Gustavo Kwaczynski
Senior Software Engineer at TermSheet by Intapp
Paraná, Brazil
Summary
👤
Senior🎓
Top SchoolGustavo Kwaczynski is a senior backend engineer with 11 years of experience specializing in Ruby on Rails and building high-scalability systems, currently contributing to TermSheet/Intapp. He combines deep hands-on expertise with AWS (SQS, ECS, Lambda, S3) and databases (Postgres, MySQL) to diagnose monolith bottlenecks, improve performance, and design complementary services. Gustavo has a strong track record in payments and e-commerce platforms, led a discovery-focused Labs team at Spocket that shipped multiple Shopify apps and halved load times for a key integration. Comfortable in English-speaking environments with a B2+ certification and six years of remote work, he blends technical leadership, mentoring, and pragmatic architecture. He’s passionate about prototyping new technologies and turning performance challenges into durable, testable solutions.
11 years of coding experience
10 years of employment as a software developer
Internet Systems Technology, Web Development, Internet Systems Technology, Web Development at Federal University of Technology - Parana
Polish, Spanish, Portuguese, English
Stackoverflow
1reputation
0reached
0answers
0questions
Github Skills (16)
projeto9
amazon-mws8
amazon-marketplace7
mws7
amazon5
mws-api5
javascript5
nodejs5
omniauth2
ruby2
payment-gateway1
php1
amazon-selling-partner-api1
api1
laravel1
Programming languages (3)
Github contributions (5)
gustavopchek/gustavopchek
Nov 2020 - Feb 2026
Contributions:7 pushes, 1 branch in 5 years 3 months
gustavopchek/sidekiq-health
Nov 2023 - Sep 2024
Monitor the size of your Sidekiq queues
Contributions:1 release, 8 PRs, 8 pushes in 9 months
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