Senior Data/ML Engineer

Salary: 1200-1400 PLN/day on B2B Work model: elastic hybrid from Gdynia / Gdańsk / Warszawa (60% from the office)   Why choose this offer? • You can expect a flexible work organization • The international work environment will give you the opportunity to interact with the English language on a daily basis • Scandinavian organizational culture will provide you with work-life balance, you will gain time for additional training (financed by Jit) • The Jit community will bring you a nice time during regular integration meetings   Project You will be involved in an advanced AI/ML initiative focused on building scalable machine learning platforms and data processing pipelines in the banking sector. The project focuses on MLOps, big data processing and real-time analytics, enabling data-driven decision making across multiple business areas. You will work on machine learning lifecycle management, large-scale data transformation and modern cloud-based ML infrastructure.     Responsibilities you'll have • Manage the full lifecycle of machine learning models from development to deployment and monitoring • Implement MLOps practices including CI/CD, testing and monitoring for ML pipelines • Build scalable data pipelines processing large volumes of structured and unstructured data • Develop distributed Spark processing pipelines for batch and near real-time workloads • Collaborate with data scientists, DevOps engineers and business stakeholders to deliver ML solutions • Improve and expand existing MLOps frameworks and tools for broader use cases     Expected competences and knowledge • Strong programming skills in Python and Spark • Hands-on experience with AWS services for machine learning and data processing • Good understanding of algorithms, statistics and linear algebra • Practical experience with machine learning frameworks such as TensorFlow or PyTorch • Strong knowledge of distributed systems and big data technologies like Hadoop or Hive • Advanced SQL skills and experience building complex data flows   Technologies you'll work with • Python • Spark • AWS (S3, Glue, SageMaker, Lambda) • TensorFlow / PyTorch • Hadoop / Hive • Airflow / StepFunctions   Client – why choose this particular client from the Jit portfolio? Jit Team has had an over-decade-long relationship with the leading financial group in the Nordic countries, and we are privileged to be our client's premier partner in Poland. At present, over 200 Jit personnel are engaged in the completion of more than 60 projects for this Norwegian major provider of financial services with a global presence and a strong focus on modern technology. Our customer's work atmosphere is epitomized by the Scandinavian culture, which is conducive to people who place emphasis on work-life balance and feedback culture. Furthermore, all projects are executed in international teams, giving constant exposure to the English language.    About Jit Team The Human factor of IT - it's not just a slogan, it's a philosophy. The foundation of Jit Team is people, which is why we prioritise you. We employ over 700 experienced experts. We create highly specialised teams for clients from all over the world. We offer team members developmental projects, a wide range of benefits and a proprietary professional development programme. Behind our maxim are also charitable and educational activities. We support pupils and students by donating learning equipment. We offer internships to help launch careers in IT. We support water rescuers and hospitals by providing the necessary equipment. We are a Polish company and we share what we have achieved over 15 years of activity. By supporting indigenous initiatives, we ensure the circulation of good energy.