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Engineering (31)
Engineering
How Sigma's Data Platform Team Manages the Semantic Layer with dbt and Dagster
Learn how Sigma's data team defines its semantic layer as code in dbt and deploys it with Dagster, so every merge to main ships updated Sigma data models.
September 30, 2026
Engineering
How agentic loops built on Sigma migrated 1,000+ tests to Playwright in a month
See how Sigma engineers combined AI agent harnesses with Sigma workbooks to migrate 1,000+ tests to Playwright in a month, with 90% less flake.
September 17, 2026
Product
Faster Workbooks on Every Warehouse: Introducing Universal Result Cache
Learn how Sigma's Universal Result Cache makes workbooks load faster on every warehouse by reusing query results.
June 24, 2026
Engineering
When One Report Becomes Hundreds: Building Bursting At Sigma
How Sigma’s Exports team built “Export as a Burst,” turning clunky workarounds into a simple way to send personalized reports at scale.
December 1, 2025
Engineering
Maintaining a Well-Oiled Machine: Reducing Dashboard Friction with Legend Controls
Go behind the scenes with Sigma’s Visualization team to see how legend controls reduce dashboard friction and make data-driven decisions smoother.
October 24, 2025
Engineering
The Unique Language Sigma Uses To Supercharge SQL Testing At Scale
Sigma engineers built a custom DSL to make compiler testing faster, cleaner, and UI-free. Here’s how .wb files power thousands of reliable SQL tests.
August 21, 2025
Engineering
The Insider Guide To Sigma’s Data Modeling Revolution
Discover how Sigma designed a scalable, user-first semantic layer that redefines self-service analytics.
July 17, 2025
Engineering
Engineering Growth At Sigma: Feature Creep, Trade-offs, And The Art of Saying "No"
Saying yes can speed up your career—but learning when to say no is what makes you a better engineer. Here’s how thoughtful trade-offs and focus drive real impact at Sigma.
June 9, 2025