Sr. ERP Developer (PHP)

Full-Stack ERP Developer

Elmhurst, IL (On-site Position)

Target Base Salary: $130,000-$160,000/year.

We are seeking a Full-Stack ERP Developer to support and expand our internal technology ecosystem. This role is responsible for developing and maintaining an in-house ERP system, implementing new technologies for production and business teams, and building API integrations to improve workflows and system connectivity.

The ideal candidate is a hands-on developer who thrives in a PHP-driven environment, enjoys working across the stack, and can translate business needs into reliable, scalable solutions.

Key Responsibilities

ERP Development & Support

• Enhance and maintain an in-house ERP system (HTML, JavaScript, PHP, MySQL)
• Develop new modules and features to support evolving business needs
• Maintain and improve a legacy PHP codebase, ensuring stability, performance, and scalability
• Troubleshoot and support a legacy ERP codebase, ensuring system stability and reliability
• Diagnose and resolve system issues to support day-to-day operations

Business & Production Technology

• Develop and deploy new technologies such as handheld scanners, touchscreen HMIs, and production floor displays
• Partner with operations, production, and business teams to identify automation opportunities and drive efficiency improvements
• Ensure solutions are user-friendly, reliable, and scalable

Systems Integration & APIs

• Design and implement API integrations between ERP systems, reporting tools, and third-party platforms
• Ensure secure, efficient, and well-documented data flows across systems
• Support ongoing digital transformation initiatives by connecting and streamlining disparate systems

Qualifications

• Bachelor’s degree in Computer Science, Information Systems, or related field
• Strong experience with full-stack web development (PHP, HTML, JavaScript, MySQL)
• Experience working with RESTful APIs (design, integration, authentication)
• Comfortable working in Linux environments; experience with cloud-hosted systems (e.g., Azure) is a plus
• Strong troubleshooting and analytical problem-solving skills
• Ability to translate non-technical requirements into effective technical solutions

What We Offer

• A collaborative and down-to-earth work environment
• Opportunities to work on impactful, business-critical systems
• The ability to influence technology decisions and drive meaningful improvements
• Career growth and development opportunities within a stable and growing organization