Senior Data Engineer & Tech Lead - Azure, Spark

AIDA Recruitment; Buenos Aires; On-site; ARS 138,361,000 - 199,855,000; Full time

Job summary

AIDA Recruitment seeks a Senior Data Engineer / Technical Lead with 5+ years of hands-on SQL, Python, Spark/PySpark, and Azure experience to guide data initiatives for international clients.

You will design scalable ETL pipelines, mentor teams, and collaborate with Solution Architects to translate business needs into reliable data solutions in Azure.

The role emphasizes English communication, data quality, performance, and delivery across the project lifecycle.

Qualifications

• 5+ years of experience in Data Engineering, including hands-on development of ETL pipelines and data integration solutions.
• Advanced proficiency in SQL and Python for data processing, transformation, and optimization.
• Strong experience with Spark and PySpark for distributed data processing.
• Hands-on experience with Azure data technologies and cloud-based data platforms.
• Advanced proficiency with Azure Synapse, Azure Data Factory and/or Apache Airflow for workflow orchestration and scheduling.
• Strong understanding of Data Architecture, Data Modeling, Data Quality, Data Integration, and SQL and ETL performance optimization.
• Proven ability to provide technical guidance to engineering teams and serve as a technical reference throughout project delivery.
• Strong working proficiency in English for daily communication with international clients and teams.
• Client-facing, communication, analytical, and problem-solving skills.
• Exposure to Microsoft Fabric, Hadoop, Hive, Kafka, Power BI, or Tableau as a plus.

Responsibilities

• Design and develop scalable ETL and data integration pipelines across Azure data environments.
• Own technical implementation and solution quality, ensuring reliable, scalable, and maintainable data processing.
• Collaborate with clients, Solution Architects, and engineering teams to translate business requirements into effective data solutions.
• Build and optimize data processing workflows using SQL, Python, Spark, PySpark, Azure Data Factory, and Apache Airflow.
• Develop data models and schemas aligned with business requirements, architecture standards, and downstream consumption needs.
• Implement data quality and validation controls to maintain data integrity and consistency across platforms.
• Optimize SQL queries, ETL processes, and data workflows to improve performance and reliability.
• Guide the Data Engineering team on technical decisions, engineering practices, troubleshooting, and successful solution delivery.

Skills

SQL

Python

Spark/PySpark

Azure Data Factory

Azure Synapse

Apache Airflow

Data Modeling

ETL Pipelines

Data Integration

Data Architecture

English communication

Tools

Azure Data Factory

Azure Synapse

Apache Airflow

Job description

AIDA Recruitment seeks a Senior Data Engineer / Technical Lead with 5+ years of hands-on SQL, Python, Spark/PySpark, and Azure experience to guide data initiatives for international clients.

You will design scalable ETL pipelines, mentor teams, and collaborate with Solution Architects to translate business needs into reliable data solutions in Azure.

The role emphasizes English communication, data quality, performance, and delivery across the project lifecycle.