Senior Backend Engineer

Are you an experienced Senior Backend Engineer looking to shape meaningful, mission-driven products at the intersection of education and play?

This is an opportunity to join a collaborative, fast-moving development team building modern, scalable solutions that support both direct-to-consumer and school-focused experiences. Based in Copenhagen with flexible hybrid working, this role is ideal for someone who thrives in hands-on engineering, cross-functional teamwork, and high-impact product delivery.

What you'll be doing...

Engineering & Delivery

• Taking ownership of the backend codebase, ensuring high code quality, test coverage and documentation.
• Translating product requirements, wireframes and user stories into performant, maintainable backend solutions.
• Collaborating closely with the Tech Lead, product team and platform engineers to deliver scalable architecture.
• Building and releasing high-quality features on schedule with a strong focus on performance and efficiency.

Collaboration & Communication

• Working closely with cross-functional teams including product, UI/UX, design and remote platform teams.
• Supporting clear documentation and communication for smooth collaboration across locations.
• Participating in joint planning, code reviews and shared backend initiatives.

Quality & Best Practices

• Contributing to code reviews, CI processes and internal engineering standards.
• Promoting clean code, refactoring opportunities and continuous improvement.
• Helping maintain development conventions and technical best practices across the team.

Growth & Mentorship

• Keeping up to date with evolving backend technologies and sharing learnings with the team.
• Mentoring junior developers and contributing to a culture of curiosity, creativity and learning.

What we're looking for...

• 5+ years of backend development experience.
• Strong experience working in cross-functional product teams.
• Advanced knowledge of AWS serverless architectures (Lambda, API Gateway) and experience with DynamoDB and MySQL.
• Hands-on experience with AWS CDK for Infrastructure-as-Code.
• Advanced proficiency in TypeScript and frameworks such as TSOA, with experience delivering robust RESTful APIs and OpenAPI/Swagger documentation.
• Practical knowledge of S3 and CloudFront for storage, delivery and optimisation.
• Ability to work independently while aligning with wider architectural and product goals.
• Comfortable with early-stage discovery, prototyping and dealing with ambiguity.
• Experience with educational platforms, games or mission-driven digital products is a bonus.
• Must be based in or near Copenhagen.

If you’re a senior backend engineer who loves building purposeful products and wants to help shape next-generation learning experiences, we’d love to hear from you. Apply now, or email Alfie Brear - aab@skillsearch.com

Years of experience and salary levels are shown purely as a guide. We will only consider applications from candidates that can demonstrate the skills or experience required for the role.

Please be aware that while we would love to respond to every application we receive, due to high numbers we cannot guarantee this. We do however appreciate any time you invest into the application and will make sure to get in touch should anything in future more closely fit your skillset.