Backend jobs in Brazil

This position requires fluent English - do not apply with a non-English profile / resume as it will be automatically filtered.

Design, evolve, andoptimize database schemas, indexes, queries, and stored procedures to support high-performance application workloads

Own database performance tuning , query optimization, and capacity planning across environments

Manage availability, backup / restore, disaster recovery, and survivability strategies in Azure SQL

Monitor and proactively address performance bottlenecks, deadlocks, blocking, and resource contention

Own database cost management in Azure, including sizing, scaling strategies, and cost optimization

Ensure data integrity, security, and operational excellence throughout the application lifecycle

Design, develop, andmaintain enterprise-grade applications and services using C# and .NET

Build application features that interact deeply with the database , balancing correctness, performance, and maintainability

Develop andmaintain RESTful APIs and backend services that integrate with internal and third-party systems

Participate in architectural discussions and influence technical direction across the stack

Perform code reviews and mentor team members on best practices in both application and database development

Troubleshoot and resolve complex issues across application, database, and infrastructure layers

Design andoperatesolutions using Microsoft Azure , with a focus on reliability and observability

Support CI / CD pipelines and deployment practices using Azure DevOps

Work with monitoring, logging, and alerting to ensure system health and rapid issue resolution

Collaborate on infrastructure decisions thatimpactscalability, performance, and cost

Experience building andmaintaining RESTful APIs

Experience with Microsoft Azure services , including App Services, Functions, and Storage

Front-end experience with Angular (7–17)

Familiarity with Agile / Scrum development methodologies

Proficiencywith Git and Azure DevOps

Bachelor’s degree in Computer Science, Software Engineering, or equivalent experience

7+ years of professional experience in C# / .NET software development

Strong written and spoken English (C1 or C2proficiency)

Strong SQL Server / Azure SQLexpertise , including :

Advanced T-SQL

Stored procedures and query optimization

Indexing strategies and execution plan analysis

Performance tuning and troubleshooting

Proven experience owning database operations , including :

Backup, restore, high availability, and disaster recovery

Performance monitoring and scaling

Cost and capacity management in Azure

Expert-levelproficiencyin C#, .NET Core, and .NET Framework

Excellent communication skills, with the ability to explain complex technical topics

Strong analytical and problem-solving abilities

Ability to work independently and take ownership of critical systems

High attention to detail and commitment to quality and reliability

Collaborative mindset with experience working in cross-functional, distributed teams

Microsoft Azure certifications (Developer Associate, Solutions Architect, or similar)

Experience with Plivoor Twilio

Experience with message-based systems (Azure Service Bus, RabbitMQ, etc.)

Strong understanding of DevOps practices and production operations

Experience working in HIPAA-regulated environments

Competitive salarycommensuratewith experience

Opportunity to own critical systems and influence architectural decisions

A collaborative engineering culture that values quality, accountability, and continuous improvement