Software Engineer; Duck Creek​/.NET - Billing Platform *HYBRID

Duck Creek Software Engineer

At GEICO, we offer a rewarding career where your ambitions are met with endless possibilities.

We thrive through relentless innovation to exceed our customers’ expectations while making a real impact for our company through our shared purpose. When you join our company, we want you to feel valued, supported and proud to work here. That’s why we offer The GEICO Pledge:
Great Company, Great Culture, Great Rewards, and Great Careers.

GEICO is not just an insurance company; we are a technology‑driven organization transforming the insurance landscape. Our mission is to leverage cutting‑edge technology to deliver exceptional experiences for our customers and create innovative solutions that redefine the industry.

The Billing team oversees the tools, infrastructure, data, reporting, analytics, and services essential for delivering seamless billing experiences to internal users, end customers, and partners. Our billing platform is the backbone for managing financial transactions and customer interactions, enhancing efficiency, accuracy, and customer satisfaction while supporting strategic growth and ensuring compliance.

We are seeking a seasoned Duck Creek Software Engineer with extensive experience in designing, building, and maintaining large‑scale applications and distributed systems. You will become an integral part of a team dedicated to managing GEICO’s core billing platform, which includes a comprehensive array of components such as a core billing engine, invoicing system, commissions management, collections, payment processing, CRM integration, subscription management, credit control, dunning management, and reporting and analytics.

In this role, you will play a pivotal part in evolving and optimizing our existing platform, with a strong emphasis on improving its scalability, reliability, and efficiency.

• Design, build, and optimize scalable, resilient distributed systems across teams (primary focus: hands‑on development)
• Implement enterprise solutions using .NET (C#) and related frameworks, contributing directly to codebases
• Maintain and enhance core insurance systems built on Duck Creek
• Develop and improve services using SQL Server, Postgres, REST APIs, and microservices
• Apply C# and Golang where most effective; prototype and evaluate new technologies
• Drive adoption and improvement of productivity tooling (VS Code, Cursor, Git Hub Copilot) through direct usage and feedback
• Define and deliver reusable components and architectural patterns (business + technical), writing foundational code
• Engineer solutions leveraging Azure, Docker, Kubernetes, and automation frameworks
• Apply best practices for monitoring and debugging with App Insights, Titan, and related tools
• Guide, mentor, and support engineers (~30% focus); share best practices and foster knowledge growth
• Contribute hands‑on to product direction and solution design
• Collaborate actively across the full software lifecycle (requirements through deployment), delivering code and processes
• Lead and participate in technical design and code reviews; help enforce standards with code contributions

• 8+ years of professional, hands‑on software development experience
• Expert‑level .NET ecosystem experience (C#, ASP.NET, Web API, REST, SQL Server, Visual Studio/VS Code)
• Deep Duck Creek product architecture and hands‑on implementation experience
• Proven expertise in microservices and extensible API design, with significant coding contributions
• Extensive experience with XML‑based data/file systems (XPath, XSD, XML serialization in .NET, etc.)
• Strong distributed systems architecture and scaling capabilities
• Hands‑on leadership with Azure Cloud and Dev Ops pipelines
• Practical experience with monitoring tools (App Insights, Splunk, Grafana/Prometheus)
• Security best practices and protocols applied in real‑world solutions
• Advanced SQL and Postgres coding and optimization skills
• Strong CS fundamentals (data structures, algorithms) demonstrated in engineering output
• Experience driving continuous delivery/modern deployment practices through implementation
• Lifecycle tooling expertise (planning,…