Python Software Engineer

A pioneering cybersecurity and AI startup engineering the next frontier of automated threat simulation and AI resilience. Founded by serial entrepreneurs with a deep legacy in offensive cyber and machine learning, the company develops a platform that runs real-world simulations on frontier AI models testing how they can be weaponized and stress-testing their guardrails against autonomous threats. Backed by tens of millions of dollars from top-tier VCs, the company is rapidly expanding its elite R&D team in Tel Aviv. Located near the train station, the team operates fully on-site to drive high-velocity collaboration. Position Overview- Senior Backend Engineer joining an elite R&D squad to architect and deploy highly scalable cloud systems and greenfield feature sets from scratch. Owning end-to-end backend architecture in Python, crafting high-throughput distributed microservices for real-time AI simulations. Building complex orchestration pipelines that bridge offensive security simulation workflows with state-of-the-art LLMs. Overcoming scaling bottlenecks and optimizing high-performance computing workloads. Core Stack & Ecosystem- Python, AWS, Distributed Systems, Cloud-Native Microservices, High-Scale Infrastructure, and AI Security Orchestration. Requirements- 7+ years of hands-on backend development experience specializing in Python (or Go) – Mandatory Extensive, production-proven mastery of AWS (or GCP/Azure) – Mandatory Proven track record of architecting large-scale distributed systems and features from scratch – Mandatory Strong engineering foundations in scaling data pipelines and optimizing cloud architecture – Mandatory