All articles

The full archive, newest first. Page 2 of 6 — 62 articles across 6 topic clusters.

  1. 13Fintech & Trading SystemsBuilding a Fintech Platform Solo: 185 Tables, 69 APIs, 7 SystemsThe full story of architecting and building the Nexural ecosystem from scratch — database design, API architecture, Stripe integration, and lessons from being the sole engineer on a production fintech platform.Apr 20, 2026
  2. 14Fintech & Trading SystemsReal-Time WebSocket Architecture: Patterns That Actually ScaleHow I handle WebSocket connections in trading platforms — reconnection strategies, heartbeats, backpressure, and the patterns that work when milliseconds matter.Apr 18, 2026
  3. 15AI EngineeringBuilding an AI Discord Bot for a Trading CommunityHow I built the Nexural Discord AI Engine — 30+ commands, GPT-4o integration, auto-moderation, and market intelligence. Lessons on AI safety in financial contexts.Apr 15, 2026
  4. 16Fintech & Trading SystemsStripe Integration Lessons: What the Docs Don't Tell YouWebhook idempotency, subscription state machines, dunning strategies, and the edge cases that will break your billing system if you don't handle them.Apr 12, 2026
  5. 17Fintech & Trading SystemsWhy I Treat My Portfolio Like a Production SystemSLOs, incident drills, WAF rate limiting, and OIDC federation — why I operate my portfolio site with the same rigor as enterprise infrastructure, and what it signals to hiring managers.Apr 10, 2026
  6. 18Fintech & Trading SystemsMonolith vs Microservices: Why I Chose a Modular Monolith for NexuralThe Nexural platform has 7 systems but runs as a modular monolith, not microservices. Here's why that was the right call for a solo engineer, and when I'd split.Apr 8, 2026
  7. 19Testing & QAThe Recruiter Pack: Why I Give Away My QA PlaybooksI created a downloadable ZIP with my resume, test strategies, architecture samples, and operational evidence. Here's why giving away your best work for free is the best career move you can make.Apr 5, 2026
  8. 20Fintech & Trading SystemsFeature Engineering for Trading: 200+ Indicators That Actually MatterHow I built AlphaStream's feature engineering pipeline — which indicators predict price movement, which are noise, and how to select features that generalize.Apr 1, 2026
  9. 21Fintech & Trading SystemsBuilding a Backtesting Engine That Doesn't Lie to YouMost backtesting engines produce results that look great but fall apart in live trading. Here's how I built QuantumTrader's backtesting engine to be honest about performance.Mar 28, 2026
  10. 22Fintech & Trading SystemsPortfolio Risk Math Explained: VaR, CVaR, and Why Covariance Estimation MattersThe math behind RiskRadar — Value at Risk, Conditional VaR, Ledoit-Wolf shrinkage, and Monte Carlo simulation explained for engineers who aren't quants.Mar 22, 2026
  11. 23Cloud & InfrastructureTerraform Module Patterns: How I Structure IaC for ReuseOpinionated Terraform module patterns — consistent variable naming, output contracts, testing with Terratest, and the module structure that works across teams.Mar 18, 2026
  12. 24Cloud & InfrastructureDocker in CI/CD: The Patterns That Cut My Pipeline Time by 82%Layer caching, multi-stage builds, BuildKit, and the Docker patterns that took my CI pipeline from 45 minutes to 8 minutes.Mar 12, 2026
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