Databricks Developer

Trinetix; Poland; On-site; PLN 180,000 - 320,000; Full time

Job summary

Trinetix is seeking a skilled Databricks Developer with strong Apache Spark, Python, and data engineering expertise. You will design, develop, and maintain scalable data pipelines using Databricks and related technologies.

The role requires hands-on experience with Spark, PySpark, Delta Lake, and data ingestion, transformation, and analytics workflows, along with English (B2) and Ukrainian language skills. Join a global team delivering data-driven solutions.

Qualifications

• 5+ years of hands-on software development experience.
• Strong expertise in Apache Spark and Databricks.
• Advanced Python and data engineering skills including PySpark and Pandas.
• Experience developing and maintaining unit tests for Databricks workloads.
• Solid understanding of Parquet format and Delta Lake/Table.
• Proven experience with large data volumes, performance tuning.
• Experience building data ingestion, transformation, and analytics pipelines.
• Conversational English at B2 level or higher and conversational Ukrainian.

Responsibilities

• Design, develop, and maintain scalable data pipelines using Databricks.
• Develop data processing solutions with Apache Spark and PySpark.
• Work with large-scale datasets and implement performance tuning strategies.
• Design and maintain Delta Lake/Delta Table solutions for reliable processing.
• Develop and maintain unit tests for Databricks workloads.
• Implement and manage Databricks Workflows for data processing.
• Use Parquet and optimize processing and storage.
• Translate business requirements into data engineering solutions.
• Collaborate with cross-functional teams to meet requirements.
• Apply best practices to deliver scalable and reliable solutions.

Skills

Analytical thinking

Detail-oriented

English (B2+)

Ukrainian (conversational)

Tools

Databricks

Apache Spark

PySpark

Pandas

Delta Lake

Delta Tables

Parquet

Databricks Workflows

CI/CD for data engineering

Unit tests

Distributed data processing

Job description

Trinetix is looking for a skilled Databricks Developer with strong expertise in Apache Spark, Python, and modern data engineering practices. This role involves designing, developing, and maintaining scalable data ingestion, transformation, and analytics pipelines using Databricks and related technologies. The ideal candidate is analytical, detail-oriented, and experienced in working with large-scale data, performance optimization, and reliable data processing solutions.

Requirements

• 5+ years of hands-on software development experience
• Strong expertise in Apache Spark, including hands-on experience delivering solutions on Databricks
• Advanced Python and data engineering skills, including strong experience with PySpark, Pandas, and related libraries
• Experience developing and maintaining unit tests for Databricks workloads
• Solid understanding of columnar storage formats, such as Parquet
• Hands-on experience with Delta Lake and Delta Tables
• Proven experience working with small to large data volumes, including performance tuning and optimization
• Experience building data ingestion, transformation, and analytics pipelines
• Hands-on experience with Databricks Workflows
• Strong analytical and problem-solving skills with close attention to detail
• Conversational English — B2 level or higher
• Conversational Ukrainian

Nice-to-haves

• Familiarity with Databricks DevOps practices
• Experience with CI/CD processes for data engineering workloads
• Understanding of software development lifecycle and engineering best practices
• Experience working with distributed data processing environments
• Experience working in cross-functional, distributed teams
• Familiarity with enterprise-level data platforms and large-scale data environments

Core Responsibilities

• Design, develop, and maintain scalable data ingestion, transformation, and analytics pipelines using Databricks
• Develop data processing solutions using Apache Spark and PySpark
• Work with large-scale datasets and implement performance tuning and optimization strategies
• Design and maintain Delta Lake / Delta Table solutions to support reliable and scalable data processing
• Develop and maintain unit tests to ensure the quality and reliability of Databricks workloads
• Implement and manage Databricks Workflows for data processing and pipeline orchestration
• Work with columnar storage formats such as Parquet and optimize data processing and storage solutions
• Analyze business and technical requirements and translate them into effective data engineering solutions
• Collaborate with cross-functional teams to ensure data pipelines and solutions meet technical and business requirements
• Apply data engineering and software development best practices to deliver maintainable, scalable, and reliable solutions

About Us

Established in 2011, Trinetix is a dynamic tech service provider supporting enterprise clients around the world.

Headquartered in Nashville, Tennessee, we have a global team of over 1,000 professionals and delivery centers across Europe, the United States, and Argentina. We partner with leading global brands, delivering innovative digital solutions across Fintech, Professional Services, Logistics, Healthcare, and Agriculture.

Our operations are driven by a strong business vision, a people-first culture, and a commitment to responsible growth. We actively give back to the community through various CSR activities and adhere to international principles for sustainable development and business ethics.

To learn more about how we collect, process, and store your personal data, please review our Privacy Notice: https://www.trinetix.com/corporate-policies/privacy-notice