
We are looking for a strong mobile app developer who welcomes both engineering and maintenance tasks. The primary focus will be to implement new user interfaces and features together with automated unit and integration tests.
You will be working with our candid and collaborative team, where your knowledge and advice about application architecture and the newest mobile technologies will be highly appreciated. The code you write will need to be cleanly organized and of the highest quality. You’ll also help ensure solid application performance and an excellent user experience.
Responsibilities
- Developing new features and user interfaces from wireframe models
- Ensuring the best performance and user experience of the application
- Fixing bugs and performance problems
- Writing clean, readable, and testable code
- Cooperating with back-end developers, designers, and the rest of the team to deliver well-architected and high-quality solutions
- Strong knowledge on LAMP Stack and Python
Skills
- Extensive knowledge about mobile app development. This includes the whole process, from the first line of code to publishing in the store(s)
- Deep knowledge of Android & iOS
- Proficiency with writing automated tests in JUnit, Espresso, Mocha, Jest, Enzyme, XCTest, etc.
- Familiarity with RESTful APIs and mobile libraries for networking, specifically - Retrofit, axios, Alamofire, etc.
- Familiarity with the JSON format
- Experience with profiling and debugging mobile applications
- Strong knowledge of architectural patterns—MVP, MVC, MVVM, and Clean Architecture—and
the ability to choose the best solution for the app
- Familiarity with Git
- Familiarity with push notifications
- Understanding mobile app design guidelines on each platform and being aware of their differences
- Proficiency in Kotlin/Java/Swift/Objective-C/JavaScript/Python
- Proficiency in Django & NoSQl

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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
Roles and Responsibilities :
- Design and build application for iOS platforms
- Writing well designed, testable, efficient code by using the best software development practices
- Responsible for working on iOS frameworks, Xcode, Swift, Rxswift, Xcode SDK Platform tools
- Responsible to work on bug fixing and improving application performance
- Create and maintain software documentation
- Stay plugged into emerging technologies/industry trends and apply them into operations and activities
We are looking for an iOS developer responsible for the development and maintenance of applications aimed at a range of iOS devices including mobile phones and tablet computers. Your primary focus will be development of iOS applications and their integration with back-end services. You will be working alongside other engineers and developers working on different layers of the infrastructure. Therefore, a commitment to collaborative problem solving, sophisticated design, and the creation of quality products is essential.
Responsibilities:-
- Design and build applications for the iOS platform
- Ensure the performance, quality, and responsiveness of applications
- Collaborate with a team to define, design, and ship new features
- Identify and correct bottlenecks and fix bugs
- Help maintain code quality, organization, and automatization
Skills:-
- Proficient with Objective-C or Swift.
- Familiarity with RESTful APIs to connect iOS applications to back-end services
- Knowledge of other web technologies and UI/UX standards
- Understanding of Apple’s design principles and interface guidelines
- Knowledge of low-level C-based libraries is preferred
- Familiarity with cloud message APIs and push notifications
- Knack for benchmarking and optimization
- Proficient understanding of code versioning tools (such as Git, Mercurial or SVN)
- Familiarity with continuous integration
Education Qualification:-
- Undergraduate in Engineering related to Computer Science and Information Technologies and Postgraduate in Computer Science
- Shouldn’t have Backlog or Arrear.
KEY RESPONSIBILITIES WILL INCLUDE:
- Participating in the entire product lifecycle (analyze, develop, test, release, and support.
- Contributing to research for new web and mobile technologies and recommend solutions to improve interface designs and interactions
- Testing, debugging, and fine-tuning to optimize the application’s performance.
- Designing intuitive applications to enhance users’ experiences.
DESIRED SKILLS AND EXPERIENCES:
- 2+ year experiences of mobile/web application development and system integration.
- Must be a skilled programmer with knowledge of coding best practices and ability to produce highly readable and maintainable code.
- Management and support of Google Play Store and Apple App Store.
- Experience in API development and integration with third-party APIs
- English communication is required. Great communication skills to coordinate across technical teams and business stakeholders.
- Creative, detail-oriented, and with good problem-solving skills
- Ability to collaborate with and lead other development team members.
- Ability to work in multiple projects and thrive in a fast-paced environment
- Candidate must possess at least a bachelor's degree or Post Graduate Diploma in Computer Science/Information Technology or equivalent.
- Specialization in IONIC must.
KNOWLEDGE OR EXPERTISE IN THE FOLLOWING ARE AN ADVANTAGE:
- Specialization in HTML5, CSS3, jQuery, and JavaScript.
- Experience with web service integration (REST, JSON, XML).
- Experience or knowledge with Git, Gitlab, GitHub is a plus.
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.
Flutter Developer
Responsibilities :
Mobile app developers have a bunch of responsibilities. Flutter engineers also have a lot of tasks to conquer.
- Designing and developing apps
- Writing clean code
- Participating in development life-cycle
- Fixing bugs
- Investigating technologies to make the development faster
- Following new trends in development
Required Skills :
- Good knowledge of Git
- Understanding of Computer Science
- Understanding of software development life cycle
- Strong knowledge of different architecture approaches
- Experience with GoF patterns
- Knowledge of SQL
- Strong knowledge of networking
- Experience in programming languages for mobile development — Kotlin or Swift
- Knowledge of Dart programming language,
- Understanding of Flutter framework
- Experience in Android or iOS mobile development services
Job Description for flutter developer
Role/Project Description Will be responsible for User Interface development of various android/IOS based mobile applications for HCIN clients and partners. The candidate will work in a global, highly innovative and agile environment made up both by talented youngsters and senior professionals.
Job Responsibilities:
- Design and develop high-volume, low-latency applications for mission-critical systems, delivering high-availability and performance
- Contribute in all phases of the development lifecycle: concept, design, build, deploy, test, release to app stores and support.
- Diagnose performance issues, fix bugs (including crashes and ANRs) to increase the functionality of the application
- Write well designed, testable, efficient code
- Ensure designs are in compliance with specifications
- Prepare and produce releases of software components
- Support continuous improvement by investigating alternatives and technologies and presenting these for architectural review
- Collaborate with team members (product managers, developers, designers) to brainstorm about new features and functionalities.
Desired Profile:
- Experience required 1 year
- B. Tech, MCA, M. Tech degree in Computer Science Engineering or a related subject
- Proficient in Java/Kotlin programming
- Knowledge and experience in Flutter Framework and DART programming
- Hands on experience in using RESTful APIs
- Hands on experience in designing and developing microservices architecture and containers
- Object oriented analysis, UML and design using common design patterns.
- Hands on experience in development IDE Android Studio, Android SDK, Firebase Test Lab
- Experience with offline storage, threading, and performance tuning
- Familiarity with push notifications
- Familiarity with IOS integration with Flutter
- Experience using GitHub or similar environment
- Complete understanding of SDLC
- Experience with Agile development
- Experience with Material Design and Android UI design principles, patterns and best practices
- Good knowledge of adding third-party libraries
• Design and Build cross-platform mobile apps for Android and IOS using Flutter.
• Translate and Build the designs and Wireframes into high-quality responsive UI code.
• Experience in submitting mobile applications to Play Store and App Store.
• Experience with version control tools like Git/Bitbucket.
• Experience with any of the state management solutions like Bloc, Provider, Mobx, etc. knowledge About firebase.
• Mobile app architecture design and optimization.
• 1+ Years of active development in Flutter (Dart)
Responsibilities
• Develop new features using Flutter
• Create reusable widgets and components
• Work on bug fixing and improving application performance.
• Help maintain code quality, organization, and automatization
• Continuously discover, evaluate, and implement new technologies to maximize development efficiency.
Immediate joiners are more preferred.
Proven working experience of minimum 3+ Years in Android app development (Min 2Yrs. experience in Kotlin)
- Have strong knowledge in Kotlin and Java.
- Strong knowledge of Android UI design principles, patterns, and best practices
- Experience with offline storage, threading, and performance tuning.
- Experience working with remote data via REST and JSON.
- Experience with third-party libraries and APIs
- Working knowledge of the general mobile landscape, architectures, trends, and emerging technologies
- Solid understanding of the full mobile development life cycle.
Key Skill - React Native
Mandatory Skills-
"1. Proficient in React Native, Redux, Type Script 2. Experience architecting and building commercial apps, released in both the App Store and Play Store "
Desired Skills-
1. Knowledge in Android app or iOS app development 2. Have developed and published apps for either Android or iOS"
Job Description -
• Design, build and maintain efficient, reusable, and reliable code • Development of UI elements and Integration with APIs • Identify bottlenecks and bugs, and devise solutions to these problems • Help maintain code quality, organization, and automatization • Ensure high performance and responsiveness of request. • Must be able to write solutions that scale • full-time work experience in React Native • Self-motivated with excellent work ethics • Experience in React Native bridging concepts • Experience with Typescript. • Have developed and published apps for either Android or iOS. • Design, development, coding, testing and debugging skills .












