Juan Rojas
Chief Technology Officer at Universidad Pontificia Comillas ICAI-ICADE
Madrid, Community of Madrid, Spain
Summary
👤
Senior🎓
Top SchoolJuan Rojas is a seasoned CTO and enterprise architect with over 19 years applying software engineering and 11 years in senior roles, currently leading the technological transformation at Próxima Energía from Madrid. He has designed and scaled complex distributed systems across industries—construction, energy, finance and telecom—guiding global teams of up to 120 engineers and standardizing cloud, DevOps and integration practices. Comfortable across stacks (Java, .NET, Node, React/Angular) and data platforms (Postgres, Mongo, Elastic), he blends hands-on architecture with people development, having led hiring, training and technical evaluations. He also teaches database practices at Universidad Pontificia Comillas, reflecting a long-running commitment to mentoring and knowledge transfer. Notably, Juan pairs deep system design experience with practical operational thinking, having focused on productivity gains and error reduction through architecture. His background in both high-concurrency trading systems and large-scale construction software gives him a rare cross-domain perspective on reliability and scalability.
11 years of coding experience
18 years of employment as a software developer
Engineer Informatics, Engineer Informatics at UCAB - Universidad Católica Andrés BelloBachelor of Applied Science (B.A.Sc.), Bachelor of Applied Science (B.A.Sc.) at Colegio CoromotoWoodwind Instruments, Woodwind Instruments at Orquesta Sinfónica Antonio EstévezComputer Programming, Computer Programming at Instituto Universitario de Tecnología de los Llanos
English, Spanish
Github Skills (87)
postgresql10
linq10
jooq10
jsx10
sql-query10
javascript10
dotnet10
sqlite10
mysql10
mariadb10
typescript10
java10
sql-server10
dom10
preact10
Programming languages (8)
Github contributions (5)
juanluispaz/uaithne-generator-java
Apr 2015 - Jul 2018
Contributions:57 pushes, 11 tags, 1 comment in 3 years 4 months
juanluispaz/ts-sql-query
Aug 2019 - Jan 2023
Type-safe SQL query builder like QueryDSL or JOOQ in Java or Linq in .Net for TypeScript with MariaDB, MySql, Oracle, PostgreSql, Sqlite and SqlServer support.
Contributions:80 releases, 2 reviews, 529 commits in 3 years 5 months
dotnetjavajooqlinqmariadb
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