Fullstack Engineer, Generative AI (Backend Focus)
This is the employer's own posting, not a copy on a job board.
What we know
Is it still open?
Confirmed still open
Last checked 1d ago — checked against the employer's own applicant tracking system, which is the company answering directly.
We re-read the employer's own applicant tracking system and the posting was still there. That is the company answering directly.
How old is it?
Posted 68d ago
The date the source published, not the day we noticed it (2026-07-08). Last seen at its source 1h ago.
Is it remote?
Marked remote on the employer's board
Their board carries a remote setting on this posting — a field they filled in, not wording we read. The location field names somewhere specific, which is usually where the team or the entity sits.
Who may apply?
Europe
The description states no restriction of its own. This is the source's own tag.
Pay not stated
Similar roles pay €75k–114.5k/yr
Middle 50% of 80 listings that do state pay — Engineering · all levels · Europe · EUR/year. This employer has published no salary; this is what comparable listings we hold disclose, never converted between currencies or periods. How this is calculated.
Skills named in the ad
Recognised terms only, from a fixed vocabulary — this is what CV matching compares against.
Carried by 1 source
-
ashby employer's own board first seen 11d ago · last seen 1h ago
The listing
About Company
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.
Responsibilities
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.
Requirements
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.
Nice To Have
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.
Why Cracken?
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
What we offer
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