PDS
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Hello, I’mPhan Duc Sung@lazycode_r

Backend-first.APIs & background jobs
Fullstack by craft.end to end!

I build APIs, background jobs and web interfaces. I currently work as a Software Engineer at HDwebsoft.

Experience
Contact Me
Write code,
build things
that matter.
API lover ♡
Phan Duc Sung standing beside a river and cable-stayed bridge

Clear boundaries.
Visible failures.
Useful interfaces.”

Phan Duc Sung
minimal ≠ boring
~/sung/systems
>_ building ideas...
clean architecture

Work

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Dec 2025 — Present

HDwebsoft

Software Engineer

Working on learning platforms, recommendations and internal tools.

  • CA2T
  • Responsum
  • HD ERP
Phan Duc Sung looking over mountains at sunset

A little about me

Outside work, I read, visit new places and sketch ideas. I’m learning more about distributed systems and machine learning.

More about meDailyDevDose

Tools I work with

Writing & notes

Things I learn while building software and going about life.

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Learning

Let’s talk.

Send me a note about a role or a project.

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Phan Duc Sung — Backend-first. Fullstack by craft.