ServiceNow Senior Developer

HMG America LLC is the best Business Solutions focused Information Technology Company with IT consulting and services, software and web development, staff augmentation and other professional services. One of our direct clients is looking for ServiceNow Senior Developer in Denver, CO. Below is the detailed job description.

Title: ServiceNow Senior Developer

Location: Denver, CO

Role purpose:

Provide subject-matter expertise for ServiceNow, recovering its true business entities and process flows and delivering reliable, well-governed API-based extraction into the Bronze layer for onward modelling to Gold.

Key responsibilities:

• Document the ServiceNow data model (CMDB, incident, change, request, task, CI relationships) as configured at Client Side.
• Reconstruct the underlying business processes - ITSM/ITIL flows in ServiceNow - and document where customization has altered standard behavior.
• Design and specify API-based extraction patterns, addressing incremental/CDC extraction, pagination, rate and API limits, bulk interfaces, authentication, and deleted-record handling.
• Produce Bronze Silver Gold source-to-target mappings, including picklist and reference-data normalization and documented data-quality defects.
• Define ServiceNow's contribution to DNA crosswalk keys (Customer/Account, Site, Asset/CI, Employee) and resolve identifier conflicts across systems.
• Define data-quality gates and confidence scoring for service-management KPIs and steward them through certification.
• Support pipeline development, observability, and automated testing for the ServiceNow source system.

Required qualifications and experience:

• 5+ years with ServiceNow in a data, integration, or platform capacity, with genuine hands-on depth.
• Practical experience with the ServiceNow Table and REST APIs, including rate-limit management.
• Demonstrated ability to design reliable incremental extraction from SaaS platforms into a data lake or warehouse.
• Strong SQL and data-profiling skills; ability to reverse-engineer heavily customized SaaS configurations.
• Understanding of ITSM/CMDB practice.

Preferred qualifications:

• ServiceNow platform certifications.
• Experience with Fabric, Databricks, Azure Data Factory or comparable ingestion tooling.
• CMDB governance or CI data-quality remediation experience.
• Familiarity with Microsoft Purview or comparable catalog tooling.
• Programme deliverables owned
• ServiceNow entity and process-flow documentation.
• API extraction design and specification for ServiceNow.
• Source-to-target mapping specifications and DNA key contributions.
• Service-management KPI definitions and certification evidence.