Backend Developer

Rafael

1700/mo
Sao Paulo, Brazil
Looking for Full-time
8 hours/day
Availability: US timezone

Profile Description

Backend developer with strong expertise in Java and microservices architecture. Experienced in building high-performance APIs and distributed systems for large-scale applications. Proficient in database optimization, caching strategies, and designing scalable backend solutions. Strong understanding of software design patterns and clean architecture principles. Skilled in working with cloud platforms and containerization technologies. Passionate about writing efficient, maintainable code and foll...

Top Skills

PostgreSQL · 5 yearsDocker/Kubernetes · 4 yearsJava (Spring Boot) · 4 yearsREST API Design · 4 yearsMongoDB · 3 years

Skills & Expertise

Software Development

Java (Spring Boot)Advanced
PostgreSQLExpert
MongoDBAdvanced
Docker/KubernetesAdvanced
REST API DesignAdvanced

Data & Analytics

Apache KafkaIntermediate

Work Experience

Backend Engineer

Nubank

Apr 2021 - Oct 2024

Key Achievements:

Built scalable microservices handling millions of transactions daily for fintech platform. Optimized database queries reducing response time by 55%. Implemented event-driven architecture using Kafka for real-time data processing. Developed RESTful APIs with comprehensive documentation and testing. Collaborated with DevOps team to ensure smooth deployment processes.

Java (Spring Boot)PostgreSQLMongoDBApache KafkaDocker/KubernetesREST API Design

Quick Stats

Age29 years
English LevelFluent
Other Languages
Portuguesefluent
ID VerificationNot verified

Certifications

Oracle Certified Professional Java Programmer

Education

Bachelor of Science in Computer Science

Universidade de Sao Paulo

2014 - 2019