Senior Software Engineer
AmTrust Financial Services, Inc.3 months ago
Cleveland, OH, USASenior
Base Salary
$100k - $125k/yr
Responsibilities
- Design, develop, test, deploy, and maintain scalable software applications, services, and APIs.
- Build and maintain ASP.NET Core REST APIs integrating with enterprise services, SQL Server databases, and internal or third-party systems.
- Develop Angular and TypeScript web applications with reusable components, routing, forms, and service-based API integration.
- Lead technical design discussions and contribute to architecture decisions across application layers.
- Write secure, efficient, maintainable code using established engineering standards and design patterns.
- Collaborate with product managers, architects, QA, business stakeholders, and engineering teams to define and deliver solutions.
- Review code, provide technical guidance, and mentor junior and mid-level engineers.
- Troubleshoot complex defects, integration issues, performance problems, and production incidents.
- Implement resilient integrations with retry strategies, timeout handling, structured errors, and graceful downstream failure handling.
- Maintain OAuth/OIDC and JWT-based authentication and authorization flows with claims and role or permission checks.
- Contribute to CI/CD pipelines, automated testing, deployment readiness, and DevOps practices.
- Support observability and production reliability through structured logging, correlation IDs, metrics, and distributed tracing.
- Document technical designs, processes, API contracts, and system architecture.
Requirements
- Bachelor’s degree in Computer Science, Software Engineering, Information Technology, or a related field, or equivalent professional experience.
- At least 6 years of professional software development experience.
- Strong proficiency in C#, ASP.NET Core, RESTful API development, TypeScript, and Angular.
- Experience with Angular features including RxJS, routing, forms, component design, and service-based API integration.
- Experience designing and maintaining layered architectures with services, repositories, domain models, and data access layers.
- Experience building APIs that consume and orchestrate multiple downstream services.
- Experience with SQL Server, stored procedures, parameterized queries, and performance-conscious data access.
- Strong understanding of object-oriented programming, design patterns, dependency injection, and maintainable software architecture.
- Experience with secure application development, OAuth/OIDC, JWT authentication, claims-based authorization, and secure configuration.
- Experience writing automated unit and integration tests for backend and frontend applications.
- Experience with Git, CI/CD tools, build pipelines, and DevOps practices.
- Excellent analytical, troubleshooting, communication, and collaboration skills.
- Preferred experience with observability, resilient service integrations, OpenAPI/Swagger, API versioning, enterprise design systems, Docker, Kubernetes, cloud-hosted applications, containerized deployments, legacy .NET modernization, regulated industries, cross-application API and frontend contracts, technical project leadership, mentoring, and engineering-practice improvement.
Tech Stack
Categories
About AmTrust Financial Services, Inc.
AmTrust Financial Services is a multinational property and casualty insurer focused on small commercial lines, workers’ compensation, specialty risk, and extended-warranty programs. It sells coverage through agents, brokers, and partnerships with manufacturers and retailers, serving businesses across the U.S. and internationally. Founded in 1998 and headquartered in New York City, AmTrust is privately held after previously trading on NASDAQ.