OKX

Venture capital for blockchain startups

Engineering Director - Dba

Database AdministrationConfirmed live in the last 24 hours

Full-timeSingaporeNo salary listed

About the Job

Requirements

Expertise in database services of at least one major public cloud, Alibaba Cloud or AWS, with familiarity in the other.
In-depth understanding of core principles of mainstream databases, including MySQL, PostgreSQL, and Redis, and advanced SQL optimization and troubleshooting skills.
Experience with database migration tools, including AWS DMS and Alibaba Cloud DTS, and cross-cloud synchronization solutions.
At least 5 years of DBA experience, including at least 2 years managing public cloud databases.
Hands-on experience with large-scale, terabyte-level databases, sharding, and read/write splitting.
Strong documentation skills for creating standard operating procedures and contingency plans.
Bachelor’s degree or higher in Computer Science, Software Engineering, or related fields.

Responsibilities

Design, deploy, and optimize cloud databases on Alibaba Cloud (RDS, PolarDB, Redis, MongoDB) and AWS (RDS, Aurora, ElastiCache, DynamoDB).
Select appropriate database types (relational, NoSQL, or NewSQL) and service models (managed services or self-built clusters) based on business requirements.
Implement high availability and disaster recovery solutions, such as Alibaba Cloud cross-zone deployments, AWS Multi-AZ, and cross-region replication.
Monitor database performance and health using cloud-native tools (Alibaba Cloud CloudMonitor, AWS CloudWatch) and third-party tools (Prometheus, Grafana).
Analyze slow queries, lock conflicts, and CPU, I/O, and memory bottlenecks; optimize SQL statements and index designs.
Resolve production database incidents, such as replication lag, connection pool exhaustion, and storage scaling issues.
Manage database access controls using Alibaba Cloud RAM policies and AWS IAM roles to ensure data security.
Perform regular database upgrades and audit log analysis to comply with GDPR, Multi-Tier Cloud Security Certification (MLPS), and other regulations.
Automate database deployment and operations using Terraform, Ansible, or cloud-native tools such as Alibaba Cloud ROS and AWS CloudFormation.
Optimize cloud costs through auto-scaling, reserved instances, and storage tiering such as AWS S3 Glacier.
Support development teams with database design reviews, SQL code standardization, and DevOps processes such as database change management in CI/CD.
Manage a team of DBAs to ensure timely project completion and efficient incident resolution.

Desired Qualifications

Experience leading cloud database migrations, disaster recovery drills, or hybrid cloud projects.
Alibaba Cloud ACP/ACE (Database) or AWS Certified Database – Specialty certifications.

OKX will be prioritising applicants who have a current right to work in Singapore, and do not require OKX's sponsorship of a visa.

Who We Are

At OKX, we believe that the future will be reshaped by crypto, and ultimately contribute to every individual's freedom. OKX is a leading crypto exchange, and the developer of OKX Wallet, giving millions access to crypto trading and decentralized crypto applications (dApps). OKX is also a trusted brand by hundreds of large institutions seeking access to crypto markets. We are safe and reliable, backed by our Proof of Reserves. Across our multiple offices globally, we are united by our core principles: We Before Me, Do the Right Thing, and Get Things Done. These shared values drive our culture, shape our processes, and foster a friendly, rewarding, and diverse environment for every OK-er. OKX is part of OKG, a group that brings the value of Blockchain to users around the world, through our leading products OKX, OKX Wallet, OKLink and more.

About the Opportunity

We are looking for a Senior Staff Engineer/Engineering Director who will be responsible for the design, deployment, optimisation, and full lifecycle management of enterprise-level cloud database platforms. Lead the implementation of multi-cloud architectures for Alibaba Cloud and AWS databases, ensuring high availability, high performance, and cost optimization.

What You'll Be Doing

1. Database Architecture Design & Optimization
  1. Design, deploy, and optimize cloud databases on Alibaba Cloud (RDS, PolarDB, Redis, MongoDB) and AWS (RDS, Aurora, ElastiCache, DynamoDB).
  2. Select appropriate database types (relational/NoSQL/NewSQL) and service models (managed services vs. self-built clusters) based on business requirements.
2. Operations & Monitoring
  1. Implement high availability (HA) and disaster recovery (DR) solutions, such as Alibaba Cloud cross-zone deployments, AWS Multi-AZ, and cross-region replication.
  2. Monitor database performance and health using cloud-native tools (Alibaba Cloud CloudMonitor, AWS CloudWatch) and third-party tools (Prometheus, Grafana).
3. Performance Tuning & Incident Resolution
  1. Analyze slow queries, lock conflicts, and resource bottlenecks (CPU/IO/memory), optimizing SQL statements and index designs.
  2. Rapidly resolve production database incidents (e.g., replication lag, connection pool exhaustion, storage scaling).
4. Security & Compliance
  1. Manage database access controls via Alibaba Cloud RAM policies and AWS IAM roles to ensure data security.
  2. Perform regular database upgrades and audit log analysis to comply with GDPR, Multi-Tier Cloud Security Certification (MLPS), and other regulations.
5. Automation & Cost Management
  1. Automate database deployment and operations using Terraform, Ansible, or cloud-native tools (Alibaba Cloud ROS, AWS CloudFormation).
  2. Optimize cloud costs via auto-scaling, reserved instances, and storage tiering (e.g., AWS S3 Glacier).
6. Cross-Team Collaboration
  1. Support development teams in database design reviews, SQL code standardization, and DevOps processes (e.g., database change management in CI/CD).
7. Team Management
  1. Manage a team of DBAs to ensure timely completion of projects and efficient resolution of incidents.

What We Look For In You

1. Technical Skills
  1. Expertise in database services of at least one major public cloud (Alibaba Cloud or AWS), with familiarity in the other.
  2. In-depth understanding of core principles of mainstream databases (MySQL, PostgreSQL, Redis) and advanced SQL optimization/troubleshooting skills.
  3. Experience with database migration tools (AWS DMS, Alibaba Cloud DTS) and cross-cloud synchronization solutions.
2. Experience Requirements
  1. 5+ years of DBA experience, including at least 2 years managing public cloud databases.
  2. Hands-on experience with large-scale (TB-level) databases, sharding, and read/write splitting.
  3. Experience leading cloud database migrations, DR drills, or hybrid cloud projects is preferred.
3. Soft Skills
  1. Strong documentation skills for creating SOPs and contingency plans.
  2. Excellent communication skills to coordinate development, operations, and business teams.
4. Certifications & Education
  1. Alibaba Cloud ACP/ACE (Database) or AWS Certified Database – Specialty certifications preferred.
  2. Bachelor’s degree or higher in Computer Science, Software Engineering, or related fields.

Perks & Benefits

Competitive total compensation package
L&D programs and Education subsidy for employees' growth and development
Various team building programs and company events
Wellness and meal allowances
Comprehensive healthcare schemes for employees and dependants
More that we love to tell you along the process!

Notice:

All official OKX vacancies are published on this website. While roles may appear on selected third-party platforms from time to time, information on other sites may be inaccurate or outdated. If in doubt, please apply directly through our official careers website.

Information collected and processed as part of the recruitment process of any job application you choose to submit is subject to OKX's Candidate Privacy Notice.

About the Company

OKX

Venture capital for blockchain startups

OKX Ventures acts as the investment arm of the OKX cryptocurrency exchange, funding and supporting blockchain, DeFi, and Web3 projects. It invests across a wide range of areas—from infrastructure and middleware to applications and games—aiming to strengthen the crypto ecosystem. The firm provides capital and access to OKX’s network of partners and advisors to help portfolio companies grow and succeed. Notable holdings include Polygon, Solana, and Avalanche, reflecting a strategy focused on projects with potential to impact the crypto industry at large. OKX Ventures differentiates itself through its crypto-native perspective, extensive industry network, and active involvement in portfolio development, rather than just providing funding. Its goal is to identify promising projects and help them scale, contributing to a more robust and innovative blockchain ecosystem.

Company size: 5,001-10,000
Company stage: Not listed
Total funding: $1.1B
Headquarters: Singapore, Singapore
Founded: 2017

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