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Engineering notes on Rails, Ruby, AI and testing, and guides for founders who work with engineers.

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AI Agents That Learn to Delete: An 8-Week Experiment

In 8 weeks, AI agents cut duplication 73% and boosted confidence 4x by unlearning bad habits. Here’s the playbook for smarter, simpler automation.

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The Skills Every Rails Engineer Needs to Succeed

Being a Rails engineer in 2025 means being ready for a constantly changing tech world.

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Jessica Livingston on How Y Combinator Started

In the early days of startup culture, there was a significant gap in funding options for entrepreneurs.

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How 20 Developers at ToolTime Run 76 Microservices

Scale engineering teams with trust: ToolTime runs 76 microservices with 20 developers, zero managers. Learn autonomous squad structures, microservice architecture, culture building ✓

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How to Choose an MVP Software Development Company

Why your MVP development partner matters: what an MVP is, how the right team saves budget and time to market, and how it lowers risk as you test the idea.

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How to Find Employees for Free: Hidden Talent Pools

Finding employees without spending a dime might seem impossible, but in 2025, it's all about creativity and smart strategies.

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Web Development vs Software Development: The Differences

When it comes to tech careers, web development and software development often get tossed around like they're the same thing. But they're not.

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pgvector Rails Production Guide: Semantic Search 2025

Build production semantic search in Rails with pgvector and PostgreSQL - no external vector database. Complete tutorial with working code examples and a benchmark you run on your own data.

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Reviving Defense Technology: Silicon Valley's Next Chapter

The U.S. has long been a leader in defense technology, but recent trends show that the defense contractors we rely on have become sluggish and inefficient.

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Software and Web Development Trends to Watch in 2025

2025 software development trends: AI integration, low-code platforms, WebAssembly. Stay ahead with latest web development innovations for startup success ✓

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