Principal Software Engineer, PSA CX

Our Collectors Experience team is enhancing an entirely virtual and digital Collectors ecosystem. We’re delivering a unified, end-to-end experience across all our brands, from grading submissions to marketplace serving millions of collectors and investors worldwide. You’ll join a high performing engineering team and partner with product, design and cross-functional teams. We’re looking for a Staff Software Engineer to help design and build a scalable back-end architecture that powers PSA Set Registry, PSA’s flagship experience for collectors to organize, compete, and celebrate their PSA-graded collections. This is a highly visible, consumer-facing product at scale (hundreds of thousands of registered sets) with a deeply engaged user base of collectors who care about every card, ticket, and set they build on the platform.

What You’ll Do:

• Contribute to the design and development of new cloud-based software architectures

• Own and deliver complete features, including design, architecture, implementation, testability and deployment

• Provide feedback pertaining to technical designs, proposals and code

• Analyze existing applications / databases and identify areas for improvement

• Design and contribute to APIs that can support user experiences on web and mobile applications

• Participate across the entire software development lifecycle, taking features from concept to production release

• Collaboratively create solutions with other teams

• Troubleshoot software issues and debug a large codebase

• Develop and execute unit and integration tests

• Contribute to technical documentation to increase maintainability of software assets

Who You Are:

• 7+ years of software engineering industry experience building backend software, with exposure to microservices, event-driven architectures, and batch processing.

• Strong proficiency in Python

• Strong fundamentals working with databases and data modeling, both relational (e.g. PostgreSQL) & NoSQL (e.g. DynamoDB)

• 5+ years of experience building solutions using AWS technologies such as: Lambda, SQS, SNS, EventBridge, API Gateway

• Experience with containerization and orchestration infrastructure (e.g. Docker, Kubernetes, ECS)

• Experience with IaC such as CDK/CloudFormation or TerraForm

• Experience collaborating with Engineering and Product teams to turn complex business requirements into clean and extensible APIs

• Possess strong technical, analytical, troubleshooting, and communication skills with the ability to visualize and document processes

• Proficient at using appropriate security, documentation, and/or monitoring best practices

• Familiar with Agile/Scrum methodologies