Data Engineering

Presenters Agnes Crepet Gaël Duéz Source Green IO podcast Beyond the Hype: Unpacking Fairphone’s Real Impact on Tech Sustainability 🚀 We live in a world utterly dependent on our smartphones. Since 2017, there have been more mobile subscriptions globally than people on Earth! 📱🌍 A staggering 1.2 billion smartphones were shipped last year – that’s about 15% of the world’s population buying a new device. But here’s the kicker: manufacturing these pocket-sized powerhouses isn’t small potatoes when it comes to environmental impact. A 250g smartphone can have a “true weight” of up to 70 kilos when you consider all the resources, energy, and water that go into extracting minerals and manufacturing its components. While some manufacturers dabble in recycling, many cite complex supply chains as an excuse for limited impact and rarely champion the second-hand market. ...

Presenters Simon Ritter Michael Redlich Source InfoQ podcast Java’s Evolution: From Language Specs to Runtime Performance 🚀 Hey everyone, and welcome back to the blog! Today, we’re diving deep into the ever-evolving world of Java, a language that continues to surprise and delight us with its constant innovation. We had a fantastic chat with Simon Ritter, Deputy CTO at Azul and a long-time member of the JDK Expert Group (since JDK 9!), to unpack the latest trends and what’s on the horizon. ...

Presenters Bryan Boreham Source PromCon EU 2025 🚀 Unlocking System Secrets: A Deep Dive into CPU Hardware Counters 🧠 Hey tech enthusiasts! 👋 Ever wondered exactly what’s happening inside your computer’s CPU when it’s working hard? Today, we’re diving deep into a fascinating, often-overlooked area: hardware counters. This presentation from PromCon, led by the brilliant Bryan Boreham, revealed a world of granular performance insights hidden within your CPU’s core – and it’s way more exciting than you might think! 🤯 ...

Presenters Arthur Sens Dominik Süß Source PromCon EU 2025 🚀 Level Up Your Observability: Autogenerated Coherent Metrics are Here! 🤖 Observability – the ability to understand what’s happening inside your systems – is more critical than ever in today’s complex, distributed environments. But let’s be honest, are you drowning in a sea of metrics? Are you spending more time deciphering what your data means than actually using it to solve problems? 🤯 This session from Dominik at Grafana Labs and Arthur from Prometheus tackled a huge challenge: telemetry sprawl and how to build a future of truly coherent observability. Let’s dive in! ...

Presenters Jesus Vazquez Alan Protasio Michael Hoffmann Source PromCon EU 2025 🚀 Level Up Your Prometheus: Introducing Parquet – The Future of Time-Series Data 🚀 Hey everyone! If you’re like me, you’ve probably wrestled with the growing pains of managing massive Prometheus deployments. Scaling Prometheus, Cortex, Mimir, and Thanos can feel like an uphill battle, especially when those query path bottlenecks start to slow you down. But what if I told you there’s a game-changing solution on the horizon? Let’s dive into Parquet, a collaborative project designed to revolutionize how we handle long-term Prometheus data. ...