Senior/Staff Fullstack Engineer – Backend Focus

📍 Location: Copenhagen, Remote or hybrid (CET overlap required)

 🕒 Type: Full-time

🚀 About the Role

We’re looking for a Senior Fullstack Engineer with a strong backend focus to help scale our platform at Aisel. You’ll spend most of your time designing APIs, building backend logic, and shaping system architecture, while still contributing across the stack when needed.

You’ll join a small, focused team building digital tools for psychiatrists, combining automation, AI, and solid engineering principles to support mental health professionals in their daily work.

We’re especially interested in candidates with hands-on experience building backend systems in TypeScript using NestJS and Prisma, and who are comfortable working with cloud infrastructure (Azure preferred).

🛠 Tech Stack

Backend: NestJS, Prisma, PostgreSQL, REST APIs, WebSockets

Frontend: React, Next.js, Tailwind

Cloud & Infrastructure: Azure (Key Vault, Blob Storage, App Insights)

Tooling: Nx, Jest, ESLint, Prettier

AI: OpenAI Whisper, speech-to-text

✅ What You’ll Do

• Design, build, and maintain backend APIs and data models
• Contribute to system architecture and performance improvements
• Integrate securely with Azure services for storage and observability
• Collaborate closely with frontend engineers and the product team
• Participate in AI-driven feature development and automation initiatives

🔧 What We’re Looking For

• ~5 years of experience as a backend or fullstack engineer
• Deep experience with NestJS, Prisma, and relational databases
• Strong TypeScript skills and a focus on software quality
• Familiarity with Azure or comparable cloud platforms

Bonus points for:

• Experience with real-time systems
• Hands-on work with AI tools
• Background in healthcare or regulated environments

📌 How We Work

• Fast iteration with a high degree of autonomy
• Async-friendly communication
• Collaborative decisions across product and engineering
• Remote or hybrid setup available

🧠 About Aisel

Aisel is a VC-funded health tech startup building digital tools for psychiatric clinics. We’ve launched with paying customers and are now scaling our platform to support AI-driven intake, documentation, and communication tools for mental health professionals.

🤝 Application Process

• Intro call (30 minutes)
• Async technical case (3-4 hours)
• Live review and offer

💰 Compensation

We offer a mix of salary and equity. Salary aligns with startup norms, and equity is competitive by Danish standards.