Senior Backend Engineer Go

Position Overview: Hiring software engineers to build a new quality assurance and test automation platform. Strong development and coding skills are essential; experience with test automation is welcome but not required. The role focuses on creating tools, frameworks, and infrastructure for large‑scale continuous testing to ensure high product quality. Key Responsibilities: ・Analyze business and technical requirements to design our backend systems. ・Implement the designed system yourself with good documentation and tests. ・Review other backend engineers' design and code. ・Collaborate with frontend engineers, product designers, and architects. ・Build CI/CD pipelines. ・Run and operate the backend services on Google Cloud. Job Requirements: [Required requirements] ・5+ years of experience working in development roles in B2B software engineering. ・Hands-on experience in writing software in Go. ・Experience with Kubernetes. ・Knowledge and experience with CI/CD. [Welcome requirements] ・Experience with Google Cloud, gRPC, or Istio/Envoy. ・Knowledge of OAuth2, OIDC, SCIM, and SAML. ・Experience in building AI features/functionalities ・Experience in building and managing production services Language Requirements: ・English Level: Business Conversation Level (TOEIC 735-860) ・Japanese Level: Native Level Working Hours: 09:00 - 18:00 Benefits: ・Comprehensive health and social insurance. ・Visa sponsorship and relocation support for candidates outside Japan. ・Remote work allowance: JPY 5,000/month. ・New tech equipment (PC provided). ・Skill and language learning support: JPY 120,000/year. Holidays: ・121 days per year ・Two days off per week (Saturday and Sunday), public holidays in Japan ・20 days of paid leave, 5 days of proactive personal leave, 5 days of family care, Personal sick leave, Parental leave.