Matheus Costa Vieira
São Paulo - SP - Brazil
+55 41 9 88024599
matheus.costa.vieira@gmail.com
https://linkedin.com/in/macostavieira

Professional Summary

Senior Software Engineer with 16+ years of experience in designing, developing, and maintaining scalable and high-performance systems. Strong expertise in .NET ecosystem, cloud solutions on Azure, front-end frameworks, and software architecture best practices. Proven track record in leading technical teams, creating reusable libraries, optimizing CI/CD pipelines, and delivering user-centric solutions with automated testing and observability in mind.

Professional Experiences

Senior Software Engineer — End2End Systems — ‐ Actual
  • Designed and delivered cloud-native systems on Azure (.NET, Functions, Event Grid), driving clients' digital transformation.
  • Reduced system response times from 5 minutes to under 3 seconds, improving customer satisfaction and operational efficiency.
  • Migrated monolithic systems to microservices, increasing scalability by 70% and improving fault tolerance.
  • Automated CI/CD pipelines, reducing deployment time by 60% and eliminating manual errors.
  • Led technical workshops and mentoring, elevating clients’ engineering maturity and DevOps practices.
Senior Software Engineer — Dell Computadores do Brasil LTDA — ‐
  • Architected and developed a global address system supporting multiple countries with 24/7 availability, handling thousands of daily requests across internal systems.
  • Led the complete rewrite of a 10+ year legacy system, implementing flexible architecture using SOLID principles to support multi-country operations without impacting existing functionality.
  • Designed reusable NuGet packages for rule engines and microservices integration, reducing code duplication by 40% and enabling rapid deployment of country-specific business rules.
  • Implemented hybrid data architecture using Oracle + Elasticsearch, achieving optimized caching strategies and sub-200ms response times for address validation services.
  • Successfully migrated applications from private cloud to Kubernetes, improving scalability and resilience while establishing CI/CD practices and comprehensive monitoring with ELK Stack.
Senior Software Engineer — GFT Brasil — ‐
  • Migrated critical batch ingestion pipelines to event-driven microservices, boosting throughput by 50%.
  • Achieved 85%+ automated test coverage, drastically reducing bugs in production.
  • Improved frontend performance and UX by optimizing AngularJS clients integrated with .NET APIs.
Senior Software Engineer — Avenue Code — ‐
  • Improved API response times by 30%, enhancing the scalability of large-scale integration platforms.
  • Implemented secure authentication with JWT and Azure Active Directory, increasing platform security and compliance.
  • Designed and implemented integration patterns between microservices, ensuring reliability, scalability, and consistency across distributed systems.
Senior Software Engineer — Wipro Limited — ‐
  • Architected APIs supporting millions of daily transactions, improving credit card refund processes' reliability.
  • Enhanced system resiliency with robust error handling and scaling patterns in Java and .NET environments.
  • Designed integration flows between microservices, enabling seamless communication, data consistency, and fault tolerance across distributed systems.

Education

Embedded Systems and Internet of Things — UP - Universidade Positivo ( ‐ )
Software Engineer And Systems Architecture — UNESA - Universidade Estácio de Sá ( ‐ )
Bachelor in Information Systems — UP - Universidade Positivo ( ‐ )

Languages

Portuguese — Native
English — Advanced
Spanish — Intermediate
German — Intermediate

Certifications & Courses

DOJO Toolkit 1.9 Fundamentals, User Interface Concepts & Architecture — SitePen — ( ‐ )
Information Architecture — Aldeia Coworking — ( ‐ )
HTML5 Overview Workshop Course — Aldeia Coworking — ( ‐ )
Developing Web Applications With MS VS 2010 — TechResult IT Solutions — ( ‐ )

Core Competencies