Web Platform Developer with Mobile App Support

3D Molecular Designs is seeking a Web Platform Developer with Mobile App Support to strengthen core website systems, support grant-related digital product development, and help stabilize and improve our customer-facing web infrastructure. The role is designed around a web-first strategy, with mobile applications serving primarily as shells for web-based experiences rather than as fully native products., This position will lead technical work across the company’s website ecosystem, including HubSpot, Shopify, custom web functionality, integrations, hosting, and user-facing troubleshooting. The role will also support development of web-based grant deliverables and help maintain or publish lightweight mobile app experiences when needed.

The ideal candidate is strongest in modern web development and platform integration, but also brings meaningful familiarity with machine learning and AI concepts relevant to image-based educational tools. Deep ML expertise is not required, but candidates with experience connecting ML capabilities to practical web products will be especially attractive., * Develop, maintain, and troubleshoot custom website functionality using HTML, CSS, JavaScript, and related web technologies.

• Implement and maintain custom solutions within Shopify, including work with Liquid templates, theme customization, and integrations.
• Implement and maintain custom solutions within HubSpot CMS, including HubL-based templates, modules, forms, and related functionality.
• Support server-side and web systems work, including troubleshooting PHP-based or equivalent backend functionality.
• Assist with hosting, domain, DNS, and website infrastructure management, including platforms such as SiteGround.
• Diagnose and resolve urgent website issues, including login, authentication, and user-access problems.
• Build and maintain web-based product features that support grant-related educational technologies.
• Contribute to mobile app architecture and development for lightweight companion apps or app shells that support web-based tools.
• Support testing, debugging, deployment, and ongoing technical improvement of customer-facing digital experiences.
• Work collaboratively with internal staff to translate project goals into technical solutions with less need for handoff and cleanup between departments., Candidates may be especially successful in this role if they have worked in one or more of the following environments:
• Small businesses or mission-driven organizations with limited internal technical capacity.
• E-commerce and marketing technology environments involving Shopify, HubSpot, and multiple software integrations.
• Educational technology, digital learning tools, or interactive scientific/technical content.
• Hybrid roles that combine web development, platform management, troubleshooting, and applied software support.

• Strong working knowledge of HTML, CSS, and JavaScript.
• Experience developing and troubleshooting within Shopify CMS.
• Experience with Liquid, Shopify’s template language.
• Experience developing and troubleshooting within HubSpot CMS.
• Experience with HubL or equivalent templating/custom CMS tools.
• Experience with server-side web development, such as PHP or comparable backend technologies.
• Familiarity with website hosting, domain management, and DNS configuration.
• Experience with mobile app architecture and development, with examples of published or implemented work to discuss during the interview.
• Ability to diagnose technical problems independently and move from issue identification to implementation and testing.

Strongly Preferred Qualifications

• Experience with Python for technical or product development work.
• Familiarity with Java development.
• Familiarity with machine learning and AI models, especially image classification workflows.
• Experience with machine learning libraries such as Scikit-learn or similar tools.
• Exposure to deploying or integrating AI/ML functionality into practical user-facing products, especially web-based tools.
• Familiarity with app publishing workflows for Google Play and the Apple App Store.
• Experience working in small teams where one person must cover both development and technical problem-solving across multiple systems.

Helpful Background, * Able to work independently and solve problems without extensive supervision.

• Comfortable balancing urgent technical fixes with longer-term development work.
• Interested in contributing across departments in a resource-constrained organization.
• Strong communicator who can work with non-technical colleagues to clarify needs and test solutions.
• Practical, adaptable, and willing to improve systems incrementally when a full rebuild is not realistic., * HTML, CSS, and JavaScript: 2 years (Required)
• developing or customizing within Shopify: 1 year (Preferred)
• working within HubSpot CMS: 1 year (Preferred)

Work Location: Hybrid remote in Milwaukee, WI 53202

804 North Milwaukee Street, Milwaukee, WI 53202 Hybrid work $85,000 - $115,000 a year - Temporary, Permanent, Full-time, Contract, Pulled from the full job description

• Parental leave
• 401(k)
• Health insurance
• Retirement plan
• 401(k) matching
• Vision insurance
• Health savings account, In addition to this full-time role, we urgently need to stabilize our current website login and authentication system. We are seeking candidates who are available for an initial 10-20 hour paid contract to diagnose and repair login/auth issues and related user-access problems.

This short-term engagement will be compensated at a mutually agreed-upon hourly rate and can be scheduled before a formal hiring decision. It will also serve as a practical way for both sides to evaluate fit, technical approach, and communication style. Strong performance on this project may lead to a full-time offer for the Web Platform Developer with Mobile App Support role., * 401(k)

• 401(k) matching
• Dental insurance
• Flexible schedule
• Health insurance
• Health savings account
• Parental leave
• Retirement plan
• Vision insurance