Co-Founder(Tech) — Berlin CyberSecurity Startup (Freshly Funded) - Chief Cyber Architect / Head of Engineering / CTO

Berlin • Cybersecurity & AI Startup • Recently Secured Significant Funding

We are building a next-generation Identity + AI Enforcement platform in Berlin.

Following newly secured funding, we are looking for a technical co-founder who will architect and build the core product from day one.

We are looking for a hands on Founding Cyber Architect/Head of Engineering/CTO for a hybrid role based in Berlin. If you are passionate about Cyber Security and AI tech, thrive in fast-paced environments, and have experience building complex platforms, this is your opportunity to make a lasting impact.

Responsibilities

• Own the entire technical architecture across identity, AI agent systems, and enforcement.

• Design & implement the identity model, token lifecycle, permission graph, and SaaS risk flows.

• Build the AI agent identity model , sandboxing, trust scoring, and agent behavior engine.

• Write production-grade backend code (4–6 hours/day early stage) or at least understand it deeply.

• Lead engineering execution : roadmap breakdown, sprint planning, delivery.

• Build core services : connectors, policy engine, risk engine, real-time enforcement layer.

• Hire and lead the initial engineering team.

• Work closely with the CEO on high-level technical direction .

• Support enterprise sales with technical deep dives, PoCs, and security validation .

• Maintain high standards of security, reliability, and architectural quality.

• Co-build the product vision to establish the leading cyber technology of Europe as well as the most effective platform.

• Establish the technological foundation of a platform, including the data infrastructure.

• Develop and execute the company’s technology strategy and roadmap.

• Recruit and lead an in-house, top-tier engineering team.

• Manage the company’s data, including storage, analysis, data privacy, and security.

• Make Europe and world more Cyber resilient!

Requirements and Skills

• 10+ years experience in tech leadership roles

• 10+ years experience in backend engineering and system architecture.

• Proven ability to design and ship complex distributed systems.

• Strong understanding of OAuth/OIDC, API keys, tokens, scopes, identity flows .

• Knowledge of RBAC/ABAC or fine-grained access models.

• Exposure to Zero Trust principles , access control models, or identity governance.

• Experience with AI/LLM systems, agent logic, or willingness to learn fast .

• Understanding of SaaS integration security , OAuth app marketplaces.

• Hands-on coding mentality; can build MVP and early architecture yourself.

• Experience integrating with multiple SaaS systems and APIs.

• Strong security mindset and understanding of modern attack surfaces.

• Ability to move fast, take ownership, and operate independently.

• Experience managing small engineering teams in early-stage environments.

• Hands-on experience with infrastructure-as-code (Terraform) and cloud deployments.

• Prior startup experience.

• Low ego, high commitment, and a true founder mentality .

Nice to Have

• Experience with AI/LLM systems , multi-agent orchestration, or agent frameworks.

• Experience with policy engines (custom enforcement logic).

• Experience building event-driven architectures or streaming systems (Kafka, Pub/Sub).

• Familiarity with token analysis , secret scanning, or credential hygiene.

• Experience with cloud IAM (AWS/GCP/Azure roles, service principals).

• Experience with risk scoring , anomaly detection, or behavior-based systems.

• Exposure to agent sandboxing , isolated execution, or container micro-VMs.

• Previous experience in cybersecurity , identity startups.

• Understanding of graph databases , unified identity graphs, or permission maps.

• Previous Technical Product leadership and design experience.

• Prior co-founder experience.

Benefits

• Co-Founder Equity — meaningful ownership in a high-growth cybersecurity company.

• Competitive Compensation — salary aligned with market, flexible early-stage arrangements possible.

• Founding Team Status — shape the company from day one and own critical technical decisions.

• Fresh Funding Secured — immediate runway to build, hire, and execute fast.

• Full Technical Ownership — lead architecture across identity, AI agents, and enforcement.

• High Autonomy — freedom to design and build without corporate overhead.

• Work with a Technical CEO — fast iteration, strong alignment, clear direction.

• Cutting-Edge Domain — identity security, SaaS-to-SaaS access, AI agent governance.

• Massive Learning Curve — quickly gain depth in cybersecurity, identity, and AI systems.

• Enterprise Exposure — meet customers with the CEO, lead deep dives, and own PoCs.

• Fast Career Path — evolve into CTO-level leadership as we scale the engineering team.

• Berlin Location — top-tier tech environment with strong cybersecurity and AI ecosystems.

• Direct Impact — your architecture and code become the foundation of the entire platform.
  

  Note: This position includes optional relocation support to Berlin.