Zachary Belzer
Director Of Research And Development at Deinde Financial
Downers Grove, Illinois, United States
Summary
👤
Senior🎓
Top SchoolZachary Belzer is a seasoned software leader with 16 years of experience who currently serves as Director of Research and Development at Deinde Financial, where he progressed through engineering and architect roles into senior management. He champions domain-driven design and clear systems modeling to produce maintainable, high-performance code rather than clever but opaque implementations. His hands-on background spans backend engineering, database performance tuning, and distributed job processing—evidenced by contributions improving MongoDB support, indexing, and priority handling for the well-known delayed_job project. Based in Downers Grove, IL, he blends technical depth with people leadership, having built and coached teams through multiple platform evolutions. Collected technical experience across startups and fintech gives him a pragmatic approach to turning complex problems into auditable, production-ready systems. He also brings a subtle focus on developer experience—making systems easier to reason about so teams can move faster without sacrificing correctness.
16 years of coding experience
20 years of employment as a software developer
Bachelors, Computer Science, Bachelors, Computer Science at University of Illinois Urbana-Champaign
Stackoverflow
1reputation
0reached
0answers
0questions
Github Skills (7)
backend10
mongodb10
back-end-development10
mongodb-database10
ruby10
database-design9
testing8
Programming languages (5)
Github contributions (5)
collectiveidea/delayed_job
Feb 2010 - Mar 2010
Database based asynchronous priority queue system -- Extracted from Shopify
Role in this project:
Back-end Developer
Back-end DeveloperContributions:7 commits in 1 month
Contributions summary:Zachary focused on enhancing the MongoDB backend for the `delayed_job` project. Their work included adding tests for limit functionality, restoring priority features, and optimizing query efficiency. They also implemented essential indexing strategies and addressed a bug related to `update_attribute` usage within the MongoMapper environment. This suggests a focus on database interaction, performance, and ensuring the robustness of the job processing system.
asynchronoussidekiqdatabaseprioritypriority-queue
HornsAndHooves/flat_map
Jan 2015 - May 2022
Maps a complex, deeply-nested object graph to a flat mapper object for use in such things as HTML forms
Contributions:2 reviews, 2 PRs, 1 push in 7 years 5 months
object-graphhtml-formsobject-mappermapmapper
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