Senior MarkLogic Developer (API and Module Services) - Remote

Position Summary YSI is seeking a highly skilled and experienced MarkLogic Developer to support the GPO program. The MarkLogic Developer is responsible for the design, implementation, and maintenance of MarkLogic-based application logic, including REST services, modules, and API integrations that support XML publishing workflows.Core ResponsibilitiesDevelop and maintain MarkLogic REST services and application endpoints used by Publishing applications and processes.Design and optimize MarkLogic search options, transforms, and extension modules used in XPP/XSLT-driven pipelines.Integrate MarkLogic services with XPP, XSLT, SEF ingestion, and external REST APIs.Troubleshoot and resolve issues in MarkLogic application logic, including performance bottlenecks and functional defects in REST endpoints and modules.Collaborate with XPP, UI, and API teams to ensure MarkLogic services remain stable and backward compatible during schema and workflow changes. Coordinate with developers, testers, and project managers to resolve requirement gaps.Provide inputs for weekly status reports, risks, and issues.Required QualificationsAdvanced MarkLogic development using REST APIs, modules, endpoints, and application services.Experience delivering MarkLogic-backed application features in complex, XML-centric environments.Integration experience between MarkLogic services and external application tiers (XPP, REST APIs, UI).Minimum 10 years in C#, SQL stored procedures, Blazor Server, and Saxon.Location:RemoteSalary:$120-150,000 Annually with benefitsUS Citizenship OnlyYSI is an Equal Opportunity Employer. All qualified applicants will receive consideration for employment without regard to race, color, religion, sex, pregnancy, sexual orientation, gender identity, national origin, age, protected veteran status, or disability status.#J-18808-Ljbffr