Find a jobRecruiters

Lead - Java Fullstack Developer

Exclusive opportunity

Onsite

Lead - Java Fullstack Developer

Nexus Corporation

Lead - Java Fullstack Developer

Skills

SQL QueriesMongoDBDockerReactTypescriptPythonJavaTesting & QAMicroservicesHTMLSpring BootPostgreSQLMySQLGraphQLAWSGitHubOracleJavascriptAzure

2 months ago

Share this opportunity

Share this opportunity to other talents of your network:
✓ Offer them a visibility boost with clients.
✓ Help your contacts find their next job.

Important information


Contract type:

Permanent

Location:

Sumida City, Tokyo, Japan

Work mode:

Onsite

Published on:

27 August 2026

What they need


We are hiring two (2) Leads with Java Fullstack development experience to work on an Insurance project in Tokyo.

Responsibilities:

  • Design scalable microservices, manage system integrations, and optimize database schemas
  • Develop modular user interfaces and build high-performance, secure backend APIs and frontend applications
  • Conduct code reviews, enforce coding standards, and mentor junior developers
  • Backend Development: Build secure business logic and microservices using Java and frameworks like Spring Boot.
  • Frontend Development: Design responsive user interfaces with Angular or React.
  • API Integration: Develop and expose robust RESTful APIs or GraphQL endpoints to bridge the frontend and backend.
  • Database Management: Design schemas, write optimized queries, and manage data via relational databases (MySQL, PostgreSQL) or NoSQL options (MongoDB).
  • Deployment & DevOps: Containerize applications using Docker and support CI/CD deployment pipelines on cloud platforms (AWS, Azure).
  • Quality Assurance: Write unit and integration tests (JUnit, Jest) and participate in peer code reviews. [1, 2, 3, 4]
  • Should have worked in Agile lifecycle and have good understanding on how Scrum teams operate
  • Collaboratively work with cross functional teams

Requirements

  • 10+ years of work experience out of which at least 2-3 years of experience as a Lead managing/mentoring a team of junior developers
  • Good hands-on knowledge of Java (JDK 8/11/17+), JavaScript / TypeScript, HTML5, CSS3
  • Knowledge of Core Java, Spring MVC, Java Spring Boot, API Microservices, Python
  • Experience in Angular or React.js
  • Working knowledge of Database – MySQL, PostgreSQL, Oracle, SQL Server
  • Working experience in GitHub, Tomcat and Maven
  • Experience with AWS Services: S3, ECS, RDS
  • Exposure and participation in Agile / Scrum environment
  • Japanese language preferred, not essential

Other offers great for you!

These companies are also looking for great profiles

Visian

Développeur Fullstack Java /React

520

Freelance

Paris, France

Hybrid

Skills

DockerReactNodeSpring BootKubernetes

8 months ago

Quick apply

Groupe c8g

Développeur Fullstack Java (H/F)

375

Freelance

Remote

Skills

ReactAngularVueJavaSpring BootJavascriptAPI rest

3 months ago

Quick apply

Soors

Développeur Fullstack Java / Angular & Scrum Master H/F

Freelance

33600 Pessac, France

Hybrid

Skills

AngularJava

3 hours ago

Quick apply

The best place to find your next move

© 2026. All Rights Reserved.

Talents

Find a job

Create a profile

Solutions and tools