Brandon Kiefer
Senior Software Engineer II at Stellic
San Francisco, California, United States
Summary
👤
Senior🎓
Top SchoolBrandon Kiefer is a Senior Software Engineer II with 11 years of experience building reliable, production-grade systems and leading engineering improvements across startups and scale-ups. He has driven migrations (Node to TypeScript, Node version upgrades), redesigned deployment pipelines, and led incident postmortems to turn outages into lasting operational improvements. As a former co-founder and early Intel contributor, he blends product-minded engineering with hands-on technical leadership, often improving testability and CI practices. He contributes to Exercism’s Java and Ruby tracks, focusing on code clarity and best practices—small changes that improve learning for thousands of users. Based in Des Moines, he’s pragmatic about trade-offs and known for speeding test suites and reducing infrastructure friction. Curious by nature, he pairs a systems-oriented engineering background (BS in Computer and Electrical Engineering) with a knack for simplifying complex delivery workflows.
11 years of coding experience
12 years of employment as a software developer
Bachelor of Science - BS, Computer and Electrical Engineering, Bachelor of Science - BS, Computer and Electrical Engineering at University of Iowa
Stackoverflow
339reputation
72kreached
30answers
6questions
Github Skills (21)
testing10
java10
ruby10
tracks10
javas10
markdown9
binary-format9
clock9
markdown-it9
binary-data9
git7
acc7
co7
cc7
html6
Programming languages (5)
Github contributions (5)
exercism/java
Nov 2017 - Dec 2017
Exercism exercises in Java.
Role in this project:
Back-end Developer
Back-end DeveloperContributions:17 commits, 13 PRs, 20 comments in 18 days
Contributions summary:Brandon primarily contributed to the Exercism Java track by removing public access modifiers from reference solutions for several exercises, including nth prime, crypto square, and circular buffer. These changes indicate a focus on code clarity and adherence to best practices within the context of the Exercism platform. Furthermore, the user added and modified a reverse string exercise.
javaexercismexercism-exercisesexercism-trackcommunity-contributions-accepted
exercism/ruby
Dec 2017 - Dec 2017
Exercism exercises in Ruby.
Role in this project:Back-end Developer
Back-end DeveloperContributions:8 commits, 3 PRs, 5 comments in 3 days
Contributions summary:Brandon primarily contributed to the Ruby exercises in the Exercism track. They implemented the ISBN verifier exercise and refactored the solution code. This included changing the ISBN verifier solution to use `match` instead of `.match?`, and replacing `sum` with `reduce`. Furthermore, they fixed white space in the solutions and test cases, and corrected variable names in generators.
exercism-exercisesexercism-trackrubypaddingexercism
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