后端工程师 (Kotlin) - 深圳, 中国 (Senior)

Job Overview

We are seeking a senior backend engineer to join our team in Shenzhen, China. As a senior backend engineer, you will be responsible for designing, developing, and optimizing our core backend systems, including payment gateways, settlement systems, mobile POS integrations, and financial service APIs.

Responsibilities

• Design, develop, and optimize high-performance backend services and APIs (REST/gRPC) using Kotlin or Java
• Participate in backend architecture design to ensure system high availability and scalability
• Troubleshoot and optimize system performance issues to ensure system stability
• Collaborate closely with frontend, product, and testing teams to drive project delivery
• Write high-quality, maintainable code and participate in code reviews
• Stay up-to-date with the latest trends in backend and cloud technologies

Requirements

• 5+ years of experience in backend development (Kotlin or Java)
• Familiarity with microservices architecture, cloud deployment (AWS/GCP), and CI/CD pipelines (GitHub Actions)
• Proficiency in SQL/NoSQL databases (PostgreSQL, MySQL, Redis)
• Familiarity with Docker, Kubernetes, and message queue systems (Kafka)
• Familiarity with API design (REST/gRPC) and version control (GitHub)
• Familiarity with agile development processes and good team collaboration skills
• Good English communication skills (Mandarin or Cantonese is a plus)
• Experience in financial technology, payment, or settlement systems is a plus

Preferred Skills

• High concurrency and large-scale system development experience
• Understanding of DevOps, CI/CD pipelines, and ability to drive automation deployment and operations
• Experience in distributed systems or data architecture design
• Contributions to open-source communities or personal technical blogs

Why Join Kody?

• Global technology company with offices in Singapore, London, and Hong Kong
• Flexible work arrangements in Shenzhen and Hong Kong
• Technology-driven culture with engineers having core influence on product decisions
• Challenging projects, including large-scale backend architecture design and optimization
• Competitive salary and benefits to reward your technical contributions