Leonardo Caldas
Chief Technology Officer - CTO at PrecPago
Minas Gerais, Brazil
Summary
👤
Senior🎓
Top SchoolLeonardo Caldas is a technology leader and hands-on CTO with over a decade of experience designing resilient, test-driven systems and guiding engineering teams from startup to scale. He has led architecture and integration work at N26 and Zup Innovation, building card lifecycles, KYC flows, multi-tenant SaaS, and event-driven platforms using Java/Kotlin, Kafka, Elasticsearch and cloud-native patterns. At PrecPago he advises on product trade-offs, hires and mentors engineers, and has implemented AI into core operations to cut processing time and human error while enabling higher transaction volumes. Known for a strong quality mindset and self-taught drive, he blends pragmatic business thinking with deep technical judgment to prioritize risk, complexity and long-term maintainability. Based in Minas Gerais, Brazil, he pairs R&D curiosity with proven delivery across fintech and enterprise domains.
10 years of coding experience
12 years of employment as a software developer
Computer Information Systems Computer Software Engineering, Computer Information Systems Computer Software Engineering at College Pitagoras of Uberlândia
Portuguese, English
Github Skills (84)
ionic10
vue10
clipper10
javascript9
polygon9
angular9
mobile-web9
routes9
swiftui9
elasticsearch9
ios9
kotlin9
ui-toolkit9
css9
ionic-framework9
Programming languages (8)
Github contributions (5)
leonardocaldas/flutter-polygon-clipper
Jun 2018 - May 2021
Flutter Custom Clipper using Polygon shapes
Contributions:19 commits, 2 PRs, 23 pushes in 2 years 11 months
flutterdartpolygonclipper
leonardocaldas/flutter-cpf-cnpj-validator
Dec 2018 - Dec 2021
A lib to validate CPF and CNPJ numbers.
Contributions:22 commits, 8 PRs, 19 pushes in 2 years 11 months
cnpjcnpj-numbersjavascriptvalidatecpf
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