Senior Data Systems Developer
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Job Description
Senior Power Apps developer building workforce data-entry and approval workflows for LMI’s federal government clients. Connecting Power Platform solutions to SQL Server and Power BI reporting.
Responsibilities:
- Serve as the primary Power Apps developer, designing, building, and maintaining canvas and/or model-driven apps for data entry, workflow routing, and approvals
- Design workflow-driven screens and forms for analysts, training coordinators, and approvers, partnering with the HCD SME
- Architect and build data flows from Power Apps into the SQL Server backend
- Collaborate with the Senior Data Engineer Lead on the SQL Server schema and data model
- Build Power Automate workflows connecting Power Apps to SQL Server, SharePoint, and other data sources
- Implement notifications, approvals, escalations, and status tracking
- Collaborate with the Senior Data Scientist and Front-End Developer to support reliable Power BI reporting
- Implement role-based access and security within Power Apps and Dataverse/SharePoint in alignment with VA security, FISMA, and Section 508 requirements
- Maintain and enhance existing Power Apps solutions and respond to requests for new forms or workflow features
- Lead UAT and validation, develop test cases, and coordinate defect and change-request resolution
- Document app architecture, data flows, and workflow logic; maintain version control and change management
- Support train-the-trainer sessions and stakeholder adoption
- Stay current on Power Platform capabilities and identify workflow, data-entry, performance, and usability improvements
Requirements:
- Bachelor's degree in computer science, information systems, data science, or a related field
- 8+ years of experience in application/data systems development
- Deep, demonstrated expertise building enterprise-grade Power Apps solutions (canvas and/or model-driven)
- Strong experience designing and building workflow-driven interfaces using Power Apps and Power Automate, including forms, approval chains, notifications, and status tracking
- Experience building Power Apps tailored to support Power BI reporting pipelines, including data model structuring, clean input interfaces, refresh performance, and data quality best practices
- Experience architecting Power Apps solutions that write and push data into a SQL Server database; working knowledge of SQL
- Ability to translate business and program workflows into functional app requirements and intuitive interfaces for non-technical end users
- Familiarity with federal data governance and accessibility standards, including FISMA compliance, data security requirements, and Section 508 (WCAG 2.0 AA) accessible design
- Applicants must meet eligibility requirements for a U.S. Government security clearance
- Only US Citizens are eligible for a security clearance
- LMI will only consider applicants with security clearances or applicants eligible for security clearances
- Desired: Experience supporting VA or VHA data and workflow systems
- Desired: Familiarity with VHA source systems such as TMS 2.0, HRSmart, or SharePoint Online
- Desired: Experience with Dataverse/Common Data Service, including entity/table design and relationships
- Desired: Knowledge of HCD, HSI, or UX methods
- Desired: Proficiency in Power FX and Power Automate expressions
- Desired: Experience with custom JSON formatting for SharePoint list views
- Desired: Master's degree in computer science, information systems, or a related field
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