Full Stack Application Developer

Job Title: Full Stack Application Developer

Location: Oklahoma City, OK (on-site)

Salary Range: $80,000 - $150,000 / year depending on experience.

Benefits: The position is eligible for medical, dental, vision, and 401(k).

**Must be authorized to work in the United States now, and in the future, without assistance.

We’re looking for an experienced Full Stack Application Developer to join our team in Oklahoma City. This individual will play a key role in maintaining and improving our enterprise software ecosystem while helping drive our transition toward modern, cloud-based solutions. The ideal candidate thrives in environments that balance legacy system support with forward-looking development involving cloud data platforms, AI/ML tools, and mobile technologies.

• Develop, maintain, and enhance enterprise applications using C#, .NET Framework, .NET Core, ASP.Net (WebForms and MVC), and modern JavaScript frameworks.
• Build and optimize server-side components and data services using Entity Framework and SQL Server.
• Collaborate closely with cross-functional teams to understand requirements and translate them into scalable, high-performing software solutions.
• Support ongoing modernization efforts that incorporate Azure Databricks, machine learning frameworks, and iOS application development.
• Participate in the full software development lifecycle—including architecture design, coding, testing, deployment, and documentation.
• Ensure code quality, system reliability, and application performance across environments.

• 5+ years of professional experience in full-stack software development.
• Proven expertise in C#, .NET Framework, .NET Core, ASP.Net (WebForms and MVC), and JavaScript.
• Solid understanding of Entity Framework, SQL, and object-oriented design principles.
• Proficiency in front-end technologies including HTML5, CSS3, jQuery, and modern JS frameworks such as React or Angular.
• Strong analytical and communication skills with a proactive, solution-oriented mindset.
• Enthusiasm for learning and adopting emerging technologies such as Databricks, AI/ML frameworks, and mobile (iOS) development.

• Languages: C#, JavaScript, TypeScript, SQL, and Python (preferred).
• Frameworks: .NET WebForms, MVC, Entity Framework, jQuery, React/Angular.
• Databases: Microsoft SQL Server or equivalent relational databases.
• Cloud Platforms: Microsoft Azure, Databricks, Power BI (preferred).
• Mobile Development: iOS (Swift, SwiftUI).
• Tools & Practices: Git, Azure DevOps, unit testing, code reviews, SDLC best practices.

No 3rd parties.



Why choose Addison IT?

· Pay: We negotiate high salaries using U.S. Bureau of Labor Statistics

· Benefits & Bonuses: You are eligible for medical, dental, vision insurance benefits, 401K, and monetary bonuses

· Permanent Employment: Many of Addison’s job openings lead to potential permanent employment

· Connections: You connect directly with hiring managers from renowned organizations

· Options: You are presented with multiple employment options near your home

· Professional Development: You are provided hiring process advice, resume revision, and employment term negotiation

Addison Group is an Equal Opportunity Employer. Addison Group provides equal employment opportunities (EEO) to all employees and applicants for employment without regard to race, color, religion, gender, sexual orientation, national origin, age, disability, genetic information, marital status, amnesty, or status as a covered veteran in accordance with applicable federal, state, and local laws. Addison Group complies with applicable state and local laws governing non-discrimination in employment in every location in which the company has facilities. Reasonable accommodation is available for qualified individuals with disabilities, upon request.

IND 005-010