Sr. Web/Mobile Developer

Applications for this position will be accepted through 11/23/26. Koniag Professional Services, LLC, a Koniag Government Services company, is seeking a Sr. Web/Mobile Developer to support KPS and our government customer. The position remote. This position requires the candidate to be able to obtain a Public Trust. Benefits include medical, dental, and vision insurance, 401(k) retirement plan, paid time off, paid parental leave, life and disability insurance, flexible spending accounts, commuter benefits and tuition reimbursement. Koniag Professional Services, LLC, a Koniag Government Services Company, is seeking a Senior Web/Mobile Developer to support a federal modernization initiative for the Department of the Interior (DOI). This role is focused entirely on hands-on application delivery, writing high-quality code to build responsive web applications and cross-platform mobile experiences. We are looking for a senior-level engineer who can seamlessly span across the front-end user experience and middle-tier application logic. Operating within a Microsoft Azure and Power Platform ecosystem, you will build modern interfaces, integrate native device capabilities, and consume backend APIs that connect users directly to complex data and AI tools. This position will be part of a team supporting a federal client with a business and IT modernization project. Key Responsibilities: Web & Mobile Application Development: Develop and deploy responsive web applications and cross-platform mobile-friendly interfaces. Write clean, well-tested, and maintainable code using modern JavaScript frameworks (e.g., React, Angular, Vue) or Power Apps Component Framework (PCF). Implement native mobile features such as offline data caching, camera integration, and geolocation services for field-ready DOI applications. API & Backend Integration: Integrate front-end experiences seamlessly with backend databases (Azure SQL), cloud services, and custom AI/ML model endpoints. Design and consume secure RESTful APIs ensuring high performance and data integrity between systems. Collaborate closely with data developers to ensure smooth data flows and optimize application loading times. UI Optimization & Compliance: Translate Figma or UI prototypes into polished, high-fidelity production environments. Ensure all code and interfaces strictly comply with Section 508 accessibility guidelines for federal software systems. Conduct performance profiling, optimization, and cross-browser/cross-device...

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