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THE BOUNDEV JOURNAL

The engineering
archive.

Earlier writing on software, hiring, and building AI. Articles retain their original URLs and publication dates; some historical offers and references are outdated.

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AI engineer salary in 2026: what senior talent actually costs

AI engineer pay by level and region in 2026, the fully loaded cost of a hire, and the point where a subscription team costs less than a headcount.

6 min read

Silent failures: why your AI agent's worst bugs never throw

The worst AI agent bugs never throw an error. The three shapes silent failures take, and four moves to make agents fail loudly, not confidently.

9 min read

Per-tenant LLM cost caps for multi-tenant SaaS

How to meter, cap, and bill LLM spend per tenant in multi-tenant SaaS: tenant_id on every call, a Redis quota store, and gateway-level enforcement.

7 min read

How to cut vector database cost with quantization and truncation

Binary quantization and Matryoshka truncation can shrink a vector store up to 32x or more. How to cut vector database cost without wrecking recall.

6 min read

How to sandbox AI agents that execute code in production

When an AI agent can run code or call side-effecting tools, one wrong decision can wreck production. Sandboxing and least-privilege scoping keep the blast radius small.

8 min read

Citations and confidence: the AI feature trust layer

Sources, deep links, and calibrated confidence are the trust layer of an AI feature. Here is how to build them so users verify instead of guessing.

7 min read

Who can use the AI feature? Access control for SaaS

AI features bypass your existing roles. Here are the three access layers and the resource-level checks that keep users inside their permissions.

7 min read

What your AI feature does when the model fails

Failover, fallback, and a degradation ladder so your AI feature stays usable when the model 500s, rate-limits, or slows down.

8 min read

Multi-agent AI systems fail at the handoff, not the model

Multi-agent AI systems break at the seam between agents, not in the model. How to engineer the handoff with task ownership, a typed contract, and a loop budget.

10 min read

Who owns your AI code when the engagement ends?

IP assignment, model artifacts, and knowledge transfer decide what you keep when an AI contractor or subscription team leaves. A founder's checklist for owning your own s

7 min read

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