Guilherme Costa
Principal Application Developer
New York, New York, United States
Summary
👤
Senior🎓
Top SchoolGuilherme Costa is a Principal Application Developer based in New York with 13 years of hands-on experience designing and operating mission-critical, 24x7 enterprise systems across industrial automation, finance, and business-support domains. He blends deep full-stack development (Java, Ruby on Rails, C/C++, JS) with infrastructure and DevOps expertise—building automated MongoDB clusters, HA architectures, monitoring stacks, and deployment pipelines. Comfortable leading people and international teams, he has a track record of translating complex shop-floor and ERP requirements into reliable production software used across multiple countries. His background as a business analyst and owner of Oracle E-Business Suite modules gives him uncommon fluency at the intersection of engineering and finance ops. Known for working with distributed, multicultural teams and on-call systems, he brings practical systems thinking to both code and operational resilience. Beyond coding, he often pairs protocol-level analysis with sysadmin skills to deliver end-to-end, auditable solutions.
13 years of coding experience
12 years of employment as a software developer
Technology, IT Management, Technology, IT Management at Universidade do Sul de Santa Catarina
English, Portuguese
Stackoverflow
11reputation
0reached
1answer
0questions
Github Skills (19)
backup6
spree6
ruby-on-rails6
sql-server6
command-line6
rails6
ruby5
vpc4
aws4
aws-security-group3
terraform-module3
aws-vpc3
security3
terraform2
binaries2
Programming languages (3)
Github contributions (5)
gccostabr/br290
Apr 2015 - Sep 2015
Contributions:3 pushes in 5 months
gccostabr/pi-monitor
Nov 2021 - Nov 2021
Contributions:3 pushes, 3 issues in 1 day
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