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Igor Nunes Teixeira

São Paulo, Brazil · igornteixeira48@gmail.com · linkedin.com/in/igor-nunes-teixeira · github.com/IgornTeii

Experience

XP Inc.

São Paulo, SP - Hybrid
Software Engineer IIOct 2025 - Present
  • Led the modernization of a critical asset settlement platform (equities, fixed income and funds), strengthening the enrichment and validation of input data.
  • Continue to lead the platform's evolution, ensuring that each product is settled according to its own rules.
  • Developed event-driven microservices in C# and .NET, running on Azure (AKS) with Kafka and RabbitMQ, prioritizing availability, scalability, reliability and maintainability.
  • Structured CI/CD pipelines and monitored application behavior in production through Grafana and Dynatrace, tuning whatever was needed to maintain performance.
  • Bridge technology and the product, business and regulatory areas: listen to their needs, help redesign operational flows and turn them into architecture decisions (synchronous, asynchronous or batch).
  • Maintain and develop new features in the credit collateral workflow, including the processes for blocking and unblocking assets.
  • Work on the workflow's margin call rules, which detect when collateral no longer covers the contract and trigger replenishment.
  • Review code frequently, support the onboarding of new developers and mentor junior engineers, with full autonomy in day-to-day work.

ButtiniMoraes

São Paulo, SP - Hybrid
Full Stack Developer (Back-End Focus)May 2024 - Sep 2025
  • Developed high-complexity tax automation and legal compliance solutions, and migrated legacy systems from .NET Core 2.2 to .NET 8.
  • Structured independent microservices with automated CI/CD and cloud deployments.
  • Optimized SQL queries and data models for large volumes of tax data.

Skills

  • Architecture & Practices: Distributed Systems, Event-Driven Architecture, Microservices, REST APIs, High Availability, Performance Tuning, Domain-Driven Design, Clean Architecture, CQRS, SOLID, Design Patterns, Clean Code, Agile
  • Languages & Frameworks: C#, .NET, Java, Spring Boot, Go (learning)
  • Messaging & Data: Kafka, RabbitMQ, Redis, SQL Server, PostgreSQL, MongoDB, Oracle
  • Cloud & DevOps: Azure, AWS, Docker, Kubernetes, CI/CD, Jenkins, GitHub Actions
  • Observability: Grafana, Dynatrace, Jaeger
  • Languages: Portuguese (Native), English (Advanced)

Education

FIAP

São Paulo, SP
B.S. in Software Engineering2022 - Expected 2026