Rian Fuzinelli
Barra Bonita
Summary
Backend Software Engineer with 2 years of experience building scalable systems using C# and .NET. Skilled in developing RESTful APIs, clean architecture, and distributed systems, with hands-on experience in microservices, messaging systems, and cloud environments (AWS). Passionate about writing clean, maintainable code and collaborating with teams to deliver high-quality software solutions.
Overview
2
2
years of professional experience
1
1
Certification
Work History
Backend Developer
Coaliza
Barra Bonita, São Paulo
12.2024 - Current
- Architected scalable APIs using .NET, prioritizing high availability and system performance.
- Applied Clean Architecture and DDD to ensure codebase maintainability and modularity.
- Optimized SQL Server performance via EF Core, enhancing data processing efficiency.
- Decoupled services using RabbitMQ to improve system resilience and scalability.
- Managed AWS deployments with Docker, streamlining CI/CD and production stability.
Backend Developer
UPPER
Barra Bonita, São Paulo
12.2024 - Current
- Refactored RESTful APIs using C# and .NET to improve code quality and system response times.
- Designed efficient database schemas focused on data integrity and high-performance retrieval.
- Integrated third-party services via robust API integrations to expand platform capabilities.
- Implemented automated unit testing to increase system reliability and reduce production bugs.
IT Intern
LL Tecnologia Solar
Igaraçu Do Tietê, São Paulo
07.2024 - 10.2024
- Responsible for software maintenance, management of social and digital media, budget preparation, and customer support activities.• Customer service, providing initial support, answering questions, and following up on requests.
• Preparation of quotations, organization of commercial information, and support in the negotiation process.
• Support for administrative and operational routines, contributing to greater organization and agility in internal processes.
• Communication with customers and internal teams to align needs, deadlines, and relevant information.
• Registration, control, and follow-up of requests, helping ensure continuity and quality of service.
Education
Bachelor's Degree - Computer Science
UNISAGRADO
Bauru, São Paulo12-2028
Technical Degree - Systems Analysis and Development
ETEC Comendador João Rays
Barra Bonita, São Paulo12-2024
Skills
- Backend: C#, NET, ASPNET Core, REST APIs, Entity Framework Core
- Architecture: Clean Architecture, Microservices, Monolith
- Databases: SQL Server, PostgreSQL, MongoDB
- Cloud & DevOps: Docker, AWS, CI/CD, Git (GitHub & Bitbucket)
- Messaging: Kafka, RabbitMQ
- Practices: SOLID, Design Patterns, Clean Code, Scrum
Accomplishments
- Collaborated with a team of Computer Scientist Students as a Volunteer Software Engineer in the development of a web solution for SINPROBAU.
- Participated in the VII SITec at University, developing an Arduino-based IoT prototype for smart irrigation automation using soil moisture sensors and control logic to optimize water usage.
Certification
- Cisco Cybersecurity
- IBM for Data Science
- Data Analytics in Google Cloud
Languages
Portuguese (Native)
English (C2)
Timeline
Backend Developer
UPPER
12.2024 - Current
Backend Developer
Coaliza
12.2024 - Current
IT Intern
LL Tecnologia Solar
07.2024 - 10.2024
Bachelor's Degree - Computer Science
UNISAGRADO
Technical Degree - Systems Analysis and Development
ETEC Comendador João Rays
Awards & Recognition
Recognition in the "FDevs – Future Developers" Program, organized by UPPER (2024), and C2 English Proficiency Certification, demonstrating maximum-level proficiency in English with full mastery of listening and reading comprehension, issued by the EF Standard English Test (2025).