Senior Backend Engineer – Build Scalable Solutions for FinTech Excellence!

■ Job Title
Senior Backend Engineer

■ Company Overview 

We are a leading FinTech company shaping the future of personal and corporate financial management in Japan. With a mission to simplify money matters, our innovative digital solutions empower individuals and businesses to achieve greater financial clarity and success.

Our work culture values collaboration, creativity, and continuous growth, offering team members a chance to contribute to impactful products used by millions. If you’re passionate about building scalable systems and transforming the financial landscape, this opportunity is tailored for you!

■ Overall Position Details 

As a Senior Backend Software Engineer, you will be responsible for building brand-new reporting features for our accounting cloud service, mainly using Go.

■ Responsibilities and Duties

• Develop reporting functionalities on our cloud accounting product for over mid-sized companies with Go
• Develop customizable reporting functionalities
• Write scalable, robust, testable, efficient, and easily maintainable code
• Lead team members from a technical perspective
• Participate in discussions on product specifications or customer feedback with members from other functions
• Create system requirements that include functional and non-functional requirements
• Collaborate with team members, Engineering Manager, Product Manager, Designer, and any other stakeholders
• Ship software to the production environment
• Monitor the production environment and if any issues happen, fix and recover the system
• Share your knowledge with team members and other engineers
• Contribute to improvements in the development process, communication, team building, etc

■ Experience and Qualifications

• Computer Science / Engineering Bachelor’s degree or related technical field
• 5+ years of software development experience
• Experience in leading product development with Go
• Experience with RDBM
• Experience with system design
• Experience with working in an Agile/Scrum team
• Team player
• Strong interpersonal skills
• Solution-oriented and result-driven
• Currently based in Japan and be able to commute to the office in Tokyo 2 days per week

■ Desired Qualifications

• Experience with accounting domain service development and operations (e.g. accounting, reporting)
• Experience with AWS or other public cloud services
• Experience with infrastructure building
• Experience with CI/CD
• Experience with React.js or other frontend technologies
• Successful track record of developing quality software products and shipping production-ready software
• Interest in learning Japanese

■ Required language skills

• Business level English proficiency (TOEIC score of 700 or above equivalent)
• Japanese proficiency is a bonus (not mandatory)

■ Work Location
Tokyo, Japan

■ Contract term
Permanent

Details will be provided during the meeting.