RealPage is looking for a Developer I (C#/.NET/SQL) to join a fast-paced engineering team and support modernization of the OneSite Property Management platform. OneSite is a core enterprise-grade production system within RealPage’s ecosystem.

As a Developer I, you will assist in development, testing, and deployment of OneSite platform components. OneSite is a core enterprise-grade production system within RealPage’s ecosystem. You will participate in all phases of the SDLC and receive detailed instructions for new tasks while contributing to modernization efforts, REST API enhancements, SOAP-to-REST migration, and addressing blockers limiting adoption of New OneSite.

Primary Responsibilities:

• Participate in all phases of the software development lifecycle under guidance from senior engineers, including design discussions, implementation, testing, and deployment.
• Develop and maintain C#/.NET code following established patterns and receiving detailed instructions for new tasks.
• Assist in modernization efforts across the OneSite platform, including supporting SOAP-to-REST migration activities.
• Help address fast-paced engineering work needed for resolving blockers related to Classic vs. New OneSite.
• Write and maintain SQL logic (stored procedures, UDFs, inline SQL) following existing OneSite coding standards.
• Contribute to component-level tools, reusable code samples, and patterns that support instrumentation, monitoring, security, scalability, and performance.
• Use AI coding assistants at a basic level to generate boilerplate code, tests, and documentation while validating outputs.
• Participate in design and code reviews to learn best practices and improve code quality.
• Identify issues within assigned work products and escalate questions or concerns appropriately.
• Estimate task effort under general supervision and communicate progress clearly to the team.

Required Skills/Knowledge/Abilities:

• Bachelor’s degree in computer science or equivalent
• 0–2 years of experience
• Understanding of SDLC concepts
• General understanding of APIs (REST, HTTP basics)
• General understanding of relevant tech stack (C#, .NET, SQL, HTML/JS)
• Strong interest and enthusiasm for software technologies
• Good communication skills
• Attention to detail
• Strong problem-solving skills
• Ability to follow detailed instructions and work under general supervision

Preferred Knowledge / Experience:

• Hands-on experience with C#, .NET Framework, Web API
• Basic SQL/T-SQL experience, stored procedures
• Experience with HTML5, CSS, JavaScript, jQuery
• Exposure to AngularJS/Angular
• Understanding of SOAP/REST interactions
• Familiarity with Git, TFS, Azure DevOps
• Understanding of legacy technologies like ASP, JavaScript
• Exposure to full-stack development (coursework or internships) #LI-JL1 #LI-REMOTE

Tech Stack:

Classic: HTML/JavaScript/jQuery/VBScript .ASP, iFrames; SOAP/.NET Web Methods; .NET Framework 4/4.5.

New OneSite: AngularJS, Angular, .NET Framework 4.7.2; REST APIs with Swagger; SQL Server 2019; TFS; Azure DevOps; ELK..

New OneSite: AngularJS, Angular, .NET Framework 4.7.2; REST APIs with Swagger; SQL Server 2019; TFS; Azure DevOps; ELK.