Database Administrator

Description:

The Technical Infrastructure SRE team is responsible for managing the whole infrastructure and applications. Our mission is to ensure all production systems can support our fast growing world-wide user base as well as keep the entire systems stable, efficient and cost effective. We manage deployments, system capacity, traffic scheduling, fault tolerance, disaster recovery, emergency response, automations, operation platforms development, etc.

Our team is full of diversity. We have team members in Singapore and China. Now we are extending our teams to Ireland. We are looking forward to seeing new talents joining our team and together helping TikTok grow.

What the team does:
1. Reliability: Ensuring the reliability and efficiency of our core infrastructure, focusing on system capacity and stability; setting up reliability standards and recovery SOP.
2. Reliability: Troubleshooting and locating the technical issues, bottleneck analysis, managing system high availability architecture transformation and upgrading.
3. Efficiency: Building automated operation solutions for large-scale systems; partnering with system development teams for system iteration.
4. Efficiency: Designing and implementing software platforms and monitoring frameworks for efficient, automated, and intelligent service-oriented architecture (SOA) governance.
5. Cost: There are millions of CPUs. We should build delivery standards, and monitor and budget systems to optimize the cost of the company.
6. Compliance: Designing and setting up new IDC; designing and implementing data protection plan to meet the standard requirement.

What you will be doing:
- Manage day-to-day operations, such as monitoring, backup, performance tuning, and failure handling of database systems;
- Participate in schema design, implementation, and data migration over a large MongoDB sharded cluster;
- Build end-to-end solutions over MongoDB infrastructure, with a focus on performance, high availability, and growth needs of our customers;
- Create tools and automation to improve database administration and management efficiency;
- Responsible for database middleware testing, maintenance, and management;
- Participate in regular on-call duties.

Qualifications

What you should have:
- Bachelor's / Master's Degree in Computer Science or related major, with at least 2 years of relevant experience;
- Solid basic knowledge of computer software, understanding of Linux operating system, storage, network IO and other related principles.
- Familiar with one or more programming languages, such as Python, Go, and Java. Knowledge of design patterns and coding principles is necessary.