Database Administrator (DBA)

JD.com is seeking a skilled and experienced Database Administrator (DBA) to join our infrastructure team based in London. You will be responsible for designing, operating, and optimizing our database infrastructure to support scalable, high-performance, and highly available systems. The cross-functional partnering teams are local technical teams and technical teams in China., * Lead the strategic design and optimization of scalable, high-performance database architectures for diverse business needs (e.g., MySQL, Redis, TiDB).

• Own day-to-day database operations across MySQL, Redis, TiDB, ensuring stability, performance, security, and smooth lifecycle management under high concurrency.
• Build and enhance end-to-end monitoring and alerting solutions using tools like Prometheus and Grafana to enable rapid detection and resolution of issues.
• Lead cross-platform database migrations and data synchronization initiatives, ensuring data integrity, consistency, and minimal service impact.
• Continuously explore emerging database technologies and share best practices through internal knowledge-sharing and documentation.
• Work closely with engineering, product, and DevOps teams to resolve database-related challenges and support project delivery.

Do you have experience in Scripting?, Do you have a Bachelor's degree?, * Bachelor's degree or higher in Computer Science, Software Engineering, or a related discipline.

• 3+ years of professional DBA experience in internet or technology-driven environments, with hands-on experience in both on-premises and cloud database systems.
• In-depth knowledge of mainstream database platforms (e.g., MySQL, Redis, TiDB), including internal architecture and advanced performance tuning techniques.
• Proficient in scripting and automation using Python, Golang, and/or Shell.
• Proven ability to design, deploy, and optimize database monitoring and observability systems independently.
• Fluency in Mandarin Chinese and English., * Basic front-end development skills.
• Work experience in large-scale multinational tech companies.
• Experience in e-commerce industry in Europe.

Joining JD.com means becoming part of a company where people, innovation, and impact go hand in hand. We offer a competitive salary, a great location, and a supportive, people-first culture where your growth truly matters. With access to global projects, learning opportunities, and an inclusive environment that values every voice, you'll have the space to shape the future with us., * A dynamic and challenging work environment in a leading global e-commerce company.

• The opportunity to work with a diverse international team and to make a significant impact on JD.com's global presence.
• Competitive salary and benefits package, including health insurance, retirement plans, and performance bonuses.

At JD.com, also known as JINGDONG, we are building one of the world's most trusted technology and supply chain ecosystems. What started as a bold idea in China has evolved into a NASDAQ-listed, Fortune 44 global enterprise serving over 700 million active customers. Powered by advanced logistics, innovative technology, and a commitment to integrity, JD.com operates across retail, logistics, technology, property and more, creating solutions that make everyday life smarter, faster, and more connected. Our Global Reach JD.com is expanding its international footprint through a digitally intelligent, cross-border supply chain and world-class logistics network, supported by platforms such as Joybuy, which brings trusted products to customers worldwide. Today, our teams operate across China, the U.S., U.K., Netherlands, France, Germany, Spain, Brazil, Hungary, Japan, South Korea, Australia, Thailand, Vietnam, Malaysia, Indonesia, Saudi Arabia, the UAE and beyond, reaching customers in every corner of the world. Learn more about who we are and what we do: https://corporate.jd.com