Sr. ERP Developer (PHP)

Full-Stack ERP DeveloperElmhurst, 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 ResponsibilitiesERP Development & SupportEnhance and maintain an in-house ERP system (HTML, JavaScript, PHP, MySQL)Develop new modules and features to support evolving business needsMaintain and improve a legacy PHP codebase, ensuring stability, performance, and scalabilityTroubleshoot and support a legacy ERP codebase, ensuring system stability and reliabilityDiagnose and resolve system issues to support day-to-day operationsBusiness & Production TechnologyDevelop and deploy new technologies such as handheld scanners, touchscreen HMIs, and production floor displaysPartner with operations, production, and business teams to identify automation opportunities and drive efficiency improvementsEnsure solutions are user-friendly, reliable, and scalableSystems Integration & APIsDesign and implement API integrations between ERP systems, reporting tools, and third-party platformsEnsure secure, efficient, and well-documented data flows across systemsSupport ongoing digital transformation initiatives by connecting and streamlining disparate systemsQualificationsBachelor’s degree in Computer Science, Information Systems, or related fieldStrong 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 plusStrong troubleshooting and analytical problem-solving skillsAbility to translate non-technical requirements into effective technical solutionsWhat We OfferA collaborative and down-to-earth work environmentOpportunities to work on impactful, business-critical systemsThe ability to influence technology decisions and drive meaningful improvementsCareer growth and development opportunities within a stable and growing organization