Mastodawn

Verse Communications was building decentralized social infrastructure with real conviction, but needed a repeatable path to test assumptions and find product-market fit fast. We embedded, ran rapid AI prototyping sprints, and built the structured discovery frameworks they needed to move with confidence.
https://link.testdouble.com/ee91b2

Test Double 19h ago

We're hiring a Principal Product Consultant at Test Double! We're seeking an experienced product leader who can partner with clients on complex product challenges, shape product strategy, and drive meaningful business outcomes.

Apply: https://testdouble.hire.trakstar.com/jobs/fk0zp76/

Test Double 1d ago

Standard Ruby (the bikeshed-proof linter and formatter) is used in over 9,000 projects. But how does the team at Test Double actually decide which RuboCop rules make the cut?

Camilo Payan pulls back the curtain on the monthly process: the criteria, the tradeoffs, and what they deliberately leave out.

https://link.testdouble.com/rcb

Test Double 4d ago

You can generate more code faster than ever. But speed was never the goal—it's a byproduct of achieving outcomes under constraints. AI amplifies quality and entropy equally.

The differentiator is the harness you build around it: the taste, judgment, and constraints you encode into the system that shapes what AI produces.

Read the post by Principal Software Consultant Dave Mosher and let us know what you think:
https://link.testdouble.com/334ab6

Test Double 6d ago

When leaders demand speed, teams often cut corners on validation and composition—ironically creating the brittleness that slows everything down. VP of Delivery @DocOnDev has some practical advice: Real speed emerges from flow, small batches, and systems designed for adaptation, not from pushing harder on execution.
https://link.testdouble.com/3d8877

Test Double 6d ago

Enbala needed to refresh and scale their legacy energy management platform to process gigabytes of data per second from thousands of grid assets in real time.

We embedded with their team to help with rapid feature releases, performance refactoring, automated testing, and mentoring both developers and product managers.

Result: Market leadership + acquisition by Generac Power Systems. https://link.testdouble.com/b1abef

Test Double May 26

When a wide range of things aren't working or didn't scale effectively, you hit trade off decisions. To make an effective business case for budgeting you need to ensure you're advocating for the right things. Our pragmatic and actionable assessments help you do just that.

Test Double May 22

Your coding agent will write tests. What it won't do, by default, is write good tests.

Mutation testing fills that gap. And it turns out LLMs benefit from it far more than human developers ever did. Neal Lindsay breaks down exactly how to set it up and get your agent to run it on its own.

https://link.testdouble.com/a1cdf3

Test Double May 21

Learn advanced Pydantic techniques to bring order to chaotic, real world data. In this talk @kadams54 gave for IndyPy he introduces Pydantic for Python with practical examples. https://link.testdouble.com/ca2c12

Test Double May 20

We helped a global retailer realize a 500% increase in product releases. How? Strategic product management that creates focus.

Teams were working unsustainably with missing deadlines and engineers quitting. Then there was a 40% funding cut.

We narrowed 12 initiatives to 5, implemented data-driven decisions, and built a clear decision framework.

Result: Releases from 1x/quarter to 2x/month and 2 new products launched. https://link.testdouble.com/c42857

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