Ant User
@nakamuraseiji
Next.js & Node.js Developer with expertise in blockchain development.
What I'm looking for
I'm Nakamura Seiji, a Senior Full Stack Developer with over 10 years of experience in game development and the online gambling industry. My expertise lies in creating scalable platforms and optimizing real-time data processing, ensuring secure in-game transactions. I have a strong proficiency in Java, Node.js, Liferay DXP, React, and game frontend animation frameworks like Pixi.js and Three.js.
Throughout my career, I have led projects that enhance player engagement through immersive animations and optimized performance. My work on projects like Coolmathgames Hangman and Openpixee showcases my ability to develop interactive and educational applications that improve user experience. I am committed to leveraging my skills in blockchain integration and Agile methodologies to deliver innovative solutions for iGaming platforms.
Experience
Work history, roles, and key accomplishments
Software Engineer/Consultant
WebBoxes
Sep 2024 - Apr 2025 (7 months)
Spearheaded Proof of Concept (PoC) solutions for the iGaming sector, leveraging Node.js, Redis, and SQL to optimize real-time data handling and enhance transactional features in online gambling platforms. Developed engaging front-end animations for online casino games using frameworks and libraries such as Pixi.js, Phaser, Three.js, Babylon.js, and Unity WebGL, creating immersive experiences that
Senior Backend Developer
Lylu GmbH
Jan 2023 - Jul 2024 (1 year 6 months)
Engineered the scalable backend for Lylu Tablet, leveraging AWS, RESTful APIs, microservices, and SQL to ensure high availability, performance, and efficient data management. Led WebRTC integration for real-time communication, ensuring smooth cross-device performance and cutting latency by 20%, while promoting cross-functional teamwork and collaboration.
Software Engineer
Viewpointsystems GmbH
Jan 2021 - Dec 2022 (1 year 11 months)
Crafted a React.js WebRTC app for real-time interaction with eye-tracking smart glasses, focusing on UX/UI and best practices to ensure an intuitive user interface. Utilized React Hooks and Redux to manage state and lifecycle functions, improving the responsiveness of the app and enhancing the user experience.
Software Engineer
Frequentis GmbH
Jan 2020 - Dec 2020 (11 months)
Engineered a communication hub using Angular, Ngrx, WebRTC, PTT, and IP-Telephony, improving efficiency by 7%, and applied Scrum methodologies to manage cross-functional team collaboration. Refactored the legacy frontend using Styled Components, Tailwind CSS, and Bootstrap, optimizing for responsive design and improving cross-browser compatibility, which increased front-end development speed by 20
Full Stack Developer
Trigo
Jan 2018 - Jan 2020 (2 years)
Developed an online platform for Austrian Trade Unions, including multi-vendor systems for organizations like ÖGB and GPA-DJP, using Agile methodologies for timely delivery. Increased system efficiency by 30% through optimization of SQL database queries and backend logic, which reduced response times and improved overall system performance.
Full Stack Developer
DCODEIT LTD
Jan 2017 - Dec 2017 (11 months)
Engineered React.js and Node.js applications for various clients, including a banking mobile app, BI web apps, and mobile games for a betting platform, in a fast-paced environment. Developed a social media aggregator app, integrating multiple APIs for seamless data synchronization, and used problem-solving skills to overcome integration challenges.
Full Stack Developer
Wingpaper
Jan 2015 - Jan 2017 (2 years)
Built and maintained React.js and Node.js applications, with key contributions to Ruby on Rails-based services utilizing JRuby. Implemented messaging systems with RabbitMQ and optimized database interactions with PostgreSQL for high-performance applications, improving data handling efficiency.
Full Stack Developer
laapril.com
Jan 2012 - Dec 2014 (2 years 11 months)
Developed and deployed multiple web applications tailored to client needs, working remotely with teams to deliver full-stack solutions using JavaScript. Utilized a broad range of web technologies, including SQL, to ensure high-performance and scalable results for diverse projects.
Education
Degrees, certifications, and relevant coursework
Osaka University Graduate School of Engineering Science
Master of Engineering Science, Computer Science
2011 - 2014
Completed a Master of Engineering Science in Computer Science. Focused on advanced topics within the field, preparing for complex software development and engineering challenges.
Tech stack
Software and tools used professionally
Postman
Insomnia REST Client
Swagger Inspector
Blockchain
Ethereum
Microsoft Azure
Google Cloud Platform
GitHub
GitLab
Bitbucket
Kubernetes
Azure Kubernetes Service
Cloudflare
Jenkins
GitHub Actions
Azure Pipelines
Apache Cordova
PostgreSQL
MongoDB
Gmail
Node.js
Spring Boot
Ruby on Rails
Next.js
NestJS
Tailwind CSS
Material-UI
three.js
Phaser
Google Analytics
Figma
NextUX
OpenCV
Redis
Terraform
AWS CloudFormation
Azure DevOps
Jira
Babel
styled-components
Mocha
React
Vue.js
WebGL
Solid.js
Webpack
JavaScript
Python
HTML5
Java
CSS 3
PHP
F#
TensorFlow
Kafka
Pixi
Firebase Realtime Database
Linux
iOS
Google Workspace
GraphQL
Firebase
Redux
redux-saga
Webflow
Vercel
TypeScript
Docker
WebRTC
NGINX
MobX
SQL
Solidity
CodeIgniter
NgRx
Ethers.js
Solano CI
Availability
Location
Authorized to work in
Portfolio
nakamura-portfolio.vercel.appSocial media
Job categories
Skills
Interested in hiring Ant?
You can contact Ant and 90k+ other talented remote workers on Himalayas.
Message AntFind your dream job
Sign up now and join over 100,000 remote workers who receive personalized job alerts, curated job matches, and more for free!
