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TITech Insights Hubintopperblog.hashnode.dev·Feb 13 · 8 min read

API Performance Optimization Guide: Caching and Query Tuning

API Performance Optimization Guide: Caching and Query Tuning Reducing latency with Redis and database indexing strategies API performance isn't just about speed—it's about user retention, conversion rates, and infrastructure costs. In 2025, users exp...

MAMisal Azeemincallstacktech.hashnode.dev·Feb 3 · 15 min read

Optimize Voice Bot Latency for AI Appointment Setters: What I Learned

Optimize Voice Bot Latency for AI Appointment Setters: What I Learned TL;DR Most AI appointment setters hit 400-800ms latency spikes when chaining function calls to calendar APIs. Here's what kills voice quality: blocking STT while waiting for availa...

MGMohit Guptaintechie-talks.hashnode.dev·Dec 13, 2025 · 9 min read

Understanding Garbage Collection Impact on Node.js API Latency

When you notice unexpected latency in your Node.js API while external service responses are reasonable, garbage collection (GC) is often the culprit. The V8 engine's aggressive memory management, particularly when handling high-frequency object creat...