Backend Engineer - Java

ShipSaving is an all-in-one shipping solution platform founded in 2019 and headquartered in Los Angeles, designed to provide efficient order processing and management services for personal users and e-commerce. We partner with USPS, DHL, UPS, and other carriers to deliver high-quality services, lost-cost shipping labels, and time-saving shipping solution software to consumers and merchants.

As a young company, Shipsaving is fast expanding while offering substantial support for employees' learning and personal development. We invite you to join us if you are creative, imaginative, and supportive!

We offer CPT, OPT,H1B Sponsorship, H1B Transfer, Health Insurance, Retirement Plan, Paid Vacation Leave, and Paid Sick Leave. If you are interested in our company's recruitment opportunities, please do not hesitate to contact us at


  • Implementing backend interfaces and company tools
  • Reading API documentation, building and supporting scalable APIs,
  • services, or applications
  • Building integration template, and approve for production usage
  • Iterate, Test and Troubleshoot/debug as needed
  • Consulting with internal Engineers on how to improve our supporting software
  • Reviewing test posts from 3rd party platforms and complying with our specifications


  • Exceptional verbal, written, and interpersonal communication skills in both English and Mandarin
  • 1+ years’ experience with a server-side scripting language such as Java, Python, GoLang or equivalent (Preferred Java)
  • Familiarity or Experience with Spring Boot and Spring Data, and testing methods using Junit and Katalon
  • Familiarity or Experience with Microservices and API
  • Experience integrating RESTful APIs
  • Familiarity or experience with integrating data and business processes with REST, SOAP, XML API’s
  • Familiarity or experience in building processes, deploying or supporting API's, and leveraging common frameworks such as message queuing, caching, scripting and complex mapping
  • Familiarity or Experience in understanding of issues around integration with large volumes of data, real-time synchronous and asynchronous integration
  • Familiarity or Experience with DevOps pipeline integration & CI/CD
  • Extensive knowledge or experience working in an Agile environment
  • Knowledge of MongoDB and Big data is a plus
  • Knowledge of C#, PHP, NodeJS, Ruby is also a plus
  • Proficient with GitHub and Jira
  • BS or MS degree in Computer Science or equivalent experience


  • Employee discount
  • Health Insurance & Dental Insurance & Vision Insurance
  • Paid Time Off & Paid Sick Leave & Paid Holidays
  • Support CPT/OPT/H1B/H1B Transfer
  • Retirment Plan

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