Employer: International softwarehouseLocation: Remotely from PolandSalary: 3 700 - 4850 EURCooperation model: B2BStart date: ASAPRecruitment process: 3 online interviewsTechnology stack: Java, Python, AWS, SQL, NoSQL, Spring, Sprint BootOur Client is company specializing in intention-based marketing. It operates through comparison portals that help users make informed purchasing decisions while generating valuable leads for partner brands and publishers.Your role is:-> to work with a modern stack including Java, Spring Boot, Kafka, MongoDB, Kubernetes, MySQL, Python, Streamlit (and more!) to design, build and keep our data services running smoothly; -> to help shape and scale our data platform using Spark, Kafka, Snowflake, Airflow, Flink, Iceberg and other big-data frameworks;-> to turn product ideas into solid technical solutions and take ownership of projects from start to finish;-> to use AI-powered developer tools (like Cursor) and multi-agent frameworks to boost speed and make sure what we build fits the business needs:-> to build monitoring and operational tools that keep our data reliable, fast and easy to work with;-> to be part of a collaborative team: review code, share knowledge, and support each other to keep our engineering standards high. Your skills and experiences:-> 2+ years in Big Data & Java – we’re open to solid Mid-level engineers;-> Practical experience building, tuning, and running large-scale Big Data systems with open-source frameworks like Kafka, Spark, Hive, Iceberg, Airflow (and friends);-> 2+ years of Python experience; -> Comfortable working with Spring & Spring Boot;-> Bonus points for AWS know-how – EMR, Aurora, Snowflake, S3, Athena, Glue;-> A knack for debugging and getting to the root cause in complex, distributed systems;-> Hands-on with CI/CD, microservices, Docker, Kubernetes;-> A real team player with solid communication skills and a can-do attitude.   Our client offers:+ Great opportunity for personal development in a stable and friendly large multinational company;+ Career growth and additional education;+ Training courses;+ Language courses;+ Company events;+ Flexible working hours. If interested, please apply safely through this portal (application rules are in accordance with GDPR). Employment agency Nr 17138.gh this portal (application rules are in accordance with GDPR). Employment agency Nr 17138.