Erik Shafer
Senior Consultant at Improving
Omaha, Nebraska, United States
Summary
👤
Senior🎓
Top SchoolErik Shafer is a Senior Consultant and software architect with nine years of professional experience building event-driven, distributed systems across ecommerce, insurance, transportation, and finance from Omaha, Nebraska. He blends hands-on engineering in both .NET and JVM ecosystems with practical Domain-Driven Design, event sourcing, CQRS, gRPC and GraphQL to deliver observable, replayable, and fault-tolerant solutions. Erik has led cross-functional teams to incrementally modernize legacy systems, shipping APIs and data pipelines while preserving behavior through careful regression testing and feature-flagged rollouts. He pairs developer advocacy and teaching—having served as a Developer Advocate and computer science tutor—with a consultant’s focus on pragmatic, value-driven outcomes. Outside of client work he runs his own consulting practice and enjoys proof-of-concept builds and hackathons that push architectural boundaries.
9 years of coding experience
9 years of employment as a software developer
Bachelor's Degree Computer Science, Bachelor's Degree Computer Science at University of Nebraska at OmahaAssociate's Degree Computer/Information Technology Administration and Management, Associate's Degree Computer/Information Technology Administration and Management at Metropolitan Community College
Github Skills (28)
bus10
dotnet9
ebay-sdk9
csharp9
code-first9
ddd8
message-bus8
northwind8
ebay-api8
entity8
cqrs8
messaging7
eventstore7
entity-framework-core7
event-driven-architecture7
Programming languages (3)
Github contributions (5)
erikshafer/event-sourcing-ecommerce
Feb 2023 - Mar 2023
An ecommerce system that highlights event-driven design, architecture, and implementation details. Uses the event-native database EventStoreDB. For those new and experienced to event-driven architecture, event sourcing, and distributed systems.
Contributions:49 commits, 76 PRs, 217 pushes in 1 month
cqrsddddistributed-systemsdotnetecommerce
erikshafer/DistributedSystems.Ecommerce
Mar 2022 - Feb 2023
A repository showcasing event driven and event sourcing practices with EventStoreDB.
Contributions:11 commits, 2 PRs, 7 pushes in 11 months
eventstoredddevent-sourcingeventdriveneventstoredb
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