Senior Software Engineer / Lead Software Engineer (Big Data)

Antal is a leading recruitment and HR advisory company, present in Poland since 1996 and later expanded to the Czech Republic and Hungary. Across the CEE region, it employs around 150 professionals delivering a full range of services including specialist and executive recruitment, employee outsourcing, HR consulting, employer branding, and market research. The company's division-based structure combines industry expertise with functional specialization to provide tailored solutions for companies in every sector.

• 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 have:

• Experience with Apache Hadoop (YARN, HDFS)
• Knowledge of Spring Framework
• Experience with Apache Airflow
• Experience working with SQL databases and Elasticsearch
• Python programming skills
• Experience deploying services on Google Cloud Platform (GCP)
• Familiarity with Maven and Git

• Collaborate with Product Owners and Business Analysts to understand business and stakeholder requirements
• Design, develop, and maintain data processing components and storage solutions
• Onboard new data sources and build scalable ETL/data processing pipelines
• Work closely with Data Scientists to productionize analytical models and solutions
• Develop software following CI/CD and Test-Driven Development (TDD) practices
• Partner with Solution Architects to validate and implement technical designs
• Perform unit testing and ensure high code quality standards
• Contribute to the continuous improvement of development processes and engineering practices