Castellum.ai
FinTech HQ: US
Castellum.AI (founded 2019, NYC) provides financial crimes compliance platform with AML/KYC screening and AI agents. 83% alert resolution, 94% fewer false positives. 200K+ data sources. $12.6M raised.
Python
Seon
FinTech
HQ: Hungary 100-500 employees
Seon (founded 2017, Budapest) is fraud prevention platform serving 5,000+ merchants, 1B+ transactions. $94M Series C (highest Hungarian funding). 200+ employees in Budapest, London, Austin, Jakarta. PostgreSQL, API-first, AI/ML. 900+ signals, modular, explainable AI, 24hr deployment.
Tech Stack
Backend
Python
Databases
PostgreSQL
Hiring from
Hungary United Kingdom United States Indonesia
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