Senior Application Developer

Job Title: Senior Application Developer(800561)

Locaiton: PA, Remote position

Job Description:

The candidate should have all the following requirements:

• IT expertise in development and support of large, complex, mission critical, enterprise software systems
  
• Provide a highly stable and supportable environment improving all aspects of the Enterprise system
  
• Provide ongoing assessment of the operational state of the network, compute, and security
  

operations and drive continuous improvements

• Continuously evaluate the evolving needs of the Enterprise systems and ensure sufficient
  

capacity is planned and in place to meet the needs of the agencies and customers

• Lead the identification and mitigation of risks, troubleshoot, and provide resolution to
  

complex end to end scenarios involving multiple external agencies, products, protocols,

networks and technology stacks

• Develop and document standards, policies, processes, roles, and responsibilities to support the operations
  
• XML Schema Mastery: Expert-level proficiency in XSD (XML Schema Definition), including the ability to navigate and extend the NIEM core and individual justice domain schema
  
• Transformation Logic: Extensive experience with XSLT 2.0/3.0 and XPath for mapping legacy GJXDM elements to their corresponding NIEM components
  
• Tooling Proficiency: Hands-on experience with NIEM-specific tools such as the Altova XMLSpy for schema management
  
• Maintain and enhance documentation of architecture, infrastructure, and system trouble
  

shooting methods

• Develop, measure, and maintain KPI s for the core network, compute, and security
  

operations and supporting reports, dashboards, and executive summaries

• Unique combination of expertise in Solution Management applications
  
• Understanding of OO concepts and design patterns
  
• Good understanding of TFS, build and deployment process
  
• Problem solving and critical thinking
  
• Must be able to work independently
  
• Can communicate effectively with multiple team members at a given time
  
• Strong team-building, vendor and customer relations skills
  

Required skills and Experience

• Required: 4 Year college degree
  
• Required: .NET Framework (1.1 4.6.x) 5 years
  
• Required: .NET Core 2 years
  
• Required: ASP.NET 5 years
  
• Required: After hours support
  
• Required: C# 5 years
  
• Required: WCF Web Services 5 years
  
• Required: Object Oriented Development 5 years
  
• Required: Web API 2+ year
  
• Required: MS SQL Server 5 years
  
• Required: Visual Studio 5 years
  
• Required: IEPD Lifecycle Management: Proven track record of developing and documenting IEPD according to the NIEM specification 3 years
  
• Required: ESB Migration: Experience refactoring custom client interfaces and web services (SOAP/REST) to consume NIEM-conformant messages without breaking downstream legacy consumers 3 years
  
• Namespace Management: Ability to manage XML namespaces and versioning strategies to ensure backward compatibility during a multi-phased migration 3 years

• Required: Broad experience in software development including coding, testing, deployment and maintenance of applications developed on Microsoft stack - 6 years

Required: Experience maintaining and extending technical documentation 5 years
Required: Understanding and working experience with Microsoft SQL Server 5 years
NICE TO HAVE: Experience with Azure