Binance

Senior QA Engineer ( Backend)

Binance • SG
Java Remote
Binance is a leading global blockchain ecosystem behind the world’s largest cryptocurrency exchange by trading volume and registered users. We are trusted by over 230 million people in 100+ countries for our industry-leading security, user fund transparency, trading engine speed, deep liquidity, and an unmatched portfolio of digital-asset products. Binance offerings range from trading and finance to education, research, payments, institutional services, Web3 features, and more. We leverage the power of digital assets and blockchain to build an inclusive financial ecosystem to advance the freedom of money and improve financial access for people around the world.

Responsibilities

  • Design, develop, and execute comprehensive test plans and test cases for backend services and distributed systems
  • Perform white-box testing based on system architecture, source code, and design documents
  • Develop and maintain automated testing frameworks and scripts
  • Conduct API testing, integration testing, regression testing, and performance testing
  • Validate microservices-based systems built with Spring Boot and Spring Cloud
  • Identify, document, and track defects, and work closely with developers to ensure timely resolution
  • Participate in system design reviews and provide feedback from a quality assurance perspective
  • Ensure system stability across middleware components such as cache, messaging systems, and databases
  • Improve testing processes, tools, and CI/CD integration
  • Requirements

  • Bachelor’s degree or above in Computer Science or related field
  • 3+ years of QA experience, with strong backend testing expertise
  • Solid foundation in Java, with the ability to read and understand complex backend code
  • Extensive experience with Spring Boot and Spring Cloud architecture
  • Hands-on experience with common middleware and infrastructure components, including: Redis, Kafka, AWS RDS (or other relational databases)
  • Strong experience in white-box testing, including unit test review and code-level validation
  • Experience with API testing tools (e.g., Postman, RestAssured)
  • Familiarity with CI/CD pipelines and automated testing integration
  • Strong analytical skills and problem-solving ability
  • Excellent communication and collaboration skills
  • Preferred Qualifications

  • Experience on performance testing is a plus.
  • Experience with automation build up.
  • Skilled use of at least one source code management tool: SVN, Git, etc.