Insights & Engineering Blog
Insights & Engineering
Think Deeper.
Build Smarter.

Expert perspectives on Cloud, AI, DevOps, Cybersecurity, and Data Engineering from the CSS Technology team.

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AI & Machine Learning

Building Production-Grade RAG Pipelines on Azure: A Complete Engineering Guide

Retrieval-Augmented Generation sounds simple in theory. In production, it demands careful attention to chunking strategies, embedding models, vector store selection, and latency budgets. Here's how we architect RAG at CSS Technology.

SR

Samuel filler · Data Engineer

April 10, 2025

12 min read
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Cloud

Azure vs AWS in 2025: Which Platform Wins for Enterprise Data Engineering?

A head-to-head comparison of managed services, pricing models, and ecosystem maturity for large-scale workloads.

Mar 28, 2025 · 8 min

Cloud

DevOps

GitOps with ArgoCD: How We Reduced Deployment Failures by 94%

A real-world walkthrough of migrating a microservices platform to a full GitOps model with progressive delivery.

Mar 15, 2025 · 10 min

DevOps

Cybersecurity

SIEM Architecture on Azure ADX: Processing 40M Events Daily with KQL

How we designed a Bronze-Silver-Gold medallion SIEM platform on Azure Data Explorer for enterprise-scale security.

Mar 5, 2025 · 14 min

Security

Data Engineering

DB2 to Redshift Migration: Lessons from a Complex Enterprise Data Move

Schema conversion, zero-data-loss strategies, and the hidden complexity of migrating 15 years of transactional data.

Feb 22, 2025 · 11 min

Data

AI & ML

MLOps Maturity Model: Where Is Your Organisation on the AI Scale?

A practical framework for assessing ML infrastructure across model governance, observability, and deployment velocity.

Feb 11, 2025 · 9 min

AI

Talent

How to Hire a Senior Data Engineer in 2025: Skills & Red Flags

What to look for, what to avoid, and the interview questions that actually reveal engineering depth.

Feb 3, 2025 · 7 min

Talent