Haïssam Kaj
Director Of Engineering at Datadog
Paris, Ile-de-France
Summary
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Rockstar🎓
Top SchoolHaïssam Kaj is a Director of Engineering based in Paris with 11 years of hands-on experience advancing observability and cloud-native tooling at Datadog, where he progressed from intern to senior leader. He combines strong DevOps and backend skills—contributing to high-profile Datadog projects such as the datadog-agent and integrations-core—with people leadership that scales teams and delivery. His technical work includes Dockerizing agents, building etcd config providers, and expanding monitoring for Kubernetes, Mesos and Docker, reflecting deep expertise in containerized systems and metrics collection. Known for practical problem solving, he often bridges low-level agent configuration with production testing and deployment across distributed environments.
11 years of coding experience
10 years of employment as a software developer
Ingénieur Informatique, Ingénieur Informatique at Université de Technologie de Compiègne (UTC)
French, English, Spanish, German, Arabic
Stackoverflow
26reputation
759reached
1answer
0questions
Github Skills (25)
monitoring10
kubernetes10
docker10
python10
testing10
configuration-management10
bash10
etcd10
containerization10
integrations10
dockers10
agent10
prometheus10
go10
service-discovery10
Programming languages (11)
Github contributions (5)
DataDog/docker-dd-agent
Sep 2015 - Sep 2018
Datadog Agent Dockerfile for Trusted Builds.
Role in this project:
DevOps Engineer
DevOps EngineerContributions:141 commits, 129 PRs, 273 pushes in 3 years
Contributions summary:Haïssam primarily contributed to the Datadog Agent Dockerfile, focusing on configuring the agent and integrating it with various services. Their work includes modifying the entrypoint script to handle environment variables for service discovery, proxy configuration, and host settings. They also addressed the deprecation of features, added support for monitoring Kubernetes and Mesos, and improved the overall health check functionality, demonstrating their expertise in agent configuration and system integration within a containerized environment.
dockerfiledatadog-agenttrustedagentbuilds
DataDog/datadog-agent
Feb 2017 - Mar 2021
Main repository for Datadog Agent
Role in this project:DevOps Engineer & Back-end Developer
DevOps Engineer & Back-end DeveloperContributions:37 reviews, 128 commits, 119 PRs in 4 years 1 month
Contributions summary:Haïssam contributed to setting up a Docker image for the Datadog agent and added integration tests for the etcd provider. They also added an etcd config provider, enhancing the agent's autoconfiguration capabilities. Their work involved modifying Go code, creating and configuring Docker files, and implementing tests for the integration.
golangdatadog-agentagentobservabilitypmm
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