JH

Jiahuan He

Available to hire

Hi, I'm Jiahuan He, a fast learner and enthusiastic software developer with a strong interdisciplinary background.

About

Hi, I’m Jiahuan He, a fast learner and enthusiastic software developer with a strong interdisciplinary background. Currently, I’m pursuing my Master of Science in Computer Science at Northeastern University in Vancouver while also engaging in advanced research projects that harness machine learning and reinforcement learning to create innovative solutions. I enjoy building scalable and efficient systems that improve user experiences and solve complex problems.

With hands-on experience in software development roles both as an intern and a full-time engineer, I’ve developed expertise in full-stack and cloud technologies. Collaboration and delivering high-quality, tested code are values I hold dear, as evidenced by my involvement in diverse projects and startup teams. I’m always eager to learn new skills and contribute meaningfully to impactful projects.

  • 1 year's experience
  • Joined July 2025

Industry experience

  • Software & Internet
  • Education
  • Professional Services

Work experience· 4 roles

Software Development Intern – MELA Business Innovation Program · Recruit Co. LtdAug 2025 – Jul 2025

Selected among top 5 candidates from 80+ applicants for prestigious tech innovation internship program. Co-founded startup team of 5 members, developed AI-powered matching platform targeting beauty industry agents. Built full-stack MVP using React and Node.js serving 30+ beta users during 8-week development sprint. Won 2nd place among 12 competing teams, receiving recognition for technical innovation and business viability.

Research Assistant – Persona-L Persona Improvement with RAG · Northeastern University (Dr. Mirjana Prpa, Dr. Mona Ali)May 2025 – Jul 2025 · 3 mos

Evaluating and improving an LLM-based framework to create personas representing individuals with complex needs. Collaborating with a cross-functional team to refine persona generation, emphasizing transparency of data, balanced presentation of abilities and constraints, and appropriate language/tone.

Research Assistant – Adaptive Model Development with Reinforcement Learning · Northeastern University (Dr. Hazra Imran)May 2025 – Jul 2025 · 3 mos

Developed a working prototype of a reinforcement-learning-based framework for personalized learning experiences. Implemented command-line and WebApp gameplay, improved target user engagement by 30% and performance by 20%.

Software Development Engineer – World History Database Development · COTEN Co. LtdApr 2025 – Present · 1 yr 8 mos

Education

Master of Philosophy · Kyoto University2019 – 2024

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