Düsseldorf, DE, 40221
Working student Frontend Development & UX (f/md/)
Our Uniper Market Solutions Team is looking for YOU!
We are Uniper
At Uniper, we are pro-actively transforming the world of energy whilst at the same time ensuring security of energy supply. As an internationally operating company, we work in very diverse teams with the greatest possible working time flexibility for our employees. Our corporate culture is characterized by equal opportunities, mutual appreciation, and respect. With us, you will be able to develop new business models, work on technological solutions for a modern, sustainable, and future-oriented energy supply as well as pro-actively help to shape changes. Interested? Then we will look forward to meeting you!
Your responsibilities
- Take ownership of developing proof-of-concept (PoC) websites by transforming business and functional requirements into interactive, testable web prototypes
- Translate UI/UX design mockups into responsive, high-quality web interfaces using modern technologies such as React, Next.js, Tailwind CSS, or similar frameworks
- Support backend integration through REST APIs or GraphQL and handle basic data operations using tools like Firebase, MongoDB, or PostgreSQL
- Work with version control systems (e.g., Git) and collaborate via platforms like GitHub or Azure DevOps for structured code reviews and issue tracking
- Identify, report, and resolve bugs throughout the development lifecycle to ensure robust and stable PoC delivery
- Collaborate with cross-functional teams to iterate on feedback and progressively enhance PoCs into scalable production-ready web applications
Uniper is part of Sweden's critical infrastructure, and our operations are covered by, among other things, rules related to protective security, export control and nuclear non-proliferation. We will therefore carry out security clearance of all positions and complement with register control for security classified positions, according to the Protection Security Act. Uniper is part of Sweden´s vital societal functions and critical infrastructure which is why this position may be subject to wartime placement. Health and drug tests are performed if applicable.
Your profile
- Currently enrolled for at least two years as a student at a university studying Web Development, Computer Science, Media Informatics, or a related field
- Solid understanding of HTML, CSS, JavaScript, and familiarity with at least one modern framework (e.g., React, Angular, Vue.js)
- Basic experience with backend technologies (e.g., Node.js, PHP, Python) and database handling (e.g., SQL, MongoDB)
- Strong willingness to learn and to develop
- A strong eye for design, attention to detail, and interest in UX/UI principles
- Fluent in English; German proficiency is a plus
Your benefits
- Support to balance private life and work: Sabbaticals, part-time possibilities, family service
- Coaching
- E-car charging stations at almost all Uniper locations
Health offers:
- Flu vaccination
- Preventive health services
- Employee assistance program
Our employees are the reason for our success. Therefore, you will find many other benefits at the local level to help you reach your potential. Energy evolutionary wanted!
Your contact
If you have any questions, please do not hesitate to contact us at:
career@uniper.energy
Attention! Please apply via the button in this portal. Application documents that reach us by post will not be returned and, like those we receive by e-mail, can unfortunately not be considered!
As an employer, Uniper is committed to diversity and equal opportunities. Therefore, we encourage applications from suitably qualified individuals whose capabilities match the role requirements regardless of gender, origin, disability, age, religion, ideology, sexual identity or marital status. We live inclusion and support flexible working.
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