Insights & Thinking

The NovaRock Blog

Practical writing on enterprise software architecture, cloud infrastructure, AI/ML engineering, DevOps, and cybersecurity — from the people building it every day.

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Why Most Enterprise AI Projects Fail Before They Start: A Practitioner's Honest Assessment

After working on AI/ML deployments across retail, healthcare, fintech, and manufacturing, a pattern is unmistakable. The failures are almost never about the model. They are about the data, the infrastructure decisions made six months earlier, and the absence of a clear definition of success before a single line of training code is written.

Jasvinder Singh

9 April 2026 12 min read

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Cloud

Kubernetes Cost Optimisation: 8 Changes That Cut Our Client's AWS Bill by 41%

Most Kubernetes clusters in production are significantly over-provisioned. Here are the specific configuration changes — from VPA to spot instance node pools — that consistently deliver the largest savings without risking availability.

8 min read

Rahul K.

2 Apr 2026

Cybersecurity

Implementing Zero Trust Architecture in a Legacy Enterprise Network: A Step-by-Step Approach

Zero Trust is not a product you buy — it is an architectural philosophy you implement incrementally. This guide covers the practical phasing strategy we use when helping enterprises transition away from perimeter-based security models.

11 min read

Priya M.

28 Mar 2026

DevOps

Platform Engineering vs. DevOps: Why the Distinction Matters for Engineering Organisations at Scale

As organisations grow past 30-40 engineers, raw DevOps practices start to create invisible bottlenecks. Platform engineering — the discipline of building internal developer platforms — is how leading teams reclaim deployment velocity without sacrificing reliability.

9 min read

Sanjay T.

21 Mar 2026

Software

Event-Driven Architecture: When to Use It and When It Will Make Your Life Worse

Event-driven systems are powerful when applied to the right problems and catastrophically over-engineered when applied to the wrong ones. Here is a decision framework based on real production systems — not whiteboard architecture diagrams.

10 min read

Anika R.

14 Mar 2026

AI / ML

Building RAG Pipelines That Actually Work in Production: Lessons From Five Enterprise Deployments

Retrieval-Augmented Generation is powerful on paper and finicky in practice. Chunking strategies, embedding model choice, retrieval scoring, and re-ranking all compound into either accurate, trustworthy answers — or confident hallucinations. Here is what we learned the hard way.

14 min read

Jasvinder Singh

7 Mar 2026

Cloud

Multi-Cloud Strategy in 2026: What Works, What Does Not, and What the Vendors Won't Tell You

Multi-cloud promises resilience and negotiating leverage, but the operational overhead is real and often underestimated. This is an honest look at the scenarios where multi-cloud genuinely pays off versus where a well-managed single-cloud strategy is the more defensible choice.

10 min read

Rahul K.

28 Feb 2026

DevOps

GitOps in Practice: Why We Switched from ArgoCD to Flux for Our Largest Client — and What We Learned

Both ArgoCD and Flux are excellent. The decision between them is not about features — it is about your team's mental model of infrastructure management, your cluster topology, and how you think about drift detection. Here is how we made the call.

7 min read

Sanjay T.

19 Feb 2026

Cybersecurity

Software Supply Chain Security: Building an SBOM Programme From Zero in a Mid-Size Engineering Team

The XZ Utils backdoor was a wake-up call for the industry. A Software Bill of Materials programme is no longer optional for any organisation shipping software to enterprise clients. Here is a practical implementation guide that does not require a dedicated security team to execute.

9 min read

Priya M.

10 Feb 2026

Software

How to Quantify Technical Debt So That Non-Technical Stakeholders Actually Act on It

Technical debt is real, but "the codebase is messy" does not persuade a CFO to fund a refactoring sprint. Here are the metrics, framing strategies, and business-language translations that consistently move technical debt from an engineering complaint to a funded initiative.

8 min read

Anika R.

3 Feb 2026

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