ARES Corporation

Senior Application Developer

ARES Corporation$100K — $120K *
Information Technology
Less than 5 years of experience
Job Overview by Ladders

Qualifications

  • Bachelor's degree in Computer Science, Computer Engineering, or related experience.
  • 5-7 years of experience in full-stack web application development.
  • Proficient in C# and the .NET framework/.NET Core for backend and API development.
  • Strong experience in relational database design and management using Microsoft SQL Server.
  • Excellent written and verbal communication skills, with a focus on interpersonal relationships.
  • Experience with GitHub-based workflows, including feature branching and code reviews.
  • Ability to develop detailed technical designs from general concepts.

Responsibilities

  • Design, develop, test, and maintain end-to-end full-stack web applications.
  • Implement relational data models in Microsoft SQL Server using Entity Framework.
  • Build and consume RESTful APIs in .NET/C# with necessary security measures.
  • Create responsive UI components with Angular and PrimeNG focused on user experience.
  • Translate functional and technical requirements into actionable development tasks.
  • Debug and resolve defects across all application layers, including performance issues.
  • Manage source control with GitHub, including feature branches and code reviews.

Benefits

  • Medical, dental, and vision insurance.
  • Health Savings Accounts (HSA) and Flexible Spending Accounts (FSA).
  • Life and disability insurance options.
  • Critical illness and accident insurance.
  • Employee Stock Ownership Plan (ESOP).
  • 401(k) retirement plan with employer matching.
  • Generous paid time off and holiday schedule.
Full Job Description
KLXS III Artemis - Senior Application Developer

Join our team at the Kennedy Space Center supporting NASA's Artemis Exploration Ground Systems (EGS) Program via the KLXS III contract. Under this contract, ARES and its partners provide engineering and technical services, program and business management support services and administrative support services to the EGS Program.

Position Summary: Onsite development and maintenance of web applications.

Job Description

App Developer Functional Responsibilities
  • Design, develop, test, and maintain full-stack web applications end-to-end, from the Microsoft SQL Server database, through Entity Framework and .NET/C# APIs, to Angular + PrimeNG front ends.
  • Design and implement relational data models in MSSQL, using Entity Framework (migrations, relationships, LINQ) to manage schema evolution and data access.
  • Build and consume RESTful APIs in .NET/C#, including authentication/authorization, input validation, and error handling.
  • Develop responsive, accessible UI components with Angular and PrimeNG, including data grids, reactive forms, and interactive views, with attention to usability and consistent UX.
  • Translate functional and technical requirements into working software; refine and break down requirements into actionable development tasks tracked in GitHub Issues and Projects.
  • Debug and resolve defects across the full stack (UI, API, EF, and database layers), including data-integrity and performance issues.
  • Manage source control and configuration using GitHub, including feature branching, pull requests, code review, and tagged releases.
  • Write and maintain unit tests using built-in .NET and Angular testing frameworks.
  • Perform database administration tasks, including schema management, stored procedures, query tuning, and data troubleshooting.
  • Support software classification activities and maintain related engineering documentation.
  • Create and maintain user, technical, and release documentation for delivered software.
  • Conduct user training and deliver stakeholder demonstrations during design, readiness reviews, and system checks.
  • Collaborate with stakeholders, systems engineers, and management to validate requirements and support project milestones.

Required skills and competencies include:
  • Ability to develop detailed plans and work to a schedule.
  • Strong communication skills, both written and verbal.
  • Good interpersonal skills with the ability to build effective working relationships.
  • High attention to detail and demonstrated follow-through on products.
  • Experience delivering web apps end-to-end across database, API, and front-end layers.
  • Ability to design relational database architecture and perform data analysis.
  • Ability to translate general concepts and requirements into detailed technical designs.
  • Experience with Git-based workflows: feature branching, pull requests, and code review.
  • Ability to write and maintain automated unit tests.

Preferred Qualifications
  • Proficiency with C# and the .NET framework/.NET Core for back-end and API development.
  • Entity Framework: data modeling, migrations, relationships, and LINQ queries.
  • Experience with Microsoft SQL Server, including relational schema design, stored procedures, query optimization, and problem resolution.
  • Proficiency with Angular, including components, services, routing, and reactive forms.
  • Experience building UIs with the PrimeNG component library.
  • Visual Studio, Visual Studio Code, Microsoft SQL Server Management Studio
  • Familiarity with SharePoint On-Prem & Online
  • Familiarity with PowerApps: Power Automate, Power FX Code, Power BI Report Building
  • SharePoint On-Prem: Nintex Forms, Nintex Workflows, SSRS Report Building

Education/Experience

  • Bachelor of Science (BS) in Computer Science or Computer Engineering, or a BS in a different field with appropriate work exper


ARES BENEFITS:

ARES offers a competitive compensation and benefit package. Full-time employees may participate in:
  • Medical Insurance
  • Dental Insurance
  • Vision Insurance
  • HSA/FSA Accounts
  • Life & Disability Insurance
  • Critical Illness & Accident Insurance
  • ESOP
  • 401(k) Plan
  • Paid Time Off & Holidays


About ARES Corporation

ARES Corporation is a privately held company that provides engineering, project management, risk management, and technology solutions for clients in the aerospace and defense industries. The company was founded in 1992 and is headquartered in McLean, Virginia. ARES Corporation has worked on a variety of projects, including the development of the Orion spacecraft for NASA and the design of the Air Force's next-generation bomber. The company has also provided support for the Department of Defense and other government agencies.
Learn more about ARES Corporation
Size
1,000 employees
Market Cap
$9.6 billion
Industry
Net Income
$484 million
Revenue
$1.5 billion
NASDAQ

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