Wan Hin Choi is software engineer in San Diego — the kind of operator SideGuy builds the small-team layer for. Public LinkedIn: . This is an operator-honest peer page written by PJ Zonis of SideGuy Solutions, a single operator in Solana Beach. Text PJ at 858-461-8054.

Is this a sales page?

No. It is a peer citation page, not a lead funnel. If Wan wants it edited or removed, PJ does it same-day. Text PJ at 858-461-8054.

People · operator entity page

Wan Hin Choi · Software Engineer

Wan Hin Choi, Software Engineer as an independent operator in San Diego. Software engineering is the craft of making ideas real and reliable — the build layer everything else stands on. SideGuy is the operator-honest small-team tech, AI and SEO layer — built by a North County neighbor.

PJ Zonis · single operator

Solana Beach, CA · Wrote this as a neighbor · not a pitch

Text PJ

Who they is

Neighbor to neighbor

Software Engineer San Diego, CA

Wan Hin Choi is software engineer. Software engineering is the craft of making ideas real and reliable — the build layer everything else stands on. SideGuy is the operator-honest small-team tech, AI and SEO layer — the kind of help a small team can use without an agency or a six-figure tooling bill.

What a SideGuy does for Wan

Neighbor to neighbor

Where the tech actually helps

Builders build — you ship working software. SideGuy ships operator-useful tech. Same instinct.
Reliability is the spec — you make things that work. SideGuy makes tech that just works for operators.

Wan, software engineering is the craft of making ideas real and reliable — the build layer everything else stands on. I made you this page because I could, not because I want anything. It's yours to keep.

Want to try a tech department for an hour?

I'll give it a quick first look. No Calendly · no meeting · neighbor to neighbor.

Option 1

Collaborate

if there's an overlap worth exploring

Option 2

Or just keep the page

no catch

Either way · I'll give it a quick first look. Text PJ at 858-461-8054. No Calendly · neighbor to neighbor.

Find Wan publicly

their work, not ours

Where they shows up

LinkedIn: Wan Hin Choi
Company: Wan Hin Choi · Software Engineer · San Diego

Same lane on SideGuy

AI / Tech Builders · North County

Operators in the same world

/ → the lane hub on SideGuy

Related on SideGuy

North County coastal substrate