案件名: Back-End Engineer---PK
案件種類: Permanent
雇用形態: Full-time
業界: IT & Telecommunications / IT・通信
専門: Technical (IT) / 技術職(IT)
給与: 交渉可
掲載済み案件: 2026-03-24
案件ID: 70680

職務内容

Career Opportunity for a Back-End Engineer in Japan! 

 

■ Back-End Engineer 

 

■ Company Overview

  A leading digital payments and fintech company in Japan, focused on transforming cashless transactions through a widely used mobile payment platform. It offers convenient financial services for consumers and merchants, with strong market presence, rapid innovation, and continuous expansion across the Japanese digital economy  

 

■ Your Role and Responsibilities 

● Support the design, implementation and delivery of large scale, and complex, systems, while collaborating with product managers, frontend engineers or other team members.
● Understand how to leverage infrastructure to solve large scale problems. Contribute to the team by sharing knowledge, participating in code reviews and providing feedback to uphold and ensure best practices.
● Triage, debug and resolve product issues or other incoming troubles inquiries
● Adopt problem solving as a way of life – always go to the root cause! Support the code you write in production.  

 

 

■ Experience and Qualifications

● Skills in OOP language such as C# or other JVM language, such as Scala are welcome Experience with RDBMS, NoSQL databases along with distributed cache.
● Strong fundamentals in data structures, algorithms and object oriented programming.
● In-depth understanding of concurrency and distributed computing.
● Experience implementing platform components such as RESTful APIs, Pub/Sub Systems, and Database Clients. Experience with microservices and event-driven architectures. Experience designing high traffic systems.
● Degree in Computer Engineering or Computer Science or 3+ years equivalent experience in SaaS platform development.
● English business proficiency 



■ Additional Preferred Qualifications
● Domain-driven development knowledge
● Java/Spring Boot experience
● GRPC and Kafka development experience
● Experience in a multicultural environment
● Stakeholder management is welcomed Japanese conversational proficiency is a plus  



■ Good Reasons to Join

● Remote/Hybrid position in Japan

● Work with International team members
● Full Flex Time (No Core Time) In principle, 9:00am ~ 5:45pm (actual working hours: 7h45m + 1h break)  

 

 

■ Work Location

Tokyo, Japan
You can live anywhere in Japan

 

Details will be provided during the meeting.