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Eleving Group Linkedin · Posted 29d ago

Mid/Senior Data Engineer

Warsaw

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Indexed description

Help us use data to unlock opportunity.


Our mission is to enable upward social mobility for people in diverse communities around the world by giving entrepreneurs - often excluded from traditional banking systems - access to credit. Data is at the core of how we make fair, fast, and responsible decisions.

We’re looking for a Mid/Senior Data Engineer to help us scale our data platform and support profitable growth in a fast-developing market. In this role, you’ll work on high-impact data pipelines, real-time systems, and production-grade ML infrastructure that directly power our decision engines.


What You will need:


  • 3+ years of experience in data engineering, analytics, or MLOps-related roles
  • Strong proficiency in SQL, Python and Terraform CLI
  • Hands-on experience with ETL/ELT pipelines, data migrations, and data modeling
  • Familiarity with Snowflake, including performance and cost optimization principles
  • Experience with Confluent Cloud / Apache Kafka
  • Familiarity with or experience using Apache Flink
  • Experience with Docker and production deployments
  • Understanding of MLOps concepts (reproducibility, model versioning, monitoring)
  • Comfort working with CLI tools and Git
  • Ability to work independently and manage multiple priorities
  • Strong analytical mindset, cost awareness, and high attention to data quality


How Your day will look like:


  • Designing, implementing, and maintaining scalable, high-performance data pipelines (ETL/ELT)
  • Optimizing performance and cost efficiency, especially in Snowflake and Confluent Cloud
  • SQL query tuning, data structure optimization, and conscious resource usage
  • Integrating data from internal systems and external / streaming platforms
  • Working with Kafka-based streaming architectures and near real-time data processing
  • Building online features used by decision engines
  • Working with or learning Feature Stores (e.g. Feast), both offline and online
  • Ensuring reproducible model training and feature pipelines
  • Participating in data migrations (planning, execution, testing, validation)
  • Developing and maintaining data infrastructure based on SQL Server and Snowflake
  • Creating and maintaining reports and dashboards for operational and management needs
  • Containerizing solutions using Docker and deploying models and rules to production
  • Integrating models and rules with a decision engine
  • Supporting real-time inference and scoring
  • Managing model versioning, monitoring, and lifecycle in line with MLOps best practices
  • Collaborating closely with analytics and business teams on ML deployments


With us You will:


GROW FASTER

  • Work alongside smart, driven, and supportive teammates
  • Receive continuous feedback and real opportunities to improve
  • Take full ownership of meaningful projects from day one


MAKE AN IMPACT & WIN

  • See your work directly influence business decisions and real-world outcomes
  • Move fast in a low-bureaucracy, high-trust environment
  • Have full visibility into company goals, results, and strategy
  • Be rewarded with a results-oriented bonus
  • Celebrate achievements - big and small - together


FEEL GOOD

  • Enjoy a hybrid work model in a modern, comfortable office
  • Benefit from flexible working hours that respect your life outside work
  • Feel supported with health insurance and wellness initiatives
  • Be part of an active social culture with regular team events


Salary 3000 - 3500 EUR net.

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