Operations | Monitoring | ITSM | DevOps | Cloud

The speed at which you can go from making a change in your code, to understanding if it actually works, has long been a popular topic of discussion (and often, humour) for engineers. This remains true in a world with AI. Developer experience isn't just important for humans anymore. Those agents we're all using hundreds of times a day? Feedback cycles matter just as much for them, if not more.

This blog post is based on a product presentation by Antonis Kalipetis, Staff Engineer at SymfonyCon 2023, about Upsun's experience with Nix. We utilized ChatGPT for transcription and to enhance the grammar and syntax. Django deployments have evolved since the framework's early days.

“Every engineering decision is a cost decision,” notes Ben Johnson, co-founder and CTO of Obsidian Security. That’s the reality of building modern SaaS products in the cloud. But as Ben points out, the answer isn’t to make engineers think long and hard about every dollar they spend. “You don’t want your team hesitating to solve risky technical problems because a choice might add $100 to the bill.

This fall and winter have had their share of major outages (including AWS, Azure, and Cloudflare), and December was no exception. On December 5, 2025, Cloudflare suffered a 25-minute outage that served responses with HTTP 500 errors to about 28% of HTTP traffic served by Cloudflare. Since Cloudflare handles an average of 81 million HTTP requests per second, this represents a substantial chunk of internet traffic, including LinkedIn, Zoom, and Downdetector.

Prometheus is one of the most popular open-source monitoring systems in the world. It’s lightweight, easy to deploy, and pairs beautifully with Grafana for dashboards and alerting. If you're running applications or infrastructure on Linux, Prometheus plus one of many Exporters (Redis, NVIDIA GPU, Nginx, etc.) gives you deep visibility into service performance - quickly and reliably.

KubeCon + CloudNativeCon North America 2025 in Atlanta marked a definitive moment for cloud-native infrastructure. Over four days, celebrating the 10th anniversary of both CNCF and Kubernetes, more than 9,000 attendees witnessed the ecosystem’s evolution from container orchestration to AI-native operations. The conference delivered a clear message – AI workloads are no longer experimental.

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