About Me
Backend Engineer with 8 years of experience, currently based in Nagoya, Japan. I am pursuing intensive Japanese studies at Hotsuma International School (targeting N3/N2) to collaborate directly with Japanese clients and deliver higher technical value. By combining my backend expertise, AI-driven workflows, and evolving language skills, I am tracking toward a Technical Lead role to drive project success and bring sustainable growth to the team.
Education
Nagoya Hotsuma International School
Intensive Japanese language program (in progress)
- Currently studying Japanese full time toward professional working proficiency.
- Goals: pass JLPT N3 by December 2026, and JLPT N2 by June 2027.
- In parallel: continue sharpening engineering skills with AI, AWS, and full-stack side projects.
FPT Polytechnic Da Nang
College degree — Web Design (speciality)
- Graduated with good results; focused on web design and full-stack practice.
- English level: B1.
Experience
Freelance Backend Developer
Freelance Backend Developer
- Developing and maintaining backend systems for various clients, ensuring performance and security.
- Leveraging AI-driven tools like Cursor AI and Docker to streamline development workflows and deployment processes.
- Continuously upgrading technical skills while pursuing intensive Japanese language studies in Nagoya.
Mynavi Techtus Vietnam
Software engineer · Team lead
- Stack: payment gateways, Python, PHP, Laravel, JavaScript, Vue.js, jQuery, Bootstrap, MySQL, Git; AWS EC2, ECS, Lambda, API Gateway.
- Proposed software improvements for clients; Scrum; led backend and APIs across multiple products (see projects below).
Key projects at this company
Payment & money transfer
- Time: 6 months
- Team size: 10+
- Position: Team lead — payment backend, REST APIs, and UI; payment gateway integration
Laravel, Vue, MySQL, AWS.
LaravelPayment GatewayVue.jsMySQLAWS
Job search for foreigners in Japan
- Time: 12 months
- Team size: 20+
- Position: Backend team lead — API design, documentation, and UI for job matching
Long-running product for the Japan market.
LaravelAPI designVue.jsScrum
Arginet system
- Time: 10 months
- Team size: 15+
- Position: Team lead (backend) — architecture, REST APIs, API documentation
LaravelREST APIDocs
Job recommendation
- Time: 4 months
- Team size: 10+
- Position: Backend engineer — API documentation, APIs for the front end
LaravelREST API
FPT Software
Software engineer
- PHP, Laravel, Lumen, JavaScript, jQuery, MySQL, PostgreSQL, Docker, AWS, Git, SVN; Scrum delivery.
- Back-end and design-related work for products serving the Japan market (see project below).
Key projects at this company
Food delivery & reservation (Japan)
- Time: 6 months
- Team size: 30+
- Position: Back end, REST APIs, design support — app for the Japan market
Food delivery and restaurant reservation.
LaravelRESTMySQLScrum
DAC Data Tech Vietnam
Software Engineer
- PHP, Fuel, JavaScript, jQuery, Backbone.js, Bootstrap, MySQL, Docker, GitLab, Line app integrations.
- Read designs, wrote DD, shipped features, and maintained production software.
Key projects at this company
Product development & maintenance
- Time: 5 months
- Team size: 20+
- Position: Read designs, write DD, implement features, maintain production, fix bugs
FuelBackbone.jsMySQLDocker
Flydino Technology
Software Engineer
- Payment and e-commerce: Laravel, Vue.js, MySQL, Docker, AWS, Git.
- E-commerce and voucher purchase flows with LinePay, PayJP, and Line (see projects below).
Key projects at this company
E-commerce system
- Time: 5 months
- Team size: 6
- Position: Backend, REST APIs for the front end
LaravelVue.jsAPI
Store voucher & Line payments
- Time: 3 months
- Team size: 4
- Position: Database design, UI, and backend — LinePay, PayJP, and Line app flows
LaravelLinePayPayJPLine API
Webdesign EMR — Family Hospital Da Nang
Software Engineer
- PHP, Laravel, JavaScript, jQuery, SQL Server, Bootstrap: hospital online systems and legacy upgrades.
- Maintained, optimized, and fixed production systems over several years.
Key projects at this company
Online appointment system
- Time: 2017 — 2020 (with maintenance after)
- Team size: —
- Position: Full-stack — booking flows, legacy integration, hospital EMR
LaravelSQL Server
COVID-19 medical declaration
- Time: 2020 (project phase)
- Team size: —
- Position: Full-stack — web form and operational workflow for the hospital
Medical declaration during the COVID-19 period.
LaravelBootstrap
Skills
PHP / LaravelJavaScript / Vue.jsPythonAWS (EC2, ECS, Lambda, API Gateway)Docker & MySQL / PostgreSQLPayment systems & REST APIsAI-assisted developmentScrum & team leadershipVietnamese — NativeEnglish — Full professional proficiencyJapanese — Intensive program in Nagoya; JLPT N3 (Dec 2026) and N2 (Jun 2027) as goals