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Recruit Ref: L05282916
Posting Date: 2021-10-04
Cornerstone Technologies Limited

Cornerstone Technologies’ dedication to innovation and technological solutions make our products highly accessible and beneficial in encouraging you to adopt a more sustainable lifestyle. Our mission is to continuously create accessible, breakthrough technology for a sustainable environment that encourages public engagement.

Our Electric Vehicle (EV) chargers have been deployed at various locations in Hong Kong: Private Residential Buildings, Commercial Buildings as well as Government Car Parks.

Backend Developer (Java)

We are seeking high caliber people like you to join us to fast-track your career with Cornerstone Technologies.


  • To be responsible for design, development, implementation, testing and enhancement of Java application/API
  • Prepare SIT / UAT test plan and manage test execution
  • To assist support/development team to provide daily support on various systems
  • Coordinate with development team on system deployment arrangement
  • Prepare user manual


  • Degree or Higher Diploma in Information Technology / Computer Science or equivalent
  • 2 years solid experience in backend API development
  • Familiar with Java SE/EE technology, including Servlet/JSP, JDBC, JMS, Web Services
  • Familiar with Git for source control
  • Experience in Linux system, familiar with common commands
  • Experience in with Maven, Gradle
  • Knowledge in TCP/IP, WebSocket
  • Knowledge in JUnit, SpringBoot, SprintCloud, SpringMVC, Redis, SQL, Hibernate/Mybatis, MySQL, Apache/NGINX
  • Knowledge in server-side multithreading and distributed architecture development
  • Knowledge in common design patterns
  • Understand web front-end technologies (HTML5, JavaScript, CSS, AJAX)
  • Solid understanding of AWS is a BIG plus
  • Self-motivated, good communication skill & able to work under low supervision
  • Strong troubleshoot and problem-solving skills
  • Good command of written & spoken English and Mandarin


We offer 5-day work and medical benefits to the successful candidates. Interested parties please send your full CV with current and expected salary in MS Word format to the Human Resources & Administration Manager.

To know more about us, please visit our website at

We are an equal opportunity employer and welcome applications from all qualified candidates.

Personal data collected will be treated in strict confidence and used only for recruitment-related purpose. Applicants who have not heard from us within four weeks may consider their applications unsuccessful. All personal data will be destroyed after 6 months.

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Job Category / Function:
Job Position Level:
Employment Term:
Full Time / Permanent 
Min. Edu. Level Req:
Minimum QF Level attained:
Total Working Exp:
-- (Monthly)
Wong Tai Sin District
  • Five-Day Work
  • Medical Insurance
  • Year end bonus
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