{"id":2482953,"url":"https://alion.io/job/cwill-loyalty-referrals-rd-trainee-full-stack-engineer-bilingual-mandarin","title":"Loyalty & Referrals R&D Trainee - Full-Stack Engineer - Bilingual Mandarin","company":{"id":7419,"name":"CWILL","domain":"cwill.com","url":"https://alion.io/company/cwill","size_band":"51-200","is_staffing_agency":false,"employer_type":"direct","is_intermediary":false,"listed_via":null,"ats_vendor":"Workable","truth_index":null},"role":"Backend","role_family":"Backend","seniority":"intern","employment_type":"full_time","work_mode":"remote","remote_scope":"stated_countries","remote_scope_basis":"board_field","remote_working_hours":null,"hiring_geo_confidence":"structured","locations":[],"countries":[],"hiring_countries":["US"],"hiring_countries_total":1,"salary":null,"salary_estimate":null,"experience_years_min":null,"visa_sponsorship":false,"relocation_package":false,"has_equity":false,"technologies":[{"name":"Git","optional":false},{"name":"Go","optional":false},{"name":"JavaScript","optional":false},{"name":"MySQL","optional":false},{"name":"Node JS","optional":false},{"name":"PostgreSQL","optional":false},{"name":"Python","optional":false},{"name":"React.js","optional":false},{"name":"SQL","optional":false},{"name":"Vue.js","optional":false},{"name":"AWS","optional":true},{"name":"CI/CD","optional":true},{"name":"Claude Code","optional":true},{"name":"Cursor","optional":true},{"name":"Docker","optional":true},{"name":"GCP","optional":true},{"name":"GitHub","optional":true},{"name":"OpenAI Codex","optional":true},{"name":"TypeScript","optional":true}],"status":"live","first_seen_at":"2026-10-13T23:25:54Z","employer_posted_date":"2026-10-13","last_verified_at":"2026-10-14T08:45:33Z","board_verified":true,"closed_at":null,"days_open":0,"trust":{"level":"ok","repost_count":null,"flags":[],"days_open":0},"description":"About CWILL\nCWILL (pronounced 'quill') is a post-purchase and retention suite built for Shopify brands. Reduce support tickets, recover lost revenue from returns, and turn one-time buyers into loyal fans - with tools purpose-built for every touchpoint that follows the sale.\nAbout the Role\nCWILL Loyalty & Referrals helps Shopify merchants reward repeat customers with points, VIP tiers and referral programs.\nProduction bug fixes and data support for enterprise customers take up a full engineer's time today. As an R&D Trainee, you'll own much of this work, learning our systems from the inside, while growing into a full-stack engineer.\nProduct Intro:\nhttps://www.cwill.com/products/loyalty-referrals/\nBase location required:\nCary, NC\n(We are unable to hire in other states; relocation will be required.)\nHybrid remote working setting\nWhat You'll Do\nCustomer Issue Support\nInvestigate 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)\nClassify issues by type and severity, respond quickly to urgent ones and drive fixes to completion\nDocument frequent issues as troubleshooting guides and FAQs to reduce repeat tickets\nWork with support and product to reproduce problems, and provide data corrections or workarounds when needed\nEnterprise Customer Support\nPrioritize production issues from enterprise customers, track progress and keep stakeholders updated\nProduct Improvements\nBuild feature improvements and experience upgrades requested by product and operations, from frontend and backend development through testing and release\nImprove performance, refactor code and reduce technical debt to make the system more stable and responsive\nImprove frontend interactions and page load speed, and optimize backend API performance and database queries\nJoin requirement reviews and give input on technical feasibility\nRequirements\nRequirements\nBachelor's degree or higher in Computer Science, Software Engineering, Information Technology or a related field; Class of 2026 or recent graduate\nStrong programming fundamentals: proficient in at least one backend language (Java, Go, Python or Node.js), with a good grasp of common data structures and algorithms\nFrontend basics (HTML, CSS, JavaScript) and at least one framework (React or Vue)\nBackend fundamentals: HTTP, RESTful API design and MVC; able to build basic APIs on your own\nAt least one relational database (MySQL or PostgreSQL): able to write SQL and understand indexes and transactions\nComfortable using Git for version control and team collaboration\nGood coding habits, with attention to readability and maintainability\nStrong learner who picks up new technologies quickly and solves problems by reading documentation\nClear logical thinking: able to break down problems and explain technical choices\nGood communication and ownership; you share progress proactively and stay calm under pressure\nProfessional working proficiency in Mandarin Chinese and English (you will work daily with our engineering team in China)\nNice to Have\nA complete full-stack project you can show (coursework, competition, open source or internship)\nInternship experience on a software team\nFamiliarity with TypeScript, Docker, CI/CD or cloud services (AWS, GCP, Alibaba Cloud, etc.)\nAn active GitHub history or technical blog\nProgramming competition awards (e.g., ICPC)\nHands-on experience with AI coding tools such as Cursor, Codex or Claude Code\nBenefits\nStarting Pay: 80k - 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