Freelancer profile translated to English.
Back to original languageAbout Masaki
Go DeveloperFrench-Japanese graduate of **42 Paris**.
With a solid experience inC**, I am learning **Rustto strengthen my low-level development skills.
I am also experimenting with the development of self-hosted LLMs.
💡 Open to opportunities in the following areas:
- Go backend development
- Low-level development in C or Rust
- AI / LLM Development
Based in Tokyo, available remotely, I adapt to French hours.
French
Native or bilingual
English
Fluent
Japanese
Native or bilingual
Remote only
Primarily works remotely
Experience
- Lucky SocksShopify DeveloperE-COMMERCEMarch 2025 - Today (1 year and 3 months)Tokyo, JapanMigration of Lucky Socks' e-commerce site to the Shopify platform.Complete management of the migration of an existing e-commerce site, including:• Functional analysis of the existing site and definition of the data to be migrated (products, customers, orders, content)• Export, transformation and import of data according to Shopify formats• Implementation of the site structure, theme configuration, design adjustments• Configuration of payment systems and delivery details• Execution of tests, resolution of errors, planning of the production launch• Training and support on the key features of Shopify (coupons, newsletters, customer reviews)Project carried out on a 24-day schedule including preparation, development, testing and transition to the new site.
- Kyodo TechSolana Developer | Real-Time DeFi Price FeedSOFTWARE PUBLISHINGJanuary 2025 - February 2025 (1 month)Tokyo, JapanDeveloped a Go application that retrieves real-time price feeds from Solana’s AMM liquidity pools.The app directly accesses on-chain data through Solana validators, accurately calculating prices with fee and slippage adjustments without relying on Web 2.0 APIs.Tech stack: Orca Whirlpools, solana-go library, borsh serialization.
- EDOCODE, Inc.Backend DeveloperSOFTWARE PUBLISHINGAugust 2023 - September 2024 (1 year and 1 month)Tokyo, Japan
- **Development and Improvement of Features**: Creation and integration of new features for the "Point Mall" web applications using Perl and Go, focusing on back-end and front-end development, including database updates.
- **Bug Resolution**: Diagnosis and resolution of various issues such as database connection errors, display anomalies, and file system synchronization problems.
- **Data Analysis**: Use of SQL queries and Google Cloud Platform tools to analyze and interpret data, thereby improving application performance and user experience.
- **Code Refactoring**: Improving code maintainability by refactoring existing logic, ensuring better performance and facilitating future updates.
Recommendations
Be the first to recommend Masaki
Help this freelancer shine by sharing your experience working together.
These freelancer profiles also match your criteria
Agatha Frydrych
Backend Java Software Engineer
4.7
(3)
2
Baptiste Duhen
Fullstack developer
4.6
(4)
5
Amed Hamou
Senior Lead Developer
4
(2)
7
Audrey Champion
Web developer
4.3
(3)
4
Education
- Architect in Digital Technology42 Paris2022Développement Web : Développement d'un jeu en ligne (appelé Pong) avec des fonctionnalités de réseau social (création d’une messagerie instantanée à l’aide de WebSockets), comprenant une API REST avec NestJS, une application monopage (SPA) avec React, une base de données PostgreSQL. /// Projets en C : création d’un moteur graphique 3D (raytracing), développement d’un shell from scratch, implémentation de divers algorithmes. /// Projets en C++ : création d’un serveur IRC, réécriture des containers de la standard library (vector, map, stack...). /// Infrastructure : déploiement d'un cluster Kubernetes de conteneurs Docker (de services tels que Nginx, WordPress, MySQL...). /// Sécurité Informatique : exploitation de vulnérabilités (buffer overflow, reverse engineering, injections SQL...).