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Building a Configuration-Driven Databricks Platform on AWS (Part 1)

If your platform team is bottlenecked by manual AWS console clicks and fragmented Terraform scripts every time someone needs a new Databricks workspace, you have a scaling problem.

2h ago ·dev.to

Why "Approved" From a Payment Gateway Isn't Enough

If your payment gateway responds with approved: true, do you also check that the approved amount matches what you asked it to charge? We didn't, until this week.

• Approved transaction amount must match original charge amount
• PayPhone payment gateway used in Ecuador integration
• Explicit amount comparison prevents erroneous transactions

2h ago ·dev.to

Root Cause and Mitigation Patterns for Phantom Reads Under PostgreSQL Transaction Isolation Levels

Root Cause and Mitigation Patterns for Phantom Reads Under PostgreSQL Transaction Isolation Levels 1. Introduction & Overview Concurrency anomalies in relational databases are often misunderstood…

2h ago ·dev.to