Big Data Developer

Join Us! Why Talan? For the 4th consecutive year , Talan Spain has been recognized as a Great Place to Work ! 🎉 This year, we’re also celebrating our 2nd certification in Poland , a significant milestone since opening our office there. Talan is an international advisory group specializing in innovation and transformation through technology, with 5,000 employees and an annual turnover of 600M€. We offer our customers a continuum of services to support them at each key stage of their organization's transformation, with four main activities: CONSULTING in Management and Innovation: Supporting business, managerial, cultural, and technological transformations. DATA & TECHNOLOGY: Implementing major transformation projects. CLOUD & APPLICATION SERVICES: Building or integrating software solutions. SERVICE CENTERS of EXCELLENCE: Providing technology, innovation, agility, sustainability of skills, and cost optimization. Talan accelerates its clients' transformation through innovation and technology. By understanding their challenges and supporting them with technology, innovation, and data , we enable them to be more efficient and resilient. About the Role We are looking for a Mid-Level Big Data Developer to join the Client Contribution Platform team. In this role, you will be responsible for developing, maintaining, and optimizing large-scale data processing solutions, ensuring high performance, scalability, and data quality across the platform. You will work closely with both technical and business stakeholders in an Agile environment, contributing to the design and implementation of modern data engineering solutions while continuously improving existing processes. Key Responsibilities Design, develop, and maintain ETL and data transformation processes. Build, optimize, and support Spark-based data pipelines. Develop scalable data processing solutions in a Big Data environment. Integrate data from multiple sources while ensuring data quality and consistency. Analyze, troub