案件名: Back-end developer--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: 2026-01-09
案件ID: 68546

職務内容

Career Opportunity for a Back-End Engineer in Japan!

 

■ Front-End Engineer

 

■ Company Overview

A leading fintech company in Japan that has rapidly scaled to over 70 million users since its launch in 2018. The team is highly diverse, comprising professionals from approximately 50 different countries, fostering a global and inclusive work environment.

 

■ Your Role and Responsibilities
● Develop and operate the Backend Application system for Securities  product (PHP, Java, SpringBoot, Kotlin, MySQL/AuroraDB)
● Design large scale systems with high complexity to support our high throughput applications
● Understand how to leverage infrastructure for solving such large scale problems
● Develop tools and contribute to open source wherever possible
● Adopt problem solving as a way of life – always go to the root cause! 

 

■ Experience and Qualifications
● 3-5 experience in developing Backend Application for company products 
● Experience in using Java/PHP under a professional environment, or if you are non-Java user, excellent skills in generalized programming languages, such as Scala, Python and Go.
● Interest and ability to learn other coding languages as needed.
● Experience with NoSQL databases and distributed cache.
● Strong fundamentals in data structures, algorithms and object oriented programming In-depth understanding of concurrency and distributed computing
● Degree in Computer Engineering or Computer Science or 5+ years equivalent experience in SaaS platform development
● Business level in either English or Japanese (JLPT N1) 

 

 

■ Additional Preferred Qualifications
● Experience with implementing platform components such as RESTful APIs, Pub/Sub Systems, Database Clients
● Experience with AWS services
● Experience in system design, development of web system which handles massive amount of transactions or requires scalability
● Experience with Microservices
● Experience in working for system development in securities, finance, or similar industries
● Experience in developing inhouse Product/Service 

 


■ Good Reasons to Join

● Hybrid work culture 

 

■ Work Location

Tokyo, Japan (flexible working style)

 

Details will be provided during the meeting.