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Updated 2025-05-01
Activated 2025-05-01

(HR Tech) Backend Engineer (Scala) | Flextime & Hybrid Work

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This posting is managed by: G Talent/Bizmates, Inc.
Company Name Company is not publicly visible
Job Type
G Talent/Bizmates, Inc.
IT (PC, Web, Unix) - Back-End Engineer
IT (PC, Web, Unix) - Fullstack Engineer
Industry Internet Services/ISP (Internet Service Provider)
Location Asia Japan Tokyo Shibuya

Job Description 【About HR Tech Division】
The company is the developer of Track, an award-winning skills assessment and training platform.
They are currently on an exciting mission to modernize Japan's hiring culture and help companies build and maintain strong engineering teams.
They are planning to expand their product line, enhance their UI/UX, roll out new microservices, and build out new features this year and beyond, and expect you to be a big part of the planning and building out.

【Development Environment】
Serverside: Scala
Frontend: React, Typescript
Database: PostgreSQL (RDS)
Infrastructure: AWS（ALB, ECS, RDS, S3, Lambda), Docker, Redis, Terraform

【Responsibilities】
Design, develop, maintain, and test new and existing back-end functionality for Givery's platform, primarily using Scala.
Work with the team to evaluate and clarify product requirements and provide technical solutions that meet user needs.
Participate in strategic decision making and recommend optimal and efficient solutions.
Work closely with a diverse and distributed engineering team to maintain a high quality code base and continually learn from and mentor each other.
Monitor and respond quickly to issues in the production environment to ensure stable operation of the service. (** The company prides itself on releasing high quality, bug-free code. Production issues are very rare and most are handled during core business hours.)
Company Info Due to social changes such as the declining labor force and technological development in recent years, the time has come when everyone can choose their own way of life and work.
In such an era when “individual power” is important, the company develops the following businesses with the mission of creating a “growth ecosystem” that supports all those who are making efforts to get closer to their dreams. doing.

・ HR Tech business
・ Conversation Tech business
・ Incubation business
Working Hours Flextime
Job
Requirements		 【Required】
3+ years of professional experience driving back-end work for commercial products using JVM-based languages (Scala, Kotlin, Java) or related modern programming languages
Experience building REST APIs running on distributed infrastructure
Strong interest in and practical application of basic functional programming concepts
Familiarity with non-blocking, asynchronous programming techniques (e.g., Futures, Akka/Actors, Typelevel/IO)
Experience with relational databases (e.g. PostgreSQL, MySQL)
Understanding and experience in creating and maintaining automated test suites (e.g., integration tests, unit tests, property-based tests)
Experience working with cloud service providers (AWS / GCP / Azure)
Business level English proficiency

【Preferred】
Proficient in Scala 2 and 3
Experience with Node.js/NestJS, Go, Rust
Experience with React (no allergies to front-end development tasks)
Proficiency in spoken and written Japanese
English Level Business Conversation Level (TOEIC 735-860)
Japanese Level Minimum Communication Level
Chinese Level None
Salary JPY - Japanese Yen JPY 6000K - JPY 8000K   
Other Salary
Description		 ◎Full social insurance (employment, workers' accident compensation, health, and employee pension)
◎Commuting allowance (up to 30,000 yen per month)
◎Family allowance (10,000 yen per month per dependent child up to 18 years old)
◎Employee meetings
◎Childcare officer enrollment
◎Language skills can be utilized
◎Interview with president and executives
◎Average age of employees is in their late 20s
Holidays Saturday/Sunday/National Holiday
Annual Paid Leave
New Year Holiday
Parental Leave
Job Contract
Period		 Fulltime
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