Joe Ferner
Senior Software Engineer at Snowflake
Annapolis, Maryland, United States
Summary
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RockstarJoe Ferner is a Senior Software Engineer with 14 years of hands-on experience building reliable back-end systems, distributed tooling, and developer-facing utilities across cloud and embedded environments. Based in Annapolis, he has held platform and engineering leadership roles at Datavolo and Cloudera and now contributes at Snowflake, blending platform architecture with practical implementation. His open-source work shows deep systems expertise—from libpcap and serialport C++/JS bindings to node-based proxies, Redis tooling, and database migration frameworks—demonstrating a knack for bridging languages and layers. Joe’s contributions often solve subtle interoperability and parsing edge cases (e.g., 802.11/DNS packet parsing, Java–Node bridging, cross-platform serial I/O), reflecting a focus on robustness and platform compatibility. He pairs broad protocol-level knowledge with a pragmatic approach to shipping features that improve developer experience and system reliability.
15 years of coding experience
5 years of employment as a software developer
Github Skills (49)
database-migrations10
json10
serial-number10
javascript10
middleware10
pcap10
sqlite10
redis10
802-11p10
css10
command-line-interface10
http10
proxy10
better-sqlite310
hardware10
Programming languages (14)
Github contributions (5)
joeferner/node-java
Jan 2012 - Oct 2021
Bridge API to connect with existing Java APIs.
Role in this project:
Back-end Developer
Back-end DeveloperContributions:4 reviews, 391 commits, 89 PRs in 9 years 10 months
Contributions summary:Joe primarily worked on building a bridge API to connect with existing Java APIs within the `node-java` repository. Their contributions involved creating and integrating core Java objects, implementing method calls, and handling argument parsing and return types. They focused on enabling communication and interaction with Java code from a Node.js environment by defining methods.
java-api
joeferner/node-http-mitm-proxy
Jan 2013 - Jan 2023
HTTP Man In The Middle (MITM) Proxy
Role in this project:Back-end Developer
Back-end DeveloperContributions:10 reviews, 125 commits, 109 PRs in 10 years 2 months
Contributions summary:Joe primarily focused on enhancing the functionality of an HTTP Man-in-the-Middle (MITM) proxy. Their contributions included adding support for SSL, including features for handling HTTPS connections, creating request and response filters, and integrating the `gunzip` middleware. Further modifications involved implementing chunked encoding and fine-tuning proxy behavior.
man-in-the-middleproxy
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