Lead Mobile Developer

Senior Mobile App Developer (Android & iOS)

Location: Brookefield, Bangalore — Onsite

Engagement: Full-Time

Experience: 3+ Years

Job Description

We are seeking a highly skilled Senior Mobile App Developer/Consultant with strong hands-on experience in building, deploying, and maintaining mobile applications for both Android and iOS, with React Native as the primary development framework.

The ideal candidate must be proficient with React Native, Android Studio, Xcode, and the end-to-end iOS App Store deployment process. This is an onsite, full-time role suitable for professionals who can take ownership and deliver high-quality product-based mobile applications. Experience in product companies or the banking/fintech domain is a strong advantage.

Primary Tech Stack (Mandatory)

React Native (Primary Framework)

Android Studio (Java/Kotlin)

Xcode (Swift/Objective-C)

RESTful APIs & Integration Patterns

App Store & Play Store Deployment Processes

Key Responsibilities

Design, develop, and maintain mobile applications using React Native for both Android and iOS.

Work with native modules when required using Swift/Objective-C and Java/Kotlin.

Build and release iOS apps to the Apple App Store, including managing certificates and provisioning profiles.

Debug, troubleshoot, and enhance mobile applications.

Optimize app performance, stability, and responsiveness.

Collaborate with product, backend, and QA teams for smooth development workflows.

Apply best practices in UI/UX, security, and mobile architecture.

Prepare documentation and provide technical guidance as needed.

Required Skills & Qualifications

3+ years of hands-on mobile development experience.

Mandatory: Strong proficiency in React Native.

Hands-on experience with Android Studio and Xcode.

Expertise in Swift, Objective-C, Kotlin, or Java.

Proven experience in building and publishing iOS apps to the App Store.

Strong understanding of RESTful API integrations.

Good knowledge of mobile UI/UX principles.

Strong debugging and problem-solving abilities.

Ability to work independently and deliver within timelines.

Nice to Have

Experience with Flutter or native-only app development.

Product-based company experience.

Exposure to Banking / FinTech systems.

Understanding of App Store Optimization (ASO).

Work Details

Location: Brookefield, Bangalore (Onsite)

Working Days: Monday to Saturday (Alternate Saturdays Off)

Timings: 9:00 AM – 6:00 PM

A bit about us

WeatherBug is a popular weather site and mobile app providing hyperlocal, live weather data and proactive alerting to consumer users. With over 15 million unique users per month, across all platforms, WeatherBug’s vision is to provide environmental intelligence for all aspects of people’s lives. The WeatherBug app is a top-rated weather app in the app stores. In 2019, WeatherBug was named the best weather app by MediaPost’s Appy Awards. WeatherBug is owned and operated by GroundTruth, a media company that turns real-world behavior into marketing that delivers real business results.

Learn more at WeatherBug.com

At GroundTruth, we believe that innovative technology starts with the best talent and we have been ranked one of Ad Age’s Best Places to Work for three years in a row (2021, 2022 & 2023). Learn more about the perks of joining our team here.

A bit about you

A recognized expert in their professional discipline, with significant impact and influence on organizational policy and program development. Establishes critical strategic and operational goals, and develops and implements new products, processes, standards, or operational plans to achieve organizational objectives. Regularly leads projects of critical importance to the organization—projects that carry substantial consequences for success or failure. Requires strong influence and communication with executive leadership. Problems encountered are often complex and multidimensional, requiring broad-based consideration of variables that affect multiple areas of the organization.

You will:

• Develop production-ready code to meet scope of requirements.
• With guidance, update and create documentation as needed for new and existing solutions.
• Participate in code-reviews with comments to improve code quality, stability, and maintainability.
• Create and maintain unit and integration testing solutions. Be able to run your code in lower environments.
• Run tests on the mobile device to ensure code meets requirements
• Watch mobile releases for Android or iOS for features you developed
• Teardown your solutions across multiple environments and platforms.
•  Provide operational support of your deployed code
• Determine issues within your areas of expertise.
• Work with teams across the engineering organization to understand and incorporate client requirements into final solutions.
• Perform other job-related duties as assigned.

You have:

• Bachelor’s degree (4 years) in Computer Science or a related field, OR 5+ years of relevant software development experience.
• 3+ years of professional experience in software engineering.
• 2+ years of hands-on Android application development using Kotlin and Android Studio.
• Experience with modern Android libraries and frameworks, including Jetpack components (e.g., Navigation, Room, ViewModel, LiveData), Retrofit for networking, and image loading libraries (e.g., Glide, Coil).
• Proficiency with asynchronous programming using Kotlin Coroutines and Flow.
• Familiarity with dependency injection frameworks such as Dagger/Hilt or Koin.
• Experience with app architecture patterns such as MVVM or MVI, and clean architecture principles.
• 2+ years of experience working in Agile teams and participating in iterative development cycles.
• Strong understanding of object-oriented design principles, design patterns, best practices, performance optimization, and memory management.
• Experience with unit and UI testing frameworks (JUnit, Mockito, Espresso).
• Familiarity with Git and collaborative version control workflows.
• Exposure to CI/CD tools and automated build/deployment pipelines.
• Ability to independently take ownership of tasks and deliver robust solutions.
• Commitment to writing clean, maintainable, and well-documented code.

Would be great if you have:

• Experience with React Native, including building function components, using hooks, and working with JavaScript/TypeScript.
• Knowledge of Play Store processes, including app signing, publishing, and release management.
• Familiarity with ingesting and exposing large datasets in the weather industry.
• Experience in the advertising industry.
• Proficiency with tools like GitHub, Jenkins, Artifactory.

You are:

• A team player who is organized, flexible and willing to adapt
• Not afraid of new technologies and driven to learn
• A detail-oriented person, who catches problems early and adjusts
• A strong communicator who is able to collaborate with multiple business and engineering stakeholders and work through conflicting needs
• A problem solver who likes to dive deep into a problem, diagnose root causes and work with multiple teams to come up with a solution
• Organized with demonstrated ability to prioritize and deliver timely work
• A team player and not afraid to roll up your sleeves and help when needed
• Self-sufficient and not afraid to take the lead and manage tasks independently
• Coachable and open to feedback
• Respectful–-we treat each other with respect and assume the best of one another
• Not afraid to have fun!

What we offer

At GroundTruth, we want our employees to be comfortable with their benefits so they can focus on doing the work they love.

● Parental leave- Maternity and Paternity

● Flexible Time Offs (Earned Leaves, Sick Leaves, Birthday leave, Bereavement leave & Company Holidays)

● In Office Daily Catered Lunch

● Fully stocked snacks/beverages

● Health cover for any hospitalization. Covers both nuclear family and parents

● Covid home quarantine cover

● Tele-med for free doctor consultation, discounts on health checkups and medicines

● Wellness/Gym Reimbursement

●  Pet Expense Reimbursement

●  Childcare Expenses and reimbursements

●  Employee assistance program

●  Employee referral program

●  Education reimbursement program

●  Skill development program

●  Cell phone reimbursement (Mobile Subsidy program)

●  Internet reimbursement

●  Birthday treat reimbursement

●  Home office set up

●  Employee Provident Fund Scheme offering different tax saving options such as VPF and employee and employer contribution up to 12% Basic

●  Creche reimbursement

●   Co-working space reimbursement

●   NPS employer match

●   Meal card for tax benefit

●   Special benefits on salary account

●   New joiner relocation

Job Description

The primary role of this position will be to develop rich Mobile applications for a highly accessed and commercial digital content platform based on a high-performance CE device. We are looking for resources with Android and iOS technology skills for user facing application development using TypeScript and JavaScript FW competency. Your primary focus will be on developing application components and implementing them following well-known mobile development workflows.

Responsibilities:

• As an individual contributor understand the requirements, perform detailed design and coding, debugging, testing and release of the given modules.
• Development of new user-facing features using Mobile technologies, re-usable components and front-end libraries.
• Rapid development ability to build and demonstrate quick Mobile driven solutions.
• Work closely within a small team of experienced engineers to produce high-quality software products on a daring schedule.
• Demonstrate professional engineering practices including alignment to coding standards, producing design documentation, and supporting integration.
• Translating design and wireframes into high quality code, with an eye for performance on specific target devices.
• Write unit test and perform functional verification for the responsible modules
• Perform code reviews and sanity checks for the code developed.

Skills:

• Experience with React JS, React Native, JavaScript including DOM Manipulation and JavaScript object model.
• Thorough understanding of any of React Native and its core principles for developing and maintaining Android or iOS applications.
• Good knowledge of HTML5 and CSS
• Experience with modern front-end build pipelines and tools such as Babel, Webpack, NPM, etc.
• Agile Scrum based Development
• Ability to communicate effectively and make effective Presentations
• Solid understanding of MVC and stateless APIs & building RESTful APIs
• Familiarity with code versioning tools such as Git, SVN.

Qualifications:

• Bachelor’s Degree in computer science or related field, and Minimum of 3 years of experience in commercial software development.
• Expertise in object-oriented design methodologies
• Experience working with medium to large scale code bases in small to large groups
• A passion for front end application development

Desirable:

• Timely and committed: Being able to work in a time constrained and demanding environment
• One who likes to push beyond own goals and makes way through challenges!
• Quality-driven, quick learner who is also a team player, can work independently without supervision

Responsibilities 

• Collaborate with the core team building a state-of-the-art blockchain based SaaS platform. 
• Building mobile applications using latest technologies leveraging Android, node and mongo. 
• Apply comprehensive knowledge and a thorough understanding of concepts, principles, and technical capabilities to perform varied tasks and projects. 
• Backend RESTful API Design and server-side development for web and mobile apps. 
• Develop and design database schemas on MongoDB. 
• Perform code reviews and unit tests to ensure code consistency and maintainability. 

Minimum Qualifications & Qualities 

• Passion to solve complex problems of agriculture in a dynamic start-up environment 
• Flexible, curious, exploratory, and can-do attitude 
• Great sense of ownership and ability to work with very limited supervision 
• Bachelor's degree in Computer Science, related technical field, or equivalent practical experience. 
• 1+ year of hands-on coding expertise in software engineering. 
• Experience with Android, Node.js, mongodb
• Ability to speak English fluently. 

Preferred Qualifications 

• Strong programming experience of 1+ years with Android, Node.js, Express.js, MongoDB. 
• Strong problem solving/troubleshooting skills. 
• Experience with SDLC in an Agile work environment using tools like Jira and GitHub. 
• Knowledge and experience of NoSQL Databases is a must. 

• Knowledge of AWS Services like ECS, EKS, EC2, S3, Lambda, Load Balancing, Route 53, API Gateway along with Infrastructure provisioning and optimization is an advantage.
• Experience with DevOps, CI/CD pipelines on Jenkins, GitHub Actions,
• Experience with containerization environments like Docker & Kubernetes is an advantage. 
• Familiar with TDD, CI/CD, Infrastructure as Code
• Knowledge of any Blockchain protocols like Hyperledger is clearly an undue advantage

Requirements:

• Minimum 3 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.

Responsibilities:
1. Understanding the scope of work
2. Working with the design, programming & testing team on project estimates & timelines
3. Coordinate with team to build assets to be used within the mobile application
4. Build Application static flows using React Native with Redux
5. Integrate JSON web services
6. Working with the tester to fix bugs reported by the testers
7. Building and deploying the application to the app store

Requirements:
1. Understanding of the Mobile Application Development lifecycle
2. Hands-on experience with React Native
3. Experience with Redux or Flux or MobX
4. Understanding of Advanced JavaScript – ES6
5. Understanding of Flexbox
7. Understanding of iOS/Android module integration
8. Deploying iOS and Android apps on Apple Appstore and Android Play Store.
9. Ability to work in an Agile environment

Job Description

We are looking for frontend web developers passionate towards building high-performance web applications who can carry out the responsibilities of the core tech team. It's an ideal opportunity for self-driven individuals who love to find innovative solutions.

Daily Responsibilities

• Build cutting edge application using React Native
• Build high quality, performance applications with a good understanding of code organisation.
• 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.
• Maintain code and write tests to ensure the product is of the highest quality.
• Application deployments on app store and play store.
• Taking the responsibility and ownership of the given tasks.

Requirements

• Firm grasp of the TypeScript language and its nuances, including ES6+ syntax
• Ability to write well-documented, clean TypeScript code
• Rock solid at working with third-party dependencies and debugging dependency conflicts
• Knowledge of object-oriented programming
• Familiarity with native build tools, like XCode, Gradle(Android Studio/IntelliJ)
• Understanding of REST APIs, the document request model, and offline storage
• Experience with automated testing suites, like Jest/Mocha
• Minimum work experience of 1.5-2 years

SUMMARY

We are looking for a React Native developer interested in building performance mobile apps on both the iOS and Android platforms. You will be responsible for architecting, designing, 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. We are looking for self-motivated, energetic candidates who are looking for the next set of challenges in their careers. Mobile app developer, you will be responsible for developing and maintaining the mobile app. NOT a classic Website Development job involving simple development and maintenance of websites. We work on complex web applications that are technologically challenging. The projects are done in small teams, which results in greater responsibility for each member of the team. We genuinely want you to learn and grow and will provide you ample opportunities for that.

Responsibilities:-

• Deliver innovative solutions to drive next-generation user experiences, designs, and technologies.
• In-depth knowledge and proven record in developing mobile apps.
• Extensive experience with React and state management frameworks such as Redux/MobX.
• Experience with React Native.
• Technical knowledge of RDBMS.
• Development experience with iOS/Android or both.
• Strong knowledge of data structures, algorithms, and run-time optimization.
• Ability to write well-documented, clean JavaScript code.
• 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.
• Maintain code and write automated tests to ensure the product is of the highest quality.
• Rock-solid at working with third-party dependencies and debugging dependency conflicts

Required Skills:-

• Firm grasp of the JavaScript (and Typescript or Closure Script) language and its nuances, including ES6+ syntax.
• Knowledge of (functional or object-oriented) programming.
• Familiarity with native build tools, like XCode, Gradle (Android Studio, IntelliJ)
• Understanding of REST APIs, the document request model, and offline storage.
• Experience with automated testing suites, like (Jest or Mocha)
• React Native
• Redux/Mobx
• RDBMS,
• Third-Party SDK integration.
• Development experience with IOS/Android or both

Industry: IT / E-Learning and Assessment

Functional Area: IT Software - Application Programming, Maintenance

Role Category: Programming & Design

Role: React Developer

Employment Type: Permanent Job, Full Time

Qualification: B.E./B.Tech./MCA