IOS developer

Position: Senior React Native Developer (4- 7 years)

Location: Remote (Company in Mumbai)

Company: Big Rattle Technologies Private Limited

Immediate Joiners only.

Summary:

We're looking for a seasoned React Native developer who has shipped production-grade mobile apps on both iOS and Android — ideally in the high-traffic, high-stakes world of e-commerce. You'll own the mobile experience end-to-end: architecture, performance, and flawless UX across devices.

Note: We are looking for a senior expert who has delivered multiple apps that are built from scratch and hosted on Apple Store/ Play Store i.e. e2e lifecycle.

KEY RESPONSIBILITIES

• Design and build scalable React Native apps for both iOS and Android from scratch to App Store / Play Store deployment.
• Architect complex e-commerce flows — product catalogues, cart, checkout, payment gateway integration, and order tracking.
• Optimize app performance: reduce TTI, maintain smooth 60fps animations, and manage memory on low-end devices.
• Integrate REST and GraphQL APIs; manage state with Redux Toolkit, Zustand, or React Query.
• Implement push notifications, deep linking, in-app navigation, and offline-first strategies.
• Write clean, well-tested code; maintain CI/CD pipelines using Fastlane, GitHub Actions, or Bitrise.
• Collaborate with designers, backend engineers, and product managers in Agile sprints.
• Conduct code reviews and mentor junior mobile developers.

Required Skills:

Core Mobile

▸ React Native CLI & Expo

▸ TypeScript

▸ React Navigation v6+

▸ iOS (Swift basics) & Android (Kotlin basics) ▸ Xcode & Android Studio

E-commerce & Integrations

▸ Product / Cart / Checkout flows

▸ Razorpay, Stripe, PayPal SDKs

▸ Wishlist, search UX, filters

▸ Order tracking & delivery status

▸ Push notifications & deep linking

State & Data

▸ Redux Toolkit / Zustand

▸ React Query / SWR

▸ REST & GraphQL APIs

▸ AsyncStorage / MMKV

▸ Firebase Realtime DB / Firestore

DevOps & Tooling

▸ Fastlane & GitHub Actions / Bitrise

▸ Jest (unit) & Detox (E2E)

▸ Firebase Crashlytics & Sentry

▸ Flipper / Reactotron

▸ App Store & Play Store deployments

Nice to Have skills: New Architecture · RN Web · AR try-on · RTL support · Shopify SDK · WCAG · Maps SDK

• React Native New Architecture (JSI / Fabric / TurboModules)
• React Native Web or monorepo setups (Nx, Turborepo)
• AR product try-on experiences (ARKit / ARCore)
• Shopify Storefront API or WooCommerce SDK experience
• Accessibility (WCAG mobile) implementation
• Live order-tracking maps (Google Maps / Mapbox)

Required Qualifications:

• Bachelor’s degree in Computer Science, Engineering, or a related technical field.

Why should you join Big Rattle?

Big Rattle Technologies specializes in AI/ ML Products and Solutions as well as Mobile and Web Application Development. Our clients include Fortune 500 companies. Over the past 13 years, we have delivered multiple projects for international and Indian clients from various industries like FMCG, Banking and Finance, Automobiles, Ecommerce, etc. We also specialise in Product Development for our clients.

Big Rattle Technologies Private Limited is ISO 27001:2022 certified and CyberGRX certified.

What We Offer:

• Opportunity to work on diverse projects for Fortune 500 clients.
• Competitive salary and performance-based growth.
• Dynamic, collaborative, and growth-oriented work environment.
• Direct impact on product quality and client satisfaction.
• 5-day hybrid work week.
• Certification reimbursement.
• Healthcare coverage.

iOS Developer

Experience 3-8 years

Job Qualifications and Skill Sets(T3-T4)

T3

1. Full-time undergraduate degree or above in computer and related majors

2. More than 3 years of iOS development experience, proficient in OC/Swifit language

3. Have good architecture and interface design capabilities, understand object-oriented design and design patterns, and be able to write high-quality code

4. Understand performance optimization, be familiar with Frameworks-related core libraries, multi-threading, data storage, network communication and other underlying principles

5. Have strong analytical and problem-solving abilities, quick learning ability, stress resistance, communication and collaboration skills

6. Proficient in the use of mainstream tripartite frameworks

T4

1. Full-time undergraduate degree or above in computer and related majors

2. More than 5 years of iOS development experience, proficient in OC/Swifit language

3. Have good architecture and interface design capabilities, understand object-oriented design and design patterns, and be able to implement reusable components with high quality

4. Familiar with performance optimization, familiar with Frameworks-related core libraries, multi-threading, data storage, network communication and other underlying principles

5. Have strong analytical and problem-solving abilities, quick learning ability, stress resistance, communication and collaboration skills

6. Applicants with experience in large-scale first-line Internet product development will be given priority

7. Applicants with development experience in large-scale project performance optimization, engineering efficiency optimization, cross-platform solutions, etc. will be given priority

8. Be familiar with one or more third-party source codes. You need to be familiar with and understand the design patterns and runtime source codes.

Note: Kindly apply only if your open to Work from Office Bangalore and available to join immediate to 10 days.

Interested candidates connect @Bhavani P on the LinkedIn or message your number/ id on the cut short chat.

JD for Flutter App Developer

Promilo.com (Sawara Solutions Pvt Ltd)

Industry: IT Software - SAAS

Location: Bangalore

Mode: Full-Time (Work from office only)

Hello Everyone,

Please review the details below regarding an opening in Promilo for a Flutter Developer in Bangalore.

ABOUT US

Promilo is India’s 1st innovative platform which “Pay to Browse”. It is a B2B SaaS start-up that enables to accelerate of the business appointment funnel of the Companies. We’re a SaaS-based advertising platform that connects both users & advertisers. Users will be able to book an online appointment based on their interests with the advertiser, without compromising their data privacy and get rewarded for sharing their data and time. We’re registered and recognized by Start-up India, Start-up Karnataka & MSME companies. Also, the top 100 Google App-Scale Academy start-ups. To know more - visit our company website. (www.promilo.com)

JOB DESCRIPTION:

As a Flutter App Developer at Sawara Solutions Pvt. Ltd. (Promilo.com), you will be an integral part of our dynamic and forward-thinking development team. Your primary responsibility will be to conceive, design, and implement high-performance and visually stunning mobile applications using the Flutter framework. We are looking for an individual who not only possesses technical expertise but also has a creative flair for crafting user-centric experiences.

ROLES & RESPONSIBILITIES:

•High-Quality Mobile Applications: Utilize your expertise in Flutter to create robust, scalable, and efficient mobile applications that meet the highest standards of performance and reliability.

•Collaborate Across Teams: Work closely with cross-functional teams to define and design new features, ensuring a seamless integration of functionality and aesthetics.

•UI/UX Implementation: Collaborate with UI/UX designers to translate design concepts into visually appealing and intuitive user interfaces.

•Code Quality and Maintenance: Write clean, maintainable, and efficient code, adhering to coding standards and best practices.

•Troubleshooting and Optimization: Identify and resolve issues through effective troubleshooting, debugging, and optimization techniques to enhance application performance.

•Stay Current with Industry Trends: Stay abreast of the latest industry trends and technologies, incorporating them into your work to ensure our applications remain cutting-edge.

•Code Reviews and Collaboration: Actively participate in code reviews, providing constructive feedback to team members. Collaborate with peers to maintain a high level of code quality.

•Team Collaboration: Work collaboratively with other team members and stakeholders to deliver high-quality software solutions that align with project goals and timelines.

QUALIFICATIONS:

•Proven Experience: Demonstrated experience as a mobile app developer, with a focus on Flutter development.

•Technical Proficiency: Strong knowledge of the Dart programming language and experience with third-party libraries, APIs, and integrations.

•Development Life Cycle: Familiarity with cloud services and mobile application deployment processes. Solid understanding of the full mobile development life cycle.

•Problem-solving skills: Strong problem-solving skills, attention to detail, and the ability to think critically.

•Communication and Collaboration: Excellent communication and collaboration skills, with the ability to work independently and as part of a team.

•Bachelor's degree in Computer Science, Engineering, or a related field (or equivalent work experience).

•Preferred Qualifications:

•Experience of 2-4 Years in Flutter Development.

•Knowledge of native Android and iOS development is preferable.

•Familiarity with version control systems (e.g., Git).

•Knowledge of mobile app security best practices.

•Knowledge of OOP’s Concepts

•Previous experience working on projects in an Agile/Scrum environment.

• 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.
• Strong knowledge of Android UI design principles, patterns, and best practices.
• Experience with offline storage, threading, and performance tuning.
• Ability to design applications around natural user interfaces, such as “touch”.
• Familiarity with the use of additional sensors, such as gyroscopes and accelerometers.
• Knowledge of the open-source Android ecosystem and the libraries available for common tasks.
• Ability to understand business requirements and translate them into technical requirements.
• Familiarity with cloud message APIs and push notifications.
• A knack for benchmarking and optimization.
• Understanding of Google’s Android design principles and interface guidelines.
• Proficient understanding of code versioning tools, such as Git.
• Familiarity with continuous integration.

As part of the Mobile SDK Engineering team at Flyy, here are some things you can expect:

• Take ownership and be responsible for what you build - no micromanagement
• Work with customer success team to enable Flyy customers to adopt Insights-led engagement in different industry sectors like e-Commerce, FinTech, OTT, Social, entertainment, travel, telco, food-tech etc.
• Explore the latest in topics like Mobile development, SDK, iOS, Android, tvOS various mobile hybrid frameworks and share with the team and more importantly, have fun while you work on scaling Flyy.

Skills Required :

• Minimum 2 years experience in iOS Development
• Minimum 1 year of experience in Native Mobile Development
• Minimum 1 year of experience in React-Native/Flutter framework
• Should be thorough with different architectures used in Mobile Development
• In-depth knowledge and understanding of Android/iOS framework:
• Multithreading concepts
• Persistent data storage
• Rest APIs Implementation
• Should know the internals of the mobile build and distribution processes
• Ready to learn and develop in any cross-platform frameworks
• Should be able to capture bottlenecks and improve them without or little supervision
• Awareness of Secure Development process and practices
• Awareness on Information Security concepts and Best Practices

Good to Have:

• Knowledge of other cross-platform frameworks i.e., Cordova, Unity, etc
• Experience in working and shipping SDKs/plugins

Job Description

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

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

Skills

• Proficient with Objective-C or Swift.
• Familiarity with RESTful APIs to connect iOS applications to back-end services
• Knowledge of other web technologies and UI/UX standards
• Understanding of Apple’s design principles and interface guidelines
• Knowledge of low-level C-based libraries is preferred
• Familiarity with cloud message APIs and push notifications
• Knack for benchmarking and optimization
• Proficient understanding of code versioning tools (such as Git, Mercurial or SVN)
• Familiarity with continuous integration

Education Qualification:

• Undergraduate in Engineering related to Computer Science and Information Technologies and Postgraduate in Computer Science
• Shouldn’t have Backlog or Arrear.
• Must have completed at least 3 month course.

About TrueFan

TrueFan is a celebrity-fan experience platform that enables fans to connect with their favorite celebrities. The business runs on a mobile application where fans compete in an online quiz contest designed on the life of their favorite celebrity (their movies, trivia, facts, etc.) and the winners get a personalized video message from them. The idea is to provide millions of fans an opportunity to fulfill their lifelong dream of interacting with their favorite celebrity while keeping it simple, passion oriented, and engaging for them.

TrueFan is founded by ex-IIT-SRCC alumni and is backed by marquee investors including Ronnie Screwvala, Mayfield Fund, and Saama Capital.

For more details: visit https://www.truefan.in/" target="_blank">https://www.truefan.in/

Job Description

 Job: Full time
Location: Gurugram(Delhi NCR)

Budget: 10 - 30 LPA

We are looking for a React Lead 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 leading and 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.

What does the core role include?

• Leading a team of Developers to discuss user interface ideas and applications.
• Designing and developing high-volume, low-latency applications for mission-critical systems and delivering high-availability and performance
• Designing stateless components in React Native
• Contributing in all phases of the development lifecycle
• Working with the developers to create and maintain a robust framework to support the apps
• Working with the developers to build the interface with a focus on usability features
•  

What else can you expect in the role?

• Prepare and produce releases of software components
• Optimizing performance for the apps
• Problem-solving skills, analytical mind, and positive attitude
• Ability to think from end users perspective and focused on improving the overall product experience.
• Deliver across the entire app life cycle concept, design, build, deploy, test, release to app stores and support
•  

What can fetch you brownie points?

• Hands on experience with React Native is required
• Hands-on experience in React Native APIs, ReactJS, Javascript, ECMAScript (OOJS) and JSX.
• Strong understanding of JavaScript ecosystem
• Hands on experience on Android in creating Hybrid / Native applications
• Demonstrable UI/UX experience on a large-scale app.
• Thorough understanding of React Native development tools like IDEs (Nuclide, Atom, Sublime Text, or Visual
• Good knowledge of JS frameworks like ReactJS is a plus.

Hybrid Apps,React Native, Native iOS and Android Architecture understanding.

Visit Us - https://www.truefan.in/" target="_blank">https://www.truefan.in/