Nguyen Huy Hung
Software Engineer

Engineering resilient backends & high-performance data systems.

I engineer resilient backend systems, build automated data pipelines (Python/Airflow), optimize PostgreSQL 16 databases, and develop high-performance APIs (Bun/Hono 4, Spring Boot). Specialized in Java 21 / Spring Boot and PHP / Laravel, Domain-Driven Design (DDD), N+1 query elimination, and high-scale architecture.

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Backend InfrastructureProduction Systems
Server infrastructure in a modern data center

Nguyen Huy Hung

Ho Chi Minh City, Vietnam

EmailGitHubLinkedIn

Requirements to specs, domain depth to delivery.

I focus on bridging business vision with engineering execution through clear specifications, domain modeling, data integrity, access control, and operational reliability.

Primary stack

PHP

Laravel, Lumen

Advanced

Java (Java 21)

Spring Boot, Spring Security, Spring Data JPA

Working Knowledge

TypeScript / JavaScript

Bun 1.3+, Hono 4 (REST + OpenAPI 3), Next.js, React

Working Knowledge

Python

Apache Airflow

Working Knowledge

Architecture

[object Object], [object Object], [object Object], [object Object]

Data

[object Object], [object Object], [object Object]

Security

[object Object], [object Object]

Engineering

[object Object], [object Object], [object Object], [object Object], [object Object], [object Object], [object Object]

Delivery

[object Object], [object Object], [object Object], [object Object], [object Object]

Selected systems.

Work shaped by business constraints, service boundaries, and the realities of running software in production.

Software engineering workspace with code on a monitor
Tech Lead

APM (Academic Process Management / Student Life Cycle)

Java 21, Spring Boot (Spring Security, Spring Data JPA), Next.js, PostgreSQL 16, Docker Compose, Nginx

Comprehensive management of academic plans, learning paths, course exemptions, gradebooks, class enrollments, and examination schedules across university programs.

Onschool Edtech Group

Data Pipeline & Data Controlling System

Python, Apache Airflow, Bun 1.3+, Hono 4 (REST + OpenAPI 3), PostgreSQL 16, Docker Compose, Nginx

Automated data pipeline workflows using Python & Apache Airflow between core academic databases. Operational monitoring APIs built with Bun 1.3+ & Hono 4 (OpenAPI 3).

Onschool Edtech Group

SRM Ecosystem (SRMA, SRM1, SV50)

PHP (Laravel, Lumen), PostgreSQL 16, MySQL, React, Nuxt.js, Git

End-to-end student information management ecosystem, gradebooks, receivables/payables, auto bank statement matching, async batch downloads, N+1 query fixes, and inter-department data handoff workflows.

Onschool Edtech Group

LMS2.0 (Moodle LMS Integration & Custom UI)

PHP, Moodle Core (Frankenstyle), REST Web Service APIs

Researched Moodle core internals, built local plugins & REST Web Services APIs, and optimized execution latency from O(N^2) loops to O(1) HashMap lookup tables.

Freelance

Digital Bank

PHP (Laravel), React, MongoDB, NATS, Docker Compose, Nginx

Designed flexible financial data models using EAV structure, built Event-Driven Architecture with NATS, and implemented On-demand Image Resizing for fast frontend loading.

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Experience.

06/2024 - Present

Ho Chi Minh City, Vietnam

Onschool Edtech Group

Tech Lead

Technical execution, requirement analysis, software development, and infrastructure setup.

  • +Managed 3 projects leading a 6-member team (1 BA, 1 Tester, 4 Developers), steering technical execution and delivery milestones.
  • +Led requirement analysis, system architecture design, software development, and infrastructure setup.

Stack

PHP, PostgreSQL 16, Java 21, Spring Boot, Python, Apache Airflow, Bun 1.3+, Hono 4, OpenAPI 3, Docker Compose, Nginx, Git

11/2022 - 06/2024

Ho Chi Minh City, Vietnam

Onschool Edtech Group

Software Engineer

Engineered core modules of SRM ecosystem and Moodle LMS integration.

  • +Developed core modules of the SRM ecosystem and integrated Moodle LMS platform.

Stack

PHP, Laravel, Lumen, PostgreSQL 16, MySQL, Moodle Core, Git

2022 - Present

Remote

Freelance

Software Engineer

Engineered digital banking platform managing multi-department wallets.

  • +Business requirement analysis and software solution engineering for financial management & digital bank platform.

Stack

PHP, Laravel, React, MongoDB, PostgreSQL, NATS, Docker Compose, Nginx

Let's talk about the work.

Reach out for Technical Engineering roles, requirement specifications, platform architecture, or technical collaboration.

yisus.nhh.dev@gmail.com0967 622 166GitHubLinkedIn

Ho Chi Minh City, Vietnam