Senior Backend Engineer at CP Axtra, China(Hangzhou)
Core
Design and build scalable backend systems, APIs, and microservices for retail and e-commerce platforms, ensuring high performance and integration with legacy systems.
Role type
Senior Backend Engineer (E-commerce/Retail)
Builds
Scalable retail and e-commerce APIs, event-driven microservices, and AI-ready backend services
Domain
Retail and E-commerce
Deliverable
production ML models | product features
Required skills
Node.js, Java, Go, Microservices architecture, REST and GraphQL APIs, Event-driven architecture (Kafka/RabbitMQ), PostgreSQL, MongoDB, Redis, Distributed systems design, Docker, Kubernetes, CI/CD pipelines, Cloud-native architecture (AWS/Azure/GCP), System performance optimization
Preferred skills
Retail/e-commerce platform experience, Leading backend/platform engineering teams, High-scale transactional system experience, ERP/POS/payment/logistics integration experience, AI-ready backend architecture and LLM integration exposure, Event sourcing and CQRS experience, Real-time inventory/order management systems, Multi-region deployment architecture, Domain-driven design (DDD)
Responsibilities
Build scalable retail and e-commerce APIs, Design event-driven microservices, Optimize system performance and resiliency, Develop integrations with ERP/POS/payment/logistics systems, Build AI-ready backend services, Support omnichannel commerce workflows, Ensure observability and monitoring
Seniority
Senior, hands-on IC