Julián Valderrama is a Bogotá-based software engineer with roughly 2 years of professional experience focused on backend development, systems design, and cloud-native architectures. He has shipped production services across fintech, media, and education domains—working at companies like Treinta, PayPal, Globant (for Disney), and Sonatype—often implementing REST/GraphQL APIs and automating deployments with Terraform on AWS. At Treinta he engineered a credit feature aimed to retain high-value users and support over $600K monthly GMV, combining product-facing communication with technical design and DB modeling. Julián’s background includes leading an ETL "Growth" project and contributing to authentication/migration efforts with AWS Cognito and CDK, showing an ability to span product, data, and infra concerns. He brings a pragmatic focus on performance and UX improvements, and an appetite for translating business requirements into reliable backend systems.
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