TrackingMore R&D Trainee - Full-Stack Engineer (Backend) - Bilingual Mandarin

TrustWILL is hiring an R&D Trainee to support and improve TrackingMore, a shipment tracking platform and API. The role investigates customer and enterprise issues, delivers product improvements across frontend and backend, and helps maintain system stability and performance.

What you'll do:

• Investigate and resolve technical issues from user and support tickets, quickly finding the root cause across frontend and backend (data errors, API errors, display problems and more)
• Classify issues by type and severity, respond quickly to urgent ones and drive fixes to completion
• Document frequent issues as troubleshooting guides and FAQs to reduce repeat tickets
• Work with support and product to reproduce problems, and provide data corrections or workarounds when needed
• Prioritize production issues from enterprise customers, track progress and keep stakeholders updated
• Build feature improvements and experience upgrades requested by product and operations, from frontend and backend development through testing and release
• Improve performance, refactor code and reduce technical debt to make the system more stable and responsive
• Join requirement reviews and give input on technical feasibility

What they're looking for:

• Bachelor's degree or higher in Computer Science, Software Engineering, Information Technology or a related field; Class of 2026 or recent graduate
• Strong programming fundamentals: proficient in at least one backend language (Java, Go, Python, Node.js or PHP), with a good grasp of common data structures and algorithms
• Frontend basics (HTML, CSS, JavaScript) and at least one framework (React or Vue)
• Backend fundamentals: HTTP, RESTful API design and MVC; able to build basic APIs on your own
• At least one relational database (MySQL or PostgreSQL): able to write SQL and understand indexes and transactions
• Comfortable using Git for version control and team collaboration
• Good coding habits, with attention to readability and maintainability
• Strong learner who picks up new technologies quickly and solves problems by reading documentation
• Clear logical thinking: able to break down problems and explain technical choices
• Good communication and ownership; you share progress proactively and stay calm under pressure
• Professional working proficiency in **Mandarin Chinese and English** (you will work daily with our engineering team in China)
• A complete full-stack project you can show (coursework, competition, open source or internship)

Benefits:

• 401(k)
• PTO
• Paid Holidays
• Insurance
• Hybrid remote working setting