
We are looking for a Senior React Native Mobile App 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.
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
- 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
Skills
- Firm grasp of the JavaScript and TypeScript or ClojureScript language and its nuances, including ES6+ syntax
- Knowledge of 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, IntelliJ
- Understanding of REST APIs, the document request model, and offline storage
- Experiences with automated testing suites, like Jest or Mocha

About Cirtru - Circles of Trust
About
Cirtru is a proptech startup for the USA. We have previously raised one round of funding but we are self sustainable since the last few years. Our team operates out of Mumbai (Goregaon East) and we are hiring across the board. Note that our positions are full time and we expect you to work from office, at least most of the days.
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We’re building something significant — and we need the right engineer to help us get there.
📋 Role Overview
As an Android Engineer, you will design, build, and maintain high-quality features for our consumer-facing Android application. You’ll collaborate closely with product, design, and backend engineers to deliver experiences that are fast, reliable, and delightful to use.
⚡Key Responsibilities
- Build and maintain robust Android features using Kotlin and Jetpack Compose.
- Design clean, scalable UI with both Compose and XML layouts depending on context.
- Architect features following MVVM principles, ensuring separation of concerns and testability.
- Collaborate with product and design teams to translate specs into polished user experiences.
- Write unit and UI tests; participate in code reviews to maintain quality standards.
- Monitor production performance, debug issues, and ship timely fixes.
- Contribute to architectural decisions and help establish best practices on the team.
✅ Required Skills & Qualifications
- 1–2+ years of professional Android development experience.
- Hands-on experience in high-paced, high-growth production Android applications.
- Proficient in Kotlin— idiomatic, clean, and confident.
- Strong command of Jetpack Compose for building modern declarative UIs.
- Solid XML layout skills— comfortable working across legacy and modern UI systems.
- Deep familiarity with MVVM architecture and Android Architecture Components (ViewModel,LiveData/StateFlow).
- Working knowledge of REST APIs, JSON parsing, and async patterns (Coroutines / Flow).
- Experience with Git and standard collaborative workflows (PRs, code review).
✨ Good-to-Have Skills
- 0–1 experience: built an Android app or key feature from scratch.
- Familiarity with CI/CD pipelines (GitHub Actions, Bitrise, or similar).
- Experience with analytics SDKs, crash reporting (Firebase, Sentry), or A/B testing tools.
- Published apps on the Google Play Store.
AI Usage Policy:
We encourage AI tools (Cursor, Copilot, GPT-4) as force multipliers — but you must own your code, explain trade-offs, and debug without solely relying on AI
We are a lab building products for the creator economy. Why so, because we are on a mission to empower the individual to realize/unleash their full potential
Job Description:
We are looking for a passionate iOS developer who is keen to work in a startup and wants to Build something on his/her own.
Responsibilities
● Produce fully functional iOS applications by writing clean code
● Gather specific requirements and suggest solutions
● Write unit and UI tests to identify malfunctions
● Developing new features and user interfaces from wireframe models ● Ensuring the best performance and user experience of the application ● Fixing bugs and performance problems
● Writing clean, readable, and testable code
● Cooperating with back-end developers, designers, and the rest of the team to deliver well-architected and high-quality solutions Requirements ● Proven work experience as an iOS developer
● Demonstrable portfolio of released applications on the App Store
● In-depth knowledge of at least one programming language like Swift or Objective-C
● Experience with iOS frameworks such as Core Data, Core Animation, etc.
● Familiarity with RESTful APIs to connect iOS applications to back-end services
● Understanding of Apple’s design principles and interface guidelines
● Experience with profiling and debugging mobile applications
● Experience with third-party libraries and APIs
Benefits:
● You will be building a team that will be working on the most innovative technologies in the creator space
● You will get to be a part of the initial team while we build this rocketship
● You get to work directly with the Founders on a completely revolutionary idea and most likely end up defining the course of history.
Why work with us?
You get to work directly with the core team on a completely revolutionary idea and most likely end up defining the course of history. If getting known for your talent, skills & work ethic is what drives you, we make sure that that happens
What's the company culture like?
Extremely passionate.
We’re only looking for people who want to prove to the world how gifted they are or who want to truly democratize access to capital.
Must have built at least two Android and/or iOS apps with Flutter.
Have published one or more mobile apps in Google Play or App Store.
Working knowledge of the general mobile landscape, architectures, trends, and emerging technologies.
Solid understanding of the full mobile development life cycle, including automated testing and building.
Experience working in an agile development process.
Design and implement user interface components for JavaScript-based web and mobile applications using React ecosystem.
Build app and UI components from prototypes and wireframes. Work with native modules as and when required.
Use Native APIs for tight integrations with both platforms – Android and iOS Write automated tests to ensure error-free code and performance Improve front-end performance by eliminating performance bottlenecks Create front-end modules with maximum code reusability and efficiency Implement clean, smooth animations to provide an excellent user interface Work with third-party dependencies and APIs Work with Redux architecture to improve performance of the websites/mobile apps Coordinate with the cross-functional teams to build apps in stipulated time/budget.
Be proficient in using version control and continuous integration, with tools such as Git.
Good communication skills in English.
- Designing and developing an advanced application for the IOS
- Unit-testingcode for robustness, including edge cases, usability, and general reliability
- Bug fixing and improving application performance
- Design and build advanced applications for the iOS platform
- Collaborate with cross-functional teams to define, design, and ship new features
- Work with outside data sources and APIs
- Design, build, and maintain high-performance, reusable,and reliable objective-C/Swift
- Help maintain code quality, organization,and automation
- Work with product managers and other stakeholders to provide technical requirements
- Troubleshoot and fix software defects using an issue tracking system
- Perform code reviews with other developers
Requirements:
Support the entire application lifecycle (concept, design, test, release and support) on both Android and iOS
- Build a framework as the application grows so our Apps and SDKs are unanimous.
- Produce fully functional mobile applications writing clean code
- Gather specific requirements and suggest solutions
- Troubleshoot and debug to optimise performance
- Design interfaces to improve user experience
- Liaise with Product team to plan new features
- Ensure new and legacy applications meet quality standards
- Stay up-to-date with new technology trends
- Work with latest Security protocols and data transfer optimisations
- Proven work experience as a Mobile developer with 3 - 5 years of experience.
- Must be proficient in at least one programming language from Java, Swift & Objective C and must be willing to learn the other two.
- Experience with third-party libraries and APIs
- Familiarity with OOP design principles
- Excellent analytical skills with a good problem-solving attitude
- Ability to perform in a fast paced team environment
- Strong understanding of in-device security
Preferences:
If you have experience Building apps for fast-growing startups
- If you have hands-on experience on iOS and Android both
- If you have experience working with Flutter.
Note:Our Android application is being written in Java
and iOS app in Objective C and Swift.
We offer a suite of memberships and subscriptions to spice up your lifestyle. We believe in practicing an ultimate work life balance and satisfaction. Working hard doesn’t mean clocking in extra hours, it means having a zeal to contribute the best of your talents. Our people culture helps us inculcate measures and benefits which help you feel confident and happy each and every day. Whether you’d like to skill up, go off the grid, attend your favourite events or be an epitome of fitness. We have you covered round and about.
- Health Memberships
- Sports Subscriptions
- Entertainment Subscriptions
- Key Conferences and Event Passes
- Learning Stipend
- Team Lunches and Parties
- Travel Reimbursements
- ESOPs
Thast what we think would bloom up your personal life, as a gesture for helping us with your talents.
Join us to be a part of our Exciting journey to Build one Digital Identity Platform!!!

- Implementing designs and coordinating the frontend development and required backend for it.
- Working on back-end development tasks and designing architecture for the same.
- Performing research and find opportunities to utilise web development best practices, forming guidelines to improve system productivity, and working on scaling and monitoring.
- Working with cross-functional teams to maintain and make sure the product should be scalable, maintainable and secure.
- Coordinating with multiple junior team members for the development of the tasks & projects
- Developing user interface components and implementing them following well-known React.js workflow.
- Architecting the application out in clean MVC kind of architectures in ReactNative for Android/ iOS app development.
- Developing APIs with MVC frameworks in Java / Python.
- Designing and building REST APIs.
- Building on and maintaining services on cloud platforms.
- Building reusable code and libraries for future use.
What you need to have:
- Bachelor's degree in Computer Science or related field.
- 1+ years of experience working as Android or React Native development
- Built an application from scratch earlier.
- Strong computer science fundamentals.
- The ability to own end to end responsibility - right from requirement to release.
- Willingness and enthusiasm drive to learn new technologies.
- The ability to pick the right tools for the job.
- Desire and ability to play different roles as necessary
- If Android, you should have strong understanding of activity lifecycle, other components like service, broadcast receiver.
- Core knowledge in Rxjava, Rxandroid, retrofit etc. and can work with Kotlin programming language.
- If React Native, should be well versed with React JS and React Native.








