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Hadoop Developer
New
Scala

Hadoop Developer

Warszawa
Type of work
Full-time
Experience
Senior
Employment Type
B2B
Operating mode
Hybrid

Tech stack

    Scala

    advanced

    Apache Spark

    advanced

    Hadoop

    advanced

    Kafka

    advanced

    SQL

    advanced

    MySQL

    advanced

    Cassandra

    advanced

    AWS

    advanced

Job description

Online interview
Friendly offer

We are looking for a skilled and motivated Hadoop Developer to join our client data engineering team in Warsaw. In this hybrid role, you’ll be responsible for designing, developing, and maintaining large-scale data pipelines in the AWS ecosystem, working with a variety of tools and technologies including Scala, Apache Spark, Kafka, and Cassandra. You’ll play a key role in building scalable and reliable data solutions that power analytics and business insights across the organization.

Key Responsibilities:

  • Design, build, and maintain large-scale data pipelines using Hadoop, Apache Spark, and Kafka.
  • Develop scalable data processing applications using Scala (preferred) or Java.
  • Work within the AWS ecosystem (e.g., S3, EMR, Lambda, Glue, Redshift) to build and deploy cloud-native data solutions.
  • Perform complex data analysis using strong SQL skills across MySQL, Cassandra, and other data stores.
  • Optimize data workflows for performance, scalability, and fault tolerance.
  • Collaborate with data scientists, analysts, and other engineering teams to support data-driven decision making.
  • Ensure data quality, integrity, and governance across the platform.
  • Troubleshoot, monitor, and improve performance of existing data pipelines.

Required Skills & Qualifications:

  • 4+ years of experience in big data engineering or a similar role.
  • Proficiency in Scala (preferred) or Java for backend and data processing applications.
  • Hands-on experience with Apache Spark, Hadoop, Kafka, MySQL, and Cassandra.
  • Strong experience working with AWS services, especially for big data solutions.
  • Advanced SQL skills for querying and transforming large datasets.
  • Experience designing and optimizing data pipelines in production environments.
  • Strong problem-solving skills and attention to detail.
  • Excellent communication and collaboration skills.



Undisclosed Salary

B2B

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Kevin Edward Consultancy