Zachary Groff is a senior software engineer based in Raleigh, NC with eight years of experience building scalable cloud-native systems using Python (FastAPI, Flask), TypeScript (React, Vue), C#, and PostgreSQL across AWS. He has delivered high-throughput pipelines and real-time UIs—designing an SMS platform targeting 5k TPS and architecting services that cut a PostgreSQL database by 81% while improving endpoint latency. At Kalepa he combined NN-based ML models with FastAPI and AWS Step Functions to triage and prioritize insurance submissions, and he’s comfortable leading parsing and data-extraction efforts from complex documents. An active backend contributor to open-source security tooling (WhatWaf), he focuses on efficient request handling, multithreading, and pragmatic refactoring to boost performance. Known for mentoring and hiring—having run 70+ technical interviews—he pairs hands-on implementation with team enablement and a continual drive for personal learning and side projects.
8 years of coding experience
6 years of employment as a software developer
Bachelor of Science - BS Computer Science, Bachelor of Science - BS Computer Science at Millersville University of Pennsylvania
Detect and bypass web application firewalls and protection systems
Role in this project:
Back-end Developer
Contributions:10 commits, 4 PRs, 5 comments in 6 days
Contributions summary:Zachary primarily contributed to the core functionality of the `whatwaf` project, focusing on implementing and refactoring components related to request handling and web application firewall detection. They added features such as request counting and multi-threading for improved performance. The user also addressed code redundancy and improved the project's efficiency by removing unnecessary imports and statements.
Contributions:1 release, 77 commits, 12 PRs in 2 months
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