
React Native Developer
What does the core role include?
- 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.
- Desired Skills and Experience
- Hybrid Apps,React Native, Native iOS and Android Architecture understanding

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iOS Developer SE
Gurugram, Haryana, India– Engineering /Full-Time/ Work from Office
At OLX India, we work together to build a more sustainable world through trade.
We make it safe, smart, and convenient to buy and sell cars, find housing, get jobs, buy and sell household goods, and more.
We are looking for an iOS Engineer who is a talented super ninja programmer and is interested in being part of a platform that handles millions of requests per day. Continuous integration, auto-scaled rolling releases, event-driven microservice architectures are all part of the daily gig.
What You will be doing :
● You will work closely with other teams from the early stages of design all the way through identifying and resolving production issues.
● You will support a wide range of products focusing on automation, availability and performance and above all reliability as well as supporting other engineers and business intelligence leading up to, during and after each sprint.
● You will live true to our ambitions of building an industry leading platform which is relentlessly focused on innovation.
● Write architecturally sound and maintainable code following best programming practices.
● Work in a mentoring capacity within a peer-programming environment and provide guidance on tasks, irrespective of complexity or scale.
● Handle the entire software development life cycle, end to end.
● Unit-test code for robustness, including edge cases, usability and reliability.
● Working with our testing team to ensure 100% test coverage.
● Discovering and implementing the newest technologies.
Who we are looking for:
● 4-6 years experience of iOS development and Swift.
● Strong command on Swift, UIKit, CoreDataDeep knowledge of latest mobile architectures [MVC, MVVM, etc], design patterns, SOLIDA good understanding of RESTful applications
● Experience working in cross-functional teams (ability to coordinate with product, design, BE devs and QA)
● Have published at least one iOS App to the market
● You can talk all day about GCD, multi threading, process and memory optimisations
● The ability to create beautiful, elegant and pixel perfect user interfaces
● Understanding of Agile methodologies and SCRUM
● You understand git commands and have worked with Github, Gitlab or any git repository platform
● Ability to prioritise tasks and quickly adjust in a rapidly changing environment.
● Working with our testing team to ensure 100% test coverage [UTs, FTs, etc]iOS platform testing strategies (Unit Tests, Snapshot Tests, etc) is a plus
● Reactive programming (RxSwift) is a plusCI/CD (Bitrise, Gitlab, Fastlane) is a plus
● Experience working with BFF [backend-for-frontend] layer is a plus
What we'll give you:
An opportunity to shape a largely unorganised industry and help millions of car buyers and sellers transact with trust and efficiency. Passionate team and leadership colleagues who will share the dream and drive to deliver the most trusted, convenient and innovative car buying and selling experiences.
Opportunities to speed up your learning and development across your role relevant areas At OLX, we are committed to creating a diverse, inclusive, and authentic workplace. We strongly encourage people of all races, ethnicities, disabilities, ages, gender identities or expressions, sexual orientations, religions, backgrounds, and experiences to apply.
We embrace diversity and welcome applicants from all backgrounds. If you are as excited as us about this position and our company, we hope you join us!
"Our Success is fueled by diverse perspectives and talents"
Our client's Mobile app has been downloaded by more than 15 million users. Daily, more
than a million users login to the application. As a fast growing company, we are
preparing for a future of tremendous growth and disruption in finance. We are looking
for a React Native developer (SDE2) interested in building performant mobile apps on
both the iOS and Android platforms. The incumbent will be responsible for architecting
and building the 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.
● 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.
● Participating in SDLC processes streamlining, POC development, Functional
Estimation, Performance Tuning, Environments setup, etc.
● Adherence and promoting best development practices that ensure high
quality
● Ability mentor junior developers and actively contribute to code reviews and
improve the code base for scale and maintainability
● Hands-on experience in Android/iOS app development via React-Native
● Experience in Build systems and Deployment processes
● Experience in writing unit testing code with libraries like Jest, Enzyme , Jasmine, Mocha, etc.
● Excellent problem solving, debugging, and troubleshooting skills.
● An avid follower of the best practices, optimization strategies, and design patterns
● Knowledge of RN available inbuilt UI components and the props those UI components accept.
● Good knowledge of monitoring and tracking down app crashes and bugs using advanced tools
● Experience in profiling tools in Xcode and Android Studio
● Experience in 3rd party services integration
● Knowledge of architectures, trends and emerging technologies
Minimum Experience - 1 year
Skills - Redux, Rest APIs
-
Experience: 2-4 Years
-
Mandatory Technologies: Java, Android Studio, Kotlin (Optional)
Responsibilities
-
We are looking for a native android developer responsible for the development and maintenance of applications aimed at a range of android versions.
-
Must have relevant work experience in mobile development life cycle, Design, build and maintain the Android applications.
-
Work quickly and efficiently so that app features can be shipped frequently to promote user satisfaction.
-
Ability to learn quickly through instruction and self training.
-
Ability to analyze and comprehend existing developed code and reuse existing code in new applications. We have a broad library of already developed products so one must be able to re-use old code and not write new code for everything.
-
Able to work individually on Projects.
Skills and Qualifications
-
Required developer with good knowledge of Android native Application development for position of Android developer or Android Team Lead depending on experience.
-
Qualifications: Good knowledge of developing Android apps either independently or with a team.
-
Proficient in using Retrofit, SQLite, Java, GPS & Camera based Apps
-
Experience using RESTful, JSON web services
-
Solid understanding on core Android Components like Activities and Services.
-
-
Attention to details, Must be able to work independently.
- Overall Experience: 4-5 years.
- Relevant Experience: 2-3 years.
- Must have knowledge of web technologies: HTML5 CSS, JavaScript, React Native.
- Strong JavaScript fundamentals and ES6 knowledge, React Native / NodeJS, MVC, Design Patterns, REST APIs, Swagger, and AWSFamiliarity with state/data management libraries (Redux).
- Minimum 2 years relevant and real-time experience in React Native.
- Familiarity with code versioning tools such as Git, BitBucket Technology agnostic and confidence to switch technology stacks as per requirement.
- Understanding of programming in general, code optimization, and best practices for software development.
- Understanding of Continuous Integration, and deployment.
- Knowledge of general mobile landscape, architectures, trends, and emerging technologies.
- Experience in automated testing suites, like Jest/ Mocha/ Express, is a plus.
- Experience with Agile Development methodology.
- Familiar with App distribution Process for both iOS and Android.
- Build pixel-perfect, buttery smooth UIs across both mobile platforms.
- Leverage native APIs for deep integrations with both platforms.
- Role 2-3 years of experience required.
- Strong proficiency in JavaScript, including DOM manipulation and the JavaScript object model.
- Proficient in rendering components with Native APIs.
- Proficient in TypeScript, JavaScript, modern JavaScript, HTML.
- Proficient in one or more libraries (e. g. Redux, React Router, etc) for state managing and routing in addition to React.
- Proficient in using Git as a control system.
Rejolut is one of the award winning fastest growing emerging tech company which is working on leading technology like Blockchian, ML & AI, Complex mobile & web apps, IoT etc.
The ideal candidate will be responsible for developing highly scalable and secure code.
Responsibilities:-
-Able to take the Extreme Ownership of modules/product/projects
-Able to learn & implement new technology/framework/library at God Speed
-Able to come with optimal solution for the business problem
-Can handle calls with the client & customer to know their feedback
-Writing clean code & able to dig into other's code or open source code.
-Build pixel-perfect, buttery smooth UIs across both mobile platforms.
-Leverage native APIs for deep integrations with both platforms.
-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
Desired Candidate Profile:-
- Firm grasp of the JavaScript (and TypeScript or ClojureScript) language and its nuances, including ES6+ syntax
- Knowledge of (functional or 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
- Transition existing apps to React Native and work with native modules when required.
- Experience in releasing Android and iOS App store
- Experience working with Swift, Objective C, and Java a plus but not required
How we are different
-We are young and dynamic team who are obsessed with solving business problem at scale -We are a technology agnostic company who focus more on finding the optimal solution to business problem rather than technology
Why to join us
-We provide huge learning curve. Spending 1.5-2 years with us will put you 3 years ahead in the career
-We work only on cutting edge technology like React, React Native, Flutter, NodeJS, Python, Go, Svelte, ELM
-There are two technology Co-founder in the company ho are pretty much hands-on and have earlier bult the Consumer application which is downloaded millions of time and are in leadership position in copanies like Samsung, Purplle, Loylty Rewardz
-Get mentored by the best in the industry
-Flexible working hours
-Perks best in the industry
-Flat structure, no hierarchy
Jamun Informatics Private Limited (Jamun) is a Delhi-based startup Backed by Splendor Group, a pedigreed Indian business house. Jamun is focused on creating niche software solutions to solve B2C and B2B problems in the ecosystem of Consumer Durables and Electronics (CDEs). Jamun is creating India’s first Super App for Personal and Home Electronics and Appliances or CDEs – PingKaro. Jamun is partnering with various Brands and integrating with their CRM systems to create a new ecosystem for customers across the country
Swift Developer job description
We are looking for a Swift Developer to join our team, As a Swift Developer candidate will be responsible for the development and maintenance of applications aimed towards iOS and OS X. He/She will oversee development of applications and their integration with back-end services. Candidate should be proficient in Swift which is the new programming language for iOS and OS X development. They are usually good with Objective-C.
Swift Developer duties and responsibilities:
• Plan, design and implement applications for iOS and OS X
• Monitor the performance, quality, and responsiveness of company's applications
• Work with the rest of the team to define, design, and develop new features
• Identify process bottlenecks
• Find and fix bugs in a timely manner
• Suggest improvement for the current processes
• Swift Developer requirements and qualifications
• Proficiency in Swift
• 5+ years of experience as a Swift Developer or similar role
• Knowledge of performance limits and characteristics
• Experience with embedded databases
• Knowledge of RESTful APIs to connect to back-end services
• Understanding of UI design and a user-oriented focus
• Understanding of object-oriented programming
• Experience with Cocoa APIs on OS X
• Understanding of Apple’s design principles and interface guidelines
• Proficient understanding of code versioning tools such as Git, Mercurial or SVN
• Critical thinker and problem-solving skills
• Team player
• Good time-management skills
• Great interpersonal and communication skill
As part of the engineering team, you would be expected to have deep technology expertise with a passion for building highly scalable products. This is a unique opportunity where you can impact the lives of people across 150+ countries!
Responsibilities
• Own architecture, design, development, and implementation of different
modules/features of the Application
• Be up to date with the latest trends in Mobile App/React Native ecosystem
• Bring in industry best practices
• Take ownership to drive an initiative to completion
• Discover opportunities for performance improvements
• Recommend ways to improve reliability, efficiency and code quality
• Focus on continuous delivery and reducing complexity
• Carry out code reviews and manage pull requests within the mobile application
development team
Requirements
• Overall 5+ years of experience in Mobile Application development
• At least 2+ year of hands-on experience in developing Mobile applications with
React Native
• B.E/B.Tech in CS or equivalent streams from institute of repute (IITs, NITs, BITs,
IIITs or equivalent)
• Familiar with native build tools - XCode, Android studio, etc.
• Ability to write readable and maintainable JavaScript code
• Ability to build pixel-perfect user interfaces with smooth interactions
• Knowledge of Web technologies and concepts - HTML, CSS, REST APIs,
Caching, etc.
• Knowledge on Android and iOS fundamentals is a must
• Experience developing Android/iOS native applications using
Java/Kotlin/Swift/Objective C is a plus
• Mobile application development experience with Flutter/Ionic is a plus










