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Backend Software Developer

Colourbox is looking for an experienced software developer with an extensive theoretical background, who is interested in working with data-mining, data analysis and high-performing web applications including search engines, image processing and cloud infrastructure.

You will be a part of a strong developer team working out of our headquarters in Odense, Denmark. You will work on Colourbox, a stock image site and Skyfish, a media handling platform that helps users organise share and edit images. Our customers include major public and private clients, the Danish Ministry of Justice, a large part of the municipalities in Denmark, and major corporations such as DONG and DSB. We’re experiencing high growth and need you to help create optimal conditions for continued future growth. The platform you help develop will create a fantastic user experience for our users and also convert new visitors into paying customers.

Job functions

You will be involved in mining and analysing data in creating new and innovative solutions. You will help implement these new solutions and make sure they work fast, are robust and scalable. You will also be working on our existing solutions, improving and extending to adapt to the ever-changing needs of our customers. You will be involved in the whole process from analysis through design to implementation.

Your qualifications

You hold a degree in computer science or equivalent, and you love to apply theoretically well-founded solutions to build new exciting functionalities. You know when to apply a B-tree, create a complex database index, use a NoSQL-database, use dynamic programming and maybe even have experience with machine learning. Our services run on our AWS infrastructure, consisting of Linux servers that run open source software such as NGINX, MySQL and Elasticsearch, and custom built services written in PHP, Python, Go and C.

What we offer

A full-time position, working from our office in Odense. You will be offered a competitive wage with the ability to be influential while enjoying professional freedom with responsibility. We offer flexible working hours, a pleasant office environment, a pension plan, a lunch arrangement, and a supportive work climate with ambitious and energetic international colleagues. You will become part of an expanding, successful international business.


If this is you, we want to hear from you! Send your application to If you have any questions, also email

Closed for applications Gem job


Location Odense

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