Sr SW Engineer, Instant Pay

Overview Our team is responsible for global instant payment services, including the implementation of PIX with four providers, as well as FPS (UK) and UPI (India). We operate in an innovative and challenging environment, connecting different markets and technologies. Responsibilities Develop and maintain applications using Golang, following best practices for clean and maintainable code. Deploy and operate services in AWS, including resources such as SQS, SNS, DynamoDB, S3, and EventBridge. Collaborate with the product and engineering teams to analyze, refine, and implement technical solutions aligned with business requirements. Use Terraform to provision and manage infrastructure resources on AWS. Design and implement RESTful APIs and support integration with other microservices. Write and maintain unit and integration tests to ensure code quality. Monitor application health and performance using logs and metrics. Contribute to the evolution of a microservices architecture in a distributed system environment. This is a remote position. A remote position does not require job duties be performed within proximity of a Visa office location. Remote positions may be required to be present at a Visa office with scheduled notice. For this role, you must be based in Brazil Qualifications Proficiency in English at B1 level (Intermediate) 2 years of experience with Golang in production environments. Experience with AWS services: SQS, SNS, DynamoDB, S3, and EventBridge. Solid understanding of distributed systems and microservices. Experience with REST APIs. Proficiency with Git and version control workflows. Strong testing mindset with experience in unit and integration testing. Knowledge of SQL (MySQL or PostgreSQL) and NoSQL databases (DynamoDB, MongoDB). Desirable Qualifications Experience working in high-scale and 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). Background in Agile methodologies and production support. Hands-on experience with Terraform or other IaC tools. Visa is an EEO Employer. Qualified applicants will receive consideration for employment without regard to race, color, religion, sex, national origin, sexual orientation, gender identity, disability or protected veteran status. Visa will also consider for employment qualified applicants with criminal histories in a manner consistent with EEOC guidelines and applicable local law. J-18808-Ljbffr

Location: São Paulo, São Paulo, BR

Posted Date: 9/15/2025