Bilingual Senior Database Engineer (DBA)

Jobot; Montebello (CA); On-site; USD 135,000 - 155,000; Full time

Benefits offered by this job

Competitive Compensation

Growth role

Full Benefits, including 401K

PTO and Holiday Pay

Job summary

Jobot is seeking a Bilingual Senior Database Engineer (DBA) to own and optimize our data infrastructure across MySQL, OceanBase, Redis, MongoDB, and Oracle. You will lead large migrations, improve performance, and design scalable database architectures for a high-volume logistics platform.

The role requires 5+ years DBA experience, strong cross-cloud migration skills, and fluency in English and Mandarin. On-site in Montebello, CA with full benefits and growth opportunities.

Qualifications

• Bachelor's degree or above in a computer-related field and 5+ years of DBA experience.
• Deep MySQL expertise with InnoDB, GTID, and sharding experience.
• Redis familiarity with data structures, persistence, clustering, and governance.
• Oracle operations and performance optimization knowledge.
• Led at least 2 TB-level cross-data-center or cross-cloud migrations.
• Strong ability to tune performance across hardware, OS, and DB parameters.

Responsibilities

• Manage high-availability deployment, monitoring, backup, recovery, and troubleshooting of MySQL, OceanBase, Redis, MongoDB, and Oracle.
• Lead TB-scale online migrations across data centers and clouds (Azure/AWS) with zero data loss.
• Analyze slow queries, optimize indexes, improve Redis hit rate, and tackle high-concurrency bottlenecks.
• Participate in schema reviews, develop sharding and read-write separation solutions, and governance SOPs.
• Develop automated ops tools for backups, health checks, and capacity forecasting.
• Collaborate with development and operations to fix database issues for order systems and dashboards.

Skills

DBA experience

MySQL expertise

Redis proficiency

Oracle familiarity

Cross-data-center migrations

Performance tuning

Education

Bachelor's degree or above in computer-related major

Tools

DTM

OMS

gh-ost

Job description

Bilingual Senior Database Engineer (DBA)

$135000 - $155000 per year | Montebello, CA | On-site | Permanent

A bit about us:

We are a tech-enabled last mile delivery provider that specializes in connecting ecommerce shippers to their customers through fast and reliable delivery services. We offer next-day and 2-day delivery options tailored for retailers, marketplaces, and direct-to-consumer brands, along with seamless integration for logistics providers and 3PLs.

Our focus is on technical innovation, our company ensures real-time tracking, SMS updates, and cost-effective solutions to enhance the delivery experience. Our services cover over 11,000 zip codes across the U.S. and Canada, reaching a population of 175 million customers.

Why join us?

• Competitive Compensation
• Growth role
• Full Benefits, including 401K
• Growing Tech-Focused Company
• PTO and Holiday Pay

Job Details

We are a fast-growing cross-border logistics technology company with business spanning global multi-region warehousing, real-time shipment tracking, cross-border customs data exchange, and logistics financial settlement. The company processes large volumes of shipment tracking updates, order queries, warehouse operations, financial settlement, and customer data access requests every day. Database stability, data consistency, backup and recovery, access permission control, and data security compliance are core requirements.

We are looking for an experienced Bilingual (English/Mandarin) DBA expert to join us in building a stable, secure, and auditable data infrastructure.

We will sponsor a candidate for this role.

Responsibilities ad Duties:

Core Database Operations

Responsible for high-availability deployment, daily monitoring, backup and recovery, and troubleshooting of the company's MySQL, OceanBase, Redis, MongoDB, and Oracle databases.

Large-Scale Migration & Upgrades

Lead TB-level online database migrations across data centers and across clouds, such as Azure / AWS, version upgrades, and data archiving projects, ensuring zero business interruption and zero data loss.

Performance Optimization & Stability

Analyze slow queries and design appropriate indexes; optimize Redis cache hit rate and MongoDB aggregation pipeline performance; resolve high-concurrency bottlenecks such as logistics trajectory write peaks and inventory deduction.

Architecture Design & Standards

Participate in business database schema reviews; develop sharding solutions, such as ShardingSphere / Proxy, and read-write separation solutions; refine DBA operations SOPs and full-lifecycle data governance.

Automation & Cost Management

Develop automated operations tools, including backup verification, health inspection, and capacity forecasting.

Collaborative Support

Work with development and operations teams to diagnose and fix database-related issues for the logistics order system, POS / DMS, real-time dashboards, and more.

Education/Requirements

• Bachelor's degree or above in a computer-related major, with 5+ years of DBA experience, including at least 3 years of DBA experience in large-scale online production environments with average daily QPS > 10,000.
• Deep MySQL expertise: familiar with InnoDB internals, GTID replication, Orchestrator high availability, and hands-on sharding experience.
• Redis proficiency: familiar with 5+ data structures, persistence mechanisms such as RDB / AOF, cluster scaling, hot-key governance, and big-key governance.
• Oracle familiarity: daily operations and performance optimization.
• Large-scale migration experience: led at least 2 TB-level cross-data-center / cross-cloud smooth database migration projects using tools such as DTM, OMS, or gh-ost.
• Performance tuning ability: able to independently perform deep optimization across hardware, operating system, database parameters, SQL, and architecture, and produce quantifiable reports.

Preferred Qualifications

• DBA experience with cross-border logistics, e-commerce, or financial transaction systems, with an understanding of multi-region data compliance such as GDPR.
• Familiarity with other databases, including TiDB, ClickHouse, and Elasticsearch.
• Proficiency in Python / Go / Shell, with experience building automated DBA tool platforms.
• Cloud vendor certifications, such as AWS SAA / DOP or Alibaba Cloud ACP / ACE, or database certifications such as OCP or MCDBA.
• Experience operating stateful databases in Kubernetes environments.
• Fluent in Chinese and English.

Jobot is an Equal Opportunity Employer. We provide an inclusive work environment that celebrates diversity and all qualified candidates receive consideration for employment without regard to race, color, sex, sexual orientation, gender identity, religion, national origin, age (40 and over), disability, military status, genetic information or any other basis protected by applicable federal, state, or local laws. Jobot also prohibits harassment of applicants or employees based on any of these protected categories. It is Jobot's policy to comply with all applicable federal, state and local laws respecting consideration of unemployment status in making hiring decisions.

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