Senior Software Engineer

Date: Sep 13, 2023

Location: Stockholm, SE, 111 23

Company: Optimizely

Optimizely is focused on unlocking the boundless potential of our clients and employees. We are a category leader in Digital Experience Platform (DXP) and have the pleasure of serving over 9,000 brands, from global organizations such as Visa, Sky, Yamaha, and Wall Street Journal to tech innovators like Atlassian DocuSign, FitBit, and Zillow.  

Optimizely fosters an inclusive and diverse culture with a global team of 1500+ people spread
across the US, Europe, Dubai, Australia, Singapore, Bangladesh, and Vietnam. Our unique work environment focuses on flexibility, trust, teamwork, diversity, and moving fast.

We genuinely believe that our people make all the difference, and once we find the best talent, we go out of our way to nurture them.  If you are looking to work on the next generation of digital technologies in a fast-paced and growing environment with industry leaders, Optimizely is the place for you! 


We are looking for a Stockholm-based Senior Software Engineer for our Commerce team, to help us shape the future experiences of Optimizely’s e-commerce offerings.

Ideally you bring experience of building APIs and services. You are self-motivated and like to collaborate with your colleagues to find the best solution that solves the problem, considering architecture, cost of development and cost of ownership. You are comfortable with working in a fast-moving agile environment and working closely with User Experience Designers, Product Managers, and other stakeholders.

You will be collaborating with developers distributed across the world. Proficiency in written and spoken English is a strong requirement.

Job Responsibilities

  • Design, architect, and implement simple, secure, scalable, maintainable, and cost-effective software solutions.
  • Ensure product quality by developing and applying thorough automated testing techniques.
  • Contribute to architecture and design discussions within your agile team as well as across teams and products.
  • Contribute to project planning including requirements elicitation, design, task grooming, and scoping.
  • Mentor and share with other engineers and team members.
  • Pursue growth by maintaining an awareness of the state of technology, engineering techniques, and best practices.

Knowledge and Experience

  • You have at least a Bachelor's degree in Computer Science or a similar, or corresponding level of relevant education
  • You have 7+ years of experience working professionally with modern development practices.
  • You are strong in software design and engineering concepts, including but not limited to object-oriented analysis, design, and programming.
  • You are approaching expert-level knowledge of the .NET development platform.
  • You are knowledgeable in the development and operational aspects of cloud-based software.
  • You are highly proficient in spoken and written English.
  • You are a team player who enjoys solving problems together, and a great communicator.
  • You have an understanding and interest in building and maintaining large applications as well as extensible libraries/frameworks/APIs.
  • Ideally, you have significant experience designing and building large, modular, applications with continuous releases that quickly adapt to user needs.


Experiences with the following technologies are also advantageous:


  • ASP.NET Core
  • React with Redux, Typescript, AngularJS
  • SQL as well as NoSQL databases
  • Containers and container/service orchestration
  • Developing on cloud services, in particular, Microsoft Azure
  • HTTP APIs / REST services / GraphQL
  • Git


Bachelor’s Degree (Computer Science or engineering preferred) or equivalent work experience


Displaying Technical Expertise
Critical Thinking
Solving Complex Problems
Demonstrating Initiative
Delivering High Quality Work

Optimizely is committed to a diverse and inclusive workplace. Optimizely is an equal opportunity employer and does not discriminate on the basis of race, national origin, gender, gender identity, sexual orientation, protected veteran status, disability, age, or other legally protected status.