Staff Database Engineer

• Maintain scalable, reliable, and robust production database environments across various database systems, including MySQL, ClickHouse, and MongoDB. - Continuously monitor database health, proactively diagnose issues, and implement resolutions as needed. - Optimize database performance through query tuning, index optimization, and performance diagnostics. - Develop and maintain database tools and automation scripts to streamline operations and reduce manual toil. - Collaborate with development teams and engineers to provide guidance on database design, best practices, and architectural decisions. - Manage database upgrades, migrations, and schema changes while ensuring minimal disruption and improved performance. - Triage and resolve database issues, driving incidents to resolution and implementing preventative measures. - Conduct capacity planning and benchmarking across multiple database technologies. - Ensure data integrity, high availability, security, and privacy compliance across all database environments. - Provide 24/7 escalated on-call support as part of a pager rotation. Job Requirements

• Bachelor’s degree in Computer Science, Information Systems, or a related technical field, or equivalent experience. - 4+ years of hands-on MySQL database management experience. - 4+ years of experience with Azure, AWS, or any other major cloud provider. - Strong understanding of distributed and replicated database architectures. - Proven troubleshooting and problem-solving skills, with a strong sense of ownership and accountability. - Experience in monitoring and analyzing system performance, identifying bottlenecks, and improving database reliability and scalability. - Proficiency in at least one scripting language (e.g., Golang, Shell); familiarity with Golang development is a plus. - Passion for solving scalability and performance challenges in large-scale environments. - Ability to remain calm and focused under pressure, especially during critical incidents. - Strong expertise in Linux operating systems, storage, networking, and related system principles. Nice to Have

• Bilingual fluency in Mandarin and English is highly preferred. - 5+ years of experience managing MySQL at scale in high-performance environments. - Experience with ClickHouse, MongoDB, or other distributed database systems. - Deep knowledge of database internals, including the ability to independently deploy and optimize open-source tools like Percona or MySQL source code. - Hands-on experience with Golang development or proficiency in other programming languages for automation. - Hands-on experience using multiple AI models (Claude Code, ChatGPT, Gemini) to solve real-world problems, including troubleshooting model limitations, comparing outputs, and applying prompt tuning strategies to improve result quality

• Experience building AI-driven operations tools or platforms from scratch, covering requirements, architecture design, and production deployment. - Participated in team-wide AI tooling transformation initiatives; contributed to or established shared asset libraries covering Prompts, MCP integrations, and Skills. - Familiar with AI application frameworks such as LangChain and LlamaIndex, with practical experience integrating them with relational or vector databases. - Able to systematically structure and document database tuning knowledge into AI-consumable formats (knowledge bases, RAG corpora, Skill libraries), driving continuous improvement of team-wide tuning capabilities. Benefits and Perks

• Bonus and RSU eligible

• Healthcare (medical, dental, vision, prescription drugs)

• Health Savings Account with Employer Funding

• Flexible Spending Accounts (Healthcare and Dependent care)

• Company-Paid Basic Life/AD&D insurance

• Company-Paid Short-Term and Long-Term Disability

• Voluntary Benefit Offerings (Voluntary Life/AD&D, Hospital Indemnity, Critical Illness, and Accident)

• Employee Assistance Program

• Business Travel Accident Insurance

• 401(k) Savings Plan with discretionary company match and access to a financial advisor

• Vacation, paid holidays, floating holiday and sick days

• Employee discounts

• Free weekly catered lunch

• Dog-friendly office (available at select locations)

• Free gym access (available at select locations)

• Free swag giveaways

• Annual Holiday Party

• Invitations to pop-ups and other company events

• Complimentary daily office snacks and beverages

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