The ONE Engineering team in Bangalore, India is building products for the Martial Arts
fans across the world. 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

About One Championship
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What You’ll Do:
- Build and ship responsive, high-performance web applications using React.
- Translate UI/UX designs into clean, maintainable code.
- Integrate frontend with backend services via REST/GraphQL APIs.
- Optimize applications for speed, scalability, and cross-browser compatibility.
- Write reusable, modular components and maintain design consistency.
- Collaborate with product managers, designers, and engineers to deliver features end-to-end.
- Identify performance bottlenecks and improve frontend architecture.
- Participate in code reviews and contribute to best practices.
What We’re Looking For:
- 4–6 years of experience in frontend development.
- Strong hands-on experience with React.js.
- Solid understanding of JavaScript (ES6+), HTML5, and CSS3.
- Familiarity with state management (Redux / Zustand / Context API).
- Experience working with REST APIs and asynchronous programming.
- Understanding of responsive design and cross-browser compatibility.
- Experience with build tools (Webpack, Vite, etc.).
- Familiarity with Git-based workflows.
- Good problem-solving and communication skills.
Good to Have:
- Experience with testing frameworks (Jest, React Testing Library).
- Exposure to performance optimization techniques.
- Basic understanding of backend technologies (Node.js / Python).
What You’ll Work On:
- Building intuitive and scalable user interfaces for our core product.
- Improving performance and user experience across the platform.
- Contributing to frontend architecture and design systems.
- Solving real-world problems at scale.
Why Join Us
- Work on impactful products used by real customers.
- Opportunity to own features end-to-end.
- Collaborative and fast-paced environment.
Key Responsibilities
- Develop and implement user-centric features on web platforms to enhance overall experience and usability.
- Collaborate with designers, backend engineers, and product teams to deliver cohesive and scalable products.
- Solve diverse technical and integration challenges by building efficient solutions that connect with automation systems.
- Apply best practices to create reusable, testable, and maintainable components and frameworks.
- Optimize application performance and ensure responsive and adaptive design across multiple devices and browsers.
Qualifications
- Strong understanding of modern front-end development frameworks and architecture.
- Hands-on experience building interactive, high-performance web applications.
- Proficiency with:
- React, Redux, and TypeScript
- Build tools like Vite, CSS preprocessors such as Less/Sass
- Solid grasp of UI/UX principles, responsive design, and accessibility standards.
- Experience integrating front-end solutions with REST APIs or automation systems is a plus.
- Strong problem-solving skills and a collaborative mindset.
Job Description
As a React Native Developer at Marmeto, you will play a critical role in building high-performance, cross-platform mobile applications for iOS and Android. You will collaborate with UX/UI designers, backend engineers, and product stakeholders to deliver intuitive and scalable mobile experiences. This role demands a developer with a deep understanding of mobile architecture, native modules, and modern development best practices.
Skills:
- Minimum 4 years of hands-on experience with React Native for Android and iOS development.
- Strong proficiency in JavaScript, TypeScript, and ES6+ features.
- Solid understanding of React Native architecture, including Hooks, Redux/MobX, and Context API.
- Experience with native module integration (Android/iOS) and third-party libraries.
- Proficient in using React Navigation, AsyncStorage, and mobile design patterns.
- Familiarity with debugging tools like Flipper, Chrome DevTools, and React Native Debugger.
- Experience in publishing apps to the App Store and Google Play.
- Good understanding of mobile performance optimization and memory management.
- Proficiency with version control systems like Git.
Roles & Responsibilities:
- Design, develop, and maintain cross-platform mobile applications using React Native.
- Collaborate with UI/UX designers to implement pixel-perfect interfaces and interactions.
- Work closely with backend teams to integrate APIs (REST/GraphQL) seamlessly.
- Write clean, modular, and scalable code following best practices and design patterns.
- Troubleshoot, debug, and optimize mobile apps for maximum performance.
- Stay updated on emerging trends in mobile development and bring innovation into the team.
Requirements
Mandatory
- Should have built solutions/applications end-to-end, not just contributed as part of a larger team.
- Should envision continuing in a deep mobile development role 5+ years down the line.
- Strong command over JavaScript, TypeScript, and React Native internals.
- Experience working with Redux, React Hooks, and lifecycle methods in mobile contexts.
- Deep understanding of platform-specific limitations, capabilities, and mobile UI/UX standards.
Essential
- Proficiency with Git and collaborative workflows (e.g., branching, PRs).
- Familiarity with CI/CD for mobile.
- Understanding of offline storage, background sync, and performance monitoring.
Good to Have
- Knowledge of native development (Swift/Kotlin) to bridge native modules when needed.
- Exposure to tools like Figma, Sketch, or Zeplin for design collaboration.
- Experience with e-commerce platforms like Shopify, BigCommerce, or similar.
We are seeking a skilled React Native developer with a minimum of 3 years of hands-on experience in the field. The ideal candidate will possess expertise in React, React Native, JavaScript, Nest.js, and Node.js. As a key member of our development team, the candidate will be responsible for designing and implementing robust and efficient React Native applications.
Responsibilities include collaborating with cross-functional teams to define, design, and ship new features, as well as maintaining and improving the performance of existing applications. The candidate should be well-versed in the latest trends and technologies in the mobile development space and demonstrate a strong understanding of user interface and user experience principles.
Key skills for success in this role include proficiency in React and React Native frameworks, advanced knowledge of JavaScript, and experience with Nest.js and Node.js. The candidate should be capable of troubleshooting, debugging, and optimizing code for performance. Effective communication and teamwork are essential, as the role involves close collaboration with other developers, designers, and stakeholders.
If you are passionate about creating cutting-edge mobile applications, possess the required skills, and thrive in a dynamic work environment, we invite you to apply for this exciting opportunity.
JOB DESCRIPTION
Profile Summary
We are looking for experienced and skilled Frontend (React.Js) Developers to join our
core team. Your primary focus will be the development of new features and refinement of
existing features on user-side.
Responsibilities:
- Ensure product delivery is fast, low-cost and sustainable.
- Take responsibility from development to customer support.
- Build robust and scalable production software.
- Improve quality using code reviews, and unit/integration testing.
- Improve efficiency using automation, and methods like test driven development.
Skills & Qualification:
- 2+ years of experience in software development preferably B2C experience.
- Strong proficiency in JavaScript, including DOM manipulation and the JavaScript object model.
- Experience in React.Js , Javascript, any experience in React native is a plus
- Experience with popular React workflows (such as Flux or Redux).
- Familiarity with newer specifications of ECMAScript (ES6 & ES5 ).
- Familiarity with RESTful APIs.
- Experience in working with the MERN stack or similar frameworks
- Working knowledge of git for version control.
- Understanding of Unix tools.
Srijan Technologies is a 18-year-old technology services firm.
For a large part of its life, Srijan has specialised in building content management systems with expertise in PHP-based open-source CMS, specifically Drupal. In recent years Srijan has diversified into
- Data Engineering using NodeJS and Python,
- Data Science -- Analytics and Machine Learning and
- API Management using APIGEE.
Srijan is approx 400 people strong (including some Senior Consultants) Srijans development offices in India are located in New Delhi, Gurugram, Goa, Bangalore and Mumbai, Delhi, Gurgaon and Goa are the largest offices. In addition, a few developers & delivery leads are located in several countries globally -- USA (New York, Charlotte), Singapore, Philippines (Manila), Australia (Sydney, Brisbane, Melbourne), Germany (Berlin), Japan (Tokyo). In each of these countries, Srijan has a functional legal subsidiary.
Srijan works largely with enterprises or mid-large sized global firms and focuses on recurring business from these accounts, thereby bringing much-needed predictability of revenue for high-growth companies. It works with several top brands at the moment.
The firm is beginning to invest in startups and in joint research projects with top institutes. For instance, it recently partnered with IIT-Delhi to invest in an 18-month project for building a solution for Honey traceability using Blockchain.
The leadership team at Srijan has set itself an audacious goal of reaching $25 million in revenue (while maintaining healthy EBIDTA margins) in FY 2020 -- doubling our revenues. This requires significant technology and delivery leadership bandwidth to be created in the firm to ensure our high-quality standards are not compromised.
Each year Srijan donates 7% of its profits to Srijan Foundation Trust a registered non-profit which runs several projects including non-formal schools (directly or via partner organizations) and Indic civilizational projects such as #SrijanTalks.
Please visit company website for more information http://www.srijan.net/">www.srijan.net
Experience
We are looking for a highly skilled React Native Developer to collaborate with a team of developers to develop and maintain a Frontend Mobile application that will be launched on multiple platforms such as Hybrid Applications. You will be responsible for building native applications with a focus on front-end development. The ideal candidate is an advanced React Native Developer who can build dynamic, high performing, and responsive UI for our web applications.
Responsibilities
- Collaborate with a team of developers and designers to create a web application run on multiple
- Create reusable, effective, and scalable JavaScript code.
- Design the data and presentation layer of the web application’s front-end.
- Use additional JavaScript libraries such as Redux to manage the web application’s state, derive computed data from the state of the system, and make asynchronous API
- Translate the client’s technical requirements into
- Test and update web application so that it can be used on all web
Skills and Qualification
- English language
- 3+ years of professional experience in Native
- Highly proficient in rendering components with Native
- Highly proficient in JavaScript, modern JavaScript,
- Highly 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
- Knowledge of
- Involved in testing of
Package : upto 5 LPA
Experience: 2-4 years
WFH option available
OPNING: 2
About Company
UK based company with IT-based work in Ahmedabad and seeks to empower IT professionals and
organizations through the latest technologies.We are aproduct aswell asservice-basedindustry.We
have pioneeredin handling projects from the UK related to the healthcare industry in the UK. We follow
a novel tech-led approach and expand our expertise all over the UK and the Middle East.
What are we looking for in a candidate ?
● 2to4years of experiencewith1 yearofrelevantexperience inReactJS
(2-3 years of total work work experience) and 2 years of experience in ReactJs(4 years of total work
experience )
● Strong proficiency in JavaScript, including DOM manipulation and theJavaScriptobject
model.
● Thorough understanding of React.js and its core principles
● ExperiencewithpopularReact.jsworkflows(suchas Flux orRedux)
● Familiarity with newer specifications of EcmaScript
● Experience with data structure libraries (e.g., Immutable.js)
● Knowledge of isomorphic React is a plus
● FamiliaritywithAPIs
● Knowledge of modern authorization mechanisms,such as JSON Web Token
● Familiarity with modern front-end build pipelines and tools.
● Experience with common front-end development tools such as Babel,Webpack and
NPM
● Ability to understand business requirements and translate them into technicalrequirements
● A knack for benchmarking and optimization
● Familiaritywith code versioning toolssuchasGit, SVNand Mercurial
What will a candidate be doing with us ?
● Developing newuser-facing featuresusing React.js
● Building reusable components and front-end libraries for future use
● Translating designs and wireframesinto high quality code
● Optimizing componentsfor maximum performance across a vast array of
● Web-capable devices and browsers
- Develop and manage apps on React Native platform
- Analyse, code, debug, test, document & deploy applications
- Provide technical leadership and upgrade architecture design and solution to accommodate future expansion
- Ensure quality control processes are successfully employed.
- Experience in React-Native based app development is a must
- Experience in Mobile app development (Cross platform apps)
- Must have published at least 1 major React-Native app
- Knowledge of service workers implementation for Progressive Web Application (PWA)
- Demonstrated ability with HTML5, CSS3, Bootstrap, jQuery, and other JS frameworks React JS
- Development experience of UI (layouts, animations, etc.)
- Good understanding of Design and Architecture Patterns
- Understanding of iOS and Android Code signing process and deployment model
- Understanding of Unit Testing, Debugging Methodology used in React Native Apps
- Understanding on integration of native modules with React Native code
- Experience with caching and scaling techniques
Responsibilities:
Understand business and functional requirements to be developed.
Develop UI screens and Database interactions
Help applications teams to follow coding best practices, including our refence application scaffolding, build system and test coverage . Also the job involves writing React components for the application team if said component is not yet ready.
Framework development, Libraries Development , writing react components for the application.
Will be required to suggest improvements in the existing framework, suggest and implement best practices, be knowledgeable about the updated trends in UI development and ReactJS in particular.
Technical Skills:
Strong JavaScript experience using multiple frameworks and libraries across different project / applications.
Thorough understanding of React.js core principles along with React router , Redux workflows and data structures.
Thorough understanding of ES6, ES7, ES8 / newer specifications of ECMAScript
Strong knowledge in vanilla JavaScript, including DOM manipulation.
Knowledge of Isomorphic React.
Expertise with Web pack, gulp and other front end build tools (npm)
- Proficient in current React Versions and understanding of upcoming version(s) like 1.6.3.
Must have experience with Git.
Strong knowledge of CSS concepts and experience with pre-processors.
Understand Business requirement work with UX , business analyst teams to plan and translate mockups and wireframes to optimized , reusable , quality code.
Strong knowledge of code optimization techniques for maximum performance and cross browser compatibility along with authorization mechanism in multiple applications using different front-end frameworks.













