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Senior API Developer

Deloitte

Salary not specified
Dec 17, 2025
Gilbert, AZ, US
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Deloitte's AI & Engineering team is looking to transform technology platforms, drive innovation, and help make a significant impact on clients' success by reimagining and reengineering operations and processes critical to businesses.

Requirements

  • 5+ years Experience with API Development using Java, .Net, and/or ASP.Net
  • Experience with GitHub, Jaeger, GitHub Actions, or Git Releases
  • Exposure to and/or use of Oracle, RDS, Document DBs (DynamoDB, MongoDB), and Python
  • Containerization experience using Docker, Kubernetes, or Helm
  • Experience with Backstage.io, Open API, or OpenTracing
  • Hands-on experience with Azure Cloud

Responsibilities

  • Responsible for designing, developing, and maintaining Application Programming Interfaces (APIs) that enable communication between different software systems.
  • Define and document API specifications, endpoints, data models, and protocols - REST, GraphQL.
  • Build and implement APIs using programming languages and frameworks such as Java, Python.
  • Ensure seamless integration of APIs with internal and external systems, applications, and third-party services.
  • Write unit, integration, and end-to-end tests for APIs. Debug and resolve issues to ensure reliability and performance.
  • Create and maintain clear, comprehensive documentation for API consumers, including usage examples and best practices.
  • Provide ongoing support, troubleshoot issues, and implement enhancements based on user feedback.

Other

  • Bachelor's degree or equivalent experience
  • Must be legally authorized to work in the United States without the need for employer sponsorship, now or at any time in the future
  • Must be able to obtain and maintain the required clearance for this role
  • Operate under a hybrid system requiring residence within a commutable distance to one of the US Delivery Center locations: Gilbert, Lake Mary, or Mechanicsburg
  • Spend up to 30% of working time co-located at an assigned office for orchestrated opportunities, including projects, practice sessions, training, and Moments That Matter at a Deloitte Delivery Center location, Geo-Hub location, approved site, or project location