Xin Xu
Senior Software Engineer at Akamai Technologies
Waltham, Massachusetts, United States
Summary
🤩
Rockstar🎓
Top SchoolXin Xu is a Senior Software Engineer with 15 years of professional experience and over eight years of C/C++ expertise building high-performance, distributed and performance-critical systems. Based in Waltham, MA, he currently leads development of an event-driven TLS man-in-the-middle proxy, a security-focused certificate signing server, and a multithreaded packet forwarding engine at Akamai, with hands-on work in Perl and Go to optimize cache pre-warming and configuration delivery. His background includes router and carrier-grade feature development (802.1ag, Y.1731, Ethernet OAM) and in-service upgrades from roles at Huawei, BTI Systems and Ericsson, giving him deep operational debugging and on-call patch delivery experience. He understands low-level networking and internet protocols (Layer-2, TCP/IP, TLS, HTTP) and applies that knowledge to troubleshoot and improve latency-sensitive systems. An active open-source contributor, he has maintained Homebrew formulae for Emacs Mac Port, showing attention to packaging, installation workflows and cross-platform integration that complements his backend systems work.
15 years of coding experience
6 years of employment as a software developer
Bachelor of Science, Information and Computational Science, Bachelor of Science, Information and Computational Science at Nanjing University of Science and TechnologyMaster of Arts, Computer Science, Master of Arts, Computer Science at Brandeis University
English, Chinese
Github Skills (6)
homebrew10
macos10
emacs10
homebrew-cask9
configuration-management8
version-control8
Programming languages (9)
Github contributions (5)
railwaycat/homebrew-emacsmacport
Feb 2013 - Nov 2022
Emacs mac port formulae for the Homebrew package manager
Role in this project:
Full-stack Developer
Full-stack DeveloperContributions:48 releases, 341 commits, 86 PRs in 9 years 10 months
Contributions summary:Xin primarily worked on the Emacs Mac port, contributing to the Homebrew formula for managing and installing the application. Their contributions included updating the formula to include the latest versions of Emacs, fixing installation instructions, and addressing issues related to the application's location and configuration. They also integrated patches, such as one for multi-tty support and various icon updates to customize the appearance. Moreover, the user updated the cask files.
formulaepackage-managermacemacshomebrew
railwaycat/emacs-config
May 2020 - Mar 2025
Contributions:8 PRs, 277 pushes, 12 branches in 4 years 10 months
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