Database Support Engineer (Japanese Speaking)

Stack

Responsibilities

• ▹Investigate and resolve advanced customer issues across Postgres, Auth, RLS, Storage, Realtime, Edge Functions and client libraries
• ▹Provide consultative, proactive advice to optimize workloads and avoid common pitfalls for advanced users
• ▹Reproduce bugs, isolate root causes, propose workarounds and escalate to engineering with solid repro steps
• ▹Ask targeted questions that turn incomplete reports into actionable cases
• ▹Communicate clearly and empathetically with users of all levels, especially in time-sensitive situations
• ▹Spot patterns across tickets and recommend improvements to docs, tooling and the product
• ▹Mentor junior team members and raise the bar for support quality

Requirements

• ▹6+ years in technical support, backend engineering, SRE or similar
• ▹Deep PostgreSQL knowledge: autovacuum behavior, WAL growth, long-running transactions, table bloat and other internals
• ▹Strong high-performance SQL and query optimization
• ▹Comfortable troubleshooting complex setups, including multi-tenant schema patterns
• ▹Able to debug edge functions and understand distributed system behavior
• ▹Experience with data migration issues (pg_dump/restore, schema drift, failed migrations) and safe recovery
• ▹Hands-on experience with cloud hosting providers such as AWS
• ▹Comfortable in terminal and Linux environments
• ▹Fluent bilingual Japanese/English
• ▹Experience supporting complex technical products in Japanese with native speakers

Nice to have

• ▹Ideally located in Japan, but location is flexible as long as you can work Japan business hours

Soft skills

What we offer

• ▹Fully remote, hiring globally
• ▹WeWork membership or co-working allowance anywhere in the world
• ▹ESOP: every team member receives equity
• ▹Tech allowance for your work setup
• ▹Health insurance: 100% covered for employees and 80% for dependents
• ▹Annual company off-site, one week a year

About the company

Supabase is the Postgres development platform, built by developers for developers. It offers a complete backend solution with Database, Auth, Storage, Edge Functions, Realtime and Vector Search.