Are you a passionate Java expert with a knack for backend development and data engineering?Join our team as a Java Software Engineer and play a key role in an exciting project focused on migrating PETL pipelines and enhancing integration solutions. You’ll leverage your expertise in Java/Kotlin, API design, and data processing to build robust, scalable systems.Ready to shape the future of data engineering? We’d love to hear from you!This role offers a hybrid model, with 2-3 days per week working from the client's office in Krakow.Responsibilities Migrate PETL pipelines to modern, scalable solutions Support and maintain existing and legacy integration systems, ensuring stability and performance Collaborate with internal teams to define and implement improvements for end-to-end solutions and support experiences Apply best development practices, including technical design, solution development, system configuration, and thorough testing Write clean, modular, and maintainable code, with proper documentation and issue resolution throughout the development lifecycle Requirements 2+ years of experience in Java/Kotlin for backend development and data engineering Proven ability to design and integrate APIs Proficiency in SQL, data pipelines, and protocol buffers Hands-on experience with Amazon Web Services (AWS) Knowledge of ETL/ELT solutions and REST API development Strong written and verbal communication skills Excellent command of written and spoken English (B2+ level) Nice to have BA/BS degree in Computer Science or related field Familiarity with the full system implementation life cycle (analyze, design, build, test, implement, support) Experience with automated testing across unit, integration, and end-to-end levels Experience with web application development, Unix/Linux environments, and microservices architecture Understanding of dependency injection, protocol buffers, and data processing pipelines Exposure to Angular and TypeScript for front-end development We offer We gather like-minded people: Engineering community of industry professionals Friendly team and enjoyable working environment Flexible schedule and opportunity to work remotely within Poland Chance to work abroad for up to 60 days annually Business-driven relocation opportunities We provide growth opportunities: Outstanding career roadmap Leadership development, career advising, soft skills, and well-being programs Certification (GCP, Azure, AWS) Unlimited access to LinkedIn Learning, Get Abstract, Cloud Guru English classes We cover it all: Stable income (Employment Contract or B2B) Participation in the Employee Stock Purchase Plan Benefits package (health insurance, multisport, shopping vouchers) Strategically located offices featuring entertainment and relaxation zones, table tennis and football, free snacks, fantastic coffee, and more Referral bonuses Corporate, social and well-being events Please, note: The set of bonuses might vary based on the role you apply for – specifics will be discussed with our recruiter during the general interview We will reach out to selected candidates exclusively EPAM is a leading global provider of digital platform engineering and development services. We are committed to having a positive impact on our customers, our employees, and our communities. We embrace a dynamic and inclusive culture. Here you will collaborate with multi-national teams, contribute to a myriad of innovative projects that deliver the most creative and cutting-edge solutions, and have an opportunity to continuously learn and grow. No matter where you are located, you will join a dedicated, creative, and diverse community that will help you discover your fullest potential.