Senior Software Engineer

Core Specialty Insurance Holdings, Inc.•Cincinnati, OH

42d•Hybrid

About The Position

- We are seeking a highly skilled Full Stack Developer to join our dynamic team. You will develop and maintain scalable web applications using modern frameworks and cloud technologies. This role requires deep expertise in backend development with .NET and frontend development using Next.js, Angular, or React. Experience with Azure SQL, My SQL and Cosmos DB are essential. At Core Specialty, you will receive a competitive salary and opportunities for professional development and advancement. We offer medical, dental, vision, and life insurances; short and long-term disability; a Company-match of 100% of a 6% contribution 401(k) plan; an Employee Assistance Plan; Health Savings Account, Flexible Spending Account, Health Reimbursement Account, and a wellness program Core Specialty offers a diversified range of property and casualty insurance products for small to mid-sized businesses. From underwriting offices spanning the U.S., the Company focuses on niche markets, local distribution, and superior underwriting knowledge, offering traditional as well as innovative insurance solutions to meet the needs of its customers and brokers. For further information about Core Specialty, please visit www.corespecialtyinsurance.com. In compliance with the Transparency in Coverage rule, issued in 2020 by US Departments of Health, Human Services, Labor and Treasury our health plan’s machine-readable files (MRFs) can be accessed via www.Cigna.com.

Requirements

Bachelor’s degree in computer science, Engineering, or related field.
More than 6+ years in full stack development roles.
Proficient in .NET Core/C#, ASP.NET Web API, Entity Framework, LINQ.
Strong experience with Next.js, Angular, or React; TypeScript/JavaScript; HTML5/CSS3.
Hands-on experience with Microsoft Azure (App Services, Functions, Storage, Key Vault, Azure DevOps), CI/CD, Docker.
Experience with Azure SQL, Cosmos DB, PostgreSQL.
Familiarity with unit/integration testing frameworks and API documentation tools (Swagger/OpenAPI).
Experience with Visual Studio, VS Code, Git, Azure DevOps, Jira, GitHub Actions.
Excellent communication, analytical thinking, and problem-solving abilities.
Applicants must be authorized to work for any employer in the U.S. We are unable to sponsor or take over sponsorship of an employment Visa for this position.
Strong skills and experience in the Azure Core services stated below
Azure Container Apps
Azure App Services (Web Apps, API Apps, Mobile Apps)
Azure Functions (Serverless Compute)
Azure SQL Database (Managed relational database)
Azure Cosmos DB (NoSQL database for high scalability)
Azure Storage (Blob, Table, Queue, File storage)
Azure Key Vault (Secrets and key management)
APIM
Azure Monitor & Application Insights (Monitoring and diagnostics)
Azure DevOps (CI/CD pipelines, release management)
CI/CD and Version Control
Deep understanding of Git fundamentals: branching, merging, PRs, versioning.
Experience with GitHub Actions (or equivalents like Azure DevOps Pipelines).
Building pipelines for application delivery, managing secrets and environment approvals, and integrating security scans and validations.
Monitoring, Logging & Troubleshooting
Proficient with Azure Monitor, Log Analytics, and Application Insights.
Troubleshooting skills using logs, metrics.
DevOps & Software Lifecycle Understanding
Familiarity with Agile/DevOps practices, CI/CD concepts, and Infrastructure Lifecycle.
Awareness of cloud-native and 12-factor app principles.

Responsibilities

Design, Develop and Implement quality applications
Design, develop, and maintain robust backend services using .NET Core/C# and RESTful APIs.
Build dynamic, responsive UI components using Next.js, Angular, or React with TypeScript/JavaScript.
Integrate and optimize data storage solutions with Azure SQL and Cosmos DB.
Implement cloud-native solutions leveraging Microsoft Azure (App Services, Functions, Key Vault).
Ensure performance, reliability, and security of both backend and frontend components.
Collaborate with cross-functional teams to deliver high-quality software.
Contribute to technical planning.
Participate in Agile ceremonies and use tools like Jira/Confluence for project management.
Implement and manage CI/CD pipelines, containerized deployments (Docker), and Infrastructure as Code (Terraform)
Conduct unit and integration testing.
Understanding of Azure resources like Azure Container Apps, APIM, blob storage, SQL, Key Vaults
Build and Maintain CI/CD Pipelines
Develop GitHub Actions workflows for any code and Docker builds/deployments.
Integrate code linting, security scanning, approvals, and environment gates into pipelines.
Deliver Scalable Solutions in Microsoft Azure
Translate business and application requirements into cloud-native and hybrid Azure solutions.
Ensure deployments are secure, scalable, and compliant with enterprise policies.
Collaboration & DevOps Practices
Work cross-functionally with developers, architects, operations, and security teams to deliver infrastructure aligned with application needs.
Participate in Agile ceremonies (standups, sprint planning, retrospectives).
Review code, mentor team members, and promote DevOps best practices.
Documentation & Knowledge Sharing
Maintain comprehensive technical documentation, including architecture diagrams, deployment guides, CI/CD pipeline workflows, operational runbooks, and disaster recovery procedures.
Conduct internal knowledge-sharing sessions and training.
Code quality and Best Practices
Conduct code reviews, enforce coding standards, and mentor junior engineers to ensure high-quality, maintainable code
Troubleshooting and Support
Debug and resolve complex technical issues across the stack, including backend, frontend, and cloud infrastructure