Setups to deploy a Next.js app with Static Site Generation (SSG) to AWS S3 using GitHub Actions.

[S3] Deploying a Next.js SSG App to S3 with GitHub Actions

Automate TypeScript type generation from JSON data fetched from a CMS with a custom solution when existing libraries don’t work.

Generating TypeScript Types from JSON Data - A Custom Solution

Set up a dark/light theme toggle in a NextJS app with Emotion that respects user preferences

Setting Up Dark Theme with Emotion & Next.js

Configuring Emotion with Next.js for SSR, ensuring global CSS like background or font colors render server-side to avoid unstyled pages.

Configuring Emotion for SSR in Next.js

Adding syntax highlighting to an MDX blog using Prism, Next.js, and TypeScript — fast, minimal, and clean.

Adding Syntax Highlighting to MDX with Prism and Next.js

A workaround for preserving cookies when using Fastify as a custom server for Next.js, ensuring cookies are not lost during SSR.

Fixing Cookie Loss When Proxying from Fastify → Next.js

Learn how we built an event-driven infrastructure to purge Akamai cache efficiently when publishing content from headless CMS, using API Gateway and AWS Lambda.

Designing a Tag-Based Akamai Cache Invalidation System

How to (magically) talk to Android's native app code from a web page using WebView bridges.

Calling Native Android Functions from WebView

A quick reference on how to read and write files from S3 inside a Lambda function using the AWS SDK v3.

Reading & Writing to S3 in AWS Lambda (Node.js)

How to securely assume AWS IAM roles in GitHub Actions using OpenID Connect (OIDC).

Using AWS OIDC Roles in GitHub Actions for CI/CD

How DNS resolution works inside Kubernetes, how CoreDNS handles it, and why setting ndots:1 made a big difference during high load.

Understanding DNS Resolution in Kubernetes and CoreDNS Behavior

Scaling a Node.js app across multiple CPU cores using the cluster module and Kubernetes.

Enabling Multi-CPU Usage in Node.js

A reflection on what I learned about liveness and readiness probes in Kubernetes, especially for frontend-only apps.

Liveness vs Readiness Probes in Kubernetes: When It Matters (and When It Doesn’t)

Refined Datadog queries for ALB metrics, latency, unit handling, and rate computations—mistakes learned and correct patterns.

Lessons Learned from Datadog Query Mistakes

How I solved the InvalidChangeSetStatus error in AWS CloudFormation GitHub Actions deploys by waiting for the change set to be ready before executing.

[Cloudformation] Deploying Cloudformation Change Sets without InvalidChangeSetStatus Error

A deep dive into how JVM handles memory management through garbage collection, its types, and best practices.

Understanding Garbage Collection in JVM

Designing monitors that detect only your service’s own failures, filtering out upstream noise.

Zero-Noise Monitoring: Designing Meaningful Alerts

Lessons learnt by managing Next.js apps on EKS, covering health checks, scaling, caching, and logging.

Optimizing Next.js on EKS: Tips I’ve learned as an SRE

Understanding the difference between aws s3 cp and sync, and when to use each.

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