Armand Grillet is a Senior Engineering Manager with 13 years of experience building and scaling cloud-native observability systems, currently leading a 14-engineer alerting team at Grafana Labs from Munich. He combines hands-on backend expertise—contributing to Grafana’s unified alerting and large-scale Alertmanager deployments—with product-facing responsibilities working directly with enterprise customers and the open-source community. His background at Mesosphere gave him deep experience in distributed systems, CLI/build improvements, and production DevOps practices. Armand is comfortable bridging code and strategy: he still contributes Go changes and database migration fixes while shaping roadmap and reliability for one of the largest Alertmanager installations in the world. He studied across France, Sweden and Germany, reflecting a pattern of cross-cultural collaboration and technical curiosity. Colleagues rely on him for pragmatic solutions that balance scalability, operational simplicity, and community-driven development.
13 years of coding experience
6 years of employment as a software developer
Master's degree, Master's degree at Université de Rennes I
KTH Royal Institute of Technology
Master's degree, Master's degree at Technische Universität Berlin
Bachelor's degree, Bachelor's degree at Université François Rabelais de Tours
Contributions:112 commits, 1 PR, 8 comments in 1 year 5 months
Contributions summary:Armand contributed to the Apache Mesos project, focusing on enhancing functionality and improving the build process. They modified the parsing of master flags in `mesos-execute` to make the `--master` argument required. Further, they added functionality to the flags parsers and transformed environment variable parsing into Flags in `libprocess`. Moreover, the user improved the CLI build process by renaming configuration files and integrating unit test infrastructure.
The open and composable observability and data visualization platform. Visualize metrics, logs, and traces from multiple sources like Prometheus, Loki, Elasticsearch, InfluxDB, Postgres and many more.
Role in this project:
Back-end Developer
Contributions:197 reviews, 54 commits, 275 PRs in 1 year 6 months
Contributions summary:Armand primarily contributed to the backend of the Grafana project by modifying and enhancing the alerting system. They focused on implementing features related to unified alerting, including making it the default, addressing migration issues, and adjusting configurations. Code changes involved modifying Go code, updating test files, and adjusting the database migration logic.
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