• Research & Development
  • Hong Kong


  • The successful candidates will join Hong Kong-based optical product R&D team and be involved in the development of high-speed fiber-optic transceiver products for data center applications
  • Qualify each release of module firmware
  • Execute the test cases manually/automatically based on the test plan and firmware release schedule
  • Maintain a suite of regression test to ensure module firmware functionality for each release
  • Develop automation test infrastructure
  • Creating and updating test cases for new features and products
  • Develop GUI for product evaluation and demonstration
  • Develop clear and concise test reports
  • Occasional traveling is required


  • Bachelor’s degree or above in computer-Science/Computer-Engineering/Electronic-Engineering discipline with 1+ year of related working experience
  • Candidate with more experience will be considered as senior engineer
  • Experience in GUI development using VB/C++/C/Python/LabVIEW or similar
  • Experience in GUI design using Qt system is an advantage
  • Experience with digital interfaces such as SPI/UART/I2C/MDIO is a plus
  • Knowledge in embedded MCU programming is a plus
  • Familiarity with lab equipment such as oscilloscopes, multimeters, spectrum analyzers, signal generators, etc.
  • Knowledge of optical transceiver, switch and electronic circuitry are preferred
  • Ability to work independently and have good problem-solving skills
  • Ability to summarize and communicate data and progress in a clear, understandable fashion
  • A team player with great inter-personal skills and strong sense of ownership
  • Good command of English and Chinese


  • To apply, please email career@cloudlight.com.hk with your resume, your availability to report duty and quote the Job Ref.
  • Only short-listed candidates will be notified. Personal data provided by applicants will be used for consideration of an application only.

Application Deadline:

  • Until this position is filled
  • Resumes received will strictly be used for recruitment-related purpose

To apply for this job email your details to career@cloudlight.com.hk