Experienced backend developer for our API team

We’re looking for ambitious developers to build our public APIs in a growing team of skilled engineers. You will get to develop and deploy features that reach 100.000s of users every day and together with your team you decide how to design and implement new functionality. We work on a .NET stack with a SQL Server backend. Our API serves more than 20.000.000 requests daily and we log more than a GB of data a minute. We index these logs in real-time and create dashboards for instant insight as we need it. We deploy when we want and aim to fix bugs before customers see them.

Is this you?

You love designing public APIs - both REST and SOAP
You’re a developer looking to gain and share knowledge
You're a team player who can also make independent decisions
You love to code and get a kick out of seeing your features in production
You make mistakes sometimes – but you learn from them and take pride in fixing any issues
You and your team are in control - no micromanaging here
You challenge status quo

We offer:

A chance to work with some of the best professionals in the industry
Influence on the tools and technologies in our stack
Professional and personal growth through inspiring colleagues, challenging tasks, conferences, hackathons and meet-ups
Excellent Christianshavn location with a view of Den Sorte Diamant across the harbor
Free phone, Internet and choice of Mac, Win or Linux work machine
First-class canteen


Build public APIs that directly impact and improve the daily work of 100.000s of customers and partners
Work closely together with a dedicated team of passionate developers and the partners that consume our API
Write elegant, clean, testable and efficient code
Review the code of others and have your own code reviewed
Write automated tests, and watch them run green in our continuous integration setup after pushing your changes to GitHub
Push often, deploy early, and always measure and improve what you work on
Be responsible for the daily health of the API


Senior (5+ years of professional experience)
Knowledge of public API design
Knowledge of – or an urge to learn – new tools and technologies
Interest in Continuous Integration, DevOps and high frequency deployments
Excellent English communication skills
Burning passion for building, shipping and deploying business-critical web applications
You know more than one programming language
Please apply with both CV and cover letter

About Us

Visma e-conomic resides on Christianshavn in central Copenhagen and is part of Visma. We build and design a cloud based accounting product that helps companies run their business. 100.000 happy customers use our product on a regular basis. We are 170 employees from 15+ nationalities.
The development department consists of 40+ people, including Product Owners, QA engineers and UX designers, working with technologies like C#, Node.js, React, MS-SQL, Swift and MongoDB.
We serve more than 50 million requests a day, push to production several times a week, love to talk about (and write) code, believe strongly in automation, and are driven by a desire to measure and monitor in order to constantly improve our product.

If you have any further questions regarding the vacancy, please feel free to contact Damian Bielawski DBI@e-conomic.com