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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·20 Apr 2026·19 min read

Multi-Language Voice Agent Architecture: How We Structure Prompts and Fallbacks Across 8 Languages

A pragmatic guide to prompt design, STT/TTS selection, and three-tier fallbacks for reliable voice agents across eight languages.

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Blog·19 Apr 2026·32 min read

Voice Agent Production Readiness Checklist: 11 Things to Stress Test Before Enterprise Deployment

11 critical stress tests to ensure enterprise voice agents handle noise, interruptions, networks, PII, load, and failover.

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Blog·17 Apr 2026·14 min read

Why VAD End-of-Speech Detection Is the Hardest Problem in Production Voice Agents

Why VAD fails in real-world voice agents and how hybrid acoustic+semantic methods reduce cutoffs, false triggers, and latency.

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Blog·15 Apr 2026·11 min read

Voice Agent Latency: Where the 2-3 Second Delay Actually Lives in the Pipeline and How to Reduce It

Break down where 2-3s voice-agent lag comes from and how streaming VAD/STT/LLM/TTS plus WebRTC cuts perceived latency.

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Blog·14 Apr 2026·17 min read

Why Enterprise Document AI Fails at the Extraction Layer, Not the Model Layer

Most enterprise Document AI errors come from OCR, layout and chunking failures - improve extraction pipelines, metadata, and validation.

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Blog·14 Apr 2026·18 min read

LangGraph vs CrewAI vs AutoGen: How We Evaluated All Three Before Recommending One for a Production Deployment

Compare LangGraph, CrewAI, and AutoGen for production: state persistence, cost, reliability, and scalability.

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Blog·11 Apr 2026·19 min read

Ship Fast Without the Fallout: The Framework We Use to Manage Tech Debt at Every Stage

Manage technical debt across validation, growth, and scale-ship fast, refactor strategically, and secure enterprise readiness.

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Blog·10 Apr 2026·14 min read

What Every Experienced CTO Wishes They’d Done Differently About Technical Debt

Technical debt is a deliberate tool - manage, measure, and repay it with traffic-light roadmaps, AI detection, and business-aligned timing.

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Blog·08 Apr 2026·15 min read

What the First 90 Days Look Like When You Hire a Rescue Team for Your Failing Codebase

90-day rescue plan: assess failing code, stabilize production, fix critical bugs, and reduce technical debt for scalable growth.

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Blog·07 Apr 2026·18 min read

AI Agents Can Now Scan 100K Lines of Code in Hours. Here’s What They Still Miss.

AI scans 100K+ lines fast but lacks business context and architectural judgment-use AI for scans and humans for validation.

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Blog·06 Apr 2026·13 min read

A Founder Spent $300K on the Wrong Dev Team. Here’s What the Codebase Looked Like When We Got It.

An inherited $300K codebase had hardcoded keys, duplicated logic, N+1 queries and outages - this audit stabilized, refactored, and scaled it in 12 weeks.

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Blog·04 Apr 2026·21 min read

5 Things That Break First When a Startup Scales Past $2M ARR

When startups pass $2M ARR, hidden issues surface: fragile architecture, tech debt, team, CRM, and infra - and how to fix them.

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