{"id":2825975,"url":"https://alion.io/job/squarepeg-qa-mobile-developer-square-peg-hires","title":"[QA] - Mobile Developer - Square Peg Hires","company":{"id":3801933,"name":"Squarepeg","domain":"squarepeg.ai","url":"https://alion.io/company/squarepeg-2","size_band":"11-50","is_staffing_agency":false,"employer_type":"direct","is_intermediary":false,"listed_via":null,"ats_vendor":"JazzHR","truth_index":null},"role":"QA","role_family":"QA","seniority":"middle","employment_type":null,"work_mode":"on_site","remote_scope":null,"remote_scope_basis":null,"remote_working_hours":null,"hiring_geo_confidence":"structured","locations":["New York, United States"],"countries":["US"],"hiring_countries":[],"hiring_countries_total":0,"salary":null,"salary_estimate":{"min_usd":81000,"max_usd":158000,"period":"year","method":"role_seniority_country_remote_cell","sample_n":307},"experience_years_min":3,"visa_sponsorship":false,"relocation_package":false,"has_equity":false,"technologies":[{"name":".NET","optional":false},{"name":"Agile","optional":false},{"name":"C#","optional":false},{"name":"CI/CD","optional":false},{"name":"Firebase","optional":false},{"name":"Flutter","optional":false},{"name":"Git","optional":false},{"name":"Java","optional":false},{"name":"Jira","optional":false},{"name":"Kotlin","optional":false},{"name":"Machine Learning","optional":false},{"name":"MVC","optional":false},{"name":"MVP","optional":false},{"name":"MVVM","optional":false},{"name":"React Native","optional":false},{"name":"Rest API","optional":false},{"name":"Scrum","optional":false},{"name":"Swift","optional":false},{"name":"Trello","optional":false},{"name":"ViewModel","optional":false},{"name":"Xamarin","optional":false},{"name":"Dart","optional":true},{"name":"JavaScript","optional":true},{"name":"Jetpack Compose","optional":true},{"name":"React.js","optional":true}],"status":"live","first_seen_at":"2026-10-18T22:14:01Z","employer_posted_date":"2026-10-18","last_verified_at":"2026-10-20T16:53:21Z","board_verified":true,"closed_at":null,"days_open":1,"trust":{"level":"ok","repost_count":null,"flags":[],"days_open":1},"description":"We are looking for a highly motivated Mobile Developer to help build, design, architect and implement mobile app solutions within an Agile process to meet the business requirements of the organization. The position requires extensive development experience with mobile app development, Xamarin.Forms, and C#. Proficiency in Xamarin. Forms mobile app development and an understanding of the Model-View-ViewModel (MVVM) design pattern. Responsibilities Work with a team of industry experts to design and develop sophisticated software Enhance and maintain our mobile Xarmarin Forms application Enhance and maintain our RESTful API Requirements University degree in Software Engineering, Computer Science, or equivalent Self-motivated with a passion for software development and clean code Excellent interpersonal and written communication skills including experience working directly with customers/end users. Understanding of S.O.L.I.D principals Agile, Scrum development practices, TDD 3+ years C# .NET Framework experience Experience working with REST API’s Use of MVVM architectural pattern for separation of XAML UI with the underlying data. Good knowledge of WPF concepts like Resources, Markup extensions, DataBinding and CommandsProficiency in mobile app development languages and frameworks (e.g., Swift, Kotlin, Java, React Native, Flutter).Experience with mobile app architecture patterns (e.g., MVC, MVVM, MVP).Knowledge of responsive design principles and adaptive layout.Familiarity with mobile app security best practices.nderstanding of version control systems (e.g., Git).Ability to optimize mobile apps for performance and battery efficiency.Experience with third-party libraries, APIs, and SDKs.Strong problem-solving skills and attention to detail.Knowledge of mobile app testing and continuous integration (CI/CD) processes.iOS and Android app development for smartphones and tablets.Familiarity with wearables and IoT (Internet of Things) devices.App distribution through app stores (Apple App Store, Google Play Store).Knowledge of push notifications and in-app messaging.Awareness of mobile app analytics and tracking tools (e.g., Firebase Analytics, Google Analytics).\nExperience with cross-platform development tools and frameworks (e.g., Xamarin, Flutter).Ability to write code once and deploy it on multiple platforms.\nEmerging Technologies:\nInterest and experience in emerging technologies like augmented reality (AR) and virtual reality (VR) app development.\nFamiliarity with AI and machine learning integration in mobile apps.\nUser-Centered Design:\nStrong understanding of user experience (UX) and user interface (UI) design principles.\nCollaboration with UX/UI designers to create visually appealing and intuitive mobile apps.\nCommunication and Collaboration:\nEffective communication skills to interact with cross-functional teams, including designers, product managers, and QA testers.\nCollaborative mindset and the ability to work in an Agile or Scrum development environment.\nContinuous Learning:\nCommitment to staying updated on the latest mobile app development trends, tools, and technologies.\nWillingness to attend conferences, workshops, and training sessions for professional development.\nProject Management:\nExperience with project management tools (e.g., Jira, Trello) for task tracking and project planning.\nBy including this additional information in the job description, you provide a more comprehensive overview of the qualifications, skills, and expectations for the Mobile Developer role. This helps potential candidates better understand the position and its requirements\nMobile App Development:\nDesign and build innovative, user-friendly, and high-performance mobile applications for iOS and/or Android platforms.\nCollaborate with cross-functional teams to define app requirements and specifications.\nEnsure the best possible performance, quality, and responsiveness of mobile apps.\n\nCoding and Testing:\nWrite clean, maintainable, and efficient code.\nConduct thorough testing and debugging of mobile apps to identify and resolve issues.\nPerform code reviews to maintain code quality and consistency.\n\nUI/UX Design:\nCollaborate with designers to implement attractive and intuitive user interfaces.\nOptimize user experience to ensure usability and accessibility.\n\nIntegration:\nIntegrate mobile apps with backend services, APIs, and external data sources.\nWork with RESTful APIs for data retrieval and synchronization.\n\nDocumentation:\nDocument code, project 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