Tech Consultant - Backend Developer en Zaragosa, España

We highly value at least 3 years of experience in scalable data architectures, real-time data processing, and efficient storage.

We are looking for a profile with knowledge in Big Data environments, data pipelines, distributed databases and efficient information processing.

• Previous experience of at least 3 years in data platform development or Big Data architectures.

• Knowledge of real-time and batch data processing with tools such as Apache Kafka, Spark, Flink, or similar.

• Knowledge of SQL and NoSQL databases (PostgreSQL, MySQL, MongoDB, Cassandra, etc.).

• Development in languages such as Python, Scala, or Java for data manipulation and processing.

• Knowledge of containers and orchestration (Docker, Kubernetes).

• Motivation to learn about Data Governance, ETL, and event-driven architectures.

• English level B2 or higher.

• Analytical skills, optimization mindset, and teamwork.

• Experience with Data Governance tools such as Apache Atlas or DataHub.

• Certifications in data management and distributed platforms.

If you are passionate about data, scalability, and architecture optimization, we are looking for you! 🚀

• You will join a dynamic, growing company in the midst of international expansion.

• You will receive a Welcome Pack and go through an onboarding process so you have everything clear from day one.

• We are pioneers in the IoT and Digital Twin sector internationally.

• You will be able to grow personally and professionally alongside the Libelium team.

• EFR Measures - Balance, flexibility and responsibility for the team:

• Teleworking 3 days 2 office (Hybrid) in Spain

• Professional development through training, certifications and performance evaluation.

• 25 days of vacation improving upon the collective agreement

• Collective bridge days

• Flexible schedule

• Summer: Intensive schedule, with the possibility of working from 7 to 15H

• Summer: Full weeks of teleworking with approval from your superior.

• Summer: Teleworking from a second residence or communicated location (Spain)

• Coffee and fruit service in the office at no cost to the team.

• Office locations at WTC Zaragoza and Urban Center Murcia with all kinds of services nearby.

• Teaming team that organizes leisure activities.

• Competitive salary: Fixed + Variable + Flexible compensation.

• Employee club with Happy Tickets: discounts on services and establishments.

• User-friendly employee portal with all the information you need on a daily basis.

• And much more...

At Libelium, we are looking for a Backend Developer eager to grow in a highly innovative and impactful environment. The selected person will work on the development and optimization of our data platform, ensuring its performance, scalability, and security.

• Design, develop, and optimize the data platform architecture at Libelium.

• Implement data pipelines for real-time and batch processing.

• Manage SQL and NoSQL databases optimized for efficient data storage and querying.

• Integrate data from IoT devices, external APIs, and distributed data sources.

• Develop and maintain scalable backend services for data processing and access.

• Implement Data Lake and Data Warehouse architectures adapted to business needs.

• Ensure data security and governance, applying best practices in access control and encryption.

• Monitor and optimize platform performance, detecting and resolving bottlenecks.

• Collaborate with multidisciplinary teams (developers, data analysts, DevOps) to ensure efficient integration.