Top Senior Software Engineer Jobs in Phoenix, AZ

Lead development and maintenance of React-based enterprise web applications; own architecture and code quality; mentor engineers; plan and estimate work; integrate vendor/customer hardware; modernize healthcare IT and continuously improve development processes.

Maintain source and binary repositories, ensure builds, packaging, versioning and delivery to teams. Define SCM intake/workflows, automate build/CI processes, perform repo and JIRA administration, and develop scripts for packaging, releases and integration with CI/test systems.

Design, develop and execute end-to-end test plans, scripts and emulation for IoT platform components (devices, gateways, protocols, cloud). Define observability/instrumentation, produce quantitative metrics, and lead small technical teams to validate E2E data flows.

Design, build, and operate scalable, resilient cloud infrastructure and SRE tooling. Lead cross-team technical projects, mentor engineers, define SLOs and incident management, automate CI/CD and IaC, reduce failure domains, and own medium-to-large infrastructure features from design through delivery.

Develop and optimize auto-labelling systems using ML and computer vision, manage data pipelines, and collaborate with researchers.

Design, develop, test, and maintain enterprise .NET full-stack applications using C#, Blazor, RESTful APIs, microservices, MongoDB/SQL Server and Kafka. Build CI/CD pipelines, participate in architecture and code reviews, troubleshoot production issues, mentor junior engineers, and evaluate/implement AI-assisted and LLM-enabled features while following secure development practices within Agile teams.

Design and maintain robust CI/CD pipelines, manage integrations with large customer repositories, develop full-stack software, provision cloud infra with Terraform, and implement scalable data pipelines. Learn and apply PySpark, modern data architecture, and AI/agentic tools (Claude, Cursor) to automate and accelerate engineering workflows.