Jeff Hollan is a Director of Engineering based in Bellevue, Washington with 11 years of experience building cloud-native, production-ready systems. He combines product-focused leadership with hands-on engineering—previously serving as Director of Product at Snowflake while contributing to open-source projects like KEDA. Jeff has applied deep cloud and DevOps expertise to Azure-focused repos, modernizing Azure Functions templates and implementing infrastructure-as-code for containerized microservices using Bicep, Dapr, and Cosmos DB. He’s comfortable bridging backend development, deployment automation, and observability to move teams from prototype to resilient production. A pragmatic technologist and Seahawks fan, he brings both strategic vision and the willingness to roll up his sleeves in code and CI/CD pipelines.
Sample microservices solution using Azure Container Apps, Dapr, Cosmos DB, and Azure API Management
Role in this project:
DevOps Engineer & Cloud Engineer
Contributions:3 reviews, 32 commits, 10 PRs in 5 months
Contributions summary:Jeff primarily focused on infrastructure-as-code deployment and configuration management for the microservices solution. They made significant changes to Bicep files, updating deployment configurations to target Azure Container Apps. The user's work included setting up the necessary components, such as API Management, environment configurations, and integrating application insights. They also made adjustments for production deployment and explicitly set minimum replica counts for the container applications.
Azure functions templates for the azure portal, CLI, and VS
Role in this project:
Back-end Developer
Contributions:7 commits, 9 PRs, 3 branches in 1 year 7 months
Contributions summary:Jeff primarily contributed to the Azure Functions templates, specifically focusing on replacing `TraceWriter` with `ILogger` for improved logging. The user made changes across various C# and JavaScript templates, updating code to align with the latest version of Azure Functions. Further, the user added a Python template for Event Hub triggers and incorporated v2 changes to the HttpTrigger-CSharp template.
azure-portalazure-functionsportalazurecli
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Jeff Hollan - Director of Engineering at Snowflake