Erik Dreyer
CTO And Advisor at Spindle Health
Boston, Massachusetts, United States
Summary
👤
Senior🎓
Top SchoolErik Dreyer is a seasoned software leader and architect with over 15 years of experience building and operating scalable enterprise systems across marketplaces, payments, and retail point-of-sale domains. He has repeatedly transitioned from hands-on engineering to technical leadership—founding startups, serving as CTO, and leading engineering teams at companies like Toast, CarGurus, and HomeAway—while retaining deep expertise in distributed systems, ETL, and data-intensive Spark/Databricks platforms. Known for pragmatic architectural choices and cost-aware engineering (e.g., replacing expensive Delta storage with a homegrown "Semi Permanent Data" solution), he thrives on resolving mission-critical issues and shipping production-ready systems quickly. His background ranges from early work at NASA on Shuttle ascent trajectories to designing resilient locking and SCD frameworks for 80+ billion record environments, reflecting a rare blend of aerospace rigor and product-focused software craftsmanship. A dual US/EU citizen based in Boston, he also writes about modularizing monoliths, signaling an interest in maintainable evolution of large legacy systems.
11 years of coding experience
27 years of employment as a software developer
BS, Aerospace Engineering, BS, Aerospace Engineering at Georgia Institute of Technology
Github Skills (45)
gson8
annotation-processor8
rest-client8
jackson8
java8
immutable-collections7
elasticsearch7
microservices7
ddd6
spring-data6
spring6
record-linkage6
immutables6
jpa5
pyspark5
Programming languages (6)
Github contributions (5)
edreyer/modulith
Feb 2022 - Jan 2023
Microservice arch deployed as monolith
Contributions:42 commits, 20 PRs, 69 pushes in 11 months
microservices
edreyer/state-monad-example
Apr 2019 - Oct 2019
Contributions:20 pushes, 1 branch in 5 months
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