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September 5, 2026

Senior Data Software Engineer

Senior • Remote

Wroclaw, DS, Poland

We are looking for a Senior Data Software Engineer to join a growing Data Practice.

Projects and technologies are diverse, covering technologies represented by open-source communities. Services are delivered to clients across Financial, Health Care, Insurance, and other domains, offering opportunities to develop in different directions.

Quick Facts

  • Hybrid-by-design work model and opportunity to work remotely within Poland
  • Opportunity to work abroad for up to 60 days annually
  • Business-driven relocation opportunities
  • Open to working with contractors; B2B agreement terms are agreed individually
  • Listed benefits are available to employees only
  • Only selected candidates will be contacted

Responsibilities

  • Implement data ingestion from diverse sources, including RDBMS, REST HTTP APIs, flat files, streams, time-series data, and SAP
  • Research and use Big Data technologies for effective data ingestion
  • Process and transform data using Spark and cloud services
  • Understand and execute project-specific business logic using languages supported by the primary data platform
  • Optimize data retrieval, develop dashboards, and perform data validation
  • Collaborate with data scientists, analysts, and IT professionals
  • Provide thought leadership on Big Data best practices and technology trends
  • Maintain the integrity and security of big-data sources and platforms
  • Troubleshoot, debug, and upgrade big-data systems and applications

Requirements

  • Bachelor’s degree in Computer Science, Mathematics, or a related technical field
  • 5+ years of software development experience with Big Data technologies
  • Advanced knowledge of Python, Scala, or Java
  • Proficiency with Spark and Databricks and/or Snowflake
  • Experience with Azure, Google Cloud Platform, or Amazon Web Services
  • Demonstrated experience with big-data models, databases, and tools
  • Strong understanding of JSON, Parquet, and Avro file formats
  • Hands-on experience with SQL and NoSQL databases, including Cassandra and MongoDB
  • Proficiency in data warehousing solutions and ETL processes
  • Ability to work in a fast-paced, team-oriented environment
  • Strong analytical and problem-solving skills and attention to detail
  • Knowledge of software development methodologies and best practices
  • Exceptional written and spoken English communication skills at B2+ level

Nice to Have

  • Experience with Hadoop, Spark, Kafka, Oozie, Airflow, HDFS, and YARN
  • Experience with message queues, especially Kafka
  • Production experience with Solr, OpenSearch, or Lucene

Benefits

  • Career development programs
  • Thought leadership, mentoring, soft-skills, and well-being programs
  • Certification opportunities: Anthropic, Gemini, GCP, Azure, and AWS
  • English classes
  • Stable pay
  • Employee Stock Purchase Plan with a 15% discount
  • Benefits package, including health insurance, Multisport, and shopping vouchers
  • Referral bonuses up to $2,000
  • Offices with entertainment and relaxation zones, table tennis, football, free snacks, and coffee
  • Corporate, social, and well-being events

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