Horizon3.ai is seeking a QA Engineer/SDET to join our team. You will ensure the reliability, scalability, and quality of our services with a strong focus on backend testing and cloud technologies. In this role, you will build and maintain automated test frameworks, design robust backend test cases, and collaborate closely with engineering and DevOps teams in a fast-paced, agile environment.
What You'll Do
- Design, develop, and maintain automated test frameworks, test suites, and test infrastructure.
- Perform manual testing as needed for exploratory, usability, and edge-case testing.
- Collaborate closely with developers, product managers, and other QA team members to define test strategies, test cases, and acceptance criteria.
- Write clear and concise bug reports and track issues through resolution.
- Contribute to and follow testing process and tracking.
- Integrate tests into CI/CD pipelines to ensure fast feedback and code quality.
- Participate in code reviews and architecture discussions related to testing.
- Work under loose supervision and drive tasks to completion.
What We're Looking For
- Bachelor’s degree in Computer Science, Engineering, or a related field.
- 3–6+ years of experience in QA Engineering, SDET, or a similar backend-focused testing role.
- Proficient in Python or JavaScript/TypeScript.
- Strong experience with Playwright.
- Strong experience testing GQL APIs, Neo4j, Kubernetes, and microservices.
- Solid experience with AWS services such as EC2, S3, Lambda, RDS, DynamoDB, CloudWatch, and IAM.
- Familiarity with Infrastructure as Code (IaC) tools like Terraform or AWS CloudFormation.
- Hands-on experience with CI/CD pipeline, specifically gitlab-ci.
- Solid understanding of software QA methodologies, tools, and processes.
- Ability to analyze logs, use monitoring tools (e.g., CloudWatch, Datadog), and debug issues in a distributed environment.
- Excellent communication and problem-solving skills.
- US Citizen required.
Nice to Have
- Experience with containerized environments using Docker and Kubernetes.
- Experience with cloud environments such as AWS and Azure.
- Familiarity with event-driven architecture and asynchronous communication patterns.
- Familiarity with Agile workflows and practices.
- AWS certifications (e.g., AWS Certified Developer or Solutions Architect) are a plus.
Technical Stack
- Languages: Python, JavaScript/TypeScript
- Tools: Playwright, Docker, GitLab CI
- Backend: GQL APIs, Neo4j, Kubernetes
- Cloud/Infrastructure: AWS (EC2, S3, Lambda, RDS, DynamoDB, CloudWatch, IAM), Terraform, AWS CloudFormation
Benefits & Compensation
- Competitive Compensation: $155,000 - $208,000 annually + equity options
- Growth Opportunities
- Innovation-Driven Culture
- Flexible Work Environment
- Inclusive and Diverse Team
Work Mode
This is a remote position.
Horizon3.ai is an equal opportunity employer and is committed to providing a work environment that is free from discrimination and harassment. We do not discriminate based on race, color, religion, sex, national origin, age, disability, veteran status, sexual orientation, gender identity or expression, genetic information, marital status, or any other legally protected status.
