Senior Software Engineer

About the role

As a Senior Software Engineer you will own the end‑to‑end product‑software architecture, drive both frontend and backend development, and build internal tooling that accelerates the whole team. You will translate complex AI security capabilities into a reliable, intuitive and scalable product for our customers.

Key responsibilities

• Design, develop and ship full‑stack features using React + TypeScript on the frontend and Python + FastAPI on the backend.
• Extend the agentic attacker platform by adding new attack strategies, tool orchestration and evaluation pipelines.
• Build and scale a real‑time monitoring pipeline that detects threats on live customer traffic while maintaining performance and reliability.
• Maintain high code quality through readable, observable code, thorough reviews and supportive tooling.
• Lead architectural decisions across the stack as the system scales.

Required profile

• 8+ years of experience shipping and operating production software, preferably multi‑tenant SaaS in a fast‑moving startup or scale‑up.
• Strong ownership mindset: push features to production, measure impact and iterate.
• Product‑focused attitude with a deep concern for customer experience.
• Fluent English communication skills.

Required skills

• React
• TypeScript
• Python
• FastAPI
• PostgreSQL
• pgvector
• Experience building with large language models, agents and AI workflows
• Security‑oriented development, understanding of untrusted input and execution

What we offer

• Opportunity to work on cutting‑edge agentic security at an AI‑first company.
• Real technical ownership and influence on architecture, culture and product direction.
• Top‑of‑market salary package with strong incentives.
• Early‑stage environment where you help grow the company from 0 to 1 and beyond.
• Hybrid work from Ghent with flexibility for remote work.
• Collaboration with founders and AI engineers committed to technical excellence.