--- title: "Nishant Singh (@nishant-singh) | Hashnode" description: "Nishant Singh (@nishant-singh) writes on Hashnode. Read their latest articles and follow their work." url: "https://hashnode.com/@nishant-singh" --- @nishant-singh # Nishant Singh @nishant-singh · Joined May 2025 ### [Chaos Engineering for Databases: The Experiment Nobody Runs Until It's Too Late](https://nishant-singh.hashnode.dev/chaos-engineering-for-databases-the-experiment-nobody-runs-until-it-s-too-late?utm_source=hashnode&utm_medium=feed) Chaos tested your microservices but skipped the database? Stop waiting until it's too late. Learn 11 essential experiments for Postgres, RDS, & NoSQL 71 min read · [nishant-singh.hashnode.dev](https://nishant-singh.hashnode.dev/chaos-engineering-for-databases-the-experiment-nobody-runs-until-it-s-too-late?utm_source=hashnode&utm_medium=feed) [May 10](https://hashnode.com/posts/chaos-engineering-for-databases-the-experiment-nobody-runs-until-it-s-too-late/6a0082bfe3eebc2e207dde70) ### [Testing AI Hallucinations in LLM-Backed APIs: A Framework Nobody Has Defined Yet](https://nishant-singh.hashnode.dev/testing-ai-hallucinations-in-llm-backed-apis-a-framework-nobody-has-defined-yet?utm_source=hashnode&utm_medium=feed) Stop vibe-checking AI. Learn the 4 layer testing pyramid and the evaluation taxonomy required to detect LLM hallucinations and secure RAG pipelines 59 min read · [nishant-singh.hashnode.dev](https://nishant-singh.hashnode.dev/testing-ai-hallucinations-in-llm-backed-apis-a-framework-nobody-has-defined-yet?utm_source=hashnode&utm_medium=feed) [Apr 29](https://hashnode.com/posts/testing-ai-hallucinations-in-llm-backed-apis-a-framework-nobody-has-defined-yet/69f25e306e0124c05e53a4eb) ### [Performance Testing Is Not Load Testing And Conflating Them Is Costing You](https://nishant-singh.hashnode.dev/performance-testing-is-not-load-testing-and-conflating-them-is-costing-you?utm_source=hashnode&utm_medium=feed) You ran a load test and said "performance is fine." Your P99 at 150 concurrent users says otherwise. Target Audience: Performance Engineers · QA Architects · DevOps · SDETs · Engineering Managers Rea 38 min read · [nishant-singh.hashnode.dev](https://nishant-singh.hashnode.dev/performance-testing-is-not-load-testing-and-conflating-them-is-costing-you?utm_source=hashnode&utm_medium=feed) [Apr 25](https://hashnode.com/posts/performance-testing-is-not-load-testing-and-conflating-them-is-costing-you/69ed16a814b6663632f5d846) ### [Building an AI Voice QA Testing Platform with ElevenLabs: A Production System Design](https://nishant-singh.hashnode.dev/building-an-ai-voice-qa-testing-platform-with-elevenlabs-a-production-system-design?utm_source=hashnode&utm_medium=feed) Building an AI Voice QA Testing Platform with ElevenLabs: A Production System Design 22 min read · [nishant-singh.hashnode.dev](https://nishant-singh.hashnode.dev/building-an-ai-voice-qa-testing-platform-with-elevenlabs-a-production-system-design?utm_source=hashnode&utm_medium=feed) [Apr 1](https://hashnode.com/posts/building-an-ai-voice-qa-testing-platform-with-elevenlabs-a-production-system-design/69cd6b843085402b9c50200e) ### [The Complete LLM Testing Taxonomy: 8 Pillars of Quality & Automation](https://nishant-singh.hashnode.dev/the-complete-llm-testing-taxonomy-8-pillars-of-quality-and-automation?utm_source=hashnode&utm_medium=feed) Explore the 8 pillars of testing Large Language Models for quality and reliability, ensuring your AI product is robust, safe, and performance-driven 5 min read · [nishant-singh.hashnode.dev](https://nishant-singh.hashnode.dev/the-complete-llm-testing-taxonomy-8-pillars-of-quality-and-automation?utm_source=hashnode&utm_medium=feed) [Jan 1](https://hashnode.com/posts/the-complete-llm-testing-taxonomy-8-pillars-of-quality-and-automation/6956c0af300571f6f1c4bb4e)