Site Reliability Engineer

JD.com (NASDAQ: JD and HKEX: 9618), also known as JINGDONG, has evolved from a pioneering e-commerce platform into a leading technology and service provider with supply chain at its core. Renowned for its supply chain innovation and excellence, the company has expanded into sectors including retail, technology, logistics, healthcare, and more, aiming to transform traditional business models with cutting-edge digital solutions. Know more about us: https://corporate.jd.com/

JD.com is seeking an experienced Site Reliability Engineer to join our growing technical team at Joybuy (https://www.joybuy.com/). Joybuy is JD.com’s European full-category online retail brand designed to bring customers a faster, more convenient, and cost-effective shopping experience. Offering same-day and next-day delivery across the UK, Joybuy combines speed, reliability, and affordability to meet the needs of modern shoppers. In this role, you will be responsible for monitoring, incident management, automating deployments, scaling, reliability testing, incident post-mortems, and more. You will work closely with engineering and commercial teams globally to ensure a seamless, reliable user experience while balancing the demands of development speed and operational stability in a dynamic, international environment.

Key Responsibilities:

• Monitor system performance data and receive alerts through monitoring tools, identify abnormal indicators, recognize system risks, and notify relevant colleagues to resolve issues.
• Perform emergency system recovery, execute related contingency plans, and minimize business losses.
• Address and resolve system issues and queries from local stakeholders.
• Collaborate with team members in other regions to ensure the stability of JD's European e-commerce platform system.
• Summarize system issues and solutions to continuously improve system stability.
• Work onsite in London, UK.

Minimum Qualifications:

• Bachelor's degree in Computer Science, Software Engineering, or a related field.
• 3+ years of experience in DevOps, site reliability engineering (SRE), system stability assurance, operations and maintenance development, or related fields.
• Experience with common public cloud platform products (e.g., cloud hosting, cloud storage, object storage, CDN, etc.), and proficiency in containerization technologies such as Docker and Kubernetes.
• Familiarity with Linux operating systems and common commands, with scripting languages, Shell, Python, or Go.
• Knowledge of mainstream monitoring tools such as Prometheus, Grafana, and Zabbix.
• Experience in Java microservices architecture development or operations, with expertise in Java memory tuning and performance optimization.
• Experience with common middleware, including but not limited to MySQL, Kafka, ElasticSearch, and Redis.
• Effective communication in English.

Preferred Qualifications:

• eCommerce or retail industry experience.
• Intermediate or above proficiency in the Chinese language.
• 2+ years of experience designing, analyzing, and troubleshooting large-scale distributed systems.
• Effective communication in Chinese.

What We Offer:

• 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.

JD.com is committed to creating a diverse environment and is proud to be an equal opportunity employer. All qualified applicants will receive consideration for employment without regard to race, color, religion, gender, gender identity or expression, sexual orientation, national origin, genetics, disability, age, or veteran status.