Demo

Application Developer Specialist 2

TechWish
Sterling, VA Full Time
POSTED ON 2/25/2025
AVAILABLE BEFORE 5/7/2025

Responsibilities :

  • Perform detailed and quality application design, database design, coding, and unit / integration / performance testing.
  • Develop and integrate complex application modules using .NET 4.8, ASP.NET, .NET Core, C#, n-Tier architecture, SOA, XML / JSON-based web services and application development tools such as Microsoft Visual Studio 2019 / 2022 and SQL Server Management Studio.
  • Implement web-based user interfaces in .NET using Razor / MVC4 / MVVM architectural patterns, AJAX, HTML5, CSS and JavaScript (React, Angular or Backbone).
  • Develop relational database design, normalization, T-SQL / stored procedures and manage databases in SQL Server 2017 / 2019 and Azure SQL.
  • Build secure web applications with user authentication and role-based access control.
  • Institute graphic user interfaces following user experience and accessibility best practices.
  • Generate reports using Microsoft SQL Reporting Services (SSRS), ad-hoc reporting, and data migration / transformation using SSIS packages.
  • Perform configuration management, continuous integration, and version control utilizing Azure DevOps.
  • Implement web services using Windows Communication Foundation (WCF).
  • Adhere to Software Development Life Cycle (SDLC) processes. The following methodologies are currently being used for different projects Waterfall, RUP and Agile.
  • Create / update design artifacts and deliverables such as use case diagrams, application architecture, class / sequence diagrams and high-level / detailed design documentation.
  • Collaborate with business analysts, quality assurance specialists and application developers during the design, development, testing, and implementation of applications.
  • Understand high level application architecture / design, network design, performance constraints and security frameworks.
  • Participate in and contribute to formal / informal technical reviews and presentations.
  • Research, present and / or make recommendations on technical issues.

MANDATORY SKILLS / EXPERIENCE :

Note : candidates who do not have the mandatory skills will not be considered.

Minimum of 5 years' experience with writing application software, data analysis, data access, data structures, data manipulation, databases, programming, testing and implementation, technical and user documentation, software conversions; environments include but are not limited to mainframe, mid-range, personal computers, laptop; available to assist and / or lead in the design of program specifications and the implementation of software solutions.

Preferred Skills / Experience for Consultant Candidates :

  • BA / BS Degree or equivalent, in a technology related field or other degree preferred.
  • Advanced-level certifications and / or training in application development.
  • Microsoft Certified Professional.
  • 5 years of total experience in object-oriented design, development, testing and deployment of mission critical business applications, at least 6 of which are in a web / client-server environment.
  • 3-5 years of hands-on development experience with projects involving Microsoft.NET and SQL Server technologies for web, web service and desktop application development using C#.NET, ASP.NET, ADO.NET, HTML 5, AJAX, WPF, WCF, MVC, jQuery, Entity Framework, LINQ, Redux, Visual Studio 2017 / 2019 / 2022.
  • 4 years of relational database design, normalization, T-SQL, stored procedures, SQL Server 2014 / 2017 / 2019, SSIS packages, data modeling tools (ERwin / ERStudio).
  • Proficiency in data analysis and ad-hoc reporting using T-SQL, Microsoft SQL Server, and Microsoft Excel.
  • Expertise in map-based application development and GIS mapping software, with ESRI ArcGIS Desktop, ArcGIS Online, Open Layers and / or Mapbox preferred.
  • Advanced working knowledge of Microsoft Team Foundation Server, Azure DevOps, or a similar application lifecycle management tool.
  • Experience in UML / Rational tools or other design tools.
  • Strong communication, presentation, and leadership skills.
  • Proficient in JavaScript frameworks : React, Backbone, and Angular.
  • Proficient in responsive design frameworks, such as Bootstrap.
  • Proficient in Wireless / Mobile / Disconnected architecture / applications.
  • Experience with online payment implementation / integration.
  • Working knowledge in Business Intelligence and Decision Support Systems.
  • Prior experience working in federal, state, or local government projects.
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