Work Experience

My professional journey in backend engineering and system architecture

TechCorp Solutions

Senior Backend Engineer

2022 - PresentRemotefull-time

Leading backend development for microservices architecture serving 10M+ users.

Key Achievements:
  • Designed and implemented scalable microservices architecture reducing response time by 40%
  • Led migration from monolithic to microservices architecture for 5 core services
  • Mentored 3 junior developers and established coding standards and best practices
  • Implemented CI/CD pipelines using Kubernetes and Docker, reducing deployment time by 60%
Technologies Used:
JavaSpring BootKubernetesDockerAWSPostgreSQLRedis

InnovateLabs

Backend Developer

2020 - 2022São Paulo, Brazilfull-time

Developed RESTful APIs and backend services for fintech applications.

Key Achievements:
  • Built high-performance APIs handling 1M+ transactions daily
  • Implemented real-time data processing using Apache Kafka and Redis
  • Optimized database queries resulting in 50% improvement in response times
  • Collaborated with frontend team to design API specifications
Technologies Used:
JavaSpring BootMySQLRedisKafkaDockerJenkins

StartupXYZ

Full Stack Developer

2019 - 2020Remotefull-time

Full-stack development for a SaaS platform serving small businesses.

Key Achievements:
  • Developed complete backend infrastructure from scratch
  • Implemented user authentication and authorization system
  • Built real-time notification system using WebSockets
  • Designed and optimized database schema for multi-tenant architecture
Technologies Used:
Node.jsExpressMongoDBJavaScriptAWSSocket.io

Freelance Projects

Backend Consultant

2018 - 2019Variousfreelance

Provided backend development services for various clients.

Key Achievements:
  • Developed custom APIs for e-commerce platforms
  • Implemented payment gateway integrations
  • Built data processing pipelines for analytics platforms
  • Provided technical consultation for system architecture decisions
Technologies Used:
JavaPythonDjangoPostgreSQLAWSDocker

Certifications

AWS Certified Solutions Architect

2023

Amazon Web Services

SAA-C03

Certified Kubernetes Administrator

2022

Cloud Native Computing Foundation

CKA

Oracle Certified Java Developer

2021

Oracle

OCPJP 11