
Our client is a revolutionary Educational services platform, that brings in innovation and expertise in their ways of learning. Awarded as one of the best Google apps of 2017, the app provides students with a variety of online courses that cover K12 subjects, Entrance exams, Engineering and FInance stream topics, as well as Self-help notes.
Their unique and simple AI based site and app feature 500+ courses, nearly a lakh videos and tests, and also imparts strength and weakness analysis for the students to improve their knowledge base. The 5yr old organisation is one of the most loved ed-tech platforms that reaches more than 4.5Mn registered users.
- Developing iOS applications and their integration with back-end services.
- Identifying and resolving the bugs/ issues in real-time and improving application performance.
- Working alongside other engineers, and developers working on different layers of the infrastructure. Therefore, being commitment to collaborative problem solving, sophisticated design, and the creation of quality products is essential.
- Unit-testing code for robustness, including edge cases, usability, and general reliability.
- Continuously discovering, evaluating, and implementing new technologies to maximize development efficiency
- Has 3-5 years of experience working as an iOS Developer in a product based startup/ company with a minimum 3-years experience as a Swift Developer.
- BE/ B.Tech from Tier 1 college (Computer Science/ Relevant Degree) or great set of experience of working in startups/product based companies
- Has worked on IAP app is must & has knowledge of RESTful APIs to connect to back-end services
- Extensive experience developing in Objective-C, Swift and Programmer Tools: Xcode, Instruments, and Git Git, Mercurial or SVN
- Experience with JSON, XML, JavaScript, and interfacing iPhone/ iPad applications to server side API.
- Understanding of UI Design, Apple’s Design Principles, Interface guidelines and object-oriented programming.
- Working knowledge on a video processing/displaying application will be bonus
- Should be able to show sample apps that you have created and answer questions related to them.

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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.
Looking for a great career as a Android Developer? NuVeda is the perfect place for you!
Who we are?
A two-time award winner for the best product from eLearning Industry (2022), NuVeda established in 2006, is a fast-growing SaaS company with offices in Minneapolis, Chennai & Bangalore.
What do we do?
As a strategic growth partner in learning and development, we help our Customers Design, Deliver & Manage all their learning interventions at scale, Measure the business impact and Monetize the learning assets.
Our Vision & Culture
With a vision to build the "Google of Learning", we thrive in an open and honest organization culture where Autonomy, Alignment to Purpose, Integrity, Continuous Learning and Development are fostered to be future ready.
Why us?
We promise you an ambitious career path, compensation & benefits as per the industry standards and a team of high pots who pushes you to your limitless potential.
Responsibilities include:
- Build efficient, testable and reusable codes.
- Collaborate with Engineers, Product Managers and Designers to quickly ship new requirements.
- Take on tough design and product problems while working cross-functionally across design and engineering to polish the product experience.
- Solve complex performance problems and architectural challenges.
- Thrive in a culture of continuous improvement by optimizing web products and related components to achieve and maintain high performance of business applications.
Desired Skills
- 2-4 years of hands-on experience in native mobile app development.
- Strong passion for programming in Android.
- Experience in source revision control systems such as git, svn.
- Knowledgeable about MVC and MVVM architecture.
- Experience working with remote data via REST and JSON.
- Experience with SQL Lite and other databases.
- Experience with UI development.
- Experience with publishing apps.
- Positive attitude towards work (Dynamic) and good communication skills.
- Proficient in Kotlin programming, Java and Android APIs.
- Strong knowledge of Android App architectures and implementation.
- Ability to write model code for functional and non-functional requirements
We are looking for an experienced React Native Developer to join the team. The ideal candidate will have experience building and maintaining mobile applications for both IOS and Android.
Responsibilities:
1. Develop new features for existing mobile applications
2. Collaborate with cross-functional teams to define, design, and ship new features
3. Write clean, maintainable, and efficient code
4. Troubleshoot and debug applications
5. Ensure the performance, quality, and responsiveness of applications
6. Continuously discover, evaluate, and implement new technologies
Requirements:
1. Strong proficiency in JavaScript, including knowledge core principles
2. Experience with Redux and other state management libraries
3. Experience with mobile development (iOS or Android)
4. Experience with navigation libraries (e.g., React Navigation)
5. Strong understanding of the mobile app development lifecycle, including experience with the app store submission process
6. Strong communication skills and ability to work well in a team environment
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.
Duties 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
● Cooperating with the back-end developer in the process of
building the RESTful API
● Communicating with external web services
● Ensuring high performance
Qualifications:
- BE/MCA/MCM/MSc/ME/B-Tech/M-Tech(Computer science) or equivalent
● 2 to 4 years hands-on extensive experience in ios development
Technical skills:
1) Proficient with Objective-C or Swift and Cocoa Touch.
2) Experience with iOS frameworks such as Core Data, Core Animation,etc.
3) Experience with offline storage, threading, and performance tuning.
4) Familiarity with RESTful APIs to connect iOS applications to back-end services.
5) Knowledge of other web technologies and UI/UX standards.
6) Understanding of Apple’s design principles and interface guidelines.
7) Knowledge of low-level C-based libraries is preferred.
8) Familiarity with cloud message APIs and push notifications.
9) Knack for benchmarking and optimization.
10) Proficient understanding of Git.
11) Familiarity with continuous integration.
Collaborate with cross-functional teams to define, design, and ship new features.
Work on bug fixing and improving application performance.
Continuously discover, evaluate, and implement new technologies to maximize development efficiency.
- 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
This person MUST have:
- B.E Computer Science or equivalent.
- Demonstrable portfolio of released applications on the Android market with experience in Android development.
- In-depth knowledge of at least one programming language like Kotlin
- Strong knowledge of how to work with RESTful APIs
- Strong Familiarity with OOP design principles
- Integrate with our backend web services to deliver better and faster user experience
- Strong knowledge of version control (i.e. git, svn, etc.)
- Ability to performance tune and scale applications
- Agile development experience
- Experience working at a software product company is a major plus
- Passion to learn and develop new skills continuously
- Strong sense of ownership in every application they build
- Working with highly collaborative and dynamic team environments
Experience:
- Min 3 year experience
- Startup experience is a must.
Location:
- Remotely, anywhere in India
Timings:
- 40 hours a week but with 4 hours a day overlapping with client timezone. Typically clients are in California PST Timezone.
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.
Locofast Online Services Private Limited operates under the brand name - Locofast- & today is one of the fastest growing B2B companies in the textiles B2B space. The company connects textile manufacturers (mills, manufacturers) to customers (brands, buying houses) both in India &
internationally. It integrates technology to the core transaction flow & delivers industry best pricing & turnaround time for textile products. The century old textile industry has been untouched by any disruption leave alone technological disruption. At Locofast, we are driven to do exactly that & today have an opportunity to create a very large impact in an extremely large industry.
Founders & Investors:
The company in a short span of time (little over two years) has raised two rounds of funding, most
recently one large round of Series B financing (to be announced soon). The company is backed by
some of the most marquee investors that have backed landmark companies such as Myntra.com,
Firstcry.com, Lenskart.com, Cult.fit, Bounce, Gomechanic & others.
The company is founded by second time entrepreneurs who have demonstrated the ability to build
and scale businesses in the past. The profile of the founder can be seen here
- www.linkedin.com/in/wadhwadeepak. Deepak was previously the founder of WeAreHolidays, a
B2C platform for travelers. The founders come with deep expertise in building & scaling
marketplaces.
Roles & Responsibilities:
● Developing and implementing highly responsive user interface components using React concepts.
● Building reusable components and front-end libraries for future use
● Developing and implementing front-end architecture to support user interface concepts.
● Translating designs and wireframes into high quality code
● Optimizing components for maximum performance across a vast array of web-capable devices and browsers.
Candidate Requirements:
● An engineering degree preferably, from a reputed university/college
● A sense of ownership and pride in your performance and its impact on the company’s success.
● Hands-on experience in the JavaScript ecosystem, libraries, and tooling (ES6/7), React Native.
● Good to have knowledge of React.
● Expert knowledge of HTML/CSS, web standards, best practices
● Good understanding of asynchronous request handling, partial page updates, and AJAX
● An experience of writing clean, well documented, semantic code with responsiveness and cross browser compatibility in mind
● Ability to improvise, troubleshoot, and learn new skills on the job.
● Ability to give estimates on work required.
● Proficient understanding of code versioning tools, such as Git/SVN
● Excellent coding and debugging skills
● A passion and the ability to make beautiful, smooth, delightful web experiences
We offer:
● Competitive salary
● Great working environment, opportunity to work directly with the founders on extremely exciting real-life problems.
● Opportunity to grow really fast.
Joining: Immediate
Designation: Android Developer
No of Vacancy: 1
Job Brief: We are looking for an Android Developer who possesses a passion for pushing
mobile technologies to the limits. This Android app developer will work with our team of
talented engineers to design and build the next generation of our mobile applications.
Android programming works closely with other app development and technical teams.
Roles and Responsibility:
- Designing and developing advanced applications for the Android platform
- Unit-testing code for robustness, including edge cases, usability, and general
reliability
- Bug fixing and improving application performance
- Design and build advanced applications for the Android platform
- Collaborate with cross-functional teams to define, design, and ship new features
- Work with outside data sources and APIs
- Unit-test code for robustness, including edge cases, usability, and general reliability
- Work on bug fixing and improving application performance
- Continuously discover, evaluate, and implement new technologies to maximize
development efficiency
Requirements:
- Knowledge of Objective C, Swift, React Native can be considered as add on.
- BS/MS degree in Computer Science, Engineering or a related subject
- Proven software development experience and Android skills development
- Proven working experience in Android app development● Have published at least one original Android app
- Strong knowledge of Android SDK, different versions of Android, and how to deal
with different screen sizes Familiarity with RESTful / JSON 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
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
- PIs and push notifications Understanding of Google's Android design principles and
interface guidelines Proficient understanding of code versioning tools, such as SVN /
GIT Familiarity with continuous integration
- Experience with Android SDK
- Experience working with remote data via REST and JSON
- Experience with third-party libraries and APIs
- Working knowledge of the general mobile landscape, architectures, trends, and
emerging technologies
- Solid understanding of the full mobile development life cycle.
Key Skills: Android SDK, SOA, XML, MySQL, JSON, Android, SQLite, Git, Objective C,
Swift, GIT
• Responsible for development of new highly-responsive, web-based user interface
• Construct visualizations that are able to depict vast amounts of data
• Work and collaborate with the rest of the engineering team
• Work with product team and graphic designers
• Learn and understand user interactions
• Develop a flexible and well-structured front-end architecture, along with the APIs to support it
Requirements: • 3+ yrs of experience
• Experience with JavaScript
• Experience with REACT
• Experience with HTML / CSS
• Experience with REST API's








