Flutter Mobile App Developer

Flutter Mobile App Developer | On-site | New DelhiCompany: GrubPac TechnologiesAbout GrubPacGrubPac Technologies is redefining last-mile delivery with the world's first smart, dual-zone temperature-controlled delivery box. Our technology ensures that food and pharmaceutical products are delivered at the perfect temperature—every time. Our mobile apps are core to how riders, operations teams, and customers interact with our delivery network in real time.Role Overview We're hiring a Flutter Mobile App Developer with 1–3 years of experience to build and maintain cross-platform mobile applications used by our delivery and operations teams. You'll work on features that directly impact real-time logistics — from live order tracking to delivery box status updates.Job DetailsLocation: On-site – Jhandewalan Office, New DelhiWorking Hours: 9:00 AM – 5:00 PMWorking Days: Monday to FridayContract: 1-Year Contract  (renewable)Probation Period: 3 MonthsExperience: 1–3 YearsSalary Range: ₹3 LPA – ₹7 LPA (based on experience)What You’ll DoBuild and maintain cross-platform mobile apps using Flutter (Dart)Implement clean, reusable UI components from design mockupsIntegrate REST APIs and manage real-time data (order status, tracking, notifications)Work with local storage and state management for smooth offline/online experiencesDebug and resolve issues across Android and iOSCollaborate with backend engineers on API contracts and with design on UX polishPublish and manage app releases (Play Store / App Store)Core Technical SkillsMobile DevelopmentStrong hands-on experience with Flutter and DartUnderstanding of widget lifecycle and Flutter's rendering modelExperience with state management (Provider, Riverpod, Bloc, or GetX)API & DataExperience integrating REST APIs and handling JSON dataFamiliarity with local storage (SharedPreferences, Hive, SQLite)Understanding of authentication flows (JWT/OAuth) in mobile appsPlatform & ToolingWorking knowledge of Android/iOS build and deployment processesFamiliarity with Firebase (push notifications, analytics, crashlytics) is a plusExperience with Git/GitHub version controlPerformance & Quality (Good to Have)Understanding of app performance optimization (build size, rendering)Exposure to real-time features (WebSockets, live tracking, GPS)Basic testing experience (unit/widget tests)What We're Looking ForSomeone who enjoys building smooth, reliable mobile experiencesStrong debugging skills across different devices and OS versionsComfortable owning a feature end-to-end, from UI to API integrationCuriosity about real-time, location-based systemsWhy Join GrubPacBuild mobile apps that power real-time logistics operationsWork on features with direct, visible impact on delivery operationsClose collaboration with a lean, fast-moving engineering teamStrong growth trajectory as our mobile platform scales