Michael Zalimeni is a pragmatic software engineering team lead with 11 years of experience designing and scaling data-intensive distributed systems and network APIs. Currently leading HashiCorp’s Graph Engine work on Project Infragraph, he blends hands-on polyglot development (Clojure, Go, TypeScript, Java) with a knack for API design and internal platform libraries. He’s shipped and maintained high‑availability services across security-sensitive products—from Consul contributions that improved Envoy proxy configuration and mitigated vulnerabilities to authoring secrets and auth systems at CircleCI. Known as an “API nerd” and inveterate documenter, he drives data‑driven decisions, intentional simplicity, and iterative delivery while building tooling and processes that make engineering teams more effective. Comfortable both solo and collaborative, he enjoys mentoring and acting as the glue that helps diverse teams execute complex projects. Outside work he brings the same systems-thinking to interests like sustainability and tabletop RPGs, reflecting a mix of technical rigor and human-centered leadership.
11 years of coding experience
15 years of employment as a software developer
Bachelor of Science (BS) Computer Science, Bachelor of Science (BS) Computer Science at Wake Forest University
Consul is a distributed, highly available, and data center aware solution to connect and configure applications across dynamic, distributed infrastructure.
Role in this project:
Back-end & DevOps Engineer
Contributions:388 reviews, 505 PRs, 845 pushes in 5 years 8 months
Contributions summary:Michael primarily focused on improving the functionality and security of Envoy proxy configuration within the Consul project, particularly around the `property-override` extension. Their work included implementing new features like support for Listener and ClusterLoadAssignment resources, fixing parsing issues within the property-override extension, and improving validation to prevent potential security vulnerabilities. They were also involved in incorporating the latest Envoy versions and upgrading dependencies to address identified security concerns.
Contributions:3 PRs, 22 pushes, 6 branches in 2 years 1 month
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Michael Zalimeni - Software Engineering Team Lead at HashiCorp