Sr. SW Engineer, Rules

We are the Rules team, the core engineering group responsible for building the future of autonomous financial controls. Our mission is to engineer the platform that empowers clients to create and enforce their own real-time spending rules. As the owners of the high-availability systems that manage balances and limits, we guarantee the integrity of every single authorization. If you are an engineer who is passionate about building scalable, mission-critical fintech solutions, you belong on the Rules team.

What you'll do

• Development and maintenance of projects in Golang using AWS services
• Participation in technical analysis with product team requirements
• Execution of Terraform to create/remove new resources on AWS
• Monitoring applications through logs/metrics using Grafana
• Database optimization, mainly DynamoDB
• Help in the collective decisions about our architecture
• Understand and build micro-service and event-driven architecture, and how to solve distributed transaction problems.

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.

Language Skills:

• Proficiency in English at B1 level or above (Intermediate).

Technical Skills

• At least 5 years of development experience.
• Experience with AWS services (SQS, SNS, DynamoDB, S3, EventBridge).
• Knowledge of messaging systems and event-driven architectures.
• Experience in designing architectural solutions.
• Experience with Docker/Kubernetes.
• Experience with testing (unit, integration, load).
• Solid understanding of distributed systems and microservices.
• Experience with REST APIs.
• Proficiency with Git and version control workflows.
• Knowledge of SQL (MySQL or PostgreSQL) and NoSQL databases (DynamoDB, MongoDB).
• Experience working in high-scale and high-availability environments.
• Familiarity with CI/CD pipelines.
• Understanding of observability practices (monitoring, tracing, alerting).
• Background in Agile methodologies and production support.
• Hands-on experience with Terraform or other IaC tools.

Desirable Qualifications

• Postman
• Grafana
• OpenAPI/Swagger
• Advanced experience with Microservices

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.

Founded by experienced entrepreneurs and engineers in 2016, Pismo is a technology company that provides a comprehensive processing platform for banking, card issuing and financial market infrastructure and helps customers innovate and build the next generation of banking and payment solutions. Pismo joined Visa in 2024.

Leveraging Visa’s solutions, our core platform, and an expanding suite of capabilities, Pismo addresses the technological challenges that large banks, marketplaces, and fintech companies face in migrating from legacy systems to more advanced technology in the market. Pismo’s cloud-based platform empowers firms to build and launch financial products rapidly, scaling as they grow to have a broader audience while keeping high security and availability standards.

Pismo’s 500+ employees are located in more than 10 countries around the world.