theskilledcoder's profile picture. Simplifying tech for developers

Skilled Coder

@theskilledcoder

Simplifying tech for developers

Spring as Design Pattern Cheat Sheet

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When To Add a Cache If DB CPU > 70% and reads >> writes -> add cache If 80% of traffic hits same 20% data -> add cache If response > 300ms mostly due to DB -> add cache


Top Java Libraries and When to Use Them

theskilledcoder's tweet image. Top Java Libraries and When to Use Them

System Design Interview Strategy

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Mock vs Stub vs Fake Mock: Simulate behavior + verify expectations “Did the system interact as I wanted?” Stub: Give predefined responses - no behavior checking, just data supply. Fake: Lightweight working implementation - behaves real but simpler.


Design a system to send 100,000 notifications

theskilledcoder's tweet image. Design a system to send 100,000 notifications

Tiny Concepts That Make You a Better Engineer

theskilledcoder's tweet image. Tiny Concepts That Make You a Better Engineer

Codex is the main reason I keep my ChatGPT subscription active


Must know Data Structure Questions

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Webhooks – All You Need to Know

theskilledcoder's tweet image. Webhooks – All You Need to Know

Kubernetes Components

theskilledcoder's tweet image. Kubernetes Components

System Design: Dropbox / Google Drive

theskilledcoder's tweet image. System Design: Dropbox / Google Drive

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