Database Support Engineer (Japanese Speaking)

Accountabilities:: 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. 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; candidates based in Japan are preferred, while other locations may be considered. Strong written and verbal communication skills, empathy, ownership, and the ability to collaborate effectively in an asynchronous environment. Benefits: Fully remote work with the flexibility to work from anywhere. WeWork membership or coworking allowance to support a productive workspace. Employee equity ownership through an ESOP program. Technology allowance for equipment such as laptops, monitors, headphones, and other work essentials. Health insurance coverage of 100% for employees and 80% for dependents. Annual company-wide off-site gathering in a different city. Flexible, asynchronous working environment with significant autonomy over your schedule. Annual professional development and education allowance for courses, books, conferences, and other learning opportunities. Opportunity to work with a globally distributed team spanning more than 60 countries and 20+ languages. Exposure to open-source technologies and developer-focused products used at significant scale.