Senior Fullstack Engineer

📍 This is an on-site position based in central Copenhagen. Do you want your code to have an impact beyond the screen? Join us in building the technology behind one of Denmark’s largest platforms for mental health. We are looking for a Senior Fullstack Engineer who enjoys solving meaningful problems, taking ownership and building reliable software that people depend on. You’ll have the freedom to shape how you solve problems, while working within a clear technical direction and taking responsibility for the quality and impact of what you build. What you will join A small, ambitious team building technology that makes mental health support more accessible. You’ll work closely with product and engineering, with room to shape solutions, take responsibility and grow with the company. The Role You’ll primarily work on our Django REST Framework backend and SvelteKit frontend, while also contributing to our AWS infrastructure , deployment pipeline and integrations with external services. You will: Design, build and maintain features across our Django REST Framework backend Contribute to our SvelteKit frontend where needed Improve and maintain our AWS infrastructure and deployment pipeline Own features from initial idea and technical planning through to production Integrate and maintain third-party services, including Stripe Contribute to technical and product decisions Ensure high standards for data security, privacy and the secure handling of sensitive data Use AI tools where they make sense while critically evaluating their output Help evolve our technical setup, architecture and development processes Work closely with the CTO and the rest of the team What We’re Looking For 4+ years of professional full-stack development experience 2+ years of professional experience with Python and Django REST Framework Solid frontend development experience with SvelteKit, React or a similar framework Proficiency with Git and GitHub workflows A good understanding of data privacy, security and handling of sensitive data Experience with AI-assisted development tools and the ability to critically evaluate their output Comfortable working in a fast-paced startup environment with a high degree of ownership Strong communication skills in both English and Danish Able to work effectively with technical and non-technical colleagues Based in or around Copenhagen Nice to Have AWS experience, e.g. Elastic Beanstalk, RDS and CloudWatch Experience with payment systems such as Stripe Experience from healthcare or other regulated industries Experience with MedCom Previous startup experience What We Offer Competitive salary (based on experience) On-site, with one day per week working from home Flexible working hours - we care about output, not when you sit at your desk Laptop provided High ownership and real influence on the product The opportunity to help shape both the product and the technical setup A mission-driven company working to make mental health support more accessible If you’ve ever wanted to use your skills to make a meaningful difference, this might be the right time. Interview Process 1. CV Review We’ll review your application and get back to you within one week. 2. Intro Call - 30 min An informal conversation to get to know each other and discuss your background and the role. 3. Technical Discussion - 60 min A deeper conversation about your technical experience and approach to problem-solving. 4. Reference Check We’ll speak with your references about your experience and working style. 5. Final Conversation Meet the team, align on expectations and discuss the next steps.