Database Support Engineer (Japanese Speaking)
J
JobgetherCloud Development
Candidates based in Japan are preferred, while other locations may be considered, Japan business hoursFull-TimeSenior
Salary not disclosed
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Job Details
- Languages
- Japanese, English
- Experience
- 6+ years
- Required Skills
- AWSPostgreSQLSQLLinux
Requirements
- 6+ years of experience in technical support, backend engineering, Site Reliability Engineering, or a comparable technical role.
- Deep knowledge of PostgreSQL internals, including autovacuum, WAL growth, long-running transactions, table bloat, and related database behavior.
- Strong expertise in SQL performance analysis and query optimization.
- Experience troubleshooting complex technical environments, including multi-tenant database and schema patterns.
- Ability to debug edge functions and understand distributed system behavior when diagnosing complex failures.
- Hands-on experience resolving data migration challenges, including pg_dump/restore, schema drift, failed migrations, and safe recovery procedures.
- Experience with cloud hosting platforms such as AWS.
- Comfortable working in terminal-based and Linux environments.
- Strong analytical and troubleshooting skills, with the ability to form, test, and refine hypotheses quickly in high-volume support situations.
- Fluent bilingual Japanese and English communication skills.
- Professional experience supporting complex technical products in Japanese for native Japanese-speaking users.
- Ability to work during Japan business hours.
Responsibilities
- Investigate and resolve advanced technical issues involving PostgreSQL, authentication, row-level security, storage, realtime systems, edge functions, and client libraries.
- Provide proactive, consultative guidance to advanced users, helping them optimize workloads, avoid common pitfalls, and implement effective solutions.
- Reproduce reported bugs, isolate root causes, develop workarounds, and escalate issues to engineering with clear reproduction steps and technical context.
- Ask targeted diagnostic questions to transform incomplete customer reports into actionable technical cases.
- Communicate clearly, empathetically, and effectively with users of different technical backgrounds, particularly during high-impact or time-sensitive situations.
- Identify recurring patterns across support cases and recommend improvements to documentation, internal tooling, and product functionality.
- Collaborate closely with engineering teams to share customer insights and contribute to product quality and developer experience improvements.
- Mentor junior support team members and contribute to consistently high support standards.
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