Full-Stack Developer

Cornerstone Chapel; Leesburg (VA); On-site; USD 95,000 - 130,000; Full time

Job summary

Cornerstone Chapel in Leesburg, VA is seeking a Full-Stack Developer with a focus on the Rock RMS platform. The role leads technical management and customization of the church management system, translating ministry needs into practical software solutions for staff and congregants, and delivering tasks with excellence.

The ideal candidate will have a Bachelor’s degree in CS or IT, 3–5 years of full-stack development experience, and strong skills in C#, .NET, SQL Server, HTML/CSS/JS, and REST

Qualifications

• Bachelor’s degree in computer science or IT related field required.
• 3–5 years of experience developing, testing, and deploying scalable full-stack applications in a collaborative development environment.
• Experience with on-premise hosting and management (Proxmox/virtualization, CEPH, virtual routing/switching) preferred.
• Experience with REST APIs preferred.

Responsibilities

• Design, develop, and maintain custom Rock RMS blocks, attributes, and plugins using C# and .NET.
• Database management: write and optimize complex SQL queries and stored procedures for data integrity and high-performance reporting.
• Workflow automation: build and refine advanced Rock workflows to automate administrative tasks and enhance member engagement.
• Integration: manage and develop API integrations between Rock RMS and third-party software.
• UI/UX optimization: customize the Rock interface and portals using HTML, CSS, and JavaScript.

Skills

Communication

Customer service

Multitasking

Independent work

Technical reading

Education

Bachelor’s degree in computer science or IT related field

Tools

Proxmox/virtualization

CEPH

REST APIs

Git

SQL Server

HTML/CSS/JS

Job description

Cornerstone Chapel

Job Description/Specification

Full-Stack Developer

Job Summary

The Full-Stack Developer will specialize in the Rock RMS platform to lead the technical management and customization of the church management system. He or she will not just be a coder, but a problem-solver who can translate ministry needs into technical solutions that improve the experience for the staff and congregation. He or she will seek to perform all duties as unto the Lord, relying on the Holy Spirit for guidance, and completing all tasks with excellence.

Minimum Qualifications

Education

• Bachelor’s degree in computer science or IT related field required

Experience

• 3–5 years of experience developing, testing, and deploying scalable full-stack applications in a collaborative development environment
• Experience with on-premise hosting and management (Proxmox/virtualization, CEPH, virtual routing/switching) preferred
• Experience with REST APIs preferred

Certifications / Licenses

• None required

Knowledge, Skills & Abilities

• Strong verbal and written communication skills with the ability to present ideas and solutions in user-friendly language
• Excellent customer service skills
• Able to multitask
• Proven ability to manage high priority projects and work independently
• Adept at reading, writing, and interpreting technical documentation and procedure manuals

Technologies

• Proficient in C# and the .NET framework
• Strong expertise in Microsoft SQL Server
• Solid understanding of front-end technologies: HTML5, CSS3, and JavaScript
• Experience with Git version control

Physical Capabilities

• Able to sit for prolonged periods of time in front of a computer

Personal Characteristics

• Exhibits patience
• Maintains a high degree of integrity and confidentiality in all aspects of the job
• Demonstrates a teachable spirit
• Completes tasks in a timely manner
• Effective and tactful in communicating needs and concerns with manager and others

Work Hours

• Able to work a flexible 40 hour work week schedule

Job Functions and Tasks

Essential Functions

• Custom Development: Design, develop, and maintain custom Rock RMS blocks, attributes, and plugins using C# and .NET
• Database Management: Write and optimize complex SQL queries and stored procedures to ensure data integrity and high-performance reporting
• Workflow Automation: Build and refine advanced Rock workflows to automate administrative tasks and enhance member engagement
• Integration: Manage and develop API integrations between Rock RMS and third-party software (e.g., payment processors, communication tools, or accounting software)
• UI/UX Optimization: Customize the look and feel of the Rock interface and external-facing portals using HTML, CSS, and JavaScript

Job Context: Seated desk work

Job Status: Full-time, Exempt