4-month internship. Primarily responsible for backend and infrastructure.
Education
Oita University
2023 - 2025
Bachelor's Degree in Computer Science and Intelligent Systems
National Institute of Technology, Sasebo College
2020 - 2023
Associate's Degree in Control systems engineering
Skills
Python
Java
Golang
JavaScript/TypeScript
Flask
FastAPI
React/Next.js
Node.js
Docker
PostgreSQL
MySQL
Bash
Perl
C/C++
Projects
Project Title
example.com
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Side Project
TypeScript
Next.js
Python
Flask
MySQL
Redis
Celery