Fullstack Engineer, Generative AI (Frontend Focus)

Department: Software Development

Location: Europe

Employment Type: FullTime

About Company

Built by ex–ex-nation-state operators and AI researchers, Cracken is the world’s first Uncensored Vibe Hacking platform that safely amplifies security teams and gives enterprises proven, auditable security resilience.

We are growing and seeking an extremely talented software engineer to help us pioneer the future of cybersecurity.

Responsibilities

• Hands-on engineering and testing of the product in various capacities.

• Develop and maintain advanced frontend components with exceptional delivery standards.

• Implement scalable and secure frontend solutions for both SaaS and on-premise platforms, following industry best practices and coding standards.

• Continuously learn and adapt to new technologies and fields, remaining at the forefront of frontend development.

• Foundational understanding of AI/ML tools and frameworks, with the ability to integrate AI-powered features into front-end applications, including knowledge of model deployment, API integration, and real-time inference workflows.

• Stay updated with the latest in AI and AI Agents. Provide relevant insights to the team and integrate innovations.

Requirements

• 4+ years of experience building user-facing products and design systems.

• 5+ years of experience in Python (ideally, but we can consider less experienced engineers, who learn very quickly and are ready to work in the startup environment).

• Strong proficiency in ReactJS, JavaScript, CSS, HTML.

• Experience translating product ideas and design concepts into high-quality code.

• Deep understanding of design patterns, usability, accessibility, and responsiveness.

• Ability to own UI/UX from concept to implementation.

• 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

Nice To Have

• Master’s or Ph.D. in Computer Science, Cybersecurity, or related fields.

• Cybersecurity product background: worked on security-focused software or platforms.

• 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

Ready to build what’s next in AI and cybersecurity? Send us your portfolio, GitHub, or any product work you’re proud of — and let’s talk.