Job Description: Software Engineer (Transactions)

Location Type: Remote Employment Type: Full-time Base Location: Brazil

Company Description

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. Pismo 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.

Position Overview

The Transactions Team is responsible for asynchronously processing all financial transactions in response to authorization operations that clients can perform on the platform. This includes online flows, migration flows, and managing the required transaction configurations used in this process.

Responsibilities

• Design, develop, and maintain microservices using Java or Golang, leveraging advanced language features and reactive programming principles.
• Debug complex distributed systems by identifying root causes of issues, even in features developed by peers.
• Participate in the full software development lifecycle, including technical planning, analysis, hands-on coding, testing, deployment, and support.
• Review code from peers, suggest improvements, and uphold high-quality engineering standards.
• Implement comprehensive unit and integration tests to ensure software reliability and maintainability.
• Lead and contribute to technical discussions, helping to define the best solutions for complex problems.
• Develop and manage Infrastructure as Code (IaC) using Terraform, understanding syntax and command interactions.
• Deploy and operate microservices using CI/CD pipelines and tools, ensuring seamless delivery to production environments.
• Create and configure Docker environments, including Docker Compose files, for local development and testing.
• Utilize Kubernetes (kubectl) for managing microservices, including scaling, viewing logs, and updating configurations.
• Build and maintain cloud-native solutions using AWS services such as SQS, SNS, DynamoDB, S3, and EventBridge, applying best practices for each.
• Monitor applications using logs and metrics to proactively detect and resolve issues.
• Identify and mitigate challenges in distributed systems, including distributed transactions and race conditions.
• Understand and apply architectural principles for microservices, including when to create new services and how to design them for scalability and maintainability.
• Serve as a technical reference in areas such as event-driven architecture, distributed computing, and cloud infrastructure.
• Maintain version control using Git, including proficiency with branching, merging, and conflict resolution.

Qualifications

Language Skills:

• Proficiency in English at B2 level (Upper Intermediate).

Technical Skills:

• Proven experience developing and maintaining microservices using Java or GoLang, leveraging advanced language features.
• Solid understanding of Reactive Programming and hands-on experience with Reactive Java.
• Implementation of unit and integration tests following best practices.
• Familiarity with version control workflows and proficient use of Git basic commands.
• Experience deploying microservices through CI/CD pipelines and related tools.
• Ability to configure and run Docker environments.
• Experience with Kubernetes.
• Experience with AWS services (SQS, SNS, DynamoDB, S3, EventBridge).
• Experience with Terraform for Infrastructure as Code.

Remote Work Policy

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.