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Kangjie Lu

Intern Full-Stack Software Engineer specializing in data pipelines and AI/ML systems

Beijing, ChinaSoftware Development Intern1 years experienceInternTechnologySaaSManufacturing
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About

Software engineer with experience building a Vue.js/TypeScript internal component library (with Jest testing standards) and improving JS runtime performance via profiling, code splitting, and lazy loading. Also led documentation and community support for a Python ML utility library, diagnosing metric-calculation bugs for imbalanced datasets and driving large reductions in support inquiries through targeted docs, tests, and rapid hotfixes in a startup environment.

Experience

Software Development InternShanghai Wanwu Zhiyun Industrial Technology Co., Ltd.
R&D InternSee Tomorrow Technology (Beijing) Co., Ltd.
Front-end Development InternSuzhou Dingliren Technology Co., Ltd.

Education

Carnegie Mellon Universitymaster, Mobile and Internet of Things Engineering (2026)
Dalian University of Technologybachelor, Digital Media of Technology (2025)

Key Strengths

  • Built and maintained an internal Vue.js + TypeScript UI component library to eliminate duplicated logic across apps
  • Established Jest-based testing standards for shared libraries
  • Performance optimization using profiling (Chrome DevTools), code splitting, and lazy loading (reduced load time by 1.2s)
  • Architecture refactoring: isolated API logic into a typed service layer to improve maintainability/testability
  • Audience-driven technical documentation using problem-solution structure and reproducible examples (reduced usage inquiries by 60%)
  • Strong debugging/issue replication for ML metrics bugs; added tests + docs (reduced follow-up questions by 85%)
  • Ownership in unstructured environments: KPI-tied prioritization and rapid hotfix + docs turnaround within 48 hours
  • Community support and stakeholder alignment with measurable outcomes (community engagement up 50% over 3 months)

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Languages

English

Skills

AgileAIAPI TestingAstroAWSBackend DevelopmentBO/VO SeparationCC++CI/CDCloud ComputingComputer NetworksComputer SystemsContainerizationData Cleaning