Englow3 — IELTS & TOEIC Learning Platform
An English learning platform connecting placement, personalized learning paths, and exam practice across web and mobile.
My work focused on the Java/Spring Boot backend, onboarding and placement flows, and a shared IELTS/TOEIC exam model. I also worked on the GraphQL BFF integration connecting the backend to Next.js web and Expo mobile applications.
Built with Java 21, Spring Boot, PostgreSQL, GraphQL, Next.js, and Expo.
Ongoing graduation thesis project. Source code is private.
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VinGrade — AI Essay Grading Assistant
An AI-assisted grading platform that helps teachers evaluate essays against their own rubrics, review supporting evidence, and approve the final feedback.
My work covered rubric-based grading, evidence validation, teacher review, and LLM tracing. I connected the AI grading workflow to a React interface, keeping teachers in control of the final decision.
Built with Python, FastAPI, PostgreSQL/pgvector, React, and Langfuse.
Applied AI program project. Source code is private.
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