Overview
Coderio Madrid, Community of Madrid, Spain
In this role, as a SR Reporting Engineer, you will design, develop, and maintain high-performance analytical applications and services that power large-scale data pipelines and analytics platforms. Your main focus will be on building Python-based solutions for data ingestion, transformation, and modeling, ensuring efficiency, scalability, and reliability across distributed systems. You will work closely with Data Engineers, Analysts, and cross-functional teams to optimize data workflows, improve ETL/ELT processes, and deliver high-quality datasets that enable advanced analytics and business insights within a cloud-based environment.
Residing in Spain and being open to an independent contractor (freelance) engagement is mandatory
Responsibilities
* Contribute to all phases of the analytical application development life cycle, from design to deployment.
* Design, develop, and deliver high-volume data analytics applications with a focus on performance and scalability.
* Write well-structured, testable, and efficient code that aligns with technical and business requirements.
* Ensure all solutions comply with design specifications and best engineering practices.
* Support continuous improvement by researching emerging technologies, evaluating alternatives, and presenting recommendations for architectural review.
Qualifications
* 8+ years of proven experience developing analytical or data-driven applications.
* 8+ years of strong proficiency in Python and SQL, with hands-on experience in DBMS and Apache Iceberg.
* 8+ years of expertise working with distributed data processing frameworks such as Apache Spark, Hadoop, Hive, or Presto.
* Deep understanding of data modeling techniques (Star schema, Snowflake) and data cleansing/manipulation processes.
* Good knowledge of NoSQL databases and handling semi-structured/unstructured data.
* Experience working within the AWS ecosystem (S3, Redshift, RDS, SQS, Athena, Glue, CloudWatch, EMR, Lambda, or similar).
* Experience with ETL/ELT batch processing workflows.
* Proficiency with version control tools (GitHub or similar).
* Advanced or fluent level of English (written and spoken).
Nice to Have
* Experience in data architecture or pipeline optimization.
* Familiarity with containerization (Docker, Kubernetes).
* Exposure to Agile/Scrum methodologies.
* Knowledge of data orchestration tools (Airflow, Prefect).
* Understanding of data lakehouse architectures.
Benefits
* 100% remote long-term engagement with autonomy and impact
* Strategic and high-visibility role in a modern engineering culture
* Collaborative international team and strong technical leadership
* Clear path to growth and leadership within Coderio
* Why join Coderio? We are remote-first and offer inclusive, challenging environments with real opportunities for growth.
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