Cross platform mobile app developer

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.

• Experience in mobile application development 
• Experience in Objective C, Swift, XCode, etc
• Experience in developing/programming mobile apps on iOS platform
• Experience in lead development of IOS development
• Strong CS fundamentals,

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

-Build pixel-perfect, 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

-Knowledge of functional and object-oriented programming

-Strong knowledge and experience in either iOS or Android native application development

-Familiarity with native build tools, like XCode, Android Studio

As an Architect you are responsible for research, design, test, implement, and maintain Android applications
to meet client needs. You are expected to be Subject Matter Experts on Android application architecture.
You are also expected to demonstrate value to the organization by mentoring other team members as they
learn and grow, take ownership and responsibility not only for your deliverables, but for the entire
application and its use, and to find a balance between achieving software excellence and delivering working
code.
Roles and Responsibilities
o Involved with all phases of mobile app development from initial concepts, through design, development,
testing and deployment
o You will help guide multiple Agile teams with open communication channels, regular releases, and a
focus on continuous improvement.
o Guide and mentor a team of Android developers and work closely with Quality Engineers
o Establish best practices and processes that ensure quality within the team
o Champion our best practices and mentor team on use and results of these best practices
o Responsibility for product both pre and post launch to ensure application is meeting customer needs
and achieving continued revenue goals
o Architect, Lead, implement and review new features for android phones and tablets.
o Interactive communication of designs and other development topics to Leadership, Product Owners,
Scrum Master and other Agile Team members.
o Lead code reviews to ensure code quality and shared knowledge.
o Research and analyze the existing code base to identify issues and improve application performance and
maintenance.
o Take ownership and sense of responsibility of all deliverables.
o Work within SCRUM agile process with other stakeholders (Product Owners, XD design, Quality
Engineers) as well as across organization to balance creative objectives with business needs and
technical requirements
Looking for experienced senior Android and iOS mobile architect / developers to join an established team working on a Tier 1 personal cloud platform with 20M+ subscribers.   Candidates will be joining at an ideal time as the program undertakes a technology refresh in migrating toward progressive web application technology.  Candidates will have the opportunity to be hands on while also leading design activities and implementing programs to improve quality and productivity.    Will have a direct channel to the product leadership team for support of transformation initiatives.

ho we have in mind:
• 10+ years of experience in developing native Android application(s). Kotlin is a must.
• Understanding of Hybrid application development is a plus.
• Solid understanding of the full mobile development life cycle.
• Expert in multi-threading concepts to create highly responsive data intensive applications
• Experience leading large development teams in active Lead/Architect role
• Experience architecting mobile applications main focus on Android apps.
• Expert on Android OS, Android UI design principles, Android architectural components, Android
design patterns (MVP, MVVM), best practices and a desire to learn and apply new technologies.
• Ability to design for scalability and resilience
• Strong application process flow and problem-solving techniques
• Experience with RESTful web services using XML/JSON data formats
• Strong focus on refactoring and code quality
• Understanding of software configuration management and release management
• Expert in creating design and maintain architecture documentation, class diagrams, technical flow
documents etc
• High levels of software engineering literacy and communication skills
• Professional demeanor who works easily with leadership, product owners, engineers and other
departments both internally and externally

• Architect, build and maintain excellent React Native applications with clean code.
• Implement pixel perfect UI's that match designs.
• Implement clean, modern, smooth animations and transitions that provide an excellent user experience.
• Integrate third-party API's.
• Write unit and integration tests.
• Release applications to the Apple and Google Play stores.
• Work with native modules when required.
• Work as part of a small team, which will include other React Native developers, a project manager, QA professional, and a designer.

• FCM,Geolocation,Camera,REST API,debugging,testing and deployment skills to both platforms Google play and apple app store.
  
  

Job Description :

• Energy and enthusiasm to work in a dynamic startup-style environment
• Will work on bug-fixing and improving application performance.
• Will Continuously discover, evaluate, and implement new technologies to maximize development efficiency.
• Will collaborate with cross-functional teams to define, design, and ship new features.
• Should have experience with Mobile App developments on multiple platforms (React Native / iOS / Android)
• Should know about object-oriented programming concepts and design patterns
• Strong Knowledge of React.js
• Experience with third-party libraries and APIs
• Build pixel-perfect, buttery smooth UIs across both mobile platforms
• Very comfortable with SQL, NoSQL Databases like Couchbase
• Solid understanding and experience with JavaScript, Jquery, HTML5, CSS3
• Should have a working knowledge of the general mobile landscape, architectures, trends, and emerging technologies.
• Strong knowledge and experience of building for Security, Performance, and Scalability
• Should have a solid understanding of the full mobile development life cycle
• Great communication skills
• Good team player with a can-do attitude.

At Navi, our mission is to build financial services that are simple, accessible and affordable.

Navi is founded by Sachin Bansal & Ankit Agarwal to build consumer-centric and technology-driven businesses in the BFSI (Banking, Financial Services & Insurance) space.

Responsibilities:

• Work on the development of the Android app for our first product
• Write clean, well-tested code
• Optimise app performance using real profiling data

Requirements:

• 3+ years of software development experience
• Strong computer science fundamentals
• Deep knowledge of Java and Android SDKs, familiarity with Kotlin
• Can write code that is readable, maintainable and testable
• Know the importance of tests and how to approach writing different types of tests

Bonus:

• Know how to use test driven development as a design tool
• Seek to identify key underlying ideas and use those as building blocks before reaching for shiny new tools