Jonathan Crespo
Desenvolvedor Java at NTConsult
Rio de Janeiro, Brazil
Summary
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Senior🎓
Top SchoolJonathan Crespo is a seasoned Java developer with nine years of experience building cloud-native, high-throughput systems and microservices for major Brazilian institutions. Based in Rio de Janeiro, he has delivered end-to-end solutions using Java EE/ Spring Boot (versions 6 through 21), Kafka, Spring Batch, Camunda, Kubernetes, Terraform and Azure, often leading back-end teams and owning API architecture. His background spans fintech and government projects—modernizing card processing for IFRS9 compliance, orchestrating business processes to cut licensing costs, and designing asset management systems for large banks—bringing both hands-on coding and architectural rigor. Jonathan pairs strong test-driven and domain-driven practices with operational observability (Grafana/Prometheus) and cloud automation, and he also conducts technical interviews, reflecting a mentor/technical-lead role. A former military systems developer, he combines disciplined systems thinking with practical experience in legacy modernization and distributed processing at scale.
9 years of coding experience
10 years of employment as a software developer
Técnico Mecatrônica, Tecnologia da Informação, Técnico Mecatrônica, Tecnologia da Informação at Escola ElectraPostgraduate Degree, MBA em Gestão Estratégica de Pessoas, Postgraduate Degree, MBA em Gestão Estratégica de Pessoas at Faculdade EstrategoPós-graduação Lato Sensu - Especialização, Engenharia de Software, Pós-graduação Lato Sensu - Especialização, Engenharia de Software at Instituto InfnetEstácio de Sá University
Portuguese, EnglishGithub contributions (5)
sicrano3000/sicrano3000
Nov 2021 - Oct 2022
Contributions:13 commits, 11 pushes, 1 branch in 11 months
sicrano3000/projetoSimples_JSF_Primefaces
Oct 2016 - Feb 2019
Contributions:1 push, 1 branch in 2 years 4 months
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