
Roger Bosch
•Jan 27, 2026
Practical Guide to Spec-Driven Development (SDD) with AI in 2026: real-world workflow, criteria for writing effective specs, team roles.
Writing about backend systems, data engineering, automation, and real-world AI applications.

Roger Bosch
•Jan 27, 2026
Practical Guide to Spec-Driven Development (SDD) with AI in 2026: real-world workflow, criteria for writing effective specs, team roles.

Roger Bosch
•Jan 19, 2026
Clean architecture and hexagonal in Go: layers, interfaces, trade-offs and when architecture helps vs when it kills Go's simplicity.

Roger Bosch
•Jan 18, 2026
Calculate the real probability of winning the National Lottery with Python: cumulative formula, Monte Carlo and why historical data does not predict.

Roger Bosch
•Jan 10, 2026
How to connect Go with PostgreSQL using pgx and database/sql. Queries, repositories, context, transactions and common errors.
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