Software Developer – Full Stack (Internal Applications)

United Contractor Services•Kennesaw, GA

3d•Onsite

About The Position

United Contractor Services is hiring a full-stack software developer to design, build, and maintain internal applications used by teams across the company. This is a full-time, in-office role based at the company’s headquarters in Kennesaw, Georgia. The developer will work across the entire stack, from user interfaces through business logic, APIs, databases, and integrations, and will own applications throughout their lifecycle, including troubleshooting and ongoing improvement. The role involves working directly with accounting, operations, HR, IT, and project teams to understand business processes and requirements, identify opportunities for automation, and turn needs into technical designs, data models, and delivery plans. The developer will establish and document technical standards and ensure applications meet security, access-control, and audit expectations. The company’s technology environment includes Viewpoint Vista and Procore; ADP and Paylocity; Microsoft 365, Entra ID, Teams, Power Platform, and Azure; ManageEngine ServiceDesk or Freshservice; and internal web applications and dashboards. The role also includes researching tools and frameworks and proposing improvements to leadership. Candidates who receive an offer must undergo a drug test and background check in accordance with applicable laws.

Requirements

At least 3 years of professional development experience covering both front end and back end.
Skills in one or more back-end languages such as C#, Python, or JavaScript/Node.
Front-end skills in HTML, CSS, and JavaScript, and experience with a modern framework such as React, Angular, or Vue.
Strong SQL and relational database design skills.
Practical experience building and integrating REST/JSON APIs, including OAuth and token-based authentication.
Comfort with Git and standard development workflows.
A track record of turning business requirements into software people use.
Strong troubleshooting skills and a focus on identifying root causes.
Ability to independently own work and its results.
Ability to work on-site daily at the Kennesaw, Georgia office.

Nice To Haves

Integration or reporting experience with Viewpoint Vista, Procore, ADP, or Paylocity.
Development experience within the Microsoft ecosystem, such as Azure Functions, Power Platform, or Entra ID.
Experience with cloud hosting, CI/CD pipelines, or containers.
Experience with Power BI, SSRS, or other reporting and business intelligence tools.
Background in construction or another project-driven industry.

Responsibilities

Work with accounting, operations, HR, IT, and project teams to understand their workflows and needs.
Identify manual or repetitive processes that could be improved through purpose-built software or automation.
Translate business needs into technical designs, data models, and delivery plans.
Develop internal web applications end to end, including user interfaces, business logic, APIs, and databases.
Design relational database schemas and write efficient queries and stored procedures.
Build and consume REST APIs and webhooks to connect internal applications with core platforms.
Write clean, testable, and maintainable code and participate in code reviews.
Test, deploy, and monitor applications.
Troubleshoot and fix bugs, performance issues, and data integrity problems across the stack.
Implement logging, alerts, validation, and error handling to detect issues early.
Document architecture, data models, field definitions, and business rules.
Define practices for source control, API usage, authentication, and change management.
Ensure applications meet security, access-control, and audit expectations.
Research frameworks, third-party tools, and APIs that may improve delivery.
Improve the performance, scalability, and maintainability of existing applications.
Proactively bring improvement ideas to leadership.