Alfonso Manuel Baena González

Data Architect focused in Platform Engineering with strongs Analytics Engineering skills.

Remote, Spain

About

Data Architech/Engineer with strong Analytics Engineering skills, problem-solving and passionate about the technical aspects with open experience in leadership, mentoring and strategic business thinking. Committed to the latest technologies and best practices to create architecting cutting-edge data solutions, thereby driving operational excellence and system reliability. Interested in Solution Architecture / Site Reliability Engineering (SRE) within the data domain.

"Always curious, always learning"

Experience

Next Digital Hub

Data Architect - Platform Engineer

2024 - Actual
- Define data governance for a data platform serving over 100 data engineers and analysts, following data mesh principles.
- Maintained and optimized an AWS-based data platform, giving system design and technnical aspects support.
- Led proof-of-concepts with new AWS services and defined their adoption focusing on cost improvements and transitioning to a modern data stack and serverless approach.
- Created documentation and defined frameworks for batch processing methodologies, following DevOps/GitOps philosophies to ensure developer efficiency and experience.
Next Digital Hub

Senior Data Engineer - Tech Lead

2021 - 2024
- Led a squad of Data Engineers/Analysts for Iberia.
- Gathered requirements, designed end-to-end data products and collaborated with cross-functional teams.
- Led dbt standardization (structure, testing, TDD, integrations, and deployment) and promoted the adoption.
- ETL/ELT processes using dbt, airflow, AWS (Redshift, S3, EKS, ECS, EMR...) and visualized in PowerBI service.
- Implemented CI/CD pipelines using Gitlab reducing times from minutes to seconds while reducing costs.
- Mentored and participated in the technical selection of data engineers.
- Experience in a 24/7 on-call support team with over 20 critical services from Iberia Data Platform.
Future Connections

Data Engineer

2019 - 2021
- Developed multiple use cases (including geospatial analysis) on T-Mobile's Big Data platform using PySpark/Hive, in addition to python/bash in a non-distributed way.
- Migrated the data orchestration from NiFi to Airflow, including deploying and maintaining the Airflow infrastructure.
- Participated in churn detection and clustering projects using PySpark and MLlib.
- Provided infrastructure, including EC2 and RDS on AWS, for cloud-based data processing.
- Administered and maintained Linux on-premises systems, ELK stack deployment and develop on it (also relational databases, Kibana...).
Dekra

RF Engineer - Trainee

2018 - 2019
- Automated manual processes with Python/Bash and web-scraping.
- Performed software and hardware radiofrequency tests on mobile devices (3G, 4G).