Senior Full Stack Engineer (React, Node.js)
On-site · Copenhagen, Capital Region, Denmark
Job Summary
Senior Full Stack Engineer responsible for end-to-end ownership of projects across frontend and backend using React, TypeScript, and Node.js. Build high-quality, scalable applications, collaborate with product/design/engineers to shape features, influence architecture and engineering practices, mentor teammates, and leverage AI-augmented workflows to accelerate boilerplate generation while solving high-value problems. Technologies include React, TypeScript, Node.js, MySQL, Redis, ElasticSearch; focus on creating reliable, modular systems and intuitive user experiences. Strong communication in English; located in Copenhagen or willing to relocate to work from the office.
Required Qualifications
- 5+ years of software engineering experience
- Strong experience across frontend and backend technologies
- Deep expertise in React, TypeScript, Node.js, and MySQL
- Experience with architectural design of scalable backend systems and APIs
- Excellent written and verbal communication in English
- Based in Copenhagen or willing to relocate to join the team onsite
- Nice-to-have: NoSQL (ElasticSearch, Redis, MongoDB); React Native; AI-assisted development workflows
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