Sr Software Engineer - Full stack

Core Specialty Insurance Holdings, Inc.; Cincinnati (OH); On-site; USD 120,000 - 150,000; Full time

Benefits offered by this job

Medical insurance

Dental insurance

Vision insurance

Life insurance

Disability insurance

401(k) company match

Employee Assistance Plan

Health Savings Account

Flexible Spending Account

Health Reimbursement Account

Wellness program

Job summary

Core Specialty Insurance Holdings, Inc. is seeking a highly skilled Full Stack Developer to design and maintain scalable web applications using .NET Core on the backend and Next.js, Angular, or React on the frontend.

The role emphasizes cloud-native Azure solutions, Cosmos DB, and Azure SQL, with Terraform for infrastructure and Docker-based deployments. You will collaborate with cross-functional teams, participate in Agile ceremonies, develop RESTful APIs, implement CI/CD pipelines with GitHub

Qualifications

• Bachelor’s degree in computer science, Engineering, or related field.
• 5+ years in full stack development roles.
• 3+ years of Terraform experience.
• .NET Core/C#, ASP.NET Web API, Entity Framework, LINQ proficiency.
• Strong experience with Next.js, Angular, or React; TypeScript/JavaScript; HTML5/CSS3.
• Hands-on Azure experience (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 docs (Swagger/OpenAPI).
• Experience with Visual Studio, VS Code, Git, Azure DevOps, Jira, GitHub Actions.

Responsibilities

• Design, Develop and Implement quality applications.
• Develop backend services using .NET Core/C# and RESTful APIs.
• Build frontend components with Next.js, Angular, or React and TypeScript/JavaScript.
• Integrate data storage with Azure SQL and Cosmos DB.
• Implement cloud-native Azure solutions (App Services, Functions, Key Vault).
• Ensure performance, reliability, and security of backend and frontend.
• Collaborate with cross-functional teams and contribute to planning.
• Participate in Agile ceremonies and manage CI/CD pipelines (Docker, Terraform).
• Conduct unit and integration testing and review code.

Skills

.NET Core/C#

RESTful APIs

Next.js

Angular

React

TypeScript/JavaScript

Azure SQL

Cosmos DB

Terraform

Docker

Azure DevOps

CI/CD

GitHub Actions

Jira/Confluence

Security best practices

Education

Bachelor's degree in computer science, Engineering, or related field

Tools

Visual Studio

VS Code

Swagger/OpenAPI

Git

APIM

Job description

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, Terraform and Cosmos DB are essential.

Key Accountabilities/Deliverables:

• 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

Technical Knowledge and Understanding:

• 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.

Requirements:

• Bachelor’s degree in computer science, Engineering, or related field.
• More than 5+ years in full stack development roles.
• 3+ experience with Terraform
• 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.

Company benefits: 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