Backend QA Engineer

Job Title: Backend QA Engineer

Location: Bothell, WA

Job Type: Full-time

About Us

Cinnamon is a healthcare technology company dedicated to equipping patient advocates with innovative automated tools. Our platform accelerates medication access and reduces out-of-pocket costs for patients who rely on their medical or pharmacy benefits. As an organization, we are committed to expanding healthcare accessibility while upholding rigorous security and compliance standards.

Role Summary

We are seeking a Backend QA Engineer to ensure the reliability, correctness, and performance of our cloud-native backend systems. You will focus on testing APIs, microservices, data workflows, and event-driven architectures running on Google Cloud Platform.

This role is ideal for someone who enjoys deep technical testing, understands distributed systems, and is passionate about delivering secure, compliant healthcare software. You will work closely with backend engineers, DevOps, and Product to build strong quality gates and prevent defects before they reach production.

Key Responsibilities

• Design and execute comprehensive test strategies for backend services, APIs, and integrations
• Develop and maintain automated tests for REST and gRPC APIs using Python or Go
• Validate microservice interactions and consumer-driven contracts
• Test asynchronous event flows and Pub/Sub based workflows for correctness and idempotency
• Build integration tests using Docker and Testcontainers to simulate real dependencies
• Perform regression, integration, and end-to-end backend testing prior to releases
• Validate database logic, queries, migrations, and data integrity
• Create load and performance tests to evaluate service scalability and reliability
• Identify edge cases, race conditions, and failure scenarios in distributed systems
• Collaborate with engineering to integrate automated tests into CI/CD pipelines using GitHub Actions and Cloud Build
• Monitor test results, investigate failures, and drive root cause analysis
• Generate HIPAA-safe test data and maintain anonymized fixtures
• Ensure all QA activities align with Cinnamon security and compliance standards

Required Qualifications

• 4+ years of QA experience focused on backend systems or APIs
• Strong experience testing RESTful APIs and microservices
• Hands-on experience writing automated tests in Python or Go
• Experience working with CI/CD pipelines and Docker-based workflows
• Understanding of distributed systems and event-driven architectures
• Experience testing asynchronous workflows or message queues such as Pub/Sub
• Basic to intermediate SQL knowledge and experience validating data integrity
• Familiarity with GitHub, issue tracking tools, and agile workflows
• Strong analytical and debugging skills
• Fluent English communication skills, written and verbal

Preferred Qualifications

• Experience with Google Cloud Platform including Cloud Run, Cloud Functions, Pub/Sub, or AlloyDB
• Experience with contract testing tools such as Pact or Dredd
• Familiarity with load testing tools such as k6 or Locust
• Experience using Testcontainers for integration testing
• Background in healthcare technology or regulated environments
• Understanding of HIPAA compliance requirements
• Experience working in a fast-paced startup environment

What We Offer

• Competitive salary, comprehensive benefits, & generous PTO
• Collaborative, mission-driven environment where work directly improves patient care
• Professional growth opportunities and the chance to shape QA best practices for healthcare technology at scale

How to Apply

Please send your resume and a brief cover letter highlighting your relevant experience to recruiting@cinnamon.health. We look forward to learning how you can help us accelerate secure, compliant data exchange across the healthcare ecosystem!