Praca apache – Krakow

Rozwój systemu, który umożliwia kalkulację ryzyka kredytowego kontrahentów w skali globalnej, w oparciu o zaawansowane modele analityczne. Projekt koncentruje się na budowie nowej generacji silnika, którego celem jest migracja do chmury oraz zastąpienie rozwiązań vendorowych wewnętrznie rozwijaną biblioteką analityczną. Nowa platforma składa...

Strong hands-on experience with PySpark (DataFrame APIs, tuning, debugging). Practical knowledge of Apache Iceberg , including: Optimisation techniques (partitioning strategy, file sizing, layout). Internal architecture understanding (snapshots, manifests, schema evolution). Maintenance operations (rewrite/compaction, orphan file cleanup, metadata handling)....

4-6 years of experience in data engineering or related field Strong experience with Apache Airflow and distributed data processing frameworks like Apache Spark Proficiency in Python and SQL for data pipeline development Mandatory familiarity with AI-assisted coding tools for day-to-day development Experience with GCP data services for managing cloud-based...

Strong commercial experience with Apache Spark Solid programming experience in Java/Scala Experience building large-scale data processing solutions Understanding of software engineering best practices and Agile methodologies Strong communication skills and ability to work effectively in an international team English proficiency at B2 level or higher Nice to...

Strong commercial experience with Apache Spark Solid programming experience in Java/Scala Experience building large-scale data processing solutions Understanding of software engineering best practices and Agile methodologies Strong communication skills and ability to work effectively in an international team English proficiency at B2 level or higher Nice to...

We are looking for a passionate Java Developer to join a global team that develops and maintains a suite of enterprise applications. The system supports critical business operations and serves as the foundation for a next-generation management platform. Team members work closely with operations teams and business analysts to provide global solutions for...

Senior Backend Test Automation Engineer with strong data platform experience Industry: Technology solutions - consumer electronics, software, streaming Client: global enterprise, Swedish entity Work model: full time, hybrid 3 days/week on-site from Krakow (Equal Business Park) office Project language: English Onboarding: 3 days in Malmo, Sweden Start: ASAP...

We are looking for the Senior Backend Test Automation Engineer with strong data platform experience :) Industry: Technology solutions - consumer electronics, software, streaming Client: global enterprise, Swedish entity Work model: full time, hybrid 3 days/week on-site from Krakow (Equal Business Park) office Project language: English Onboarding: 3 days in...

Senior Backend Test Automation Engineer with strong data platform experience Industry: Technology solutions - consumer electronics, software, streaming Client: global enterprise, Swedish entity Work model: full time, hybrid 3 days/week on-site from Krakow (Equal Business Park) office Project language: English Onboarding: 3 days in Malmo, Sweden Start: ASAP...

About the role The Data Engineering department at Tesco Technology is at the forefront of data processing within the retail and technology industry. This vital department handles a range of responsibilities, including: Analyzing order and delivery data to optimize logistics processes and enhance delivery efficiency. Managing critical data related to...

Kraków, Poland (Hybrid – 2 days per week from the office) About the Project Join an international team developing a next-generation Big Data platform focused on detecting and preventing financial crime. The platform leverages Big Data technologies, Artificial Intelligence, and Google Cloud Platform (GCP) to analyze large-scale datasets, enabling...

Strong expertise in classical ML pipelines , including hands-on experience in model lifecycle management. Proficiency in feature engineering techniques and experience with models such as: XGBoost , LightGBM , MLP , Autoencoders , etc. Advanced SQL skills (both in standard language and through Python APIs, e.g., PySpark , pandas ). Knowledge of Apache Spark...

Essential: Advanced Python 3.x programming skills with deep numpy and pandas knowledge Strong software engineering background including object-oriented design and design patterns Comprehensive understanding of distributed systems architecture Deep knowledge of algorithms and data structures Proven ability to make sound technical decisions on solution design...

Scala Software Engineer Location: Kraków, Poland Work mode: hybrid, 2 days per week from the office About the Project: Join a global technology team within the Risk & Compliance domain of a leading international banking organization. The team develops cutting-edge solutions that help protect customers and the business from financial crime, market abuse,...

Senior Software Engineer / Lead Software Engineer (Big Data) Location: Kraków, Poland Work mode: hybrid, 2 days per week from the office About the Project: Join a global technology team within the Risk & Compliance domain of a leading international banking organization. The team develops cutting-edge solutions that help protect customers and the business...

Practical experience with Apache Spark Strong programming skills in Java or Scala Experience with Big Data processing technologies Experience building and maintaining ETL pipelines Knowledge of software development best practices Strong communication skills in English Nice to have Experience with Apache Hadoop (Yarn, HDFS) Experience with Spring Framework...

Experience with Pyspark or Scala development and design Experience using scheduling tools such as Airflow Knowledge of Hadoop ecosystem including Spark, Hive, YARN and ETL frameworks Strong SQL and RESTful services knowledge Experience working on Unix or Linux platforms Hands-on experience building data pipelines using Hadoop components Experience with Git,...

7 years of professional software development experience in enterprise environments Strong expertise in ReactJS, Redux, TypeScript, HTML5, CSS3, and modern JavaScript Deep understanding of React Hooks, Context API, Redux Toolkit, routing, and frontend performance optimization Hands-on experience with Vite and/or Webpack Strong experience with Java 17 and...

Experience with Pyspark or Scala development and design Experience using scheduling tools such as Airflow Knowledge of Hadoop ecosystem including Spark, Hive, YARN and ETL frameworks Strong SQL and RESTful services knowledge Experience working on Unix or Linux platforms Hands-on experience building data pipelines using Hadoop components Experience with Git,...

You will need Mandatory skills: Data Processing: Apache Spark - Scala or Python Data Storage: Apache HDFS, CEPH S3 or respective cloud alternative Resource Manager: Apache Yarn or respective cloud alternative Lakehouse: Apache Hive/Kyuubi or alternative Workflow Scheduler: Airflow or alternative Nice to have skills: Functional programming Apache Kafka...