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Principal Software Engineer, PSA CX

US - Remote💼 Full-time🗓 2026-08-31 → 2026-09-26

Core

Design and build scalable back-end architecture for PSA Set Registry, a consumer-facing platform helping collectors organize, compete, and celebrate their graded collections.

Role type

Staff Software Engineer (Backend)

Builds

Cloud-based software architectures, APIs, and the PSA Set Registry platform

Domain

Consumer marketplace / Collectibles technology

Deliverable

production ML models | product features

Required skills

Python, PostgreSQL, DynamoDB, AWS Lambda, AWS SQS, AWS SNS, AWS EventBridge, AWS API Gateway, Docker, Kubernetes, ECS, CDK/CloudFormation, Terraform

Preferred skills

Microservices, event-driven architectures, batch processing, unit and integration testing, technical documentation

Responsibilities

Design and develop new cloud-based software architectures; Own and deliver complete features from design to deployment; Analyze existing applications and databases to identify improvements; Design and contribute APIs for web and mobile experiences; Troubleshoot software issues and debug large codebases; Develop and execute unit and integration tests; Contribute to technical documentation.

Seniority

Staff, hands-on IC with architectural ownership

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