20 days ago
Remote, BrazilSenior
Responsibilities
- Develop and maintain antifraud applications using Golang or Java.
- Design and implement scalable, reliable, and secure microservices architectures.
- Collaborate with engineering and product teams to refine and deliver technical solutions.
- Use AWS services including SQS, SNS, DynamoDB, S3, and EventBridge.
- Provision and maintain AWS infrastructure with Terraform.
- Write unit, integration, performance, and end-to-end tests.
- Monitor application health and performance using metrics, logs, alerts, and related observability practices.
- Participate in code reviews and technical and architectural discussions.
- Support feature planning, impact analysis, API documentation, and developer experience initiatives.
- Identify and resolve distributed-systems issues and contribute to continuous improvement.
Requirements
- At least five years of relevant work experience with a bachelor's or associate degree, or at least two years with an advanced degree such as a master's, MBA, JD, or MD.
- At least three years of experience with Golang and adaptability to Java, Groovy, or other JVM-related languages.
- Experience in the financial industry or with payments and authorization systems.
- Advanced Git skills, including resolving team version-control issues.
- Experience writing and validating unit, integration, performance, and end-to-end tests.
- Experience with Swagger, flow diagrams, API documentation, and external publishing.
- Proficiency with Terraform, Argo, Jenkins, and Codefresh, including related integrations.
- Strong relational database design, non-relational data strategies, and data modeling skills.
- Proficiency with AWS and performance optimization techniques.
- Experience designing scalable microservices and evaluating architectural options.
- Understanding of observability practices such as monitoring, tracing, and alerting.
- English proficiency at B2 level or above.
- Candidates must be based in Brazil.
- Experience working with critical systems is preferred.
Benefits
- Remote position; candidates must be based in Brazil.
- Remote work may require scheduled visits to a Visa office with advance notice.
About Visa
Visa builds and operates a global digital payments network that connects consumers, merchants, financial institutions, and governments. It earns fees for processing card transactions and offering risk, data, and value‑added services through VisaNet and products like tokenization and tap‑to‑pay. Founded in 1958 and headquartered in Foster City, California, Visa is a public company (NYSE: V) serving clients in more than 200 countries and territories.