Remote contract role for a mid-to-senior QA Automation Engineer to independently build and maintain end-to-end test automation for a complex Angular web application using BrowserStack Low-Code Automation and BrowserStack Automate, with defect logging in Azure DevOps. Coverage spans logins, settings, scheduling, payments/POS, and contracts.
Remote senior engineer who independently owns AWS infrastructure, IAM/access controls, Terraform/IaC, security operations, SOC 2 compliance, monitoring, and disaster recovery, plus DevSecOps and production support. Core stack: AWS, Terraform, SageMaker, AppCheck, SecurityScorecard, Scalefusion; 30-40 hrs/week during US business hours.
Zazz is hiring a senior Ruby on Rails engineer to own backend architecture for IoT integrations across multiple client projects: designing device-to-cloud pipelines with MQTT, WebSockets, and cloud IoT services (AWS IoT Core, Azure IoT Hub), and scaling high-volume telemetry systems on Rails, PostgreSQL, Redis, and Sidekiq. Fully remote.
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