David Alexander
Senior Software Engineer at ether.fi
Golden, Colorado, United States
Summary
👤
Senior🎓
Top SchoolDavid Alexander is a Senior Software Engineer based in Golden, Colorado with 11 years of professional experience focused on systems, cryptography, and blockchain engineering. He brings deep systems-level expertise in Go, C, and Rust, with a track record building secure firmware and distributed blockchain services at firms like ShapeShift, Arena.gl, and ether.fi. Passionate about algorithms and game development, he pairs a math-and-computer-science foundation from Colorado School of Mines with hands-on security engineering roles to deliver robust, auditable systems. David often operates at the intersection of embedded firmware and high-level protocol design, translating cryptographic primitives into production-ready components. His career shows a steady progression from internships to senior technical roles, highlighting both practical engineering and a curiosity for low-level problem solving. Outside work he maintains an open-source presence (github.com/solipsis) that reflects his interest in tooling and experimental projects.
11 years of coding experience
9 years of employment as a software developer
BS in Math & Computer Science, Computer Science, Senior, BS in Math & Computer Science, Computer Science, Senior at Colorado School of MinesThe Vanguard School
English
Github Skills (49)
firmware10
hardware-wallet10
protocol-buffers9
json9
bitcoin9
authorization9
ethereum9
golang9
smart-contracts9
compliance9
cli8
python8
coingecko8
shapeshift8
open-policy-agent8
Programming languages (7)
Github contributions (5)
etherfi-protocol/avs-smart-contracts
Jul 2024 - Jun 2025
avs specific contracts for the Ether.fi protocol
Contributions:6 reviews, 25 PRs, 19 pushes in 10 months
solipsis/go-codefights
Jul 2017 - Sep 2019
Contributions:60 commits, 51 pushes, 1 branch in 2 years 2 months
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