Sr SW Engineer, PCI Iso

Summary

The PCI-ISO8583 team at Pismo is responsible for managing global financial transactions originating from various card brands. We operate in a critical area of our platform, ensuring that applications handling sensitive transaction data are secure, reliable, and fully compliant with PCI DSS requirements.

What You'll Do

• Develop and maintain applications using Golang or Java, following clean code and best software engineering practices.
• Design and implement scalable, reliable, and secure microservices architecture.
• Collaborate with engineering and product teams to refine and deliver technical solutions aligned with business needs.
• Leverage AWS services such as SQS, SNS, DynamoDB, S3, and EventBridge in day-to-day development.
• Use Terraform to provision, maintain, and evolve AWS infrastructure.
• Write unit and integration tests to ensure code quality and system robustness.
• Monitor application health and performance using observability tools (metrics, logs, alerts).
• Participate in code reviews and provide constructive feedback to peers.
• Contribute to architectural and technical discussions, supporting continuous improvement and innovation.

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 (Intermediate) or above.

Technical Skills

• 8+ years of relevant software engineering experience.
• 5+ years of experience with Java or Golang in production environments.
• 2+ years of experience with AWS services (e.g., SQS, SNS, DynamoDB, S3).
• Strong experience in designing and maintaining microservices architectures.
• Solid knowledge of SQL (e.g., MySQL, PostgreSQL).
• Experience working with CI/CD pipelines and version control systems (Git).
• Hands-on experience with infrastructure as code (Terraform preferred).
• Professional experience in the payments industry (e.g., acquirers, issuers, card schemes, PSPs, or related services).

Desirable Qualifications

• Experience with ISO8583 protocol and payment transaction processing.
• Experience working in PCI-compliant environments.
• Familiarity with Kubernetes and Docker.
• Background in event-driven architecture and messaging systems.
• Understanding of observability practices (monitoring, tracing, alerting).
• Experience in high-scale and high-availability environments.
• Bachelor's degree or higher in Computer Science or related field.

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.

Originally posted on Himalayas