About us
At Optimax Energy, we have been developing smart solutions for automated trading systems and promoting the transition to green energy for over 10 years. This makes us a leader in international electricity trading.
Our culturally diverse team shares a common vision and fosters a culture of appreciation and equal opportunities. We believe that we can achieve extraordinary things if we develop freely. That's why we place great value on a healthy work-life balance and encourage creative freedom.
We embrace diversity, equality and inclusion. Different perspectives and backgrounds strengthen our team and lead to creative solutions. To this end, we create an appreciative working environment that recognizes the uniqueness of all employees and retains talent in the long term.
In order to actively shape the future of the energy sector, we are looking for outstanding, committed individuals who share our vision and corporate culture.
Your responsibilities
- Development of state-of-the-art software for energy trading (in Java 11 and Eclipse RCP)
- Integration of various software systems and development of interfaces (API)
- Organization and processing of big data, including optimization of data quality
- Tasks are not prescribed, but developed together
This is what it looks like with us:
- Java 21
- Communication: YouTrack, working with agile methods
- IDE: IntelliJ or Eclipse
- CD: Jenkins
- Framework: selectable, we use Spring
- DBMS: MySQL
Your skills
Must-Haves
- Good grades in computer science or comparable subjects
- Project-based experience and understanding of Java and OOP (study content or in free time)
- Passion for the field
- Enjoy problem-solving and analytical approach and proactively bringing in new ideas
- Interest in artificial intelligence and machine learning
- Enjoy learning, training and professional exchange and working together on projects
- High level of self-motivation
- Independent way of working
- Good (technical) English
Nice-to-haves
- Further knowledge of our stack
- First job-based development experience with Java
- Understanding of multi-threading
Due to internal capacity constraints, we are currently only able to consider applicants who are seeking a full-time internship, e.g., as part of a mandatory internship, followed by a working student position, or who are nearing the end of their studies and would like to transition into a permanent position.
As team spirit and short communication ways are important to us, we would like you to be regularly present in the office, especially during onboarding - although mobile working is of course still possible from time to time.
What we offer
Health & Wellbeing
- Freshly cooked lunch every day
- Office massages and Pilates classes
- EGYM Wellpass
- Sports and mobility offers, including subsidies for a new bike
Flexibility & Benefits
- 30 days of paid vacation
- Flexible working hours
- Extra vacation for your honeymoon
- Childcare support
Team Culture & Work Atmosphere
- Regular team events (game nights, table tennis tournaments, excursions, etc.)
- Work in a mission-driven, international team that values diversity and equality
- Open-door culture and flat hierarchies
- Modern, green office in the heart of Leipzig
Professional Development
- Independence and responsibility in project work
- 10% of your weekly working time reserved for personal and professional growth
Have we convinced you?
Then please send us the following application documents:
- Cover letter as a short letter of motivation (We would like to know why you would like to work for us.)
- Curriculum vitae
- Grades & Uni Report (if you finished relevant studies in the last 5 years)
- Relevant References, certificates
ABOUT OUR APPLICATION PROCESS
We deliberately take a lot of time to get to know you.
You can find our application process in detail HERE - take a look