Blog
DevOps, trading, and everything in between.
CI/CD Pipeline With GitHub Actions: The Complete Production Setup
Build a production-grade CI/CD pipeline with GitHub Actions from scratch. Includes Docker builds, security scanning, staging/prod deployments, and rollback strategies.
DevOps Engineer Salary in 2026: Country-by-Country Breakdown
Real DevOps salary data for 2026 across 15 countries. Includes remote pay rates, how to negotiate, and the specializations that command the highest salaries.
The Moving Average Strategy That Works in Any Market (With Real Setups)
A practical moving average trading strategy used by professional traders. Works on stocks, crypto, and forex. Includes entry rules, stop-loss placement, and real examples.
IHSG Investing Guide: How to Pick Indonesian Stocks as a Developer
A systematic framework for investing in Indonesian stocks (IDX). How I analyze IHSG stocks using fundamentals, technicals, and sector rotation — built by an engineer, for engineers.
10 Kubernetes Mistakes That Cost Companies Millions (And How to Fix Them)
Real Kubernetes misconfigurations I've seen destroy uptime and budgets at scale. Avoid these 10 mistakes and save your team thousands per month.
Upwork vs Toptal vs Direct Clients: Where to Find $150/hr Dev Work in 2026
Honest comparison of every freelance platform for developers. Real rates, acceptance rates, fees, and which platform actually earns you the most after cuts.
PostgreSQL Performance Tuning: Fix Slow Queries in Production Without Downtime
The exact commands to diagnose and fix slow PostgreSQL queries. Real examples from production databases handling millions of rows — no downtime required.
Options Trading Basics: A Developer's Guide to Calls, Puts, and Greeks
Options explained like a software engineer: calls/puts as if/else logic, Greeks as partial derivatives, and why most retail traders lose money (and how to avoid it).
AWS Lambda vs Containers: Real Cost Comparison Nobody Shows You
Actual dollar numbers: when Lambda is cheaper, when containers win, and the hidden costs that flip the math. Includes calculator examples at 3 traffic levels.
CI/CD Pipeline With GitHub Actions: From Zero to Production in 30 Minutes
A production-ready GitHub Actions CI/CD pipeline that builds, tests, and deploys Docker apps automatically. Real YAML, real patterns, zero fluff.
How Developers Can Build Passive Income with Dividend Stocks and DCA
The exact DCA strategy I use to invest in US dividend stocks as a software engineer — with real numbers, my current portfolio allocation, and how I turned $500/mo into a growing passive income stream.
DevOps Freelance Rates in 2026: What to Charge and How to Stop Underpricing Yourself
Real rate data from DevOps freelancers earning $150–350/hr. How to set your rate, what clients actually pay, and the niches that command the highest fees.
Linux Performance Tuning: 10 Commands Every DevOps Engineer Must Know
The exact Linux commands I use daily to diagnose slow servers, identify bottlenecks, and tune performance in production — with real examples and what the output actually means.
Nginx Performance Tuning: How I Handle 100K Requests/Second on a $40/mo Server
The exact Nginx configuration tweaks that took my servers from 8K to 100K req/s without upgrading hardware. Real configs, real benchmarks.
Position Sizing: The Formula Every Trader Must Know Before Entering a Trade
Most traders blow up their accounts not because they pick bad stocks — but because they size positions wrong. Here's the exact position sizing formula that protects your capital.
Redis Caching Patterns That Slash AWS Costs: A Production SRE Guide
The 6 Redis caching patterns I use to cut AWS RDS costs by 40-60% in high-traffic systems — with real configs, Python examples, and when to use each one.
Swing Trading for Engineers: A Systematic Approach That Doesn't Require Watching Charts All Day
How I built a rules-based swing trading system as a full-time engineer. Entry signals, position sizing, stop-loss rules, and the exact tools I use.
Zero-Downtime Deployments with GitHub Actions and Kubernetes
The exact GitHub Actions workflow I use for zero-downtime blue/green deployments to Kubernetes — with rollback in under 60 seconds.
Production Kubernetes Monitoring: Prometheus + Grafana Setup That Actually Works
The exact Prometheus and Grafana configuration I use to monitor Kubernetes clusters handling millions of requests per day — with the alert rules that catch issues before users notice.
5 Terraform Patterns That Cut My AWS Bill by 40%
Real infrastructure-as-code patterns I use in production that reduced monthly AWS costs by $8,000 without sacrificing reliability or performance.
Docker Compose vs Kubernetes: When to Use What (2026 Guide)
A practical breakdown of Docker Compose vs Kubernetes — when to use each, real cost differences, and the decision framework I use for production deployments.
How I Audit and Fix SEO Issues on a Next.js Blog (Real Checklist From a Live Site)
A practical walkthrough of auditing SEO on a Next.js 14 blog — fixing dependency CVEs, configuring Vercel env vars, custom domain DNS, and a full on-page SEO review checklist.
How to Automate Your Trading Strategy with Python: A Step-by-Step Guide for 2026
Learn how to build a fully automated trading bot in Python — from strategy logic to live execution. Real code, real results, zero fluff.
AI-Powered DevOps: The 5 Ways Engineers Are Turning AI Skills Into $5K–$20K/Month in 2026
Platform engineering and AI are reshaping DevOps in 2026. Here's exactly how senior engineers are monetizing these skills through freelancing, consulting, and digital products.
Bitcoin Technical Analysis: The 5 Setups I Use to Trade BTC Consistently
My exact technical analysis framework for Bitcoin — the chart patterns, indicators, and risk management rules I use to generate consistent profits in crypto markets.
DevOps Engineer Salary vs. Side Income: How I Make More Trading Than at My Day Job
My honest breakdown of DevOps engineer compensation in 2026, plus the side income streams I've built — including trading profits that now exceed my salary.
Kubernetes Cost Optimization: How I Cut Cloud Bills by 60% Without Sacrificing Uptime
Practical techniques I've used across dozens of production clusters to slash Kubernetes costs — from right-sizing nodes to Spot instances and namespace-level budgets.