IOS Architect

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.

We are seeking a talented and passionate Flutter Developer to join our development team. In this role, you will be responsible for designing, developing, and maintaining cross-platform applications using Flutter for mobile (iOS and Android), web, and desktop (Windows/macOS/Linux)platforms. You will work closely with product managers, designers, and other engineers to deliver exceptional user experiences that run seamlessly across devices.

Tasks:

You will be building multi-platform applications for Android and iOS using Flutter and Kotlin Multi Platform (libraries).

Building multi-platform applications for Android and iOS using Flutter

Ability to provide accurate estimates, work under pressure and meeting deadlines

Writing clear and reader-friendly code using Dart.

Unit testing

Git and Jira

Bonus Skills

Knowledge of native platforms Android (Java/Kotlin) and/or iOS (Swift)

Kotlin Multi Platform

Requirements:

Bachelor's degree in Computer Science (or related field)

Expertise in Object Oriented Design, Database Design, and XML Schema

Experience with Agile or Scrum software development methodologies

Ability to multi-task, organise, and prioritise work.

Experiance Range:

5+ year

Click here to know more - https://jstechalliance.jtep.io/api/hms/v1/candidate/form/48

We are looking for an Android Developer responsible for the development and maintenance of applications aimed at a range of devices including mobile phones and tablet computers. Your primary focus will be development of 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

Roles and Responsibilities

² Design and build applications.

² Ensure the performance, quality, and responsiveness of applications

² Collaborate with a team to define, design, and ship new features

² Identify and correct bottlenecks and fix bugs

² To maintain the code quality, organization, and automation

² Work with the development team consisting of architects, UI designers, product managers, testers to deliver high quality mobile product & services

² Develop, test and rollout optimised UIs for diff versions/device

² Translate designs and wireframes into high quality code

² Build for multi device & multi platform scenario i.e mobile website along with mobile app

² Design, build, and maintain high performance, reusable, and reliable Java code

² Ensure the best possible performance, quality and responsiveness of the application

² Adaptability is a key factor to becoming a great Android app developer

² Identify the bugs ,correct bottlenecks and fix bugs

Skills Required:

² Prominent hands on experience in Native Android, Native iOS or Both.

² Strong knowledge of Android SDK, different versions of Android, and how to deal with different screen sizes

² An Android app developer must be well-versed with Java programming language.

² Familiarity with RESTful APIs to connect applications to back-end services

² Strong knowledge on UI design principles, patterns, and best practices

² Having knowledge about offline storage, threading, and performance tuning

² Knowledge of the open-source Android ecosystem and the libraries available for common tasks

² A knack for benchmarking and optimization

² Ability to understand business requirements and translate them into technical requirements

² Understanding of Google’s Android design principles and interface guidelines.

² Proficient with Objective-C or Swift.

² Understanding of Apple’s design principles and interface guidelines

² Knowledge of low-level C-based libraries is preferred

² Familiarity with cloud message APIs and push notifications

² Knack for benchmarking and optimization

² Proficient understanding of code versioning tools (such as Git, Mercurial or SVN)

² Familiarity with continuous integration.

• Should have excellent knowledge of Swift and Objective C
• Good working knowledge in Cocoa Touch
• Experience with performance and memory tuning with tools
• Experience with memory management & caching mechanisms specific to mobile devices
• Experience with third-party libraries and APIs
• Experience working with Core Data, Realm
• Understanding of the full mobile development life cycle
• Experience in publishing apps to the App Store.
• Code version tool – Git, Bitbucket
• Design Pattern - MVC and MVVM, MVP
• Must be able to provide individual or project oversight on rapid prototyping/POC 
• efforts and large scale enterprise wide roll out planning.
• Must be familiar with software development methodologies like Agile, Waterfall, Iterative etc.
• Must have strong analytical skills and should be able to define and build competency assets – estimators, tools, reusable assets, scripts, etc.
• Must have strong communication and customer interfacing skills with particular emphasis on Scope and Requirements Management