


Mandatory Skills:
• Strong skills with Algorithms and Data Structures
• Strong hands-on expertise with Objective-C & Swift.
• Strong knowledge of design principles, patterns, and best practices
• Experience with offline storage, threading, and performance tuning
• Knowledge of Xcode Tools
• Experience working with iOS frameworks such as Core Data, Core Animation, Core and Core Text
• Experience with third-party libraries and APIs
• Solid understanding of the full mobile development life cycle
• Excellent Communication & Problem Solving Skills
Her is what we are looking for
• Strong and up-to-date knowledge of Swift.
• Strong knowledge of Apple Design Principles and Application Interface Guidelines.
• Experience with iOS Frameworks such as CoreData, CoreGraphics, CoreLocation and CoreAnimation.
• Experience with threading and performance tuning.
• Knowledge of Unit Testing, Instruments and Profiling.
• Knowledge of the available open-source libraries and Cocoapods for common tasks.
• Knowledge of VoIP Notifications, CallKit and Payment gateways.
• Familiarity with Real Time Databases like DynamoDB and Firebase.
• Familiarity with cloud message APIs and Push Notifications.
• Familiarity with creating dynamic libraries and modular applications. Write scalable, high-performing and reusable code.
• Knowledge of different Apple Certificates and Profiles.
• Solid understanding of the complete application development lifecycle.
• Proficient understanding of code versioning tools, such as Git.
• Continuously discover, evaluate, and implement new technologies to maximize development efficiency.

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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

We are seeking an iOS Developer with a strong foundation in SwiftUI and relevant experience in the IoT domain. The candidate will be responsible for developing iOS applications that seamlessly integrate with IoT devices, ensuring optimal performance and user experience.
Skills:
· Strong hands-on experience with Swift and SwiftUI (mandatory)
· Practical experience working with IoT devices (BLE, Wi-Fi, MQTT)
· Solid understanding of MVVM architecture, dependency injection, and iOS performance optimization
· Experience with RESTful APIs, Git, debugging tools, and crash analytics
· Good communication and problem-solving skills
· Additional skills such as Combine, HomeKit, CI/CD pipelines, and automated testing are a plus


- Responsible for the design, build, deployment, debug & maintenance of iOS applications for app store
- Worked with the UI team to design the appropriate icon and display for the screens.
- Developed the database wrapper functions for data staging and modeled the data objects relevant to the mobile application.
- Tested the application on multiple iOS targets and debugged the issues that were found.
- Familiarity with RESTful APIs to connect iOS applications to back-end services
- Successfully deployed the app on the App Store and supported the app for different releases of iOS.
- Experience with DevOps development methodologies would be a plus


Urgent Hiring !!!
We are looking for Flutter Developer,
1+ years of experience in developing native and cross-platform mobile applications
Experience in one of the programming languages: (Java and Kotlin (Android) Swift and Objective-C (iOS))
React Native (hybrid development)
Knowledge of Flutter SDK, Getex, Provider, Android Studio and IntelliJ, Visual Studio Code,
SQLite, MySQL, and PostgreSQL databases
REST APIs
Experience with Git and Jira
Familiarity with Agile development approaches
Experience: 1 to 2 years
Location: Surat (onsite & fulltime)


4+ years of proven Android and iOS app development experience.
Excellent understanding of Android and iOS design principles as well as application interface guidelines.
Proficiency in Kotlin, Java, Swift and Objective-C. Excellent coding and proofreading skills.
Ability to use Android/iOS SDK with ease.
Proficiency with the best in class Software development practices.
Proficiency with push notifications, APIs
Top-notch teamwork and communication skills.
Ability to manage your workload with minimal supervision.

Android Developer, Gurgaon
About Hive
Hive is the leading provider of cloud-based enterprise AI solutions to power the next wave of intelligent automation. We offer a portfolio of best-in-class deep learning models, built with consensus-validated training data sourced and annotated by our distributed workforce of more than 2 million contributors globally. Hive's APIs enable use cases including automated content moderation, contextual advertising, advertising and sponsorship measurement, document parsing, and more. We process billions of API requests per month for many of the world's largest and most innovative companies.
Hive has raised over $120M in capital from leading investors, including General Catalyst, 8VC, Glynn Capital, Jericho Capital, Bain & Company, Visa Ventures, and others. We have over 220 employees globally in our San Francisco and Delhi offices.
About Role
In order to execute our vision, we need to grow our team of best-in-class engineers. We are looking for talented Android developers who will thrive in an autonomous engineering-driven environment. You will take ownership of a product and have the ability to shape product direction.
Responsibilities
- Design and develop a delightful Android application for our users, with a focus on simplicity of use and high-performance
- Write product-independent code and design modular APIs to be used across all of our products
- Work across disciplines with team members from front-end, backend, design, and product
- Help ensure we’re bug-free by writing unit-tests, and regularly communicating with our QA team
- Actively participate in product decisions, ensuring we set reasonable development deadlines
Requirements
- Strong development skills with Kotlin/Java and the Android SDK
- You have an understanding of MVP and / or MVVM
- You understand the ins and outs of RESTful web services
- You have experience developing, releasing, and maintaining Android applications on top of RESTful APIs
- You have fundamentals in OO-design, data structures, and problem solving
- You have great communication skills and ability to work with others
- You have experience shipping quickly and often, while still maintaining test coverage
- You are a team player-no job is too small or too big!

Job Description:
We are looking for an Android Developer passionate about pushing mobile technologies to their limits. This Android app developer will work with our team of talented engineers to design and build the next generation of our mobile applications. Android programming works closely with other app development and technical teams.
Experience: 2 to 3 years
Location: Chennai
Responsibilities:
- Unit-test code for usability, and general reliability
- Submitting Andriod applications to clients for review and Google Play Store
- Design and Build advanced applications for the Android platform
- Continuously discover, Evaluate, and implement new technologies to maximize development efficiency
- Collaborate with cross-functional teams to define, design, and ship new features
Ongoing development of existing Android projects - Work on bug fixing and improving application performance
- Working with backend developers for API requirements in the apps
- Work with outside data sources and APIs
- Developing/customizing Android Applications.
Requirements:
- 2-3years of developing Andriod Applications
- Android mobile application design and development with an in-depth understanding of Android Architecture, Framework, Android SDK, Core Java, Kotlin, and Android debugger.
- Experience with IOS development would be an added advantage
Skilled at writing Unit Tests. - Ensure a smooth and robust application at the front end for a seamless experience for the customers
- Strong Verbal and written communication skills
- Knowledge of hardware communication via Android / NDK build / BLE is a plus
- Deliver across the entire app life cycle - design, build, deploy, test, release to app stores, and support
- Should have knowledge about versioning tools preferably GIT
- Participating in the UX design discussions by providing inputs related to the lasted android and IOS native UX design guidelines
- FireBase / AWS integration
- REST API integration / JSON understanding Familiar with the usage of database utilities outside of android
- GPS Tracking, Bluetooth integration with apps.


Description
About the company
Quizizz is one of the fastest-growing EdTech platforms in the world.
Our talented team of engineers creates a product experience that helps teachers create interactive content, conduct live sessions with thousands of participants, and transform learning into a multiplayer gaming experience.
Quizizz has a passionate user base of 75 million monthly active users in 125 countries, including 80% of schools in the US and we have organically reached this scale. Our NPS is 82 and our users love and deeply care about the platform.
We have phenomenal investors, we are profitable, and we are committed to growing and improving every day. If you’re excited about working on cutting-edge technologies and want to build towards a mission that you can be proud of, Quizizz could be a place for you.
We currently have offices in Bangalore, India and in California in the US, with incredible team members around the world. Join us to be a part of our world-class team with a high-performance culture!
About the role
Quizizz and its app are used by millions of students and teachers around the world. As a mobile developer at Quizizz, you will be responsible for building and maintaining our iOS and Android apps. Apart from implementing and enhancing the functionality of the app, you will work with counterparts from design, sales, support and other engineering teams to drive the roadmap for the mobile experience of Quizizz. You will be expected to keep up to date with the latest developments in the mobile app world, and share your expertise so that the team can deliver the best experience to our users.
Requirements
Responsibilities
- You will be involved at all stages of the product development process, from design to development and deployment.
- You will be an advocate for good UI and UX at Quizizz, informing our designers about the latest technologies and components that can be leveraged (or even creating them yourself).
- You will be a mentor to junior developers in the organization, and take the lead on critical decisions relating to our frontend platform.
- Diagnose and fix bugs and performance bottlenecks for performance that feels native.
Requirements
- At least 2 years of experience as a React-Native Developer.
- A solid foundation in data structures and algorithms.
- Familiarity with using Xcode and Android Studio.
- Experience with writing code that is compatible with different screen sizes.
- Familiarity with principles of redux and storing state.
- Familiarity with implementing third-party APIs and libraries.
- Experience with releasing apps on Play Store and App Store.
- Experience in building native iOS or Android apps is a plus.
Benefits
- Healthy work-life balance. Put in your 8 hours, and enjoy the rest of your day.
- Flexible leave policy. Take time off when you need it.
- Comprehensive health coverage of Rs. 6 lakhs, covering the employee and their parents, spouse and children. Pre-existing conditions are covered from day 1, and also benefits like free doctor consultations and more.
- Relocation support includes travel and accommodation, and we'll also pay for a broker to find your home in Bangalore!
- Rs. 20,000 annual health and wellness allowance.
- Professional development support. We will reimburse you for relevant courses and books that you need to become a better professional.
- Delicious meals including breakfast and lunch served at office, and a fully-stocked pantry for all your snacking needs.

We're building a game tech platform for discovering and creating engaging gaming experiences.
We need a driven, enthusiastic and passionate Android developer who is still fascinated and excited about the potential of great apps and mobile-based games. Devs who are or have been gamers will be a better fit for this role. You'll build something that sits at the intersection of TikTok, Steam and Roblox.
We promise a great learning and working experience with a team of entrepreneurs, devs, gamers, animators, award-winning UI/UX designers and advisors who have been CXOs of billion-dollar companies. You'll be in the company of many highly accomplished yet humble individuals who want to build something amazing together.
We are building our platform with a mobile-first approach for the mobile-first world, so we naturally focus a lot on UI topics like intelligent user nudges, app micro-interactions and in-app animations far more than normal app dev roles. You'd have a fun-filled and fantastic growth curve with us.
We have built an interesting and engaging gaming-based culture and you'd be required to play games and build gaming experiences as a part of your job here.
Our startup hires with a talent-first approach and we value skill and drive levels far more than just brand-name colleges on your resume. We have hired many people from these top colleges, but we hired them purely based on their skills and cultural fit. We find it worth mentioning that many people from these top colleges couldn't make it through our interview process too.
We want this to be your first or second job and we'll work tirelessly to make this your last one.


• Experience in writing code/functions that are Unit-testing ready and scalable.
• Strong knowledge in auto layout concepts.
• Experience developing rich UI using MVVM, RxSwift, Auto Layout, Storyboard, and UI animations.
• Need to be working in a collaborative environment with team members of the organization.
• Keep up the urge to learn and adapt to new technologies throughout the period of employment.
• Understand end-user needs and translate broad business requirements and objectives into technical
requirements, plans, and designs.
• Take up technical problems during the app development life cycle and bring up optimized solutions to the
same.

