Wrocław based opportunity with hybrid work model (2 days in the office/month).As a Fullstack Developer, you will be working for our client, a leading company in the electro-energy and IT sector, focusing on developing advanced digital solutions that support real-time data processing and operational efficiency. You will be part of a dynamic team responsible for designing, developing, and maintaining business-critical applications that power modern energy systems. This role offers the opportunity to work with cutting-edge technologies, contribute to large-scale integration projects, and ensure the reliability and performance of complex software ecosystems in a rapidly evolving industry.Your main responsibilities: Develop and maintain complex business applications with both front-end and back-end components Design and implement application programming interfaces (APIs) Create and maintain technical documentation for developed functionalities Write and maintain unit and integration tests Support business analysts in designing user interfaces aligned with the company’s Design System Implement and optimize algorithms used in applications Ensure compliance with non-functional and security requirements Develop and maintain integration services between systems Provide technical guidance and mentorship to less experienced team members Participate in application maintenance and support processes You're ideal for this role if you have: At least 10 years of experience in software development using .NET C#, JavaScript, Angular, and PL/SQL Proficiency in REST API, JSON, Git, Jenkins, and Nexus Experience in designing graphical user interfaces for near real-time systems Strong understanding of unit and integration testing practices Solid knowledge of software architecture principles and design patterns Experience working in agile development environments Strong problem-solving and analytical thinking skills Excellent attention to detail, responsibility, and adherence to deadlines Good communication skills and the ability to work effectively in a team

A proactive approach to identifying improvements and proposing technical solutions

Nice to have: Knowledge of JAVA Experience with Docker, K8s, or Nomad Experience with Apache Kafka Experience with Redis Experience in electro-energy sector projects We offer you:ITDS Business Consultants is involved in many various, innovative and professional IT projects for international companies in the financial industry in Europe. We offer an environment for professional, ambitious and driven people. The offer includes: Stable and long-term cooperation with very good conditions Enhance your skills and develop your expertise in the financial industry Work on the most strategic projects available in the market Define your career roadmap and develop yourself in the best and fastest possible way by delivering strategic projects for different clients of ITDS over several years Participation in Social Events, training, and work in an international environment Access to an attractive Medical Package Access to Multisport Program #GETREADYInternal job ID #7815You can report violations in accordance with ITDS’s Whistleblower Procedure available here.