SW Engineer, Authorizations

Stack

Responsibilities

• ▹Design, develop and maintain scalable, resilient banking and payment services
• ▹Build and evolve orchestration layers integrating internal and external services
• ▹Develop RESTful APIs and reusable components in a microservices architecture
• ▹Collaborate cross-functionally with product, QA and DevOps teams
• ▹Write unit and integration tests to ensure code quality and reliability
• ▹Apply modern engineering best practices prioritizing security, performance and scalability
• ▹Contribute to technical design and architecture decisions
• ▹Work in a well-documented environment with clear communication
• ▹Engage in mentoring, continuous learning and technical improvement

Requirements

• ▹Based in Brazil
• ▹English proficiency at B2 level (intermediate)
• ▹Prior experience with any programming language

Nice to have

• ▹Experience with Java / Groovy or Golang
• ▹Knowledge of AWS services: SQS, SNS, DynamoDB, S3, EventBridge
• ▹Understanding of distributed systems and microservices
• ▹Experience with REST APIs
• ▹Working knowledge of Git and version control workflows
• ▹Testing mindset with unit and integration testing experience
• ▹Knowledge of SQL (MySQL or PostgreSQL) and NoSQL databases (DynamoDB, MongoDB)
• ▹Exposure to high-scale, high-availability environments
• ▹Familiarity with CI/CD pipelines and Docker/containers
• ▹Knowledge of messaging systems and event-driven architectures
• ▹Understanding of observability practices (monitoring, tracing, alerting)
• ▹Agile background and production support experience
• ▹Working knowledge of Terraform or other IaC tools

Soft skills

About the company

Visa is a global leader in payments technology, enabling transactions between consumers, merchants, financial institutions and government entities across more than 200 countries and territories.