Justin Gerber

Software Engineer · Newport Beach, CA

I design and ship revenue-generating platforms end-to-end, from infrastructure and payments to polished user experience.

Portrait of Justin Gerber

Stack

TypeScriptC#ReactReact-NativeNext.jsShadcnTailwind AWSAzureSQL ServerSupabaseConvexTerraformDocker

AI

CursorOpus 4.6Sonnet 4.6GPT 5.3 Codex

Professional Experience

Roster Senior Software Engineer 2025 – Present

Roster is a leadership development platform that helps organizations grow executives and other key talent through employee feedback surveys, and I lead product improvements that turn survey results into clear, actionable insights.

C#AzureSQL Server
Clubspeed Solutions Architect 2014 – 2025

Built POS, online booking, and timing systems for go-kart venues, owning end-to-end delivery across hardware and software.

C#TypeScriptAWSSQL Server
Altus Group Software Developer 2017 – 2019

Built valuation reporting tools and internal real estate appraisal apps, plus automation services that reduced manual analyst work.

C#SQL Server
CJT Software Systems Analyst 2012 – 2014

Built probate, magistrate, and municipal court software used by dozens of counties across Georgia. Also contributed to EZCourtPay, helping people pay traffic tickets online.

C#SQL Server

Entrepreneurial Ventures

FoxFoxGolf Founder 2025 – Present

Building booking and venue management software for golf simulator facilities.

TypeScriptNext.jsSupabase
Santorio Health Co-Founder Jul 2024 – Jan 2025

Built a mobile and web health platform using Libre glucose readings and a spike-based model to guide weight-loss decisions.

TypeScriptFlutterSQL ServerNext.js
StudPrices Co-Founder Jan 2024 – Jan 2025

Partnered with Tiago Catarino to build a LEGO price comparison tool that helped buyers quickly compare market listings.

TypeScriptNext.jsSQL Server
PixelGreet Founder Mar 2023 – Jun 2024

Launched a paid app for Airbnb hosts to personalize guest arrivals with digital welcome screens. Expanded the concept into an iPad app.

C#ReactFlutterSQL Server

Rapid Experiments

Certifications I Hold

Beyond Code

Justin at the summit of Mount Kilimanjaro holding an American flag
Kilimanjaro Summited Africa's highest peak · 19,341 ft
Justin after earning his private pilot license
Private Pilot Licensed PPL holder
Justin standing on the wing of a biplane in flight
Wing Walking Strapped to the top of a biplane
Justin after completing a marathon
LA Marathon 26.2 miles