How are you, hacker?
🪐 What’s happening in tech today, May 17, 2026?
The HackerNoon Newsletter brings the HackerNoon homepage straight to your inbox. On this day, The New York Stock Exchange (NYSE) was founded in 1792, Homosexuality was depathologized by the WHO! in 1990, The U.S. Supreme Court declared racially segregated public schools unconstitutional in undefined, and we present you with these top quality stories. From How to Build Production-Ready Agentic AI Systems with TypeScript to It’s 2026, Just Use Postgres, let’s dive right in.
How to Build Production-Ready Agentic AI Systems with TypeScript
By @rajudandigam [ 35 Min read ] Learn how to build production-grade agentic AI systems in TypeScript using structured tool orchestration, reasoning loops, observability, and human-in-the-loop Read More.
The Sulphur-2-base Model by Sulphurai: Heres What You Need to Know
By @aimodels44 [ 6 Min read ] This is a simplified guide to an AI model called Sulphur-2-base. Read More.
Vibe-coded Mac apps are arriving fast — here is what gets lost in the process
By @macpaw [ 4 Min read ] AI-built Mac apps are exploding in popularity—but many lack reliability and security. Here’s why free macOS utilities may pose serious system risks. Read More.
Garbage In, Hallucinations Out: How Clean Data Drives LLM Performance
By @melissaindia [ 6 Min read ] Learn how clean, validated data reduces LLM hallucinations, improves RAG performance, and powers reliable enterprise AI systems. Read More.
Why Consensus IP Data Fails AdTech Teams
By @ipinfo [ 5 Min read ] AdTech’s reliance on consensus IP data is breaking down. Learn how inaccurate geolocation impacts targeting, fraud detection, and campaign performance. Read More.
It’s 2026, Just Use Postgres
By @tigerdata [ 5 Min read ] Why modern teams are consolidating Elasticsearch, Redis, Pinecone, Kafka, and MongoDB into Postgres using extensions built for the AI era. Read More.
HiveMQ and TimescaleDB: It Just Works!
By @tigerdata [ 3 Min read ] How HiveMQ and MQTT enabled real-time SCADA data streaming to power machine learning and optimize an industrial dosing process at scale. Read More.
The Era of Vibe Checking AI is Over: Welcome to Eval-Ops
By @sidhesh [ 6 Min read ] The transition from building software to building intelligent agents fundamentally changes the role of the engineer, Read More.
🧑💻 What happened in your world this week?
It's been said that writing can help consolidate technical knowledge, establish credibility, and contribute to emerging community standards. Feeling stuck? We got you covered ⬇️⬇️⬇️
ANSWER THESE GREATEST INTERVIEW QUESTIONS OF ALL TIME
We hope you enjoy this worth of free reading material. Feel free to forward this email to a nerdy friend who'll love you for it.See you on Planet Internet! With love, The HackerNoon Team ✌️
