Job title: Backend Engineer -RC
Job type: Permanent
Emp type: Full-time
Industry: IT & Telecommunications / IT・通信
Functional Expertise: Technical (IT) / 技術職(IT)
Salary: Negotiable
Location: Tokyo, Japan
Job published: 2026-06-17
Job ID: 73111

Job Description

Career Opportunity for a Backend Engineer in Japan! 

 

■ Backend Engineer 

 

■ Company Overview

An e-commerce, fintech, digital content and communications company with more than 30,000 employees, and operations in 30 countries and regions.

 

■ Your Role and Responsibilities 

You will primarily be responsible for the development and operation and API services. Specifically, you will engage in backend system development using Java and Spring, covering a wide range of tasks from architecture consideration and system design to responding to user inquiries. Collaboration with related teams and handling large-scale traffic will also be required. This role offers the opportunity to refine your technical skills while working collaboratively with the team to achieve results. As a backend engineer in this position, you are expected to become a role model for the next generation of engineers and lead the organization's growth.

Responsibilities

Java, Spring Framework, Spring Boot, Spring Data, Spring Cloud Config, JUnit, Apache Maven, IntelliJ

Middleware:

Oracle Database, Oracle GoldenGate for Big Data, MongoDB, Redis, Elasticsearch, Kafka, RabbitMQ, Kong, Nginx, Tomcat

Infrastructure:

Private cloud IaaS (Virtual Machine)

Monitoring:

Jennifer (APM), New Relic (APM), ELK stack (Elasticsearch, Logstash, Kibana), Prometheus, Grafana, Oracle Enterprise Manager, MongoDB Ops Manager, PagerDuty

CI/CD:

Jenkins, SonarQube, Ansible

 

 

■ Experience and Qualifications

●Over 6 years of experience in designing, developing, and operating large-scale Web APIs on Linux servers using Java and Spring Framework.

●Experience in table design / query creation for efficient utilization of RDBMS like Oracle Database and NoSQL databases like MongoDB/Redis, as well as experience with ElasticSearch.

●Experience with distributed development using GitHub/Bitbucket or similar version control systems and Pull Requests

●Involves others in order to solve problems or improve the situation

●Having inquiring mind for various issues/items.

●Having passion to learn continuously in a fast-moving environment.

●Must be able to communicate effectively with various stakeholders

●Willing to tackle new challenges and drive improvements, NOT satisfied with the status quo and routine work.

 

■ Additional Preferred Qualifications
Technical Skills

●Experience in developing and operating messaging services such as Kafka and MQ.

●Experience in operating high-traffic services, including performance tuning and access control.

 

■ Good Reasons to Join

● Hybrid position in Japan

● Work with International team members

 

■ Work Location

Tokyo, Japan

 

Details will be provided during the meeting.

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