Senior Backend Engineer (Go / Kubernetes) — Tokyo

About Abbeal Abbeal is an international IT consulting firm (France, Japan, Canada). Join Abbeal's Tokyo team to build and operate critical backend platforms for Japanese FinTech clients — high-scale, reliability-focused systems in a modern Go and cloud-native stack. Context You will join Abbeal's engineering team in Tokyo, embedded on backend platforms for FinTech clients. Expect high-ownership work on distributed services, strong reliability requirements, and a modern cloud-native toolchain. English-speaking environment; Japanese is not required. Your Mission Design, build, and operate backend services in Go Own reliability, scalability, and observability of distributed systems Model data and manage PostgreSQL at scale (schema design, migrations, performance) Run workloads on Kubernetes; manage infrastructure as code with Pulumi Collaborate with international teams and client stakeholders Profile 5+ years (ideally 8–12) in backend engineering, strong in Go (or a systems language with fast ramp to Go) Solid experience with Kubernetes and cloud-native operations PostgreSQL expertise and distributed systems fundamentals Infrastructure as code (Pulumi / Terraform) Fluent English; Japanese a plus but not required Location and Setup Tokyo — hybrid. Permanent (seishain) role with Abbeal. Hired and supported by Abbeal (visa sponsorship + Mobbeal expat support). Indicative range ¥9M–¥16M/year depending on experience; final package based on profile.