{"schemaVersion":"jobsearcher.job.v1","id":"05b18ae6a27e58e859bc1f2c","url":"https://jobsearcher.com/jobs/05b18ae6a27e58e859bc1f2c","canonicalUrl":"https://jobsearcher.com/jobs/05b18ae6a27e58e859bc1f2c","title":"C# / .NET Developer (Shopify / Middleware Focus)","description":"About DemandPDX\nDemandPDX is a Salesforce Crest (Gold) Partner and Shopify Plus Partner, recognized with the highest ratings for Salesforce Commerce Cloud on Salesforce AppExchange. With more than 450 eCommerce implementations delivered by our team, we bring deep expertise across architecture, development, strategy, QA, and project leadership.\n\nOur entire team is U.S.-based, and we pride ourselves on delivering high-end strategic guidance while integrating seamlessly as an extension of our clients’ teams.\nWhy Work With DemandPDX\nWe are committed to building a culture that values flexibility, excellence, and long-term career growth.\n\nFor full-time employees, we offer:\n35- or 40-hour work weeks\n100% remote work\nFlexible schedules\nCompetitive compensation\nPerformance-based bonus opportunities\nMedical, dental, vision, and disability insurance (employee coverage provided)\nHSA plan options\nSimple IRA with 3% company match\nCompany-paid life insurance\nPaid holidays and paid time off\nPaid maternity and paternity leave\nPaid bereavement and natural disaster leave\nCompany-provided laptop\nNote: This role is structured as a contract engagement, with potential for conversion to full-time employment. Full benefits apply upon full-time conversion.\n\nDo you enjoy building scalable backend systems that power seamless digital experiences? Do you thrive in integration-heavy environments where performance, data flow, and reliability matter? Do you like working behind the scenes to ensure platforms talk to each other efficiently and securely?\n\nAs a C# / .NET Developer, you will play a key role in expanding and supporting a client’s middleware layer that integrates Shopify and other systems. You may also contribute to a mobile app backend running in a Platform-as-a-Service (PaaS) environment, as the existing provider transitions off the account.\n\nThis role requires strong backend engineering skills, experience with APIs and integrations, and the ability to work independently in a fast-paced environment.\n\nResponsibilities\nDesign, develop, and maintain middleware applications using C# and .NET.\nBuild and maintain integrations between Shopify and external systems.\nUse GraphQL to query and manipulate data from Shopify APIs.\nEnhance and support existing middleware services currently in production.\nCollaborate with cross-functional teams to define, design, and implement scalable solutions.\nSupport and potentially transition ownership of a mobile app backend (PaaS-based).\nOptimize application performance, scalability, and reliability.\nTroubleshoot and resolve complex backend and integration issues.\nWrite clean, maintainable, and well-documented code.\nParticipate in code reviews and follow engineering best practices.\n\nRequirements\nExperience: Minimum of 4–5 years of hands-on experience with C# and .NET development.\nBackend Development: Strong experience building APIs, services, and middleware architectures.\nShopify (Preferred): Experience working with Shopify APIs. Direct Shopify development experience is ideal.\nGraphQL: Solid experience using GraphQL to query and manipulate data (Shopify GraphQL Admin API experience is a plus).\nCloud / PaaS: Experience working in cloud-based or PaaS environments.\nIntegration Experience: Proven experience integrating third-party systems and APIs.\nProblem-Solving: Strong analytical and troubleshooting skills with the ability to resolve complex backend issues.\nCommunication: Strong written and verbal communication skills. Ability to work effectively with client stakeholders and distributed teams.\nCollaboration: Experience working in an agile development environment.\n\nRemote Work\nThis position qualifies for remote work anywhere in the United States.","company":"Demandpdx","rawCompany":"demandpdx","city":"Remote","state":"OR","isRemote":false,"isActive":false,"createdAt":"2026-08-10T14:08:08.967Z","occupations":[{"code":"15-1252.00","title":"Software Developers","slug":"software-developers"},{"code":"15-1254.00","title":"Web Developers","slug":"web-developers"},{"code":"15-1299.08","title":"Computer Systems Engineers/Architects","slug":"computer-systems-engineers-architects"}],"industries":[{"code":"541512","title":"Computer Systems Design Services","slug":"computer-systems-design-services"},{"code":"541511","title":"Custom Computer Programming Services","slug":"custom-computer-programming-services"},{"code":"513210","title":"Software Publishers","slug":"software-publishers"}],"jobPosting":{"@context":"https://schema.org","@type":"JobPosting","title":"C# / .NET Developer (Shopify / Middleware Focus)","description":"About DemandPDX\nDemandPDX is a Salesforce Crest (Gold) Partner and Shopify Plus Partner, recognized with the highest ratings for Salesforce Commerce Cloud on Salesforce AppExchange. With more than 450 eCommerce implementations delivered by our team, we bring deep expertise across architecture, development, strategy, QA, and project leadership.\n\nOur entire team is U.S.-based, and we pride ourselves on delivering high-end strategic guidance while integrating seamlessly as an extension of our clients’ teams.\nWhy Work With DemandPDX\nWe are committed to building a culture that values flexibility, excellence, and long-term career growth.\n\nFor full-time employees, we offer:\n35- or 40-hour work weeks\n100% remote work\nFlexible schedules\nCompetitive compensation\nPerformance-based bonus opportunities\nMedical, dental, vision, and disability insurance (employee coverage provided)\nHSA plan options\nSimple IRA with 3% company match\nCompany-paid life insurance\nPaid holidays and paid time off\nPaid maternity and paternity leave\nPaid bereavement and natural disaster leave\nCompany-provided laptop\nNote: This role is structured as a contract engagement, with potential for conversion to full-time employment. Full benefits apply upon full-time conversion.\n\nDo you enjoy building scalable backend systems that power seamless digital experiences? Do you thrive in integration-heavy environments where performance, data flow, and reliability matter? Do you like working behind the scenes to ensure platforms talk to each other efficiently and securely?\n\nAs a C# / .NET Developer, you will play a key role in expanding and supporting a client’s middleware layer that integrates Shopify and other systems. You may also contribute to a mobile app backend running in a Platform-as-a-Service (PaaS) environment, as the existing provider transitions off the account.\n\nThis role requires strong backend engineering skills, experience with APIs and integrations, and the ability to work independently in a fast-paced environment.\n\nResponsibilities\nDesign, develop, and maintain middleware applications using C# and .NET.\nBuild and maintain integrations between Shopify and external systems.\nUse GraphQL to query and manipulate data from Shopify APIs.\nEnhance and support existing middleware services currently in production.\nCollaborate with cross-functional teams to define, design, and implement scalable solutions.\nSupport and potentially transition ownership of a mobile app backend (PaaS-based).\nOptimize application performance, scalability, and reliability.\nTroubleshoot and resolve complex backend and integration issues.\nWrite clean, maintainable, and well-documented code.\nParticipate in code reviews and follow engineering best practices.\n\nRequirements\nExperience: Minimum of 4–5 years of hands-on experience with C# and .NET development.\nBackend Development: Strong experience building APIs, services, and middleware architectures.\nShopify (Preferred): Experience working with Shopify APIs. Direct Shopify development experience is ideal.\nGraphQL: Solid experience using GraphQL to query and manipulate data (Shopify GraphQL Admin API experience is a plus).\nCloud / PaaS: Experience working in cloud-based or PaaS environments.\nIntegration Experience: Proven experience integrating third-party systems and APIs.\nProblem-Solving: Strong analytical and troubleshooting skills with the ability to resolve complex backend issues.\nCommunication: Strong written and verbal communication skills. Ability to work effectively with client stakeholders and distributed teams.\nCollaboration: Experience working in an agile development environment.\n\nRemote Work\nThis position qualifies for remote work anywhere in the United States.","datePosted":"2026-08-10T14:08:08.967Z","dateModified":"2026-08-10T14:08:08.967Z","hiringOrganization":{"@type":"Organization","name":"Demandpdx","sameAs":"https://jobsearcher.com"},"jobLocation":{"@type":"Place","address":{"@type":"PostalAddress","addressLocality":"Remote","addressRegion":"OR","addressCountry":"US"}},"identifier":{"@type":"PropertyValue","name":"JobSearcher","value":"05b18ae6a27e58e859bc1f2c"},"url":"https://jobsearcher.com/jobs/05b18ae6a27e58e859bc1f2c"}}