Resume

Software Engineer (AI Evaluation) — Freelance, Remote

Freelance work on math and coding benchmarks used to evaluate AI models.

• Write and review advanced math problems with verified reference solutions.
• Build coding benchmark tasks with Docker environments and automated tests.

Web Developer — WordPress, WooCommerce, PHP, JavaScript, MySQL, Python, Next.js

• Built custom, SEO-friendly WordPress themes from Figma for e-commerce, education and service sites.
• Built WooCommerce stores with product catalogues, search and online ordering.
• Built custom WordPress features with PHP, JavaScript, the WP REST API, Next.js and third-party APIs.
• Wrote Python crawlers to import data and migrated stores from third-party platforms to WooCommerce.
• Set up technical SEO with Rank Math and improved page speed and Core Web Vitals.
• Maintained and secured client websites, working with designers, QA and PMs to deliver on time.

Selected sites: Kim Quốc Tiến, Nhật Nam Home, GFC Security, Đức Trí Piano Boutique, Melody Preschool, EuroLife — see the full list on the portfolio.

Backend Developer, part-time — Next.js APIs

• Built APIs with Next.js to connect the frontend and backend.
• Maintained data flow between frontend and backend services.
• Improved API response times and fixed system issues.

Backend Developer, part-time — Django APIs, unit tests

• Built APIs with Django.
• Wrote unit tests to verify functionality.
• Worked with databases to store and query data.
• Fixed bugs and supported system maintenance.

Creator & Developer — Next.js, PostgreSQL, Redis, GitHub Actions

A cashback platform for online shopping, live in production.

• Built the full product with Next.js, PostgreSQL and Redis: user app and admin system.
• Integrated Shopee, Lazada and ACCESSTRADE to sync and reconcile affiliate orders.
• Designed the wallet and ledger flow for cashback, withdrawals and reversals.
• Set up CI/CD with GitHub Actions and deploy to a VPS with automatic database backups.