
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.

About CAW.Tech
About
CAW Studios is Product Development Studio. WE BUILD TRUE PRODUCT TEAMS for our clients. Each team is a small, well-balanced group of geeks and a product manager that together produce relevant and high-quality products. We use data to make decisions, bringing big data and analysis to software development. We believe the product development process is broken as most studios operate as IT Services. We operate like a software factory that applies manufacturing principles of product development to the software.
Connect with the team
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- Support the entire application lifecycle (concept, design, test, release and support);
- Produce fully functional applications writing clean code.
- Gather/identify specific requirements and suggest solutions, convert UI/UX into working code
- Write unit tests to identify malfunctions. Troubleshoot and debug to optimize performance.
- Stay up-to-date with new technology trends, Quickly write prototypes to help the product team test a concept.
- Participate in technology POCs
- Create sandbox environments for our customers and partners.
- Design and document high performing and scalable solutions as per the technical requirements.
What do you have?
- 3-5 years of relevant experience
- You have around 2 years of experience in Flutter/Dart, Firebase.
- Strong experience in converting UI/UX into working code.
- Can come-up with and evaluate different algorithms for a problem and can recommend the best fit with supporting data.
- Have the ability to develop clear & concise documentation.
- You can spot challenges, trends and opportunities (including but not limited to technology, regulations, business) to formulate product implementation strategy.
- Comprehensive experience in design patterns, data structures & algorithms, building custom UI & exposure to various third-party UI libraries, REST APIs, developing mobile applications with in mobile data management.
- Location /Chennai
- Experience: 4+ to 7 years
We are looking for a Mobile Application Developer who is an expert in building apps for Apple devices with SwiftUI and Swift. As a Mobile App Developer, your duties and responsibilities will include working together with our design team for product mocks and creating next-level, latest mobile apps for our company. You will be required to work with our team of mobile developers to build intuitive mobile apps.If you consider yourself suitable for this Mobile Developer job, then we would like you to join us.
Responsibilities:
- Analyze the requirements and propose the best possible solutions.
- Develop APIs for mobile functionality support and better user performance.
- Consume remote data via REST and JSON.
- Collaborate with the team to constantly innovate the design and functionality of apps
- Troubleshoot and debug apps and handle it over to testers for better performance.
- Work closely with the product development team .
- Write unit and UI tests to identify malfunctions.
- Follow standard coding practices [Clean architecture] while writing code.
Requirements:
- Proficient in SwiftUI, Combine, CoreData for persistence.
- Should have working experience on Native SwiftUI dependency injection.
- Usage of iOS frameworks such as Core Data, Core Animation, Core Graphics and Core Text.
- Deep familiarity with Objective-C, Swift, and Cocoa Touch.
- Ability to contribute to design, test, release and application support
- Excellent development skills.
- Exceptional problem-solving attitude.
Experience:
- iOS Development , SwiftUI and MVVM .
- Publising in Appstore.
- Beta Release
- Google map
- Different payment gateway integration
- Must have worked in any banking project previously
- Firebase and Socket for Notifications
- well experienced with pods
- Alomofire
Core Java
Datastruture
Sqlite,Rest API,Android UI development, API Integration
Developing, releasing, and maintaining native Android Applications and oversee mobile
application development efforts
Deliver across the entire app life cycle, design, build, deploy, test, release to app stores and
support
Working directly with product and backend developers to conceptualize, build, test and
realize products
Work on bug fixing and improving application performance
Continuously discover, evaluate, and implement new technologies to maximize
development efficiency
Optimizing performance for the apps and keep up to date on the latest industry trends in
the mobile technologies
Our client is the Health-tech initiative of India's largest business house. Started in 2015, it empowers healthcare providers and consumers in India. All healthcare monitoring services are made available through an app that will help connect doctors, hospitals, pharmacies, laboratories and consumers, enabling preventive and predictive healthcare. It helps the care-givers to track the entire patient journey from the initial appointment and maintaining their records, generating lab test reports to providing virtual consultation and home-care solutions. It is expected that this futuristic guide will strengthen doctor-patient relationship and enhance the in-clinic experience.
As an Android Developer, you will be responsible for developing flexible and well-structured mobile products on Android platform.
What you will do:
- Designing the Mobile Application for our product offering
- Communicating effectively in a cross-functional product development team and present ideas and designs effectively.
- Identifying and correcting bottlenecks and fixing bugs
- Helping maintain code quality, organization, and automatization
What you need to have:
- Should have proven experience with designing and building advanced
application features for the Android platform - Should have proficient understanding of Android Concepts
- Should have proven experience with Kotlin
- Should have proven experience with RxJava, MVP, MVVM, Dependency Injection and Android Architecture Components
- Should have proficient understanding of Android tools like Android Studio
and Gradle build system - Should have proven experience with Kotlin
- Should have proven experience with RxJava, MVP, MVVM, Dependency Injection and Android Architecture Components
- Should have proficient understanding of Android tools like Android Studio
and Gradle build system - Should have proven experience with REST API(JSON) endpoints using Retrofit
- Should have proficient understanding of code versioning tools, such as Git or
SVN - Should have excellent problem-solving skills
- Excellent interpersonal skills and the ability to build good working relationships.
- Must be self-motivated to prioritize and manage workload and meet critical project milestones and deadlines.
- Able to effectively collaborate with a team as well as take initiative and work independently to solve problems
- Should have min 65% in B.E./ B.Tech/ M.Tech
TECHNICAL SKILLSET REQUIRED:
- Experience building and maintaining code for:
- iOS platform (Xcode, Swift, Objective C, Swift UI is a plus)
- Hands-on experience with modern technologies.
- Excellent Swift programming skills
- Excellent analytical, debugging and troubleshooting skills (battery usage, network usage optimization, etc)
- Passion for usability, simplicity and consistency in software development.
- Excellent communication and collaborative skills.
- Exposure to Agile methodologies
- Bonus points for knowledge of Android platforms, hybrid platforms(React native, Flutter).
POSITION:
- Be part of fastest growing eCommerce platforms in exciting application areas like core commerce, supply chain, logistics and fulfilment, merchant, mobile commerce, analytics, automation and a lot more for the global markets positioned for Asia.
- Develop awesome new features front to back.
- Responsibilities will include all aspects of software development from design, coding, testing, customer feedback and maintenance.
- Work with a team of amazing developers and designers to build simple, beautiful and consistent user experiences for our mobile apps
- Invent and prototype new features, then build, test and ship them in our products.
- Drive the implementation of new technologies which improve our ability to build great products.
QUALIFICATION
- A Bachelor’s degree in Computer Science (or equivalent experience)
Quinbay is an upstart digital platforms and products company with a core focus on disrupting traditional markets and business models with the strength of our innovation driven digital value. We harness the power of our open innovation culture, our unique talent selection approach, the skills and expertise of our people across various industries, domains and technologies and a unique blend of analytics driven strategies for creating future digital platforms.
OPPORTUNITIES : Pursue opportunities in and learning/growth interests in Mobile, product development, product management, Analytics, Machine learning, UI/UX design, DevOps, Automation, Drones, bots and Java / open source development frameworks and methodologies – on a variety of domains like eCommerce, Logistics and fulfilment, Mcommerce and a whole
Opportunities to be part of fastest growing eCommerce platforms in exciting application areas like core commerce, supply chain, logistics and fulfilment, merchant, mobile commerce, analytics, automation and a lot more for the global markets positioned for Asia.
#Hiring IOS developers who can join us immediatly or within 30 days and most importantly who are available to come office for atleast one round of interview
• Develop compelling mobile application functionality on high-traffic mobile apps and RESTful services.
• Participate in architecture and design of mobile applications and services with developer mentors.
• Ensure cross-platform application compatibility with dominant mobile platforms and versions.
• Apply strong analytical and development skills to troubleshoot and performance tune mobile apps and services.
• Create and update automated unit and acceptance tests to ensure software quality.
• Work closely on an agile team in a collaborative environment.
• Readily able to monitor environments and troubleshoot unforeseen problems.
Skills:
• Advanced understanding of React
• Typescript/ES6 JavaScript
• Experience with React Native strongly preferred
• Understanding of Redux and Redux-Saga
• Good technical skills & SOLID design principles (e.g., design patterns)
• Excellent oral and written communication skills in English.
●Hands-On Experience In Javascript & React Native
●Experience In Developing User Interface Components And Implementing Them Following Well-Known React Native Workflows
●Expertise In Front-End And Understanding Of REST API Design.
●Ability To Write High-Performance, Reusable Code For UI Components
●Good Understanding Of Asynchronous Request Handling, Partial Page Updates, And AJAX
●A Solid Understanding Of Object-Oriented Programming
●Working Knowledge Of Version Control Tools Like Git.
●Familiarity With Application UX Designs
●Unix / Linux Experience
Responsibilities :
●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.
●Working With The Design Team To Convert Their Elegant Design Into A Working Model.
●Build Reusable Code And Libraries For Future Use
Optimize Application For Maximum Speed And Scalability
Here’s what you will do day-to-day:
Brainstorm, contribute new ideas, conceive innovative strategies, and implement solutions to difficult problems
Work with fellow designers and developers in an iterative environment with short and impactful development cycles
Exploit the most advanced Android APIs and platform features to build innovative solutions to real-world problems
Build all the necessary tools and infrastructure to enable rapid mobile development
Work closely with our backend team to interface with RESTful API services
Work with real-time feedback from our users to make the product better
Discover, design, develop, deploy, debug. Repeat!
Why work with us?
Work in a very small, highly talented team consisting IIT alumnus and rockstar developers
High standard of engineering quality
Work on cutting edge technologies in android development so that you are always updated with the trends in android community. P.S. We hate outdated technologies!
High impact role at fast paced growth company
Skills we are looking for - Android Engineer:
Must be able to independently design, code and test major features, as well as work jointly with other team members to deliver complex changes.
Strong object-oriented design and coding skills (Java, Kotlin)
Solid software development background including design patterns, algorithms, data structures
Experience with MVVM or MVP or Clean architecture
Experience with mobile data storage with SQLite/Room or other DBs including no-SQL
Understanding of RxJava, Dependency Injection frameworks like Dagger 2
Good experience in memory management, performance tuning, and resource optimizations
Has published at least one app in play store
Few Good to Haves:
Kotlin experience is a big plus
Experience working in a startup
Experience with Camera and Google Maps apis
Published apps in play store
Github/Medium/StackOverflow presence
Our Android Tech:
Clean architecture with best practices in MVVM
Latest jetpack components
Reactive programming
Kotlin
- Experience with building scalable applications on android and IOS
- Experience in working with Dart.
- Knowledge of unit & integration testing
- Knowledge of agile development process, jira
- Knowledge of API integration
- Strong UI building skills
- Experience with version control systems (bitbucket, git etc.)
- Strong knowledge of algorithms and Data structures
- Demonstrated experience working on application development projects and
- Test-driven development. Experience in writing high quality code
- Experience in Fintech domain will be another added advantage
- Experience in developing mobile apps in Flutter.
- Strong knowledge of Architectural pattern like Bloc, Provider etc in Flutter.
- Ability to think about scalability and reusability while developing flutter widgets.
- Ability to handle updates in UI with high frequency data changes.
- Knowledge of iOS application deployment.
- Strong state management knowledge.
- Knowledge of writing Plugins in Flutter is a good to have skill.








