Data Engineer

Flint International; Poland; On-site; PLN 120,000 - 180,000; Full time

Job summary

Flint International is seeking a hands-on Data (ETL) Engineer to support data integration, transformation, and analytics initiatives. You will work with Teradata technologies, ETL development, data warehousing, and SQL to build and maintain reliable data pipelines.

German language proficiency (B2–C1) is mandatory, and good working English is required. The role involves optimizing query performance, validating data quality, troubleshooting data issues, and collaborating with stakeholders to meet

Qualifications

• 3–5 years hands-on Teradata experience.
• ETL development and data integration expertise.
• Data warehousing concepts and methodologies.
• SQL and database performance optimization.
• Data validation and troubleshooting.
• Strong analytical and problem-solving skills.
• Ability to work independently as well as in a team.

Responsibilities

• Design, develop, and maintain ETL processes and data integration solutions.
• Extract, transform, and load data from multiple sources into Teradata environments.
• Develop and optimize complex SQL queries.
• Support and maintain data warehouse solutions.
• Perform data validation and ensure data accuracy and consistency.
• Troubleshoot ETL, database, and data-quality issues.
• Identify opportunities to improve ETL performance and efficiency.
• Collaborate with technical and business stakeholders to understand data requirements.
• Support analytics and reporting initiatives by ensuring reliable and accessible data.

Skills

Teradata

ETL development

Data integration

SQL

Data warehousing

Data validation

Troubleshooting

Analytical thinking

Independent / team work

Tools

Teradata

Job description

We are currently seeking a skilled Data (ETL) Engineer to support data integration, transformation, and analytics initiatives.

The successful candidate will have strong hands-on experience with Teradata technologies, ETL development, data warehousing, and SQL. This role will involve building and maintaining reliable data pipelines, optimizing database performance, validating data quality, and troubleshooting data-related issues.

Key Responsibilities

• Design, develop, and maintain ETL processes and data integration solutions
• Extract, transform, and load data from multiple sources into Teradata environments
• Develop and optimize complex SQL queries
• Support and maintain data warehouse solutions
• Perform data validation and ensure data accuracy and consistency
• Troubleshoot ETL, database, and data-quality issues
• Identify opportunities to improve ETL performance and overall data-processing efficiency
• Collaborate with technical and business stakeholders to understand data requirements
• Support analytics and reporting initiatives by ensuring reliable and accessible data

Required Qualifications

• 3–5 years of hands-on experience with Teradata
• Strong experience in:
• ETL development and data integration
• Data warehousing concepts and methodologies
• SQL and database performance optimization
• Data validation and troubleshooting
• Strong analytical and problem-solving skills
• Ability to work independently as well as within a collaborative technical team

Language Requirements

• German: B2–C1 level – mandatory
• Good working proficiency in English

Ideal Candidate

You are a hands-on Data Engineer who is comfortable working with large datasets and complex data environments. You have strong Teradata and SQL expertise, understand how data moves through ETL and warehousing environments, and can efficiently investigate and resolve data and performance issues.