Front-end Developer

Opera is a leading global internet brand with an engaged and growing base of over 360 million average monthly active users. Building on over 20 years of innovation, starting with our browser products, we are increasingly leveraging our brand as well as our massive and highly active user base in order to expand our offerings and our business. Today, we offer users across Europe, Africa and Asia a range of products and services that include our PC and mobile browsers as well as our AI-powered news reader Opera News and our app-based fintech solutions.
Opera Sweden is looking for a front-end developer to our new Cryptocurrency team, who has experience using React.
We are the first major browser to natively integrate a crypto wallet. As a front-end developer in our cryptocurrency team, you will be on the cutting edge of building the “web 3” and helping make Bitcoin and Ethereum first class citizens of the modern internet.
You will be a part of a small, focused and supportive team with 7 developers, QA:s and business developers We use Lean principles for day to day work and best technical practices. We work hard together to reach our goals and make the blockchain available for more people. We also understand that work life balance is important to be able to perform and offer flexible working hours.


Role and responsibilities
Although this is a front-end position, you need to have a strong interest in (and ideally experience with) blockchain, Ethereum and/or Bitcoin. In this role you will implement client-facing dashboards and admin UIs.


This means being responsible for:
Building pixel-perfect front-ends from design and interaction mockups
Creating automatic tests (including UI testing and unit testing)
Taking part in our design and architecture discussions
Interacting with our UX design team
Reviewing the front-end code of other developers
Integrating back- and front-end components



To be successful in this role, you’ll need:
2+ years of experience in developing front-ends with React
Strong written and verbal communication skills (in English)
A deep understanding of the modern web and best practices, including:
HTML5, CSS3, modern JavaScript
The full build pipeline for React applications
Optimizing code: both in terms of speed and scalability
Architecting modern web applications
CI/CD principles
Version control using git
Engineering knowledge: your code should be well structured and comprehensible by other humans, not just computers.



An ideal candidate has:
Deep understanding of blockchain technology, especially Ethereum
Backend development experience (in Node.js or other programming languages)
Understanding containerization, Docker



We offer:
An opportunity to experience the thrill and challenges of working in an international internet company with a huge global user base
A flat org structure and friendly atmosphere where we learn and grow together
A place in the team that works on the most cutting edge technologies
A flexible work environment
Great company benefits