Senior Software Engineer (Rust) / SaaS Platform

-------------【About the company ...】-------------

The company was established in May 2012 to solve the money issues of individuals and companies through the services, and to make users' lives more positive and forward-thinking.
Through their services, they aim to become the No. 1 "money platform" in Japan by relieving individuals of their money worries and anxieties, improving corporate management, and increasing domestic productivity.

-------------【 Job Description 】-------------

Responsibilities and Duties
Lead the design, development, and deployment of frontend and backend services.
Work to optimize existing systems for scalability and performance
Ensure code quality, best practices, and documentation throughout the development lifecycle.
Stay abreast of the latest developments in backend technologies to drive innovation continually.
Collaborate with other teams to integrate our microservices.

Technology stack
Rust, Java, JavaScript and TypeScript (Next.js)
AWS, EKS
MySQL
Apache Kafka
Datadog
CircleCI, GitHub Actions, ArgoCD
GitHub

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【 Working time 】

9:30~18:30 *Flextime

【 Welfare 】
■Full Social Insurance
■Commuting Allowance
■Defined Contribution Pension
■Employee Shareholding System
■Medical Checkup
■Training/Self Development Allowance
■Housing allowance for the neighborhood and celebration for moving to the neighborhood
■Influenza vaccination
■Subsidy for purchasing books
■Preferential treatment when using the following services (*limited to the company's contracted businesses)
　- Rental brokerage
　- Housekeeping service
　- Babysitting
　- Online English conversation school

【 Holiday 】

• Saturday/Sunday/National Holiday
• Annual Paid Leave
• New Year Holiday
• Summer Holiday
• Winter Holiday, etc

【Qualification】
Bachelor's degree in computer science, engineering, or related technical field. Or equivalent work experience.
Proven track record of developing complex web applications as a Senior Software Engineer.
Team player with a penchant for mentoring and developing junior engineers.
A shared belief in the company's Mission/Vision/Values/Culture.

【Required】
3+ years of professional software engineering experience designing, building, and running cloud services with one or several of Rust, C++, Go and Java.
Familiarity or willingness to learn Rust.
Hands on experience building and maintaining REST microservices using NoSQL storage or RDBMS such as MySQL.
Strong understanding of microservices architecture and modern web/cloud development practices.
Experience implementing tools, process, internal instrumentation, methodologies and resolving blockages.
Experience with a continuous integration workflow and using source control (we use git).
Experience with container technologies such as Docker.
Ability to translate business requirements into scalable and maintainable code. Domain-driven design experience is a plus.

【Preferred】
Solid experience with Rust and Java.
Experience with Kubernetes and Apache Kafka.

【Language Requirement】
English: Basic CEFR - B2
Japanese: Fluent CEFR - C1