Lucas Dosualdo
Senior Software Engineer at ZENVIA
São Paulo, Brazil
Summary
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Senior🎓
Top SchoolLucas Dosualdo is a Senior Software Engineer based in São Paulo with 4 years of hands-on experience building and securing large-scale microservices and distributed systems. He has driven measurable business impact—improving operational efficiency by 30%, cutting churn by 20%, and raising NPS—while remediating 50+ security findings to meet ISO 27001 and Nasdaq-related requirements. Comfortable across the full stack, Lucas ships TypeScript/Node.js services, React UIs, and cloud-native infrastructure (Docker, Kubernetes, AWS, Kafka) and has implemented integrations with platforms like Google Sheets and Mailchimp. At prior companies he architected high-throughput messaging systems that sustained 3–4x traffic spikes and delivered +200% response-time improvements for marketplace sellers. Equally curious and pragmatic, he pairs a developer-maker mindset with strong security discipline and a track record of turning observability and automation into reduced incidents and faster recovery.
4 years of coding experience
3 years of employment as a software developer
Driven EducationBachelor's degree in Engineering Computer Software Engineering, Bachelor's degree in Engineering Computer Software Engineering at UFSCar - Universidade Federal de São Carlos
English, PortugueseProgramming languages (2)
Github contributions (5)
lucasdosualdo/ForPet-Store-Frontend
Sep 2022 - May 2023
Contributions:12 PRs, 23 pushes, 4 branches in 7 months
lucasdosualdo/ForPet-Store-Backend
Sep 2022 - May 2023
Contributions:13 PRs, 24 pushes, 4 branches in 7 months
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