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AI
AI Tinkerers Amsterdam February 2025: Demo Night
AI Tinkerers Amsterdam, February 2025: LLM evaluation with orq.ai, DeepSeek-R1 on Featherless.ai, Airweave's open-source sync engine, all as live demos.
7 min read Conferences
Amsterdam JUG at IKEA: Virtual Threads, ECC and Testing
Amsterdam JUG at IKEA, March 2026: Java virtual threads, elliptic curve signatures and JWS, and a system test suite for deploying on a Friday.
8 min read Automation
SOPS with Ansible: Encrypted Vars with community.sops
Use SOPS with Ansible: age keys, a .sops.yaml with creation rules, encrypted group_vars via the community.sops vars plugin, key rotation and CI.
11 min read Automation
ARA Records Ansible: Record Every Playbook Run
Set up ARA Records Ansible: enable the callback, record to SQLite or a shared API server, query runs with the ara CLI, label CI jobs and lock it down.
11 min read Conferences
CfgMgmtCamp 2025 in Ghent: The Talks I Saw
My notes from the CfgMgmtCamp 2025 talks in Ghent: an AI model leaderboard, Chef history, Salt internals, SOPS for Ansible secrets, ARA and tox-ansible.
17 min read AI
Claude Code Meetup Amsterdam 2026: Hooks, Skills, Agents
The second Claude Code meetup in Amsterdam: a policy server behind Claude Code hooks, e-commerce skills for Shopify and SFCC, and Claude Code turning one.
12 min read AI
Claude Code OpenTelemetry: Monitor AI Coding Agents
Send Claude Code OpenTelemetry metrics and events to a Collector, tag them by team and repo, and chart cost, tokens and edits in Prometheus and Grafana.
10 min read AI
Claude Code PreToolUse Hooks: Block, Redirect, Require
Four working Claude Code PreToolUse hooks: deny rm, block brand-new packages, require tests before git commit and keep file paths inside the workspace.
17 min read database
ClickHouse Full-Text Search: Text Index and Tokenizers
ClickHouse full-text search with the text index: granules, tokenizers, hasToken and hasAnyTokens, EXPLAIN indexes = 1, and measured results on 20M log lines.
11 min read Conferences
Cloudflare Founders & Developers Meetup Amsterdam 2025
Cloudflare's February 2025 meetup in Amsterdam: Workers resources, why software is 1000x slower than hardware, and the case for lean engineering.
6 min read AI
MLOps in Practice: Data Union Amsterdam Panel 2025
Data Union Amsterdam's MLOps panel: Adyen, Picnic, Ahold Delhaize and Schiphol on MLOps teams, platform blueprints and the Schiphol AI techstack.
5 min read Conferences
DevWorld Conference 2025 Amsterdam: A Throwback
A throwback to DevWorld 2025 at RAI Amsterdam: modelling side effects as effects, Event Sourcing vs Transaction Script, the AI track and the evening.
5 min read Platform Engineering
Dutch Kubernetes Meetup at Palo Alto Networks Amsterdam
Dutch Kubernetes/Cloud Native Meetup at Palo Alto Networks Amsterdam: securing the container lifecycle with Prisma Cloud, then AI for attack and defence.
5 min read Platform Engineering
Entra ID Access Packages and PIM for Least-Privilege Azure
Replace standing Azure admin rights with Entra ID access packages approved by the Product Owner and just-in-time PIM, automated with Terraform and Graph.
12 min read Platform Engineering
etcd Monitoring in Kubernetes: Prometheus Metrics & Alerts
etcd monitoring with Prometheus: the disk, leader, proposal, DB size and gRPC metrics that matter, PromQL for each, alert rules and what to do when they fire.
13 min read AI
Nick Miller (Cursor) at AI House: Advanced Workflows
Nick Miller of Cursor at AI House Amsterdam on dynamic context discovery, long-running cloud agents, hooks, debug mode, skills, subagents and plugins.
10 min read database
Fix a Slow PostgreSQL Query Without Changing the SQL
Fix a slow PostgreSQL query you can't rewrite: find it with pg_stat_statements, read EXPLAIN, then add expression, partial or hash indexes and verify them.
13 min read Conferences
FOSDEM 2025 Brussels: The Devroom Talks I Saw
Three FOSDEM 2025 devroom talks from the ULB campus: Linux on RISC-V in H.1309, Podcasting 2.0 transcripts, and zero-knowledge queries over credentials.
6 min read Conferences
FOSDEM 2026: The Devroom Talks I Saw
Seven FOSDEM 2026 talks from the ULB campus: Fedora on RISC-V, ClickHouse, open source funding, FreeSewing, Linux power saving and pre-silicon upstreaming.
9 min read AI
The Future of Product #3: AI Product Meetup Amsterdam
The Future of Product #3 in Amsterdam: Miro on everyone as a builder, miyagami's AI product lifecycle and Orq.ai's single vs multi-agent eval results.
5 min read AI
Google ADK SRE Agent: Tools, MCP and A2A in Python
Build an SRE helper agent with Google ADK 2.11: Python function tools, an MCP toolset, human approval for writes, A2A exposure and a locked-down deployment.
13 min read AI
Benchmark vLLM with GuideLLM Against Latency SLOs
Benchmark vLLM with GuideLLM: install it, pick a load profile, read TTFT, ITL and p95 results, turn them into SLO decisions and run it as a Kubernetes Job.
12 min read Conferences
Guido Laout (OVHcloud) at KubeCon EU 2026: Sovereignty
OVHcloud's Guido Laout on why European digital sovereignty keeps heating up, managed services and Kubernetes, and exit plans, at KubeCon EU 2026.
4 min read Platform Engineering
kro and Config Connector at a Xebia Meetup in Amsterdam
Notes from a February 2026 evening at Xebia in Amsterdam: kro ResourceGraphDefinitions over Config Connector, then an infrastructure self-service agent.
7 min read