Work with a cutting-edge technology stack (Java 21, Spring Boot, React, Docker, Kubernetes, cloud storage)
Leadership and collaboration opportunities with top engineers and product managers
Senior Java Backend Developer – Digital Asset Management Platform
Location:
Tokyo
About The Project
Join a high-impact initiative to rebuild and expand a legacy Digital Asset Management (DAM) platform for a leading e-commerce marketplace.
The new system will feature a robust core API, cloud-based object storage, a React-powered Web UI, and external APIs for seamless integration.
Key ResponsibilitiesLead backend development using Java 21 and Spring Boot
Collaborate with a small frontend team utilizing a React-based framework
Design and develop REST APIs with strong emphasis on testing (JUnit) and code reviews
Architect scalable, maintainable systems for high-traffic environments
Integrate relational (MySQL/distributed) and NoSQL databases, caching, and messaging systems (Redis, Kafka, RabbitMQ, Memcached)
Implement container architectures (Docker, Kubernetes)
Work closely with engineers and product managers to drive technology selection and detailed design
Break down work into actionable tasks and manage execution
Required Skills
5+ years backend development experience (Java/Spring Boot)
5+ years REST API design and development, JUnit testing, code reviews
Experience with relational and distributed databases
Hands-on experience with container architectures (Docker, Kubernetes)
Experience with application design for traffic scalability
Experience implementing caching and integrating NoSQL/messaging systems
Experience in frontend development using React (small team, 1–2 engineers)
Tech Lead Additional Requirements
Experience managing large-scale development projects (50+ person-months), including parallel management of multiple projects
5+ years as a Tech Lead, including architecture design for high-traffic web systems and technical decision-making
Experience designing systems for scalability and maintainability
Experience with Google Cloud Storage
Mindset & Behavior
Strong leadership in decision-making and problem-solving
Effective communicator, able to lead meetings and collaborate with stakeholders
Ability to break down work and manage execution
Ready to make an impact?
Apply now to help shape the future of digital asset management for a leading e-commerce platform
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