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Carrier is a leading provider of heating, ventilating, air conditioning and refrigeration systems, and building controls and automation. Our Digital Products and Software team builds connected residential experiences that rely on secure, scalable cloud services and resilient device-to-cloud integrations. The Infinity platform is the cloud backbone for the Residential software ecosystem. It supports backend services, API and event-driven integrations, connected-device workflows, and operational capabilities that power mobile apps, portals, and other digital products across the platform. This role is remote in the US only. Must be a permanent US Resident, sponsorship is not available. We are seeking a Senior Engineer, Backend / Cloud to help design, build, and scale the Infinity platform. This role is ideal for an engineer who is strong in cloud-native backend systems, Kubernetes-based runtime environments, and IoT-connected architectures, and who can operate effectively at the center of multiple product experiences. This is a hands-on senior individual contributor role. The engineer in this position will be expected to lead technical execution in complex areas, strengthen platform reliability and observability, and act as a key daytime escalation point during U.S. business hours.
Job Responsibility:
Design, build, and maintain cloud-native backend services that support residential applications, device integrations, and platform capabilities
Develop scalable APIs, asynchronous workflows, and service integrations using modern backend technologies
Contribute to architecture decisions across microservices, event-driven systems, Kubernetes-based runtime environments, and cloud infrastructure
Support and improve device-to-cloud flows involving AWS IoT Core and related platform services
Improve reliability, scalability, observability, and operational readiness across the Infinity platform
Partner with mobile, web, product, QA, and platform teams to enable high-quality end-to-end delivery
Troubleshoot production issues, lead root-cause analysis, and help implement durable fixes and long-term remediation
Contribute to CI/CD, infrastructure automation, release engineering, and secure software delivery practices
Identify technical risks early and help shape implementation plans and proof-of-concepts for new capabilities
Requirements:
Bachelor's degree in Computer Science, Engineering, or a Hard Science (Physical, Life, or Applied Science)
7+ years of software engineering experience, including 4+ years building backend or cloud-native systems in production
3+ years of hands-on experience with Kubernetes
2+ years of hands-on experience with Cloud IoT Services (AWS, Azure, GCP IoT) and IaC tooling (e.g., Terraform, Pulumi, or AWS CDK)
Nice to have:
Experience with IoT, telemetry, edge-to-cloud integrations, or device command and state workflows
Experience with API gateways, backend-for-frontend patterns, or service mesh-based architectures
Familiarity with Kafka or other event-streaming technologies
Familiarity with observability tooling, incident response, and operational excellence practices
Experience using AI-assisted development tools such as Cursor, Claude, Kiro, or similar tools to accelerate coding, debugging, testing, and delivery
Experience working in multi-team platform environments serving both internal and external consumers
Familiarity with authentication and authorization patterns for cloud-native systems
What we offer:
Health Care Benefits: Medical, Dental, Vision
Wellness incentives
Retirement Benefits
Time off and Leave: Paid vacation days, up to 15 days
paid sick days, up to 5 days
paid personal leave, up to 5 days
paid holidays, up to 13 days
birth and adoption leave
parental leave
family and medical leave
bereavement leave
jury duty leave
military leave
purchased vacation
Short-term and long-term disability
Life Insurance and Accidental Death and Dismemberment