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João Mateus Scarpa

Senior Software Engineer & Product Engineer

Summary

Senior Software Engineer and Product Engineer with over 10 years of experience building mission-critical applications and acting as a technical reference for engineering teams. Specialized in bridging business strategy with technical execution, mentoring engineers, and independently owning full-stack solutions from architecture to delivery. Recognized as top 3% global engineering talent (Toptal) and highly experienced in Ruby on Rails.

Professional Experience

Senior Software Engineer @ Codeminer42

2026 — Present

Working with Ruby on Rails as a senior software engineer allocated to gls.ai (as contractor), a growing fintech in loan servicing based in the USA.

  • Contributed to the lifecycle team, automating manual processes and reducing time and costs by over 76%.

Senior Software Engineer @ Designa

2021 — 2026

Senior engineer within an 18-person engineering organization, working closely within a core squad of 4-5. Acted as a go-to technical reference for architecture and design debates, while independently owning and delivering projects solo or in pairs for global partners.

  • Served as a sounding board for architectural decisions and technical debates across the engineering org.
  • Independently architected and delivered full-stack web applications, working solo or in close pairs.
  • Mentored engineers across different seniority levels within the squad.
  • Collaborated with stakeholders to align technical solutions with business goals.

Digital Tech Advisor @ HITT

2020 — 2021

Served as IT Manager for a public Innovation Hub. Acted on the vetting board for startups, evaluating technical candidates and providing strategic advice to resident tech companies.

  • Developed internal systems and mobile solutions to streamline hub operations.
  • Provided architectural consulting to emerging startups in the ecosystem.

Software Developer @ Toptal

2014 — 2017

Selected for the top 3% of global engineering talent. Developed mission-critical full-stack applications for international clients in high-paced remote environments.

  • Delivered scalable Ruby on Rails and JavaScript solutions for distributed clients.
  • Maintained high coding standards and best practices across multiple asynchronous projects.

Education

Postgraduate in Higher Education Teaching

Anhanguera Educacional

MBA in Information Technology

Anhanguera Educacional

B.S. in Computer Science

Anhanguera Educacional

Technical Toolkit

Ruby on RailsJavaScript / TypeScriptReact NativeAngularPostgreSQLGoogle Cloud PlatformAgile PracticesSoftware ArchitectureTeam Mentorship