Fullstack Engineer
Cracken
Fullstack Engineer
Cracken
Agentic AI copilot for adversarial testing
Cracken is an applied AI lab building world’s first full kill chain proactive cyber platform. Built by cyber warfare-experienced operators and AI researchers Cracken keeps digital infrastructure resilient so businesses and societies operate.
We are growing and seeking an extremely talented software engineer to help us pioneer the future of cybersecurity.
Product Software Engineering: Hands-on engineering and testing of the product in various capacities, focusing on AI Agent features.
Agents Framework Engineering: Hands-on engineering and testing of the internal agent’s framework (similar to LangChain / Haystack and others).
Research & Development: Stay updated with the latest in AI and AI Agents. Provide relevant insights to the team and integrate innovations.
Ideally 5+ years of experience in Python (we can consider less experienced engineers, who learn very quickly and are ready to work in the startup environment)
Experience with Generative AI
Experience with Generative AI Agents will be a huge plus, specifically:
— implementation of Generative AI Agents using Langchain / Haystack and others
— implementation of RAG using LlamaIndex and other Advanced RAG frameworks
— evaluation of AI Agent Performance
— integration of AI Agents into Existing Systems
Cybersecurity product background: worked on security-focused software or platforms.
Master’s or Ph.D. in Computer Science, Cybersecurity, or related fields.
Interest or active participation in cybersecurity-related activities.
Contributions to AI / CS/ Cybersecurity research, blogs, or whitepapers showcasing expertise.
Experience in developing or contributing to open-source developer tools or frameworks.
Real-world impact: Our technology is validated in nation-state operations and grounded in hands-on internal research
Team with a mission: Ukrainian-heavy international team of PhDs, professors, and top-tier industry veterans, driven by intrinsic motivation shaped by real-world adversity
Adaptive roles: We shape roles around exceptional talent — your ownership and drive will define your path
Perfect timing: Operating at the intersection of AI, cybersecurity, and autonomous systems, Cracken is uniquely positioned to win against sophisticated adversaries
Ownership over a core cybersecurity product
Direct collaboration with founders and elite cyber operators
High autonomy and real impact on product direction
Fully remote & flexible work setup
Competitive compensation
CrackenAGI provides an agentic AI copilot for security teams to automate adversarial testing and exposure validation. Its platform simulates attacker behavior across cloud, endpoint, and hybrid environments by blending exposure, asset, and attack surface data with an AI trained on nation-state cyber playbooks, enabling realistic attack path testing. It includes a human-in-the-loop that makes every AI action transparent, auditable, and reversible, offering speed with strong oversight. The goal is to give large enterprises in banking, telecom, critical infrastructure, and government actionable, exploitable risk insights to proactively detect and mitigate threats and improve cyber resilience.
Explore more opportunities at Cracken