Testing, Deployment, and Maintenance Resources

A Transaction-Grade Performance Blueprint for Spring Boot FinTech Microservices (Tracing, Histograms, and Kubernetes)

A practical guide for improving FinTech microservice latency and reliability on Kubernetes using OpenTelemetry tracing, Prometheus metrics, and SLOs.

March 4, 2026

by Sibasis Padhi

· 3,121 Views · 1 Like

AWS Transfer Family SFTP Setup (Password + SSH Key Users) Using Lambda Identity Provider + S3

Deploy a managed AWS Transfer Family SFTP server backed by S3, using a Lambda identity provider for password and SSH-key logins.

March 4, 2026

by Praveen Chaitanya Jakku

· 4,646 Views

Lessons From Our Network Crash (And What I Wish I'd Known Sooner)

Network administration done right requires data-driven strategies and real-time insights that prevent problems before they affect users.

March 4, 2026

by Sascha Neumeier

· 1,057 Views

Infrastructure as Code Is Not Enough

Learn about why Infrastructure as Code alone can't ensure reliability and how intent, policy, and feedback loops create self-correcting, resilient systems.

March 4, 2026

by Venkatesan Thirumalai

· 2,807 Views

Implementing Decentralized Data Architecture on Google BigQuery: From Data Mesh to AI Excellence

Traditional centralized data lakes don’t scale for AI. A Data Mesh not only decentralizes data ownership by domain but also enforces federated governance.

March 3, 2026

by Jubin Soni, FBCS

CORE

· 2,867 Views · 1 Like

What Actually Breaks During Large-Scale S/4HANA Conversions (And How to Prevent It)

S/4HANA migrations break custom ABAP code and interfaces unless you proactively refactor code, SQL, and integrations to support the new data model and semantics.

March 3, 2026

by Deepika Paturu

· 1,599 Views

Open-Source GitOps at the Edge: Deploying to Thousands of Clusters With Rancher Fleet

Establish GitOps-driven CI/CD pipelines to create zero-downtime deployments across thousands of edge locations with automated rollbacks.

March 3, 2026

by Prakash Velusamy

· 1,316 Views

AWS Step Functions + AI: Smarter Orchestration in Modern Applications

Learn to combine AWS Step Functions with Generative AI for scalable orchestration, featuring architecture patterns and code examples

March 2, 2026

by Jubin Soni, FBCS

CORE

· 1,752 Views

Cost Is a Distributed Systems Bug

Cloud systems scale — but unchecked, they can bankrupt you. Measure, automate, and optimize costs to keep your infrastructure resilient and your budget intact.

March 2, 2026

by David Iyanu Jonathan

· 2,252 Views

Kubernetes for DevOps Engineers: Mastering Modern Patterns

Kubernetes v1.35 marks a turning point: cgroups v1 is deprecated, Ingress-NGINX is retiring, and Gateway API becomes the ingress standard.

March 2, 2026

by Parthiban Rajasekaran

· 1,268 Views · 1 Like

Hands-On with Azure Local via the Azure Portal

This guide explains how to deploy LocalBox with Azure Bicep and create Azure VMs, covering setup, networking, images, and deployment without physical hardware.

March 2, 2026

by Sanjeev Kumar

· 1,553 Views

Code Rewriting With AI and TDD

Exploring the use of TDD and AI to rewrite projects with architectural debt, and how TDD in these cases can be a guardrail against hallucinations.

March 2, 2026

by Baubak Gandomi

· 2,190 Views

Mastering the AWS Well-Architected AI Stack: A Deep Dive into ML, GenAI, and Sustainability Lenses

Use AWS’s ML, GenAI, and Sustainability lenses together to build AI systems that are production-ready, governed, cost-efficient, and energy-efficient.

February 27, 2026

by Jubin Soni, FBCS

CORE

· 1,825 Views · 1 Like

Why Retries Are More Dangerous Than Failures

Retries can amplify failures into outages. Use backoff, circuit breakers, idempotency, load shedding, and observability to keep systems stable under pressure.

February 27, 2026

by David Iyanu Jonathan

· 2,642 Views · 1 Like

Big Cloud Still Runs Most Containers on VMs; What Does that Mean for the Rest of Us?

While many developers run containers on bare metal in development, in production, it's almost all VMs. What does this mean for the broader cloud landscape?

February 27, 2026

by Chris Ward

CORE

· 1,895 Views

Unified Intelligence: Mastering the Azure Databricks and Azure Machine Learning Integration

Bridge the gap between Big Data and production ML. Learn to integrate Azure Databricks with Azure Machine Learning for a seamless, scalable end-to-end MLOps workflow.

February 27, 2026

by Jubin Soni, FBCS

CORE

· 1,382 Views

AWS Bedrock vs. SageMaker: Choosing the Right GenAI Stack in 2026

Deciding between Bedrock's serverless ease and SageMaker's deep control? This guide breaks down the 2026 AWS GenAI landscape for you.

February 26, 2026

by Jubin Soni, FBCS

CORE

· 1,590 Views · 1 Like

Terraform AWS Provider Explained Like You’re Five (With Real Code)

Terraform is an Infrastructure as Code tool that allows teams to define AWS infrastructure using declarative configuration files instead of manual console clicks.

February 26, 2026

by Ankush Madaan

· 1,511 Views

Zero-Trust Cross-Cloud: Calling AWS From GCP Without Static Keys Using MultiCloudJ

This guide demonstrates exchanging Google ID tokens for temporary AWS STS credentials to enable secure, zero-trust communication between clouds using MultiCloudJ.

February 26, 2026

by Sandeep Pal

· 1,553 Views · 3 Likes

Mastering GitHub Copilot in VS Code: Ask, Edit, Agent and the Build–Refine–Verify Workflow

GitHub Copilot in VS Code isn’t “just autocomplete.” It’s a set of interaction modes — Ask, Edit, and Agent in the Chat Panel.

February 26, 2026

by Hanna Labushkina

· 2,875 Views

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