Unai Álvarez
Senior Engineer at Telefónica Innovación Digital
Valladolid, Castile and León, Spain
Summary
👤
Senior🎓
Top SchoolUnai Álvarez is a Senior Engineer and Big Data Architect with 11 years of experience designing and leading scalable distributed systems, currently focused on Apache Spark, Scala, and Akka at Telefónica Innovación Digital. He led product and technical direction at StratioBD, steering a security-enhanced fork of Spark and contributing to Crossdata to unify access to diverse datastores (MongoDB, Cassandra, Elasticsearch) in containerized environments. His background spans backend Java/J2EE, cloud-native orchestration, and CI/CD practices from roles at Hotelbeds and CONNECTIS, giving him strong full-stack service engineering instincts. Based in Valladolid, Spain, he combines hands-on implementation with product ownership and practical security integrations (Kerberos, Vault, TLS), and surprisingly holds formal music training in piano, reflecting a disciplined, creative approach to system design.
11 years of coding experience
14 years of employment as a software developer
Título Profesional de Música en la Especialidad de Piano, Título Profesional de Música en la Especialidad de Piano at PianísimoGrado en Ingeniería Informática informatica, Grado en Ingeniería Informática informatica at Universidad de Valladolid
Spanish, English
Stackoverflow
108reputation
6kreached
15answers
4questions
Github Skills (82)
python10
markdown10
r10
scale10
sql10
spark10
java10
scala10
javascript9
big-data9
data-processing9
dsa-algorithm9
apache-spark9
jdbc9
apache9
Programming languages (9)
Github contributions (5)
pianista215/vangoghNeuralNetwork
Apr 2016 - Oct 2018
Trying to identify van gogh paintings using Neural Networks written in Scala
Contributions:1 PR, 8 pushes, 2 branches in 2 years 6 months
deep-learningneural-networksscala3scalamojo
pianista215/tapiporla
Oct 2017 - Oct 2019
Custom approach to retrieve, manage and predict stocks
Contributions:43 PRs, 97 pushes, 25 branches in 2 years
stock-marketpythonapproachmachine-learningpredict
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