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Blog · AlterSquare

Blog

Notes from the build.

Field notes on shipping AI-native systems with human engineering judgement: architecture, modernisation, automation, and the tradeoffs in between.

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Blog·16 Mar 2026·16 min read

AI Made Our Best Developers 3x Faster. It Made Everyone Else a Liability

AI multiplies senior developers’ productivity but raises defect and review burdens for juniors; structured training, oversight, and roadmaps reduce risk.

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Blog·14 Mar 2026·14 min read

We’ve Rescued 15+ Codebases That AI Tools Helped Break. Here’s the Pattern

AI-generated code often causes hidden bugs-missing context, outdated APIs, weak error handling, and duplicated logic. Practical fixes, tests, and staged rollouts.

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Blog·13 Mar 2026·14 min read

AI-Generated Code Looks Clean. Here’s Why Your Next Refactor Will Prove It Isn’t

AI-produced code can look clean but hide edge-case bugs, duplicated logic, and architectural debt that often break during refactoring.

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Blog·11 Mar 2026·14 min read

The Red-Yellow-Green System: How We Decide What to Fix, What to Keep, and What to Kill in Any Codebase

Classify code as Red, Yellow, or Green-use AI scans and a Traffic Light Roadmap to prioritize fixes, lower risk, and align engineering work with business goals.

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Blog·10 Mar 2026·23 min read

The $1M ARR Refactor Trigger: When Your Codebase Needs to Grow Up

Hitting $1M ARR exposes scaling failures-spot tech debt, prioritize with a Traffic Light Roadmap, and modernize incrementally to protect growth.

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Blog·09 Mar 2026·16 min read

How We Modernize Frontends Without Rewriting Them (And Why Rewrites Fail 60% of the Time)

Modernize legacy frontends safely without full rewrites using incremental refactors, UI isolation, and integration layers to cut risk and speed delivery.

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Blog·07 Mar 2026·17 min read

Google Antigravity vs Cursor: Can an Agent-First IDE Actually Handle Legacy Codebases?

Compare autonomous agent IDEs versus developer-led IDEs for modernizing legacy code, weighing automation, control, security, and best use cases.

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Blog·06 Mar 2026·13 min read

We Build MVPs That Are Designed to Be Deleted. Here’s Why That Saves Our Clients $500K

Design MVPs to be intentionally replaceable-validate demand quickly, reduce technical debt, and avoid costly rebuilds that can exceed $500,000.

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Blog·04 Mar 2026·17 min read

We Audited 5 Vibe-Coded Startups. Every Single Codebase Had the Same 3 Problems.

Audits of five vibe-coded startups found inconsistent code, exposed secrets, and fragile architecture-fix these early to avoid costly technical debt.

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Blog·03 Mar 2026·14 min read

Everyone Told Us ‘Don’t Touch That Code.’ We Touched It. Here’s What Happened.

A practical, risk‑aware playbook for modernizing fragile legacy code: AI assessment, phased fixes, feature flags, and measurable performance and cost gains.

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Blog·02 Mar 2026·13 min read

Every Startup Has Tech Debt. The Ones That Die Are the Ones That Pretend They Don’t.

Why startups take on technical debt, how to track and prioritize it, and when to pay it down across seed, growth, and scale stages.

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Blog·28 Feb 2026·12 min read

Your Team Ships 2x More Pull Requests Since Adopting AI. Your Bug Count Also Doubled.

AI tools doubled pull requests but also raised bugs, review time, and technical debt; prioritize Net Feature Velocity, DORA metrics, refactoring, and strict reviews.

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