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zejuniortdr/README.md

José Luis da Cruz Junior

Senior Software Engineer | Backend Specialist | Cloud & DevOps

LinkedIn

Professional Summary

Senior Software Engineer with 22+ years of experience in web development, specializing in backend systems and distributed architectures. Proven track record in building scalable, maintainable solutions using modern technologies and industry best practices.

Core competencies include Rust and Python ecosystems, cloud infrastructure design, observability implementation, and DevOps practices.

Technical Expertise

Programming Languages

Rust Python PostgreSQL MySQL

Frameworks & Tools

Axum Django FastAPI Docker GCP

Backend Development

  • Frameworks: Axum, Tokio, FastAPI, Django
  • Databases: PostgreSQL, sqlx
  • API Design: REST, microservices architecture

DevOps & Infrastructure

  • Containerization: Docker, Kubernetes
  • Cloud Platform: Amazon Web Services (AWS), Google Cloud Platform (GCP)
  • CI/CD: GitHub Actions, automated deployment pipelines
  • Infrastructure as Code: Terraform, configuration management

Observability & Monitoring

  • OpenTelemetry instrumentation
  • Prometheus metrics collection
  • Grafana dashboards and visualization
  • Loki log aggregation
  • Tempo distributed tracing

Software Engineering Practices

  • Test-Driven Development (TDD)
  • Continuous Integration/Continuous Deployment
  • Distributed systems design
  • Performance optimization
  • Code review and mentorship

Publications

Author: "Desbravando Rust"

Comprehensive technical guide for Python developers transitioning to Rust. Published and available at desbravandorust.com.br.

Key Topics Covered:

  • Memory management: ownership, borrowing, and lifetimes
  • Performance optimization and safety features
  • Practical applications: REST APIs with Axum framework
  • Real-world examples: file processing, scheduling APIs, TOTP authentication
  • AWS Lambda integration

The book demonstrates Rust's performance advantages through practical, hands-on examples suitable for production environments.

Featured Projects

Desbravando Rust

Repository: desbravandorust.com.br

Comprehensive learning resource and reference implementation for the technical book.

  • Technologies: Rust ecosystem, multiple crates and design patterns
  • Scope: Progressive examples from fundamentals to production-ready applications
  • Applications: REST APIs, authentication systems, cloud functions

Current Professional Focus

  • Advanced Rust patterns and asynchronous programming
  • Distributed systems observability and monitoring
  • Cloud infrastructure optimization and cost management
  • Technical writing and knowledge sharing
  • Open-source contributions

Contact Information

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