Data Engineer (DATABRICKS / PYSPARK)
At a glance
Mid-level Data Engineering role at Sigma Software. Remote, Poland · full-time.
Pay not stated Data Engineer salary
dataroles summary, based on the employer's posting.
What you'll do
- Build and maintain pipelines that handle marketing and advertising data in batch and near-real-time workflows
- Use Databricks, PySpark and SQL to transform, check and tune data
- Create and automate ETL workflows, then test them and keep their data dependable
- Support Data Lakehouse delivery, monitor pipeline health and resolve performance or reliability issues
- Work with engineers, analysts and stakeholders to deliver solutions that meet project quality needs
What you bring
- At least two years building Big Data solutions and designing databases
- You bring strong SQL skills and can develop confidently in Python
- You have practical PySpark experience and have maintained data pipelines in Databricks
- You have worked with Delta Lake and the Bronze, Silver and Gold layers of Medallion Architecture
- You communicate in English at an intermediate level or above
Who this fits
This mid-level role suits a data engineer focused on Databricks, PySpark and large-scale batch or near-real-time data work. The role is based in Warsaw and is remote.
From the employer
We are looking for a Middle Data Engineer to join our team and contribute to building scalable data solutions for a leading AdTech and analytics company. In this role, you will work with modern Data Lakehouse architecture, high-load distributed systems, and cloud-native technologies while helping process large volumes of marketing and advertising data in batch and near real-time environments.
This is an excellent opportunity for engineers who want to deepen their expertise in Databricks, PySpark, Delta Lake, and scalable data platforms while collaborating with experienced data engineering professionals on enterprise-scale solutions.
About Sigma Software: Sigma Software is a global IT consulting company delivering software development and IT consulting services to clients worldwide across multiple industries.
CUSTOMER
Our customer is a leading AdTech and data analytics company specializing in high-load platforms for large-scale data processing and analytics. The company develops cloud-based solutions that help businesses manage data, build analytical models, and generate actionable insights for marketing and advertising operations.
The customer operates globally and focuses on scalable microservices architecture, modern engineering practices, and enterprise-grade analytics platforms.
PROJECT
The project focuses on developing and supporting scalable Data Lakehouse solutions for processing large volumes of marketing and advertising data. The team works with batch and near real-time data pipelines, cloud-native infrastructure, and modern big data technologies.
Key Technologies: Databricks, PySpark, Python, SQL, Delta Lake, Medallion Architecture, ETL Pipelines, AWS S3
- Develop and maintain data pipelines for processing large volumes of data in batch and near real-time environments
- Work with Databricks, PySpark, and SQL to transform, validate, and optimize data
- Support implementation of Data Lakehouse solutions following engineering standards and best practices
- Build, test, and automate ETL processes and data workflows
- Improve data quality, organization, and reliability across platforms
- Collaborate with engineers, analysts, and stakeholders to deliver scalable solutions
- Troubleshoot, optimize, and monitor data pipelines
- Stay up to date with modern data engineering technologies
- Ensure deliverables meet quality standards and project requirements
- 2+ years of experience in Big Data development and database design
- Strong hands-on experience with SQL
- Strong Python development skills
- Hands-on experience with PySpark
- Experience developing and maintaining data pipelines in Databricks
- Experience with Delta Lake
- Experience with Medallion Architecture (Bronze, Silver, Gold layers)
- Strong analytical and problem-solving skills
- Intermediate or higher English level
WILL BE A PLUS
- Experience with AWS services, including S3
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