Alexander De Leon Battista is a hands-on engineering leader with 17 years of experience building and scaling product-led tech organizations across fintech and SaaS. Currently VP of Engineering at BlueLayer, he previously served as CTO and Chief Software Architect at Taxfix where he grew engineering from 5 to 100+ developers, architected a rule-based expert tax platform, and introduced DevOps, security programs and ISO27001 practices. A serial founder and early-stage builder, he scaled teams and products at Devialab and iQapla while staying deeply technical across Java, Scala, Node.js, Elixir and Kubernetes. Based in Spain, he blends academic roots in computational logic with practical experience shipping cloud-native distributed systems and automated infrastructure. Notably, his work has repeatedly focused on operationalizing complex domain logic (tax and trading) into robust, auditable platforms that enabled rapid international expansion.
17 years of coding experience
16 years of employment as a software developer
BCS, Computer Science, BCS, Computer Science at Carleton University
Master, Computational Logic, Master, Computational Logic at Technische Universität Dresden
Master, Computational Logic, Master, Computational Logic at Universidad Politécnica de Madrid
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Alexander De Leon Battista - VP Of Engineering at BlueLayer