Senior Backend Engineer
Confirmed on the employer's own hiring board on Nov 15, 2026. First seen by Alion on Sep 22, 2026. Delan Associates scores A on the Alion truth index.
ROLE MANDATE
Build the backend services, APIs and orchestration layer behind the Sales Command Center. The role sits between the web/iOS experiences and Dynamics 365, creating reusable services that combine CRM information with data and workflows from other enterprise platforms.
KEY RESPONSIBILITIES
* Design and develop backend services using Python and FastAPI.
* Build BFFs, domain APIs and reusable business services supporting the Sales Command Center.
* Implement secure integration with Microsoft Dynamics 365 / Dataverse.
* Build orchestration services combining CRM data, documents, customer context, sales workflows and other enterprise systems.
* Implement REST APIs, asynchronous workflows and event-driven integration patterns.
* Build Dynamics adapter / anti-corruption layers so UI and domain services do not become tightly coupled to CRM schemas.
* Implement authentication, authorization, idempotency, retries, timeouts, circuit breakers, rate limits, caching and canonical error handling.
* Develop read models and caching patterns where high-volume requests should not directly hit Dynamics.
* Use Azure API Management, Service Bus / Event Grid, Key Vault and Azure Monitor / Application Insights.
* Write unit, integration and contract tests and contribute to CI/CD quality gates.
* Troubleshoot production and integration issues across UI, APIs, backend services and Dynamics.
REQUIRED SKILLS
* Python
* FastAPI
* REST APIs and microservices
* Azure application development
* Azure API Management
* Azure Service Bus / Event Grid
* Azure Functions / App Service / containers
* SQL / NoSQL
* Redis or equivalent caching
* OAuth 2.0 / OIDC / JWT
* Observability and distributed tracing
* CI/CD and automated testing
* Dynamics 365 / Dataverse Web API
* Dynamics workflows, security roles and service limits
PREFERRED EXPERIENCE
* Headless CRM implementation experience
* BFF and API gateway architecture
* Event-driven read-model patterns
* CRM integration with document, analytics or customer-data platforms
* Financial-services technology experience