Guilherme Jr
Líder Técnico at Itaú Unibanco
Bahia, Brazil
Summary
👤
Senior🎓
Top SchoolGuilherme Jr is a seasoned technical leader and software engineer from Bahia with over two decades of experience building backend systems in Java, Python and PHP and frontends with Angular and React, currently serving as Líder Técnico at Itaú Unibanco. He designs and delivers cloud-native APIs and integrations using Spring Boot, Kafka/RabbitMQ, Docker and a broad mix of databases (SQL Server, MySQL, Oracle, PostgreSQL, MongoDB, DynamoDB) within the AWS ecosystem. His background blends enterprise banking, utilities and public-sector systems, and includes hands-on work in BI, automation with Python (Pandas/Matplotlib/ReportLab), and messaging-driven architectures for digital channels like WhatsApp. A former technical officer in the Brazilian Army, he brings proven operational leadership, ITIL-driven governance and team mentoring to software delivery. Despite a focus on enterprise-grade systems, he remains pragmatic and tool-oriented—comfortable switching between low-level infra tasks and high-level architecture decisions.
11 years of coding experience
1 year of employment as a software developer
1° e 2° Grau, 1° e 2° Grau at Colégio Militar de SalvadorEspecialista Qualidade e Governança em TI, Especialista Qualidade e Governança em TI at Centro Universitário Jorge Amado
Portuguese, English
Github Skills (7)
git8
open-source8
github8
rest-api1
typescript1
api1
nodejs1
Programming languages (3)
Github contributions (5)
guilhermejr/api-livros
Mar 2021 - May 2021
Contributions:72 commits, 32 pushes, 1 branch in 2 months
guilhermejr/remedios
Aug 2014 - Mar 2016
Contributions:66 commits, 13 pushes in 1 year 7 months
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