Mobile Developer - Flutter, Android, iOS

Job Title : Senior Flutter Engineer

Experience : 4+ Years

Level : Senior Individual Contributor

Job Location : Surat / Ahmedabad (On-site)

Employment Type : Full-Time

About the Role :

We’re seeking a skilled Senior Flutter Engineer to lead end-to-end mobile app development — from architecture and performance to user experience.

Mandatory Skills :

Mobile : Flutter (Dart), Riverpod/Bloc, build_runner, Freezed

Backend : Django/DRF (REST), GraphQL (optional)

Services : Firebase, Crashlytics, Analytics

CI/CD : GitHub Actions, Fastlane, Codemagic, Bitrise

Key Responsibilities :

• Own and optimize Flutter app architecture, performance, and reliability.
• Deliver polished, high-quality features with strong UI/UX focus.
• Integrate securely with REST APIs, Firebase, and real-time data.
• Drive CI/CD, testing (unit/widget/integration), and coding standards.
• Mentor developers and lead code reviews.
• Collaborate with Product & Design to plan and deliver releases.
• Work with DevOps to improve build pipelines and reduce crash/ANR rates.

Required Qualifications :

• 4 to 7+ years in mobile development (3+ in Flutter & Dart).
• Strong in Riverpod/Bloc/Cubit, clean architecture & dependency injection.
• Expertise in performance profiling, async handling, and rendering.
• Experience deploying apps to Android & iOS stores.
• Solid grasp of REST APIs, caching, and offline-first design.
• Familiar with automated testing & CI/CD (GitHub Actions, Bitrise, Codemagic, Fastlane).
• Knowledge of app security, authentication (OAuth/JWT), and Firebase (Auth, FCM, Crashlytics, Analytics).
• Excellent collaboration, communication, and mentoring skills.

Nice to Have :

• Experience with GraphQL, WebSockets, or wearable integrations (Google Fit, HealthKit).
• Exposure to health-tech, food-tech, or recommender systems.

Urgent Hiring!!!

We are looking for Android Developer

Job Description:

• 0.6 month+ years of experience in developing Android applications
• Proficiency in Java, Kotlin, or C++.
• Ability to easily use Android Studio, including the Android SDK.
• Prior experience as an Android Developer will be advantageous.
• Excellent coding and proofreading skills.
• Ability to manage your workload with minimal supervision
• Proofreading your code and correcting mistakes before each app is released.
• Collaborating with UI and UX Designers, as well as Software Testers, to ensure that each app is presentable and in perfect working order

Openings: 5 position

Experience: 0.6 to 2 years

Location: Surat (onsite & full-time only)

Thanks!

Full Stack Engineer ( React Native)

Experience: 1- 5 Years

Work Location: Hyderabad

Skillset: React Native, Node JS, React, MongoDB & AWS

If you have it in you to build dynamic web architecture, APIs and databases in a stimulating, fast-paced environment, then please give us a shout out. You will be a part of an extremely passionate team at Goldstone that is researching and creating smart solutions based on next-gen cognitive technologies.

You will get a chance to work on exciting projects at our state-of-the-art office, grow along with the company and be fruitfully rewarded for your efforts!

Requirements:

• Minimum 1 years of experience in React Native.

• Integration of Rest APIs in react native.

• Firm grasp of the JavaScript and Typescript language and its nuances, including ES6+ syntax

• Knowledge of functional and object-oriented programming

• Ability to write well-documented, clean JavaScript code

• Rock solid at working with third-party dependencies and debugging dependency conflicts

• Familiarity with native build tools, like XCode, Gradle, Android studio and IntelliJ

• Proficient understanding of releasing and monitoring apps on IOS App store, Play store.

• Should be able to communicate to backend developers on API building and modifications needed.

• Testing and releasing builds Experience in application testing software’s Appium is preferable.

• Understanding of REST APIs, the document request model, and offline storage

• Experience with automated testing suites, like Jest or Mocha

• Experience with handling production mobile apps.

• Experience with performance testing and optimization.

Responsibilities:

You’ll

• We are looking for a React Native developer interested in building performant mobile apps on both the iOS and Android platforms.

• You will be responsible for architecting and building these applications, as well as coordinating with the teams responsible for other layers of the product infrastructure.

• Building a product is a highly collaborative effort, and as such, a strong team player with a commitment to perfection is required.

• Build pixel-perfect, buttery smooth UIs across both mobile platforms.

• Leverage native APIs for deep integrations with both platforms.

• Diagnose and fix bugs and performance bottlenecks for performance that feels native.

• Reach out to the open-source community to encourage and help implement mission-critical software fixes—React Native moves fast and often breaks things.

• Maintain code and write automated tests to ensure the product is of the highest quality.

• Transition existing React web apps to React Native.

• Have experience  in iOS/Android apps  with Flutter. Either deployed on the AppStore/Google Play or available on Github;
• 3+ years in mobile software development minimum.
• Two year’s developing Flutter applications for mobile
• Experience with third-party libraries and APIs;
• Understanding of the Agile development life-cycle;
• Experience with automated testing and building;
• Experience with Git, SVN, or other version control tools;
• Proven experience in writing readable code, creating extensive documentation for existing code, and refactoring previously written code

• Java/Swift experience;
• Understanding of Android Keyboard API;
• Experience with optimizing applications for Material Design.

• 3+ years proven work experience as a Mobile developer.
• Experience using web services (HTTP, REST, SOAP) using JSON, API and API Framework) .
• Good knowledge of object-oriented design patterns and Multi-threading concepts
• Good knowledge of the SQLite database and the Google Play Services like Push Notifications (fcm/sns)
• Strong mobile UI design (multi-screen resolutions), coding, support and maintenance
• Knowledge of HTML5, Bootstrap, JavaScript,
• Experience with third-party libraries and APIs (like Facebook, Twitter, etc.)
• Proficient iOS and Android mobile app experience are a plus
• In-depth knowledge of at least two Framework/Libraries like React Native / Ionic / Framework7 / Aurelia / PhoneGap / Flutter and angular / react / vue / Mobile Angular UI/ Kendo UI.
• Knowledge of bench marking and optimization
• Mandatory : self sufficient developer and must have prior experience of hybrid development [atleast 3 projects]

• Responsible for design, develop, and implement new ideas and products from scratch.
• You will be interfacing with the server-side engineering team to scale out our apps across thousands of users.
• You will be involved in all aspects of development playing a critical role in the design, planning, development, and submission of our iOS apps.
• Manage and deliver across the entire app life cycle, design, build, deploy, test, release to app stores, and support.
• Working directly with developers and product managers to conceptualize, build, test, and realize products/features.
• Optimizing performance for the app and keeping it up to date with the latest industry standards.
• Continuously discover, evaluate, and implement new technologies to maximize development efficiency.

QUALIFICATION:

• Good understanding of Swift, Cocoa framework, Core Data, AutoLayout, UIKit, Xcode & iOS applications.
• Proven hands on experience working with table views, scroll views, delegates, notifications, NS operations, GCD.
• Extensive mobile development experience with iOS Proficiency in Swift.
• More than one application developed end to end for iPhone.
• Experience in writing unit and functional tests.
• Experience in usage of Instruments to detect memory leaks and for performance optimisation.
• Solid understanding of memory management with and without ARC.
• Knowledge of iOS networking and Multithreading.
• Strong sense of good Application UI Design.
• In depth understanding of Apple recommended guidelines and best practices for coding.
• Knowledge of software development best practices including continuous integration, development of high quality code, reusable toolkits and libraries.
• Understanding of prevailing architecture/technology concept.
• Knowledge about Git.
• Able to fit in well within an informal environment.
• High energy level and untiring commitment to drive oneself & the team towards goals.