About this role
WHO WE ARE: Mariner innovates always and everywhere, turning novel ideas into practical solutions. From products and services to venture creation, we build better futures powered by people. Our purpose has always been to be a great, everlasting technology company for those who make an impact - elevating people, data, and technology in the best way to solve hard problems. We partner with people embracing change, leveraging data, cybersecurity, cloud, and change management to drive successful business outcomes that matter to our customers. Mariners build for change. Like SHIFT Energy, our energy management and decarbonization company. Or East Valley created to scale social economic impact in our communities through investment and mentorship of emerging change-makers and their companies. Mariner s purpose has always been to be a great, everlasting technology company and the core values that guide us every day are: OUR VALUES We care for our team. We care about the impact we have on our community. We serve by solving complex problems. We grow because growth fuels opportunities. We innovate always and everywhere. We build a business that lasts. OVERVIEW OF THE ROLE: We are seeking experienced Lead and Senior Developers to help design, build, and deliver enterprise, cloud-based applications within a complex digital environment. These roles require strong hands-on expertise in .NET/C#, API development, system integration, scalable design, and secure engineering practices. The ideal candidates will bring experience building integration-heavy solutions across multiple systems, preferably in Azure-based environments. They will be comfortable working in Agile delivery teams, contributing to technical direction, and delivering high-quality, maintainable solutions. This opportunity is open to both full-time salaried employees and independent contractors. WHAT YOU LL BE DOING IN THE ROLE: Design, build, and support enterprise applications and integration-heavy solutions in cloud-based environments Develop and maintain backend services, APIs, and system integrations using .NET/C# and modern development frameworks. Contribute to scalable system design, API-first development, microservices patterns, and secure application architecture. Develop and integrate solutions involving healthcare interoperability standards such as FHIR/HL7 Work with Azure-based services, including Azure API Management, to support secure and scalable application integration. Support CI/CD pipelines, automated testing, DevOps, and DevSecOps considerations. Collaborate with architects, Business Analysts, delivery leads, and technical team members to support solution design, sprint delivery, estimation, and backlog refinement. Participate in code reviews, technical design discussions, troubleshooting, and quality assurance activities. Integrate with or extend Power Platform solutions, including Power Apps and Power Automate, where appropriate. Mentor developers, guide code quality, support architecture alignment, and help define coding standards, as required. WHAT SKILLS/QUALIFICATIONS YOU LL NEED TO DO THE JOB: Strong hands-on experience building enterprise applications in cloud-based environments, preferably Azure. Deep expertise in .NET/C#, API development, system integration, and RESTful services. Strong understanding of scalable architecture, microservices patterns, API-first design, and secure coding practices. Solid understanding of software design patterns, performance optimization, and automated testing. Experience with CI/CD pipelines using Azure DevOps, GitHub, or similar tools. Ability to mentor developers, lead code reviews, guide technical decisions, and support development standards. Comfortable working in Agile delivery environments. Ability to collaborate effectively with architects, Business Analysts, developers, and delivery stakeholders. ASSETS: Experience with FHIR/HL7 interoperability and exposure to React or Angular. Worki