Gavin Holtzapple

Software Engineer at Cape, with previous experience at Stripe, Coinbase, Walmart, and others.

B.S. in Computer Science from Arizona State University (2021-2025).

My daily work involves solving distrubuted systems problems and creating telecom services in golang, such as a mobile core.

Professional Experience

Software Engineer • August 2025 - Present • 5 months

Golang 4G, 5G Core Engineer

Intern • Summer 2025 • 3 Months

AI Agents to accelerate security reviews

Intern • Fall 2024 / Spring 2025 • 7 Months

Dealing with UNHNW customers

Intern • Summer 2024 • 3 Months

Working on Walmart Pay and Bluetooth Beacons

Intern • Fall 2023 / Spring 2024 • 7 Months

Adding testing suites to FactoryTalk software

Intern • Summer 2023 • 3 Months

Full stack CRUD internal tools

Intern • Summer 2022 • 3 Months

Web scraping projects

Executive Teaching Assistant • 2022 - 2025 • 3 years

Gave lectures, created educational content, and guided lab sessions for CS students of all levels.

Managed ~25 Teaching Assistants per semester.

Open source 5G mobile core network implementation in Rust, Typescript, and C.

Exploring the fundamentals of AI agents and their applications

Practice problems and explanations for DFA concepts