Hackernoon

This guide walks data engineers through using PyIceberg, a Python library for managing Apache Iceberg tables without large JVM clusters. It covers setup, schema creation, CRUD operations, and querying with DuckDB. Ideal for teams working with small to medium-sized data, PyIceberg streamlines open data lakehouse workflows using tools like PyArrow and DuckDB.

Vijayanand Balasubramaniam led a high-impact global supply chain transformation in the security tech sector. Through innovative architecture and integrated solutions, he improved efficiency, compliance, and cost control, setting a new standard for digital SCM excellence and stakeholder alignment across regions.

Sourabh Sanghi led a complex telecom cloud migration that enhanced scalability, cut deployment time, and ensured compliance. His innovative use of automation, phased planning, and DevOps practices enabled uninterrupted service delivery and earned executive praise. Recognized as a JPMC Expert Engineer, he’s shaping the future of AI-driven cloud evolution.

Naveen Saikrishna led a global analytics transformation at the world’s largest footwear company, cutting forecast cycle time by 35% and saving 10,000+ hours/month. His platform unified 170K+ SKUs, integrated 8 enterprise systems, and empowered 300+ planners with real-time insights—setting new standards for supply chain analytics.

Karan Alang pioneered an AI-powered platform that predicts, secures, and optimizes enterprise networks. His innovations in explainable AI, UEBA, and real-time analytics cut downtime, enhanced threat detection, and improved MTTR by over 60%. This work sets new standards for autonomous, intelligent network infrastructure.

New Series Introduction: Humans Behind the AI This is the first installment in “Humans Behind the AI,” a new HackerNoon interview series spotlighting real operators—not theorists—who are pushing the boundaries of AI in business, product, and communications. We’re going beyond hype to examine how founders and executives are actually deploying AI to move metrics, shift … Read more

If you’re reading this, you’re already ahead of 90% of crypto beginners. Because you’re not just yolo-ing your savings into some random coin, you’re actually trying to learn. This is good. Let’s talk about how to not blow up your account in Week 1. Understand the Fundamentals Before You Trade Crypto isn’t just magic internet … Read more

Prabhavathi Koppalli transformed a sluggish, error-prone e-commerce product configuration process into a streamlined system, cutting completion time from 3 hours to 1. Her backend optimization and UI-aware refactoring improved partner satisfaction, reduced support tickets by 70%, and accelerated sales—earning her top tech awards and career growth.

Naresh Koribilli led a transformative Elluminate platform implementation for a major oncology trial, integrating clinical data from 1,000+ global subjects. His FDA-compliant architecture improved analytics speed, cut patient profile time by 40%, and set new standards in data quality, insight generation, and regulatory readiness across pharmaceutical research.

Sanchee Kaushik designed and led a cross-cloud healthcare analytics platform that enabled real-time insights, anomaly detection, and multi-program tracking. Delivered ahead of schedule, her architecture boosted scalability, security, and performance—setting a new benchmark in healthcare analytics and influencing future AI/ML strategies.

Souvari Ranjan Biswal led the transformation of a top U.S. bank’s data platform, delivering a real-time, cloud-native system that cut insight time from days to minutes. His leadership blended tech innovation, governance, and team building to create scalable, AI-ready infrastructure—setting new benchmarks for enterprise data in financial services.

How are you, hacker? 🪐 What’s happening in tech today, June 20, 2025? The HackerNoon Newsletter brings the HackerNoon homepage straight to your inbox. On this day, Samuel Morse Patented Telegraphy Signals in 1840, Wikimedia Was Founded in Florida in 2003, Chinese Astronaut Wang Yaping Gave a Lecture from Space in 2013, David H. Levy … Read more

Bhavana Venkatesh Gudi developed a patented AI-powered Root Cause Analysis Engine that transformed enterprise IT operations by cutting downtime, improving efficiency, and showcasing how strategic AI implementation can solve real-world business problems through context-aware, scalable system design.

This article covers 5 devastating data breaches—including TravelEx, MediSecure, and Code Spaces—that forced companies to shut down. Each case reveals how weak data protection, lack of backups, and poor disaster recovery led to collapse. Learn critical lessons on immutable backups, cross-account recovery, and ransomware resilience to safeguard your business.

I just learned about a idea that really fired me up—and I think that it’s something that more individuals should be talking about. We’ve witnessed the progression of software—how it’s moved from the arcane punch cards and assembly languages of old to the high-level languages today such as Python and JavaScript. But in recent years, … Read more

I keep writing about NULL problems, yet every day the news reminds me: NULL is still alive and kicking. TL;DR: Avoid NULL references that cause runtime crashes by using proper validation and null-safe patterns Problems 😔 Runtime crashes Big incidents and outages Unpredictable behavior Hard debugging User frustration System instability Poor reliability In Google Cloud … Read more

A new study from Social Links, a leader in open-source intelligence solutions, reveals a gap between business and technical professionals when it comes to recognizing the risks posed by AI-powered cyberattacks. Despite the rapid rise in threat sophistication, business respondents appear significantly less concerned thаn their tech colleagues. This fact highlights a potential blind spot … Read more

In the Blockchain world, processes don’t follow the rules of regulatory centralisation – they occur in a decentralized context. n It’s perfectly okay at this stage to be utterly confused about the concepts I’ve mentioned. That’s why I’m taking my time to draft this article with the aim of giving you a broader view of … Read more

Today I’ll be sharing my playbook on how to make money from something you’ve made. I went from 0 to 10K ARR, and I’m going to try and help everyone do the same. This won’t work all of the time, but I think it’s a great way to ideate, start, and succeed in generating revenue … Read more

Cryptocurrency is stored at some address (“wallet”), from which and to which the owner sends and receives coins. The difference between wallets lies in how the user interacts with the address/(-es). The process of accepting/sending coins includes monitoring transactions on the blockchain. Such management can be carried out by the user independently or with the … Read more

In the early years of a startup, founders make decisions with incomplete information. It’s part of the game. You don’t have time to model every future scenario. You move fast. You build trust. And sometimes, that trust takes the shape of equity. It almost always begins innocently. A former operator offers to open investor doors. … Read more

Over the past two decades, most of our online experience has been controlled by a handful of giant platforms whose proprietary feeds, ads, and moderation policies shape what we see and say. A growing “Great Decentralization”, with users fleeing X (Twitter) for federated networks like Mastodon and Bluesky shows that people increasingly want services where … Read more

For days, our screens have been filled with the fires of the escalating war between Israel and Iran. What many observers hoped would be a limited, one-day operation has spiralled into a wider conflict, with daily reports of missile attacks and devastating airstrikes. The stated objective from Israel and its Western allies, particularly the United … Read more

Wars, and the armies that fight them, once relied on manpower, tanks and artillery to get the job done. But war has changed, and, along with it, or perhaps the reason for it, advanced technology now reigns supreme. AI-powered autonomous drones are now leading militaries into a new era of warfare, transforming battlefields into larger … Read more

So you launched your Web3 project, minted your NFTs, maybe even locked some liquidity. You’re pumped. You throw together a press release—“X Project is Live!”—hit send on a distribution platform, and then… crickets. A few bots repost it, a couple of obscure crypto sites syndicate it, but the community? Nowhere to be seen. You start … Read more

Introduction At first, you just try to communicate with ChatGPT via API, throw in a couple of lines of context, and feel amazed that it responds at all. Then you want it to do something useful. Then — to do it reliably. Eventually — to do it without you. That’s how an agent is born. … Read more

Garbage in, Garbage out. You heard the phrase a lot. But usually, it’s the people that create the AI models that take it seriously. Or, unless if you’re a pipeline engineer of not only in software and AI, but also in other industries like making fertilizer, or working in factories, you may agree to the … Read more

Why Do I Want to Create a “Personalized AI”? I didn’t use ChatGPT much in the past, but one day, I discovered it had a memory feature. This got me curious. Since I don’t have an engineering background, I started wondering—if I feed it a lot of personal information, would it start to understand me … Read more

Crypto is no longer a resistance movement. It’s a financial product category.

This article explains how to automate machine learning model testing using Jenkins and Docker, streamlining the CI/CD pipeline for efficient, reliable ML deployment. It includes practical code examples and diagrams.