Android 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 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.

Responsibilities:

• Writing clean and efficient codes for Android applications
• Identifying and resolving bottlenecks, rectifying bugs and enhancing application performance.
• Collaborating with cross-functional teams to define and design new feature.
• Continuously discover, evaluate, and implement new technologies to maximize development efficiency.
• Ability to brainstorm and come up with solutions to open ended problems.
• Ability to take ownership and drive initiatives end to end.
• Desire to learn and dive deep into new technologies on the job.
• Solid understanding of CS fundamentals-Operating Systems, Databases and Data Structure.

Knowledge and Skills:

• Prior experience as an Android Developer using Java, Kotlin, Android SDK, Android NDK
• Proficient understanding of code versioning tools such as Git
• Familiarity with RESTful APIs to effectively integrate Android applications
• Solid understanding of the full mobile development life cycle.
• Passion for products and aspiration to make a big impact.
• Solid engineering principles and clear understanding of data structures and algorithms.
• Expertise in implementation of custom UI components along with fabulous animations and  write/understand Rest APIs
• Experience working with Google Maps, Social APIs, Geo-locations, Media permissions, SMS fetch, etc.
• Experience in memory management and in designing high- performance apps

We are looking for an Flutter Developer responsible for the development and maintenance of applications.The primary focus will be on creating new experiences and maintaining the acclaimed app. You will be working along-side other engineers and developers working on different layers of the infrastructure.

Responsibilities:

• Working closely with another mobile application developer leading the other platform development
• Deliver across the entire app life cycle –concept, design, build, deploy, test, release to app stores and support.
• Working directly with developers and product managers to conceptualize, build, test and realize products.
• Gather requirements around functionality and translate those requirements into elegant functional solutions.
• Working with web developers to create and maintain a robust framework to support the apps.
• Working with the front end developers to build the interface with the focus on usability features.
• Create compelling device specific user interfaces and experiences.
• Work on bug fixing and improving application performance.
• Optimizing performance for the apps.
• Keep up to date with the latest industry trends in the mobile technologies.
• Able to estimate the time required to complete project deliverable.
• Able to work in a fast-paced start-up environment.

Requirements

• Candidate must have flutter and dart experience.
• Minimum 2-4 years work experience in iOS / Android (Java/Kotlin and Objective-C/Swift)
• Strong in Android Java. Candidate should have a good understanding of thread management, memory management and other aspects of Java for mobile application development.
• Strong OO design and network programming skills.
• Strong written/verbal communication skills.
• Strong knowledge of Android SDK, different versions of Android, and how to deal with different screen sizes
• Familiarity with RESTful APIs to connect Android applications to back-end services
• Experience with Knowledge and understanding of Firebase
• Proficient understanding of code versioning tools, such as Git
• Familiarity with cloud message APIs and push notifications
• Qualification- Any computer science graduate/postgraduate

What you need to have:

We are looking for an iOS application developer who possesses a passion for pushing mobile technologies to the limits and will work with our team of talented engineers to design and build the next generation of our mobile applications.

MUST BE ABLE TO WORK AT OUR OFFICE IN : Sec. 63, Noida, UP 201301

Responsibilities:

• Design and build advanced applications for the iOS platform
• Collaborate with cross-functional teams to define, design, and ship new features.
• Unit-test code for robustness, including edge cases, usability, and general reliability.
• Work on bug fixing and improving application performance.
• Continuously discover, evaluate, and implement new technologies to maximize development efficiency.
• Very good experience with Objective-C and iOS SDK
• Good working knowledge in Cocoa Touch
• Experience with memory management and caching mechanisms specific to mobile devices.
• Experience working with iOS frameworks such as Core Data, Core Animation, Core Graphics, and Core Text.
• Experience in Payment gateway integration in mobile apps.
• A portfolio of iOS in the app store is a plus.
• Git & Gerrit.
• UI & UX experience.
• Experience in Swift4 and above version of Swift.
• REST API association, Locations, and Map API.

Required Candidate profile

• A minimum of 3 years of experience in iOS app design and development
• Experience working with iOS frameworks such as Core Data, Core Animation, Core Graphics and
  Core Text
• Experience in imaging/pdf manipulation sdk will be preferred.
• Working experience with PDFTron sdk
• 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