Phil Callister
Senior Architect at Slalom
Minneapolis, Minnesota, United States
Summary
👤
Senior🎓
Top SchoolPhil Callister is a Senior Architect with 14 years of hands-on experience designing and delivering cloud-native, full-stack solutions across finance, sports media, and consumer mobile domains. He has led architecture and delivery at scale—from founding startups and building trading platforms to guiding Fortune 500 capital markets clients at AWS, where his GenAI and Serverless proofs-of-concept enabled real customer production workloads and large SageMaker adoption. Known for mentoring engineering teams and bootstrapping platforms, he has repeatedly converted complex distributed systems into pragmatic, reusable patterns (including proposing GraphQL-led product pivots at Sportradar). Comfortable briefing C-suite stakeholders and training hundreds of practitioners, he blends deep technical execution with strategic product thinking. Based in Minneapolis, he brings a mix of entrepreneurial grit and enterprise delivery discipline, plus a willingness to relocate and embed with teams internationally to accelerate outcomes.
14 years of coding experience
14 years of employment as a software developer
BS Computer Science, BS Computer Science at Minnesota State University, MankatoDiploma General, Diploma General at Hudson High
Stackoverflow
53reputation
6kreached
0answers
1question
Github Skills (21)
aws-lambda9
aws9
serverless-framework9
lambda9
serverless-applications9
serverless9
amazon-bedrock8
generative-ai8
langchain8
cordova6
kitchen5
test-kitchen5
testing4
acts-as-taggable-on3
ruby3
Programming languages (4)
Github contributions (5)
philcallister/dynamic
Feb 2020 - Dec 2024
Contributions:6 pushes, 1 branch in 4 years 10 months
philcallister/dice
Nov 2012 - Jan 2013
Contributions:13 commits in 2 months
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