Full-Stack Software Developer (Mobile App)

Job Description

Job Description

About Us

We are a dynamic SaaS company building innovative software solutions that make a difference in the Environmental Health Risk and Safety industry. Our collaborative team is passionate about technology and committed to excellence. We are looking for a talented Full-Stack Mobile Developer to join our team in San Diego, CA and help drive our technical vision forward.

**THIS IS AN ON-SITE POSITION IN SAN DIEGO, CA 92127.**

• Competitive Salary Range: $115,000-$130,000 per year DOE

The Opportunity

We are looking for a Senior Full-Stack Software Developer with strong .NET MAUI expertise to join our engineering team in San Diego, CA. This role is for a skilled software engineer who happens to be highly proficient in mobile, and you thrive when working across the entire technology stack. It is a broad, versatile role for a well-rounded .NET developer who can own our customer-facing mobile application while also contributing across back-end services, APIs, web development, data integrations, and authentication systems. You will be a key contributor in a collaborative, close-knit engineering team where your work has direct and visible impact on our product and our clients every single day.

Duties and Responsibilities

Mobile Application Development (.NET MAUI)

• Design, develop, and enhance our customer-facing cross-platform mobile app using .NET MAUI
• Implement intuitive, responsive UI/UX consistent with iOS and Android platform standards
• Identify and resolve bugs to maintain a seamless, high-quality mobile user experience
• Manage application upgrades and keep the mobile development environment current
• Ensure ongoing compliance with Google Play Store and Apple App Store policies and guidelines
• Own the mobile app release cycle including build management and store submissions

Back-End & Web Development

• Design and develop scalable web application components using ASP.Net, MVC, C#, and VB.Net
• Build, maintain, and enhance back-end services, modules, and application features across our platform
• Develop and maintain Queues, Loaders, and SSIS Loaders supporting API and data workflows
• Build and maintain Reports and Dashboards across various modules of our application
• Contribute to database design, query optimization, and data management tasks as needed

API Development & Client Integration

• Develop, maintain, and troubleshoot our public-facing RESTful APIs
• Work directly with clients to diagnose and resolve issues encountered during API integration
• Document API changes and maintain clear, up-to-date integration guides for external partners

Authentication & SSO

• Implement and enhance Single Sign-On (SSO) flows and authentication integrations
• Troubleshoot and resolve SSO-related issues reported by clients and end users
• Maintain secure, standards-compliant authentication across mobile and web surfaces

Cloud, DevOps & Team Collaboration

• Leverage Azure cloud services for hosting, storage, and backend infrastructure
• Contribute to and maintain CI/CD pipelines following DevOps best practices
• Participate in code reviews, architectural discussions, and sprint planning
• Mentor junior developers and actively contribute to a culture of engineering excellence
• Stay current with .NET ecosystem updates, mobile platform changes, and industry best practices

The Ideal Candidate

Education:

• Bachelor’s degree in Computer Science, Information Technology, Software Engineering, or a related field from an accredited college or university — required
• Master’s degree or post-graduate coursework in a related field — preferred
• Equivalent combination of education and hands-on professional experience will be considered in lieu of a formal degree
• Relevant Microsoft or Azure certifications (e.g., Azure Developer Associate, Microsoft Certified: .NET Developer) — a plus

Work Experience:

• 5+ years of professional full-stack software development experience — required
• 3+ years of hands-on mobile application development using .NET MAUI or Xamarin — required
• 3+ years of back-end development experience using ASP.Net, MVC, C#, and/or VB.Net (required)
• Proven experience developing, maintaining, and supporting public-facing RESTful APIs (required)
• Demonstrated experience with SSO implementation and identity provider integrations (required)
• Experience with SSIS, data loaders, queues, and reporting/dashboard development (required)
• Experience with Azure cloud services and CI/CD pipeline management (required)
• Experience across multiple areas of the Microsoft .NET stack beyond mobile (web, data, integrations) (required)
• Prior experience with App Store and Google Play submission, compliance, and release management - preferred
• Experience working directly with external clients on technical troubleshooting and integration support - preferred

Knowledge, Skills & Abilities:

Technical Knowledge

• Deep knowledge of the Microsoft .NET ecosystem including C#, ASP.Net, MVC, VB.Net, and .NET MAUI
• Strong understanding of object-oriented programming (OOP) principles, design patterns, and software architecture
• Knowledge of RESTful API design, development, versioning, and best practices
• Familiarity with SSO protocols such as OAuth 2.0, OpenID Connect, and SAML
• Understanding of mobile UI/UX principles and iOS/Android platform-specific design guidelines
• Knowledge of secure coding practices, scalable architecture, and performance optimization
• Familiarity with SQL Server, database design fundamentals, and data pipeline management (SSIS, Queues, Loaders)
• Understanding of CI/CD workflows, DevOps practices, and Agile/Scrum methodologies
• Awareness of emerging .NET technologies and the ability to evaluate and adopt new tools as needed

Technical Skills

• Proficient in .NET MAUI and Xamarin for cross-platform iOS and Android mobile development
• Skilled in full-stack web development using ASP.Net, MVC, C#, and VB.Net
• Experienced in developing, consuming, and troubleshooting RESTful APIs and third-party integrations
• Hands-on experience with Azure cloud services including hosting, storage, and authentication
• Proficient with version control tools, particularly Git
• Ability to build and maintain SSIS loaders, queues, data pipelines, and reporting dashboards
• Competent with CI/CD tooling such as Azure DevOps or GitHub Actions
• Proficient with Visual Studio and the broader Microsoft development toolchain

Abilities & Soft Skills

• Versatile, adaptable and equally comfortable writing mobile UI code and architecting a backend API
• Ability to work independently and take full ownership across the entire software development lifecycle
• Strong analytical and problem-solving skills with a detail-oriented and solution-focused mindset
• Effective written and verbal communication skills, including client-facing technical support
• Ability to collaborate within a larger engineering team while managing individual deliverables
• Capacity to mentor junior developers and contribute to a culture of continuous improvement
• Proactive in keeping current with evolving technologies, platform requirements, and compliance standards

Competitive Salary and Benefits Package

• Competitive salary range: : $115,000-$130,000 per year DOE
• 401K Retirement with a generous 6% employer match – 100% vested immediately
• Medical Coverage (HMO & PPO options) – 100% paid by employer for employee and their dependents
• Employer-paid life insurance
• Dental and Vision coverage
• Vacation Time Off
• Paid Holidays
• Sick Leave
• Wellness Program including weekly chair massage and in-office gym
• Company-provided daily office snacks
• Dog-friendly office

Work Schedule & Location

• Monday to Friday, 8 AM to 5 PM; occasional weekends depending on business needs
• On-site position in San Diego, CA 92127

Physical Requirements

The physical demands are representative of those that must be met by an employee to successfully perform the essential functions of this job with or without reasonable accommodation.

• This position primarily involves computer work in an office environment and may occasionally require lifting/moving items up to 50 pounds.

To Apply

• If you're excited about leading technical innovation and building great software with a talented team, we'd love to hear from you!
• Submit your application: -7e46-41fd-ad4b-d86ebf75c8d7& ccId=19000101_000001&lang=en_US& jobId=9201760151018_1&&source=EN

Equal Opportunity Employer

We are an Equal Opportunity Employer and value diversity at our company. The statements above is intended to describe the general content of and requirements for the performance of this job. It is not to be construed as an exhaustive statement of duties, responsibilities or physical requirements. Nothing in this job description restricts management’s right to assign or reassign duties and responsibilities to this job at any time. The physical demands are representative of those that must be met by an employee to successfully perform the essential functions of this job with or without reasonable accommodation.