API Integration Developer, Azure

API INTEGRATION DEVELOPER, AZURE
Client - Energy Client
Work type - remote, anywhere in the US - EST Hours
Duration - 4 months
W2 Hourly Rate: $70/hr. Benefits available

API INTEGRATION DEVELOPER, AZURE
ALTA IT Services is staffing a 4-month+ contract opening for an experienced API Integration Developer to design, build, and maintain secure and reliable API integrations in a modern Azure environment. This is a US-based remote position, supporting a Midwest energy customer.
The role focuses on RESTful API development, system integrations, and automation workflows using serverless and low-code Azure services. This developer will collaborate closely with other engineers, architects, and business stakeholders to deliver robust solutions that support critical business processes.

Key Responsibilities:

• Design, develop, and maintain RESTful APIs for integration with internal and external systems
• Implement secure file upload and storage systems for various model types
• Write clean, maintainable, and efficient code following best practices and coding standards
• Collaborate with cross-functional teams to understand requirements and deliver optimal solutions
• Develop and maintain API documentation using industry-standard tools
• Participate in code reviews and provide constructive feedback
• Troubleshoot and debug integration issues
• Contribute to general software development projects beyond API work
• Support continuous integration and deployment processes

Required Qualifications:

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

• 6+ years of software development experience
• Strong experience with RESTful API design and development
• Hands-on experience with:
  • Python for API and integration development
  • Azure Logic Apps and/or Azure Functions
  • Azure API Management (APIM)
  • Azure Blob Storage (secure file handling)
  • Azure Key Vault (secret management)
• Strong understanding of REST API design, OpenAPI/Swagger, and JSON schema validation.
• Experience with asynchronous integration patterns (e.g., webhook vs polling, long-running jobs).
• Familiarity with Terraform and GitHub Actions for CI/CD.
• Knowledge of Azure AD authentication and OAuth2 security principles.
• Strong understanding of API security principles and best practices
• Experience with version control systems (Git)
• Knowledge of file handling and storage systems
• Experience with automated testing frameworks

Preferred Qualifications:

• Experience working in regulated industries (energy, utilities, financial, healthcare, or similar).
• Knowledge of SOAP, GraphQL, and other API architectures
• Experience with microservices architecture
• Familiarity with cloud platforms (Azure preferred)
• Experience with agile development methodologies
• Knowledge of OAuth and API authentication methods
• Exposure to data transformation and reporting workflows.
• Experience writing automated integration tests (Postman, pytest, or similar frameworks).
• Familiarity with monitoring and troubleshooting distributed systems.

TECHNICAL SKILLS:

• Python, REST/OpenAPI, JSON
• Azure Logic Apps, Azure Functions, Azure API Management
• Azure Blob Storage, Application Insights, Key Vault
• Terraform (IaC)
• GitHub Actions (CI/CD)
• Azure Active Directory (auth & RBAC)

SOFT SKILLS:

• Strong problem-solving abilities
• Excellent communication skills
• Team collaboration
• Time management
• Attention to detail
• Ability to work independently
• Technical documentation

Please contact Melissa McNally via for consideration.

System One, and its subsidiaries including Joul, ALTA IT Services, and Mountain Ltd., are leaders in delivering outsourced services and workforce solutions across North America. We help clients get work done more efficiently and economically, without compromising quality. System One not only serves as a valued partner for our clients, but we offer eligible employees health and welfare benefits coverage options including medical, dental, vision, spending accounts, life insurance, voluntary plans, as well as participation in a 401(k) plan.

System One is an Equal Opportunity Employer. All qualified applicants will receive consideration for employment without regard to race, color, religion, sex (including pregnancy, childbirth, or related medical conditions), sexual orientation, gender identity, age, national origin, disability, family care or medical leave status, genetic information, veteran status, marital status, or any other characteristic protected by applicable federal, state, or local law.

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Ref: #855-IT Baltimore