Jesse Wertheim
Applications Engineer
Washington, District of Columbia, United States
Summary
🤩
Rockstar🎓
Top SchoolJesse Wertheim is an Applications Engineer with 11 years of experience based in Washington, D.C., focused on building reliable backend tooling and improving developer workflows. At Hanover Research he applies pragmatic engineering to deliver production-ready applications, drawing on prior experience coordinating technical support at Verizon to blend user-centered service with systems thinking. An active open-source contributor, Jesse has enhanced the Fennel Lisp REPL—adding robust readline completion, docstring support, table-field traversal, tests, and performance fixes—demonstrating care for developer experience and low-level language tooling. He brings a knack for cleaning and optimizing complex codepaths, turning rough edges into polished features that scale for real users. Colleagues know him for thoughtful debugging, pragmatic improvements, and a tendency to bridge the gap between support needs and engineering solutions.
11 years of coding experience
University of Maine
Github Skills (11)
lua10
compiler10
rep10
compiler-compiler10
code-completion10
language-design10
repr10
fennel10
lisp10
testing9
documentation8
Programming languages (13)
Github contributions (5)
bakpakin/Fennel
Apr 2019 - Jan 2023
Role in this project:
Back-end Developer
Back-end DeveloperContributions:9 releases, 6 reviews, 150 commits in 3 years 10 months
Contributions summary:Jesse primarily contributed to the Fennel Lisp language implementation. Their work focused on enhancing the REPL functionality by implementing features such as readline completion for various language constructs like globals, specials, macros, and locals. They also improved the code by cleaning up the completion logic, optimizing performance, adding docstring support and test and fixing bugs. Additionally, they added the ability to traverse table fields during completion, which significantly improves the user experience.
lualisp-languagecompilerlispcommon-lisp
jaawerth/nrun.vim
Apr 2016 - Oct 2017
Contributions:33 commits, 2 PRs, 33 pushes in 1 year 6 months
execbinjavascriptfallbacknodejs
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