Senior Data Engineer (AWS Lakehouse, Athena/Iceberg)
Convotis Iberia15 days ago
Elche, SpainSenior
Responsibilities
- Design and maintain Athena/Iceberg lakehouse tables on S3, including partitioning and schema evolution.
- Optimize query cost and performance in the lakehouse.
- Tune PostgreSQL performance.
- Maintain CI/CD for data pipelines.
- Write automated tests and quality gates in CI, reviewing and taking ownership of AI-assisted tests.
- Refactor and strengthen existing code as part of regular delivery.
- Learn and apply wired and wireless network protocols to help solve customer network problems.
Requirements
- Experience with an Athena/Iceberg lakehouse on S3, including table design, partitioning, schema evolution, and query cost and performance optimization.
- Experience tuning PostgreSQL performance.
- Experience with CI/CD for data pipelines.
- Fluent spoken and written English.
- Daily use of AI agents for programming specifications, review, testing, and quality gates.
- Demonstrated willingness to take responsibility for work from beginning to end.
- Interest in networking and motivation to learn wired and wireless protocols.
- Knowledge of network technologies is a plus.
Benefits
- Hybrid work in Alicante, with residence in the Alicante area required.
- Flexible working hours and the option to work from the office or from home.
- Medical insurance and flexible compensation.
- Internal events, outdoor activities, recreational events, and padel matches.
- Flexible vacation scheduling.
- Training, English classes, and professional certifications.
- Office amenities including coffee, candy, and foosball.
Tech Stack
Categories
Data Engineering
About Convotis Iberia
Convotis Iberia is an IT services and consulting company that builds custom software, data/analytics solutions, and CRM/cloud integrations for enterprise clients. Founded in 2002 and headquartered in Elche (Alicante), it rebranded from Teralco Group in 2024. The firm delivers end-to-end projects—from greenfield development to legacy migrations—and supports clients with AI/ML, systems integration, and ongoing managed services.