In-depth guides, tutorials, and references for engineers working with Python, SQL, Spark, AWS, GCP, Azure, DBT, Snowflake, and modern AI / GenAI stacks. Written by practitioners for practitioners.https://npblue.com/https://npblue.com/blog/api-governance/https://npblue.com/blog/api-governance/API governance isn't about red tape. Done right, it's what stops your platform from turning into a tangled mess of undocumented endpoints.Fri, 01 Jul 2022 00:00:00 GMThttps://npblue.com/blog/advantages-of-implementing-a-customer-360/https://npblue.com/blog/advantages-of-implementing-a-customer-360/Customer 360 sounds simple on a slide. In practice it's a data integration problem, a governance problem, and an organisational problem all at once.Fri, 01 Jul 2022 00:00:00 GMThttps://npblue.com/blog/complaints-with-bigdata-technologies/https://npblue.com/blog/complaints-with-bigdata-technologies/Big data can transform complaint management — or it can automate bad experiences at scale. The difference is how you use it.Fri, 01 Jul 2022 00:00:00 GMThttps://npblue.com/blog/exploring-mainframe-alternatives/https://npblue.com/blog/exploring-mainframe-alternatives/Migrating off a mainframe is one of the most consequential decisions a large enterprise can make. Most approaches underestimate what's actually running on it.Fri, 01 Jul 2022 00:00:00 GMThttps://npblue.com/blog/the-art-and-science-of-penetration-testing/https://npblue.com/blog/the-art-and-science-of-penetration-testing/A penetration test isn't just 'a hacker trying to break in.' How it's scoped, executed, and reported determines whether it produces real security value.Fri, 01 Jul 2022 00:00:00 GMThttps://npblue.com/blog/wealth-management-in-banking/https://npblue.com/blog/wealth-management-in-banking/Private banking and wealth management aren't just for the ultra-wealthy — but the fees and minimums mean most people are better served by simpler alternatives.Fri, 01 Jul 2022 00:00:00 GMThttps://npblue.com/blog/cloud-bill-doubled-finops-debugging/https://npblue.com/blog/cloud-bill-doubled-finops-debugging/A step-by-step way to actually find what caused a cloud cost spike — instead of guessing, disabling things at random, or waiting for the finance team to ask questions.Wed, 22 Jul 2026 00:00:00 GMThttps://npblue.com/blog/cname/https://npblue.com/blog/cname/ CNAME records work and their benefits. Learn with simple examples how CNAME simplifies domain management and integration with external services.Fri, 01 Jul 2022 00:00:00 GMThttps://npblue.com/blog/vector-database-showdown-rag/https://npblue.com/blog/vector-database-showdown-rag/Three vector database approaches for retrieval-augmented generation, compared on the dimension that actually matters at production scale — not the benchmark chart, the operational trade-off.Wed, 22 Jul 2026 00:00:00 GMT