Kaiyun Sports App - Kaiyun Official Website

Backend Developer

At Kaiyun, you will work on high-traffic systems that deliver live sports data to a global audience. Our engineering team values clean code, performance, and reliability.

  • Beijing, China
  • Gradle
Job Description:

As a Senior .NET Developer at Kaiyun, you will design and maintain backend services that process and serve real-time sports data. Our platform handles millions of concurrent users during major events, requiring robust, low-latency architecture.

You will collaborate with product managers, data engineers, and front-end developers to build features that enhance the user experience. We follow agile methodologies and deploy continuously. Your code will directly impact how fans around the world follow their favorite sports.

We are looking for someone who thrives in a fast-paced environment and is passionate about sports technology. If you enjoy solving complex problems and optimizing for scale, this role is for you.

Responsibilities and Duties:

Kaiyun offers a competitive compensation package, flexible remote options, and opportunities for professional growth. Join us and help shape the future of sports data.

  • Participate in requirements analysis and technical design sessions
  • Write clean, scalable code using C# and .NET frameworks
  • Test and deploy applications and systems
  • Revise, update, refactor and debug code
  • Improve existing software
  • Develop documentation throughout the software development life cycle (SDLC)
  • Serve as an expert on applications and provide technical support
Required Experience, Skills and Qualifications:

Our culture is built on transparency, innovation, and a shared love for sports. You'll work alongside talented engineers who are committed to delivering the best possible experience for our users.

  • Proven experience as a .NET Developer or Application Developer
  • Good understanding of SQL and Relational Databases, specifically Microsoft SQL Server
  • Experience designing, developing and creating RESTful web services and APIs
  • Basic know how of Agile process and practices
  • Good understanding of object-oriented programming
  • Good understanding of concurrent programming
  • Sound knowledge of application architecture and design
  • Excellent problem solving and analytical skills