Backend from First Principles: 5 Critical Lessons (2026)
A stray circuit‑breaker turned DB‑hammer, exposing retry storms that kill latency. Backend from first principles shows how to shave 40 % off times.
// author
’m Nilesh, a Software Development Engineer with 2+ years of experience, specializing in Go, JavaScript, Python, Docker, Kubernetes, Git, Jenkins, microservices, and system design (LLD/HLD), backed by a strong foundation in data structures and algorithms. Alongside my engineering journey, I bring 4+ years of hands-on experience in SEO, where I’ve worked extensively on content strategy, keyword research, technical SEO, and organic growth, helping products and businesses scale efficiently by aligning solid technology with search-driven performance.
591 articles
A stray circuit‑breaker turned DB‑hammer, exposing retry storms that kill latency. Backend from first principles shows how to shave 40 % off times.
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Your multi‑agent system froze as the context server choked. MCP vs A2A shows when to pick shared state or direct messaging for scale, avoiding…
Your app OOM‑crashes silently. mastering debugging python memory leaks gives a baseline, profilers, async‑aware checks, and CI alerts to stop outages.