Back-end Engineer, Senior

SeaWorld•Orlando, FL

1d•Remote

About The Position

United Parks & Resorts is hiring a Backend Engineer to build secure, scalable backend services and APIs that power our customer-facing digital experiences. This role works closely with our Sitecore-based platform and supports key E-Commerce journeys end-to-end, with an emphasis on reliability, performance, and automated testing. This position is eligible for Remote Work.

Requirements

7+ years of hands-on development experience in C#/.NET, including building REST APIs with ASP.NET Core, dependency injection, async programming, validation, and secure API development
Production experience building backend services with Node.js, including API frameworks and asynchronous service behavior
Experience building and maintaining automated test coverage as part of delivery, including unit tests and integration/API tests for critical workflows
Expertise in xUnit, NUnit, Jest, or MSTest with mocking frameworks such as Moq
Cloud-native development experience using Azure including deployments, configuration, and secrets management
Experience managing and maintaining Azure DevOps pipelines and releases
Experience supporting CMS-based Web platforms through backend services, integrations, and content delivery patterns
Strong troubleshooting and root cause analysis skills in distributed systems
Experience working across backend, web, and mobile layers, with an understanding of how these systems interact in production.
Communicates technical designs and decisions clearly, enabling alignment across engineering and cross-functional teams.
Comfortable integrating and evolving legacy systems while maintaining reliability and stability.

Responsibilities

Build and maintain backend services and APIs supporting customer-facing digital experiences
Design stable API contracts with clear versioning, backward compatibility, and predictable behavior
Build services on Azure using C# .NET with attention to observability, resiliency, and performance
Manage and maintain Azure DevOps pipelines and releases
Drive technical design discussions, code reviews, and continuous improvement of development practices
Own quality end-to-end through automated testing and the right level of code coverage
Integrate backend services with CMS-driven experiences, enabling content-driven and configurable experiences across the platform
Use modern AI-assisted development tools responsibly to improve productivity, code quality, and developer velocity