7+ GCD Jobs in India

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.

1. Have you used Swift in production code ? If yes please share the duration
2. Have you used RxSwift in production code? What were the common scenarios for using it ?
3. Have you used Combine in production code? What were the common scenarios for using it ?
4. Have you used GCD or Operation queues in production code? What were the common scenarios for using it ?
5. Have you used CocoaPods or Swift Package Manager for dependancy handlings in any of the projects you have worked ? What were the common scenarios for using it ?
6. Have you used any of MVVM or VIPER or any other architecture in production code? Please specify which one.
7. What size team have you been a part of? Were there interactions with designers, Product Managers and/or testers?
8. Share links of your app/s on the App Store that you have contributed to.

HOW YOU WILL HELP US SUCCEED

• Your main role as an iOS developer is to build a frictionless end-user experience. A key part of achieving this is through applying your expertise while having a close collaboration with other Android & iOS and backend developers, as well as business stakeholders.
• Build features and maintain frontend services by implementing defined work issues.
• Improve and maintain existing code.
• Work with databases, servers, microservices, and APIs, and the integration of all these processes with the native environment.
• Work collaboratively by proposing solutions and alternative point of views to problems.
• Pair Programming and Code Reviews.
• Participate in SCRUM ceremonies.

WHAT YOU WILL NEED TO SUCCEED

• A minimum of 3 years of coding as an iOS Developer.
• In-depth experience with Swift and Xcode.
• Up to date with the latest Cocoa and iOS trends.
• Understanding of UI Kit, Core Animation, Interactions, GCD & Networking.
• Excellent understanding of design patterns & Object Oriented Programming.
• Understanding of analytics, remote reporting and measurements.
• Experience of working with Continuous Integration (CI) and Unit Testing on iOS.
• Experience with API’s and core data.
• Excellent debugging skills.
• Experience working with Git.
• Knowledge of socket based networking desirable.
• Understanding of the iOS ecosystem (APNs, Code signing, iTunes Connect, TestFlight).

Mandatory

·  Experience in Research, Design, Architecting high-performance iOS applications & saw commercially successful scale.

·  Must have built applications individually (end-to-end).

·  Have Experienced in Swift, Objective C, Cocoa framework, UIKit, Core Location, GCD, Auto Layout, Xcode & iOS applications.

This person MUST have:

• B.E Computer Science or equivalent
• 2+ Years of hands-on experience troubleshooting/setting up of the Linux environment, who can write shell scripts for any given requirement.
• 1+ Years of hands-on experience setting up/configuring AWS or GCP services from SCRATCH and maintaining them.
• 1+ Years of hands-on experience setting up/configuring Kubernetes & EKS and ensuring high availability of container orchestration.
• 1+ Years of hands-on experience setting up CICD from SCRATCH in Jenkins & Gitlab.
• Experience configuring/maintaining one monitoring tool.
• Excellent verbal & written communication skills.
• Candidates with certifications - AWS, GCP, CKA, etc will be preferred
• Hands-on experience with databases (Cassandra, MongoDB, MySQL, RDS).

Experience:

• Min 3 years of experience as SRE automation engineer building, running, and maintaining production sites. Not looking for candidates who have experience only as L1/L2.

Location:

• Remotely, anywhere in India

Timings:

• The person is expected to deliver with both high speed and high quality as well as work for 40 Hours per week (~6.5 hours per day, 6 days per week) in shifts which will rotate every month.

Position:

• Full time/Direct
• We have great benefits such as PF, medical insurance, 12 annual company holidays, 12 PTO leaves per year, annual increments, Diwali bonus, spot bonuses and other incentives etc.
• We dont believe in locking in people with large notice periods.  You will stay here because you love the company.  We have only a 15 days notice period.

OS Ninja (iOS Developer)

Hello there! You’ve got 99 problems but a buggy code ain’t one? Do you have 2-5 years experience in building kickass iOS applications?

WE ARE LOOKING FOR YOU!

What will be your roles and responsibilities:

• Design and build applications for the iOS platform.
• Ensure the performance, quality, and responsiveness of applications.
• Collaborate with a team to define, design, and ship new features.
• Identify and correct bottlenecks and fix bugs.
• Help maintain code quality, organization, and automatization.
• Contribute to the design, architecture, and development of apps that are elegant, efficient, secure, highly available, and maintainable.
• Ability to work in areas outside of your usual comfort zone and get things done quickly.

What we need

• You are proficient with Objective-C or Swift 5.0, SwiftUI, MVP, AutoLayout, UIKit, and Cocoa Touch.
• You have experience with iOS frameworks such as Core Data, Core Animation, Core Graphics, and Core Text, etc.
• You have proven hands-on experience working with table views, scroll views, delegates, notifications, NSOperations, GCD, and mainly Core Animations.
• You have good knowledge of TestFlight and XCode.
• You have an understanding of Apple’s design principles and interface guidelines.
• You have experience with performance and memory tuning with tools such as Instruments and Shark, depending on project needs.
• Knowledge of iOS networking, various design patterns, and Multithreading.
• You care about code quality and you know how to deliver high-quality code.
• You have a good understanding of code versioning tools such as Git.
• You have experience in writing functional tests experience in the usage of instruments to detect memory leaks and for performance optimization and you have familiarity with continuous integration.
• You have experience in shipping one or more iOS apps, ideally currently available on the App Store.

Location:  Goregaon east, Mumbai

Requirement:
              We are looking for a skilled Developer with 2+ years of experience in mobile application development for iOS.

Primary Responsibilities:

• Work closely with the core team to come up with new features and implementing them
• Work on new products and services and provide support to existing applications
• Integrate REST services into mobile applications and familiar with App localization technique

The ideal candidate must possess the following skills:

Functional: Swift, Objective-C, Xcode, Networking, Data Structures, GIT & JIRA, GCD, Core Data, OOPS, Design Patterns

Mandatory: Passionate about sports, Problem-solving, Team player, Target & Result oriented

Additionally, the candidate must demonstrate good communication skills and a solid understanding of cricket and football (among other sports).