Eric Van Zanten
Senior Full Stack Engineer at Calendly
Wisconsin, United States
Summary
🤩
Rockstar🎓
Top SchoolEric Van Zanten is a Senior Full Stack Engineer with 14 years of experience building reliable, scalable services—distributed job systems, messaging, search, and data pipelines—now based in the Randstad region of the Netherlands. He has delivered production-grade backend systems across startups and enterprises, including Kafka-as-a-service, Etcd/Redis operations at Braintree, serverless Python/TypeScript Lambdas and OpenSearch at Guild Education, and current full-stack work at Calendly. An emphasis on observability, Unicode-safe data handling, and pragmatic code maintenance shows in his open-source contributions to dedupe, where he improved Unicode handling, logging, IO, and core algorithms. He pairs a design-oriented BFA background with deep backend engineering chops and a track record of mentoring teams and managing AWS infrastructure, which helps him bridge product needs and maintainable architecture. Notably, his career arc started in visual design and digital archives, giving him an uncommon blend of attention to data fidelity and user-facing detail.
14 years of coding experience
13 years of employment as a software developer
Bachelor of Fine Arts (B.F.A.) Design and Visual Communications General, Bachelor of Fine Arts (B.F.A.) Design and Visual Communications General at The Art Institutes
Persian
Stackoverflow
95reputation
6kreached
3answers
2questions
Github Skills (12)
deduplication10
python10
dup10
cython9
clustering8
api-design7
gunicorn6
mongodb6
redis6
box-api6
pymongo6
flask6
Programming languages (12)
Github contributions (5)
dedupeio/dedupe
Aug 2013 - Jan 2019
:id: A python library for accurate and scalable fuzzy matching, record deduplication and entity-resolution.
Role in this project:
Back-end Developer
Back-end DeveloperContributions:27 commits, 4 PRs, 2 pushes in 5 years 6 months
Contributions summary:Eric focused on improving the codebase's handling of Unicode characters and configuring logging mechanisms for better debugging and module identification. They modified Python files related to core functionality, specifically within the `affinegap` module which suggests a focus on optimizing the library. Furthermore, the user updated IO methods and documentation, enhancing the project's usability and maintainability. The commits demonstrate active involvement in the project's core codebase and its supporting documentation.
pythonentityrecord-linkagede-duplicatingdedupe
datamade/flask_app_template
Feb 2015 - Jun 2017
Contributions:16 commits, 15 pushes, 1 branch in 2 years 4 months
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