Ross Baker
Principal Staff Engineer at Jack Henry & Associates
Indianapolis, Indiana, United States
Summary
🤩
Rockstar🎓
Top SchoolRoss Baker is a Principal Staff Engineer with 16 years of experience building resilient backend systems and leading technical teams from Indianapolis. He blends deep functional-programming expertise in Scala and Haskell with practical leadership at companies like Jack Henry, Verizon, and CrowdStrike, driving architecture and delivery across cloud and streaming domains. An active open-source maintainer, Ross has contributed significant refactors and compatibility work to high-profile projects such as cats, cats-effect, http4s, fs2 and json4s, demonstrating an emphasis on correctness, tooling modernization and cross-version support. He’s fluent at evolving APIs and build ecosystems—retooling formatting, dependency and build configurations to keep libraries usable across compiler versions. Known for thoughtful, low-risk refactors, he pairs a hands-on coder mindset with the strategic view needed to steer long-lived infrastructure.
16 years of coding experience
18 years of employment as a software developer
BS Computer Science Cognitive Science, BS Computer Science Cognitive Science at Indiana University Bloomington
Stackoverflow
41reputation
1kreached
0answers
2questions
Github Skills (36)
asynchronous10
library-design10
dependency-management10
json10
typeclass10
package-management10
testing10
sbt10
template-engine10
scala10
effects10
fs10
aws10
cabal10
stream-processing10
Programming languages (17)
Github contributions (5)
http4s/http4s
Jan 2013 - Jan 2023
A minimal, idiomatic Scala interface for HTTP
Role in this project:
Back-end Developer
Back-end DeveloperContributions:215 releases, 1570 reviews, 7663 commits in 10 years 1 month
Contributions summary:Ross primarily made changes to the project's build configurations and dependencies within the http4s/http4s repository, which provides a minimal, idiomatic Scala interface for HTTP. The commits involve upgrading dependencies, including Blaze, a Scala server and client library for HTTP, and library and sbt plugin version upgrades. Furthermore, the user made a targeted refactor to make the headers more robust.
idiomatichttp-clientscalafs2typelevel
scalate/scalate
Jul 2010 - Mar 2015
Scalate is a Scala based template engine which supports HAML, Mustache and JSP, Erb and Velocity style syntaxes.
Role in this project:Back-end Developer
Back-end DeveloperContributions:107 commits, 3 PRs, 4 pushes in 4 years 8 months
Contributions summary:Ross focused on improving the ServletTemplateEngine by enabling construction from a FilterConfig and making the configuration a val. They also corrected documentation regarding the default layouts directory. Further contributions included a Logback workaround for inner classes and refactoring SBT plugin paths. Finally, the user generated the site as part of the package action.
template-enginehamltemplatejspmustache
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