Senior Fullstack Engineer

The role

You will own the entire tech stack from backend services to user interfaces. You will build production systems, ship LLM-based agents, and shape architecture and engineering culture.

What you will do

• Build robust, secure and HDS-compliant production systems
• Ship and evolve LLM-based agents that automate complex workflows
• Make architecture decisions with the CTO
• Build interfaces for doctors and administrative staff
• Lay engineering foundations including CI/CD, observability, internal tooling, and code quality standards

Required qualifications

• At least 5 years of experience in full-stack development
• Graduated from a top engineering school
• Proficient in Node.js and TypeScript (NestJS, Express, Prisma, Postgres)
• Proficient in React (TanStack, Tailwind)
• Worked with LLMs and AI agents (LangChain, Hugging Face)
• Comfortable with infrastructure and deployment (AWS, Docker, Terraform, Kubernetes, GitHub Actions)

Benefits

• Competitive salary
• Equity (BSPCE)
• Alan health insurance
• Swile meal vouchers
• Apple equipment
• 50% of public transport covered
• Team event every month
• Two offsites a year

Before you apply

• Call with the Hiring team
• Call with Chris, CTO
• Product case study and interviews with Chris and Paul at the office
• Reference checks

About the company

Parallel builds AI agents that help healthcare organizations automate administrative processes. Launched in 2024, the company has 800+ customers and a team of 30+ people.