Integration Developer - Customer APIs
First seen by Alion on Aug 25, 2026.
Role Overview :
The Integration Developer - Customer APIs builds, tests, deploys, and supports secure customer-facing APIs and integration services connecting digital channels, Salesforce, customer information and billing systems, data platforms, SAP BTP, and downstream operational systems.
Key Responsibilities :
- Develop RESTful APIs, service endpoints, message flows, connectors, transformation logic, and reusable integration components.
- Build integrations supporting Energy & Utilities Cloud, Service Cloud, OmniStudio and OmniScript, the Clean Energy Module, Data Cloud, customer portals, mobile experiences, billing, payments, notifications, and operational systems.
- Translate interface specifications, API contracts, mappings, business rules, security requirements, and acceptance criteria into working solutions.
- Implement synchronous, asynchronous, event-driven, batch, webhook, and near-real-time integration patterns.
- Work with JSON, XML, schemas, OpenAPI specifications, canonical models, and source-to-target mappings.
- Implement OAuth, JWT, certificates, mTLS, API keys, logging, monitoring, error handling, retries, timeouts, and operational alerts.
- Write unit tests, support integration and end-to-end testing, resolve defects, and assist with deployment and production validation.
- Collaborate with Salesforce, SAP BTP, data, security, QA, and architecture teams across onshore and offshore delivery.
- Use client-provided or client-approved AI acceleration tools when appropriate for analysis, requirements, design, development, documentation, testing, and defect resolution.
- Independently validate all AI-generated outputs for accuracy, security, maintainability, privacy, and compliance.
Required Qualifications :
- Hands-on API, middleware, or enterprise integration development experience.
- Experience building REST APIs and integration services using an enterprise integration platform or modern programming framework.
- Hands-on Salesforce OmniStudio and OmniScript experience, including integration of guided processes with REST APIs, middleware, data services, and enterprise systems.
- Strong knowledge of JSON, XML, OpenAPI, data mapping, transformation, authentication, error handling, monitoring, and integration testing.
- Ability to understand customer-service and enterprise integration requirements and implement secure, supportable solutions.
- Strong troubleshooting, documentation, collaboration, and communication skills.
Preferred Qualifications :
- Salesforce Energy & Utilities Cloud experience.
- Salesforce Clean Energy Module experience and/or utility customer, CIS, billing, payments, outage, regulated-industry, or clean-energy program integration experience.
- SAP BTP, MuleSoft, event-driven integration, API gateway, cloud integration, or relevant Salesforce and API credentials.
Skills
API, API Integration, System Integration, Salesforce Integration, OmniStudio, SAP BTP, MuleSoft, Integration Tools, Integration Architecture