Filigran

Filigran is a cybersecurity software company specializing in open-source threat intelligence and crisis management platforms. The company develops and maintains OpenCTI, an open-source platform for cyber threat intelligence, and OpenBAS, a breach and attack simulation tool. Founded in 2023, Filigran has quickly established itself as a key player in the cybersecurity ecosystem, serving both private enterprises and public sector organizations globally.

Filigran has a growing presence in Spain, with its engineering team based in Paris and remote opportunities for international professionals. The company's work culture emphasizes open-source collaboration, technical excellence, and distributed systems engineering, making it an attractive destination for senior engineers looking to work on impactful security tools.