Fullstack Software Engineer (AI)

Location: Paris, France, with the option to work from home or join the office

Company

Qevlar is a B2B SaaS scale-up building an AI platform that helps cybersecurity teams automate security alert investigations and move from reactive to proactive operations.

What you will do

• Design and deliver new product features across the backend and frontend in collaboration with the product team.
• Write dependable full-stack code and lead in-depth code reviews.
• Improve technical workflows and development processes.
• Maintain high standards of product performance and user experience.
• Mentor junior developers and contribute to a fast-moving engineering environment.

Requirements

• 5+ years of software engineering experience.
• Extensive experience with Python and Vue.js.
• Experience leading significant features or projects from conception through deployment.
• Backend experience with FastAPI and SQLAlchemy, and frontend experience with TypeScript and Vue.js.
• Ability to work effectively in a fast-paced startup environment.

Nice to have

• Experience with LLM-based products or AI systems.
• Background in cybersecurity or security tooling.

Culture & Benefits

• Work on cybersecurity products with real-world impact.
• Join a small, international, fast-moving team with substantial ownership.
• Work autonomously and contribute creatively to the product direction.
• Opportunity to receive equity and participate in early ownership.
• Flexible work arrangement with home working or access to the Paris office.

Hiring process

• Intro call.
• Hiring manager interview.
• Two technical interviews with engineers, followed by a culture fit interview.