Full Stack Engineer

About the role

We are looking for a Full Stack Engineer to join notus, a fast‑growing B2B SaaS company that helps founders and executives build sustainable content engines. The role is fully remote and will focus on building and scaling the technical infrastructure behind our client‑facing products and internal tools.

Key responsibilities

• Develop and maintain web applications using JavaScript/TypeScript, React and Next.js.
• Design and implement AI‑powered workflows and integrate LLM APIs (Claude, OpenAI).
• Create intuitive user interfaces such as content calendars, idea‑generation tools and analytics dashboards.
• Work with the existing data layer (PostgreSQL/Supabase) to store and query content data.
• Build and expose RESTful APIs, handle authentication and ensure reliable performance.
• Iterate quickly based on user feedback while maintaining code quality and architecture standards.

Required profile

• 2‑3+ years of full‑stack development experience, preferably in a startup environment.
• Strong JavaScript/TypeScript skills and solid understanding of relational databases.
• Hands‑on experience with LLM APIs and AI‑driven product features.
• Comfortable prototyping fast while knowing when to prioritize clean architecture.
• Ability to work with evolving specifications and ambiguous requirements.

Required skills

• JavaScript
• TypeScript
• React
• Next.js
• PostgreSQL / Supabase
• RESTful API design and authentication
• LLM API integration (Claude, OpenAI)
• Python basics (nice‑to‑have)

What we offer

• €4,000‑5,000 per month starting salary.
• Full‑time, 100 % remote role (CET timezone preferred).
• 4‑week paid trial period.
• Direct collaboration with the leadership team and influence over product decisions.
• Fast‑moving environment with clear growth opportunities.