Senior Full-Stack Engineer - .NET & AI-Powered Cloud

GEICO Norwalk; Seattle (WA); On-site; USD 105,000 - 215,000; Full time

Job summary

GEICO seeks a Senior Full-Stack Engineer to design and deliver scalable, high-performance solutions across the engineering function. You will lead architectural decisions, mentor engineers, and drive AI-powered development tools and cloud-native platforms to accelerate delivery while ensuring security and reliability.

You will collaborate with cross-functional teams to implement RESTful APIs, microservices, and observability best practices, shaping the future of the tech stack.

Qualifications

• 5+ years of professional software development experience in large-scale enterprise environments.
• 4+ years of backend experience with .NET, Java, ASP.NET Core, or Spring Boot.
• Strong frontend skills: HTML5, CSS3, JavaScript (ES6+), ReactJS, Redux, Hooks.
• Experience with SQL and NoSQL databases and data formats (JSON, XML, YAML).
• Cloud experience on Azure, AWS, or GCP.
• Knowledge of responsive/adaptive design principles.

Responsibilities

• Technical Leadership: drive architectural decisions and engineering standards for large initiatives.
• AI Application Development: design and leverage AI-powered tools to accelerate delivery and improve quality.
• Full-Stack Development: build and maintain scalable apps with frontend and backend services.
• Observability and Reliability: implement monitoring, logging, tracing, and alerting for reliability.
• Cloud-Native Architecture: design cloud-native solutions with managed services and event-driven patterns.
• DevOps Practices: use CI/CD, IaC, Docker, and Kubernetes to automate delivery.
• Collaborate Across Teams: work with cross-functional teams across the lifecycle.
• Developer Productivity: improve automation and self-service tooling.
• API and Microservices: develop RESTful APIs and microservices for integration.
• Lead and Mentor: conduct design reviews and guide junior engineers.
• Documentation: publish and maintain design references and runbooks.

Skills

Full-Stack Dev

ReactJS

Java

ASP.NET Core

SQL/NoSQL

Cloud Platforms

Education

Bachelor’s or Master’s in Computer Science

Tools

Docker

Kubernetes

CI/CD

REST APIs

Job description

GEICO seeks a Senior Full-Stack Engineer to design and deliver scalable, high-performance solutions across the engineering function. You will lead architectural decisions, mentor engineers, and drive AI-powered development tools and cloud-native platforms to accelerate delivery while ensuring security and reliability.

You will collaborate with cross-functional teams to implement RESTful APIs, microservices, and observability best practices, shaping the future of the tech stack.