iOS Developer

The Role:

We are looking for a Software Development Engineer (iOS) to join our Core Payments team at Razorpay. In this role, you will be responsible for developing and scaling our iOS SDK, the critical integration point used by thousands of merchants to process payments across multiple geographies.

You will work closely with product and backend engineering teams to design high-performance features, ensuring the SDK remains secure, lightweight, and developer-friendly. This role offers the opportunity to solve complex engineering challenges involved in building financial infrastructure that operates at massive scale.

Responsibilities:

• SDK Development: Contribute to the development of our native iOS SDK, ensuring high availability and seamless payment experiences for a diverse merchant base.
• Engineering Excellence: Write clean, maintainable, and modular code. Architect solutions that are resilient across different host app environments.
• Automation: Design and implement robust automation for tests, builds, and performance profiling. If a task is repetitive, you are expected to automate it.
• Instrumentation: Build deep telemetry within the SDK to provide real-time insights into success rates and latency, enabling data-driven product decisions.
• Security: Implement industry-standard security protocols, including SSL pinning and runtime integrity checks, to protect sensitive transaction data.

Mandatory Qualifications:

• 2+ years of experience in native iOS development using Swift.
• Systems Design: Solid understanding of OOPS principles and architectural patterns (e.g., MVVM, VIPER, or Clean Architecture).
• Cross-Platform Knowledge: Practical experience with bridge-based frameworks such as Flutter, React Native, or Cordova.
• Technical Depth: Strong proficiency in GCD, Swift Concurrency, and UIKit/SwiftUI lifecycles.
• Debugging: Proficiency in using Xcode Instruments for memory management, CPU profiling, and network debugging.

Good to Have:

• Android Stack Experience: Familiarity with Kotlin or Java is highly preferred to help maintain feature parity and align API design across platforms.
• Deployment & Tooling: Knowledge of CocoaPods, Swift Package Manager (SPM), or Fastlane for automated distribution.
• Open Source: Active contributions to GitHub or a portfolio of apps published on the App Store.

Job Summary:

We are seeking a highly skilled Senior Android Developer with over 5 years of experience to join our dynamic team. The ideal candidate will have a deep understanding of Android development, strong problem-solving skills, and a track record of delivering high-quality mobile applications. You will lead development efforts, mentor junior developers, and work closely with cross-functional teams to build and maintain exceptional Android applications.

Key Responsibilities:

• Design, develop, and maintain high-performance Android applications.
• Collaborate with product managers, designers, and other stakeholders to define and implement application features.
• Lead code reviews and provide mentorship to junior developers.
• Ensure the performance, quality, and responsiveness of applications.
• Identify and troubleshoot issues, and implement solutions to improve application performance.
• Stay up-to-date with the latest industry trends and technologies to ensure our applications remain competitive.
• Write clean, maintainable, and efficient code, following best practices and coding standards.
• Contribute to the architecture and design of new features and improvements.
• Work with APIs and integrate third-party libraries and services.
• Participate in Agile development processes, including sprint planning, daily stand-ups, and retrospectives.

Requirements:

• Bachelor’s degree in Computer Science, Engineering, or a related field (or equivalent experience).
• Over 5 years of experience in Android development, with a strong portfolio of released applications on the Google Play Store.
• Proficiency in Java and Kotlin, with a deep understanding of Android SDK and Android Studio.
• Experience with modern architectural patterns (e.g., MVVM, MVP) and libraries (e.g., Retrofit, Dagger, Room).
• Strong understanding of RESTful APIs and third-party libraries and APIs.
• Experience with version control systems such as Git.
• Knowledge of continuous integration and deployment processes.
• Excellent problem-solving skills and ability to work independently as well as part of a team.
• Strong communication skills, with the ability to articulate technical concepts to non-technical stakeholders.

Preferred Skills:

• Experience with Flutter or other cross-platform frameworks.
• Knowledge of Android Jetpack components and libraries.
• Familiarity with mobile application security best practices.
• Experience with cloud services and backend integration.
• Contributions to open-source projects or involvement in the Android developer community.

Benefits:

• Competitive salary and performance bonuses.
• Comprehensive health and dental insurance.
• Flexible working hours and remote work options.
• Professional development opportunities and career growth.
• A supportive and inclusive work environment.

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.

About Hive 

Hive is the leading provider of cloud-based AI solutions for content understanding, trusted by the world’s largest, fastest-growing, and most innovative organizations. The company empowers developers with a portfolio of best-in-class, pre-trained AI models, serving billions of customer API requests every month. Hive also offers turnkey software applications powered by proprietary AI models and datasets, enabling breakthrough use cases across industries. Together, Hive’s solutions are transforming content moderation, brand protection, sponsorship measurement, context-based ad targeting, and more.

Hive has raised over $120M in capital from leading investors, including General Catalyst, 8VC, Glynn Capital, Bain & Company, Visa Ventures, and others. We have over 250 employees globally in our San Francisco, Seattle, and Delhi offices. Please reach out if you are interested in joining the future of AI!

About Role 

In order to execute our vision, we need to grow our team of best-in-class engineers. The ideal candidate is an experienced iOS Developer with demonstrated leadership and technical skills. You are receptive to feedback and an open collaborator who prioritizes team success. You are constantly learning, and using new tools and technology to broaden your skill set as a developer. You care deeply about the user experience and refuse to ship a product that is mediocre for our users. 

Responsibilities 

• Maintain a clean and extensible code base 
• Take ownership of whole projects on your own, but also willing to be a contributing member of  your iOS development team as a whole 
• Work across disciplines with team members from front-end, backend, design, and product to ship  features 
• Help maintain our shared internal frameworks and create some of your own 
• Actively participate in product decisions, ensuring we set reasonable development deadlines and  create quality user experiences
• Build components the entire team can use across apps 
• Track and analyze KPIs to improve our products and processes  

Requirements 

• You have an undergraduate degree or graduate degree in computer science or a similar technical  field from a top university  
• You have 2+ years of experience as an iOS Developer or Software Engineer 
• You have mastery of Swift and Objective-C (objective-c experience is plus but not strictly  necessary) 
• You owned or were a primary contributor, to the development of at least one application on the  app store 
• You are very familiar with new technologies, open-source frameworks and commonly used  design patterns 
• You have demonstrated expertise in OO design, data structures, and problem-solving • You can write multi-threaded, asynchronous code and have a good understanding of functional  programming 
• You have experience shipping quickly and often and can debug performance bottlenecks 
• You are a team player - no job is too small, or too big! 

Who We Are 

We are a group of ambitious individuals who are passionate about creating a revolutionary AI company. At Hive, you will have a steep learning curve and an opportunity to contribute to one of the fastest-growing AI  start-ups in San Francisco.  The work you do here will have a noticeable and direct impact on the development of the company. 

Thank you for your interest in Hive and we hope to meet you soon!

Job Description:

• Strong working experience in IOS application development is a must. First-hand experience of native mobile apps using Swift must.
• Experience with Swift, RxSwift, Swift UI, Unit test.
• Strong system design and architecture skills - specifically for IOS. Curiosity to tinker around, explore new paradigms and strongest for continuous improvement. Strong problem-solving skills.
• Understanding of network connections, Rest API'sand scheduling. Strong knowledge about security standards (e.g. HTTPS) and privacy standards.
• Idea/experience of the unit and instrumentation testing in IOS. Optimizing app performance and memory consumption.
• Leveraging community libraries to efficiently complete development tasks.
• Debugging apps using simulators and related tooling.
• Persisting data for offline-first apps using databases such as Realm.
• Localizing apps to support multiple languages and regions, vernacular libraries and fonts.
• Familiar with Version control system such as GIT.

• You will be building and Shipping Robust apps to Android / ios devices using a single codebase.
• Excellent Working Knowledge of an Object-oriented language.
• Experience using Restful APIs to integrate mobile applications to server-side systems.
• Willing to work with cross platform frameworks.
• Having good knowledge of MVVM architecture.
• Understanding Basic concepts of Design for Developing user Friendly applications.

• Basic experience in Development of Android / Ios Applications and have deployed them on Google Play/ App Store.
• Minimum 1 year of Knowledge in Mobile App Development.
• In depth understanding of Front end languages like HTML, css3, and JavaScript & Object - oriented Programming Languages like JAVA and C++
• Familiarity using Version Control tools like Git, Sub version etc. and IDEs like Android Studio, VS code etc.
• Knowledge of Dart Programming language, Rest APIs and integration of Various APIs from third Parties.

Dear Candidates,
Greetings!!
We are hiring React Native developer

Required Skills:

• Proven development experience on smartphone platforms.
• Hands-on experience on React Native Framework, including React JS, React Native, and JavaScript.
• Extensive programming experience with at least one programming language such as Swift, Java, JavaScript.
• Deep familiarity with iOS or Android development.
• Familiarity with RESTful APIs
• Familiarity with code versioning and CI/CD tools like Git, SVM, Jenkins.
• Must have worked on at least one app that is published in AppStores.

Bonus: 

• Experience in Objective-C, Swift, and Cocoa Touch.
• Good Knowledge of HTML5, CSS.
• Extensive experience with iOS Frameworks such as Core Data and Core Animation.
• Knowledge of Apple’s design principles and application interface guidelines.

• Meaningful experience working on large, complex systems.
• Ability to take extreme ownership over your work. Every day is a challenge to ensure you are performing to the expectations you and your team have agreed upon, both in regards to estimates and to the general process.
• Ability to identify with the goals of FullStack clients and dedicate yourself to delivering on the commitments you and your team make to them.
• An understanding of React Native best practices and a commitment to following them.
• Ability to work through new and difficult React Native issues and contribute to libraries as needed.
• Ability to create and maintain continuous integration and delivery of React Native applications.
• A positive mindset and can-do attitude.
• 2+ years of professional experience working with React Native.
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