Cristian Nitescu
Cloud Architect at CrowdSec
Paris, Ile-de-France
Summary
🤩
Rockstar🎓
Top SchoolCristian Nitescu is a Cloud Architect based in Paris with 11 years of experience blending hands-on software architecture, cloud-native systems, and security-focused backend engineering. He has led platform and engineering teams at Sage, designed vehicle data streaming and positioning demonstrators at Renault Digital, and now drives cloud strategy and core system reliability at CrowdSec. His open-source contributions to the well-known CrowdSec project show deep involvement in backend performance, API resilience, TLS/authentication hardening, and feature toggling for robust deployments. Comfortable across GCP and AWS, containers, Node.js and distributed data stacks, he pairs managerial experience with low-level curiosity rooted in an electrical engineering background. Colleagues rely on him to translate complex, real-world telemetry and security needs into pragmatic, production-ready architectures.
11 years of coding experience
11 years of employment as a software developer
M2, Ingénierie électrique, électronique et des communications, M2, Ingénierie électrique, électronique et des communications at Universitatea Transilvania din Brașov
Romanian, English, French
Github Skills (12)
it-security10
go10
api10
backend10
back-end-development10
apidoc10
security10
detectors9
detector9
docker8
linux8
dockers8
Programming languages (9)
Github contributions (5)
crowdsecurity/crowdsec
Sep 2021 - Jan 2023
CrowdSec - the open-source and participative security solution offering crowdsourced protection against malicious IPs and access to the most advanced real-world CTI.
Role in this project:
Backend & Security Engineer
Backend & Security EngineerContributions:7 reviews, 7 commits, 22 PRs in 1 year 4 months
Contributions summary:Cristian primarily focused on optimizing the backend performance and security of the CrowdSec project. Their contributions included optimizing the usage of `GetExprEnv` for improved efficiency, implementing retry mechanisms with backoff for API requests, and adding features like feature toggling for testing. Furthermore, the user contributed to the implementation of v3 CAPI and blocklist links, while also addressing TLS communication and authentication issues. This suggests a strong involvement in core system functionality and enhancing API reliability.
protectadaptedipsctiintrusion-detection
nitescuc/mowgli-docker
Jul 2023 - Mar 2025
Contributions:2 PRs, 28 pushes, 1 branch in 1 year 8 months
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