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Tech Architect Insights is a weekly newsletter and free 5-day email course that teach you how to think in systems, make solid technical decisions, and communicate like a leader.

25+ in-depth lessons already shipped on real-world architecture problems.

Never Lose Another Event: The Outbox Pattern That Actually Works

Never Lose Another Event: The Outbox Pattern That Actually Works

Tech Architect Insights Lesson #35 - Stop "why is data different?" incidents. Choose consistency deliberately. Never lose events again.

Jan 4, 2026

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9 min read

The Distributed Monolith is Worse Than the Monolith

The Distributed Monolith is Worse Than the Monolith

Tech Architect Insights Lesson #34 - Diagnose microservice coupling and undo the worst splits before you scale them.

Dec 28, 2025

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9 min read

Locking and Deadlocks with fewer surprises

Locking and Deadlocks with fewer surprises

Tech Architect Insights Lesson #33 - Stop “random timeouts” by making locks visible and fixable.

Dec 21, 2025

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8 min read

Stream-Aligned Teams With Deployments That Don't Block

Stream-Aligned Teams With Deployments That Don't Block

Tech Architect Insights -Lesson #36 - Stop deep pages from melting your database.

Jan 11, 2026

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10 min read



Tech Architect Insights is a weekly newsletter that teach you how to think in systems, make solid technical decisions, and communicate like a leader. No fluff. Just patterns from 17+ years in the field.

You’ll also get one practical architecture lesson each week. Unsubscribe anytime.

Pagination That Doesn’t Die at Page 2000

Pagination That Doesn’t Die at Page 2000

Tech Architect Insights Lesson #32 - Stop deep pages from melting your database.

Dec 14, 2025

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7 min read

Queries and Indexes With Predictable Latency

Queries and Indexes With Predictable Latency

Tech Architect Insights Lesson #31 - Keep p95 stable by designing queries and indexes on purpose

Dec 7, 2025

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7 min read

Data Contracts for Events With Safe Evolution

Data Contracts for Events With Safe Evolution

Tech Architect Insights Lesson #30 -Ship events that change without breaking consumers.

Nov 30, 2025

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6 min read

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Secret Rotation With Zero Downtime

Tech Architect Insights Lesson #29 - Rotate keys like a routine chore, not a midnight drama.

Nov 23, 2025

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7 min read

Bogdan Colța
Bogdan Colța
Secret Rotation With Zero Downtime

Error Contracts Across Services

Tech Architect Insights Lesson #28 - Make retries predictable, fallbacks humane, and on-call a little quieter.

Nov 16, 2025

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11 min read

Bogdan Colța
Bogdan Colța
Error Contracts Across Services

Caching Without Regret

Tech Architect Insights Lesson #27 - Make data feel fast, stay honest about staleness, and avoid stampedes.

Nov 9, 2025

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10 min read

Bogdan Colța
Bogdan Colța
Caching Without Regret

API Timeouts & Retries That Don’t Melt Your System

Tech Architect Insights Lesson #26 - Fix the retry storms, make timeouts tell the truth.

Nov 2, 2025

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9 min read

Bogdan Colța
Bogdan Colța
API Timeouts & Retries That Don’t Melt Your System

The 30-Minute Architecture Review That Actually Ships

Tech Architect Insights Lesson #25 - Replace two-hour bikesheds with a crisp, decision-first ritual

Oct 26, 2025

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8 min read

Bogdan Colța
Bogdan Colța
The 30-Minute Architecture Review That Actually Ships

Golden Paths (Paved Roads) Beat Tribal Knowledge

Tech Architect Insights Lesson #24 - Publish one safe, fast default so teams ship great systems by default.

Oct 19, 2025

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8 min read

Bogdan Colța
Bogdan Colța
Golden Paths (Paved Roads) Beat Tribal Knowledge

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