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Sharing my experiences, learnings, and adventures in tech and beyond.

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DevOps & Cloud Infrastructure (130)AI & LLMs (87)Web Development (79)ERP Systems (69)Backend & APIs (55)Software Development (44)Security (24)Career Reflections (22)Product & SaaS (9)Cloud (8)AI / Machine Learning (5)University (1)Hackathons (1)

DevOps

June 202510 min read

Cloud Storage vs MinIO: Choosing Your Object Storage for Production

An honest comparison of managed cloud object storage (GCS, S3) versus self-hosted MinIO — covering cost, performance, operational overhead, and the licensing change that changes the calculus.

DevOps

June 202511 min read

GitHub Actions Self-Hosted Runners: Complete Setup and Security Guide

How to set up, secure, and scale GitHub Actions self-hosted runners on your own VPS or GCP instance — with ephemeral mode, runner groups, and the security practices that matter.

DevOps

June 202512 min read

HashiCorp Vault for Production Secrets Management: Setup and Best Practices

How to deploy and configure HashiCorp Vault for production secrets management — dynamic credentials, audit logging, auto-unseal, and integrating with Kubernetes and CI/CD.

DevOps

June 202511 min read

Prometheus and AlertManager: Building an On-Call Alert System That Works

How to configure Prometheus AlertManager for production on-call alerting — routing trees, inhibition rules, grouping, Telegram integration, and high-availability setup.

DevOps

June 202512 min read

Elastic Stack (ELK) Self-Hosted: Production Setup and Operational Lessons

How to deploy and operate a self-hosted Elastic Stack for centralized logging — Elasticsearch cluster setup, Logstash pipelines, Kibana dashboards, and the operational pitfalls to avoid.

Career

June 202510 min read

Tech Stack Used by Indonesian Companies in 2025: What the Market Actually Runs On

From GoTo's microservices to mid-sized ERP firms using NestJS — a realistic picture of what technologies Indonesian companies are actually deploying in 2025.

Showing 493–498 of 534 posts

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