Guilherme Abreu
Engenheiro De Software at Itaú Unibanco
São Paulo, Brazil
Summary
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Top SchoolGuilherme Abreu is a senior software engineer with eight years of experience building scalable, high-performance full‑stack systems, currently shaping the investment advisory platform IFA at Itaú Unibanco. He combines strong backend expertise in .NET/C# and Kafka with front-end experience in Angular and Micro Frontends, and routinely applies Clean Code, SOLID and DevOps practices to deliver robust APIs and data pipelines. At Itaú he led the migration of a legacy Java API to a modern C# implementation, contributed to the Golden Source for portfolio and commercial data, and was recognized with PRAD + Mérito for his impact. Past roles across fintech and port-sector clients reinforced his skills in DDD, CQRS, TDD and observability (DataDog, Splunk, AppDynamics), while hands‑on cloud work spans AWS services including Lambda, ECS, Batch and CloudFormation. Based in São Paulo, he blends pragmatic engineering with architectural thinking and a proven track record of improving performance, governance and scalability in mission‑critical financial systems.
7 years of coding experience
3 years of employment as a software developer
Escolas Técnicas EstaduaisBachelor degree, Computer Science, Bachelor degree, Computer Science at Universidade Paulista
English
Github Skills (22)
angular-api8
asp-net-core-web-api5
webapi4
api4
asp-net3
kendo-ui3
angular3
entity-framework-core3
asp-net-core3
chatroom2
firebase2
windows-forms2
tracking-pixels1
windows1
jquery1
Programming languages (2)
Github contributions (5)
guilhermesabreu/ProAgil
Dec 2019 - Feb 2020
Asp.Net Core, Web API, Angular 7 e EF Core
Contributions:36 commits, 33 pushes, 1 branch in 2 months
angular-7apiasp-net-core-web-apiangular-apiasp
guilhermesabreu/RestWithASPNET5Udemy
Apr 2021 - May 2021
Contributions:19 commits, 15 pushes, 1 branch in 22 days
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