
We are looking for a React Native 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.

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Job Title : React.js Developer with PWA Studio
Location : Remote
Experience : 10+ Years
Job Description :
We are looking for a highly experienced Frontend Developer with a strong background in React.js and PWA Studio to work on cutting-edge eCommerce solutions built on the Magento platform.
This role requires deep expertise in Progressive Web App development (PWA), frontend architecture, and performance optimization.
Mandatory Skills :
React.js, Next.js, PWA Studio, Magento 2.x integration, JavaScript (ES6+), HTML5, CSS3, Redux, RESTful APIs, GraphQL, Git, performance optimization, responsive design.
Key Responsibilities :
- Design and develop high-performance, scalable front-end solutions using React.js and Next.js.
- Build and optimize Progressive Web Apps (PWAs) using Magento PWA Studio.
- Collaborate with backend developers to integrate with Magento 2.x APIs and ensure seamless user experiences.
- Implement and maintain responsive UI components using HTML5, CSS3, JavaScript (ES6+), React, and Redux.
- Optimize application performance using tools like Lighthouse, Webpack, and advanced code-splitting techniques.
- Develop and maintain robust CI/CD pipelines and manage deployments via Vercel.
- Ensure high code quality by writing unit and integration tests using frameworks such as Jest, Mocha, or Cypress.
- Work closely with product and design teams in an Agile environment to deliver user-centric solutions.
Mandatory Skills :
- 10+ years of frontend development experience.
- Expert in React.js, Next.js, and JavaScript (ES6+).
- Hands-on experience with Magento PWA Studio.
- Proficient in HTML5, CSS3, Redux, and responsive design.
- Deep understanding of RESTful APIs and GraphQL.
- Strong knowledge of Git and version control best practices.
- Solid experience in performance optimization for web applications.
Good to Have :
- Experience with Magento 2.x backend.
- Prior experience deploying frontend apps with Vercel.
- Familiarity with serverless architecture and CI/CD in cloud environments.
Requirements
- Strong knowledge of Javascript fundamentals, Object-oriented programming, and Web concepts with 3-7 years of relevant experience in building web apps at scale.
- You must have a strong understanding of semantic HTML / HTML5, CSS / CSS3.
- Experience or familiarity with React.js or Vue.s, and build tools like Webpack, Rollup, etc.
- Curiosity to go in-depth of codebases and libraries and have the ability to set it up from scratch.
- Familiarity with Server Side Rendering (SSR) and website SEO
What You’ll Do
- Build website and frontend platform.
- Build monitoring graphs, services directory, ML model management UI. Make sure SEO and website performance are top-notch.
- Work with design teams and ability to lead other frontend engineers when we expand our team
- Take good design decisions which scale and follow best practices.
To be the right fit you will need:
- Min 6+ years of experience in ReactNative (including React-Redux)
- Should have some experience on Responsive UI development.
- Should have some experience on Typescript.
- Should have some experience of Bluetooth connections via mobile app
- Good to have experience of Firebase API’s
- Good to have frontend and backend experience
- Should have good verbal communication, as developers will directly interact with Client on calls and chat.
- Good to have Agile/Scrum based project experience.
- Good to have JIRA and BitBucket experience
We build the best of commerce tools for brands across India. We power commerce for some of the top brands like Levis, boAt, Birkenstock, Kohler and lot more. We are looking for a rockstar Reactjs developer to join us and build the best of tools to empower the largest brands of India.
- 3-5 years of experience in front-end development with React.js.
- Strong proficiency in JavaScript (ES6+), TypeScript (preferred).
- Hands-on experience with Redux, Context API, or Zustand.
- Good understanding of RESTful APIs, GraphQL, and WebSockets.
- Experience with front-end build tools (Webpack, Babel, Vite, etc.).
- Knowledge of CSS frameworks like TailwindCSS, Bootstrap, Material UI.
- Familiarity with unit testing (Jest, Cypress, React Testing Library).
- Experience with Git, GitHub, and CI/CD pipelines.
- Ability to work in an Agile development environment.
- Strong problem-solving skills and attention to detail.
Mandatory Requirements
- Strong MVCC frontend development experience in Angular, React, Vue, Angularjs, REDUX, or similar frameworks
- Strong foundation skills in HTML, CSS, SASS, LESS, SCSS, Javascript, OO Javascript (OOJS), and JQuery
- Responsive design techniques, highly proficient with strong security and performance optimization techniques.
- Experience building reusable components using modern techniques
- Experience building PWA and Hybrid applications using Ionic, React Native, etc. is a plus
- If you don’t have experience with MVCC frameworks like Angular, we will still consider if your fundamental skills (HTML, CSS, JS) are strong
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Firm grasp of modern web application development approaches (Full stack JavaScript)
Strong proficiency in the following JavaScript development tools: · ReactJS · UI Frameworks (Bootstrap, Material UI, Semantic UI) · ES6/ES7 · Context API, GraphQL, Redux, Payment Gateway · Familiarity with RESTful APIs · Familiarity with code versioning tools (GIT, BitBucket) · Experience with working with various data structure (JSON) · Understanding of modularized / service-oriented architecture
Competencies and Skills Required · Requires excellent analytical, problem solving, and good communications skills · Must be able to work effectively with business stakeholders · Strong passion for delivering technical solutions to business problems · Understanding and mindset of Agile software delivery (Ability to adapt to continually changing priorities) · Team player who understands the importance of teamwork and collaboration · Passion for delivering new approaches and challenging the ‘status-quo’ |
FrontEnd Developer
Job Description
Introduction-:
Synapsica is a growth stage HealthTech startup founded by alumni from IIT Kharagpur, AIIMS New Delhi, and IIM Ahmedabad. We believe healthcare needs to be transparent and objective, while being affordable. Every patient has the right to know exactly what is happening in their bodies and they don’t have to rely on cryptic 2 liners given to them as diagnosis. Towards this aim, we are building an artificial intelligence enabled cloud based platform to analyse medical images and create v2.0 of advanced radiology reporting. We are backed by YCombinator and other investors from India, US and Japan. We are proud to have GE, AIIMS, the Spinal Kinetics as our partners.
Your Roles and Responsibilities
Who can apply:
We are looking for a passionate, self-starting, competent professional who is comfortable with all aspects of software development in FrontEnd. You will get hands-on experience in the latest technology and skills such as ReactJS, VueJS, VanillaJS etc. This role is ideal for you if you have a background in Front End development and are looking for the next level of career growth and competence in interface design and development.
What will you do:
- Responsible for developing, testing and maintaining the front-end of the product interface.
- Interacting with APIs and middlewares through Front-end action items.
- Ensuring responsiveness and cross-platform compatibility of applications.
- Owning and delivering end-to-end products, features, enhancements
. - Write clean, well-documented and functional code with unit test cases.
Required Skills and Technologies
- Degree in Computer Science or related discipline with 3-7 years of experience.
- Proficiency with VanillaJS, html and css, and fundamental front-end libraries and frameworks such as ReactJS, AngularJS, Vue.JS, .
- Hands on with React.JS or similar frontend framework/library.
- Well versed with UI and UX.
- Good to have knowledge of CI/CD tools.
- Hands on with investigating and fixing technical bottlenecks and performance assessment and improvement.
- Familiarity with agile methodologies.
- Prior experience with at least one no-sql database such as MongoDB.
- Excellent verbal communication skills.
- Good problem solving and troubleshooting skills.
- High sense of ownership along with deep interest and passion for technology.
- Designing, building, prototyping, developing and implementing single-page responsive web applications for our cloud platform.
- Involved in decision making for design and technical aspects for modular and component-based architectures.
- Developing application code, services, user interfaces, user experience and unit tests.
- Ensuring high performance and responsive applications with state-of-the-art user experience.
- Experimenting with new technologies and working with integrated web-applications.
- Collaborating and iterating with the Product Managers, UI/UX and Backend teams to define, design, build, extend products and features.
What you will bring with you
- You have previously worked for a minimum of 3 years in a technical environment contributing as a programmer.
- You have proven expertise in the JavaScript ecosystem and used frameworks like ReactJS, Vue. Preference would be given to reactjs.
- You have exposure to Golang, TypeScript, HTML5, CSS3, JavaScript, jQuery, MySQL and Firebase.
- You must have strong debugging and problem-solving skills.
What you will do
If you are looking to be part of the early-stage start-up team that is charting the course and solving a key pain point for the CXO, this opportunity is for you. The opportunity will provide you join a company where you can contribute to all aspects of the product definition, product building and solving some key challenges.
- Architect solutions and execution through hands-on development, quality-assurance, and prototyping
- Collaborate with a UX/UI designers and other front-end and middle-tier engineers to design, prototype, and build user interface for complex cloud-based product
- Participate in complete development life cycle activities like design, coding, testing and production release
- Develop and maintain a scalable web and responsive applications
- Exhibit Devops mindset – Work on continuous integration, including provisioning, deployment, testing, and version control of the software
- Mentor new software developers and junior engineers
What you will bring
- Passionate engineer with 5 – 8 years of hands-on experience of developing next-generation user interface with high quality and performance
- Strong desire to learn & evaluate new libraries/frameworks, and share knowledge with others
- Ability to work in a fast-paced and agile development environment
- Sound knowledge of front end standards and practices
- Translating designs and wireframes into high-quality code
- Knowledge of Redux, React.js and its core principles
- Familiarity with RESTful APIs
- Strong proficiency in JavaScript, AJAX, HTML5, CSS3, JSON, including DOM manipulation and the JavaScript object model
- Experience with popular JS frameworks and libraries (React, Angular, JQuery, Ember, Babel, Webpack etc.)
- Experience of building Single-page Web Apps
- Ability to understand business requirements and translate them into technical requirements
- Experience with test automation: TDD, unit/integration/functional testing
- Proficient with debugging and testing tools to troubleshoot and optimize the UI
- Solid understanding of object-oriented design and programming concepts, core JavaScript concepts like scope/closures, the event loop and asynchronous callbacks, promises
Good to have
- Full-stack development experience
- Prior Startup Experience
- Prior experience in developing real-time web applications
- Experience with continuous deployment
- Proficiency with Git/Github
- Experience with GraphQL
Success Factors
- Start-up mindset
- Good problem solving abilities
- ‘Can-do’ attitude
- Prior experience of working with globally distributed teams is an added advantage
- Work with minimal supervision
- Excellent communication skills and being able to work independently or in a full team
Responsibilities:
- Understand the requirement and purpose of implementation.
- Implement modules with individual products and come up with impact and own ideas and solutions.
- Troubleshooting issues across environments.
- Responsible for monitoring, highlighting and troubleshooting issues across environments.
- Responsible for design and develop the components as per the requirement.
- Technical documentation, design and development using tools and technologies like HTML5, JAVA and Angular JS etc.
- Complete the build of code on time and as per application coding standards, and perform unit testing.
Requirements:
- Strong Expertise and experience in HTML5, charting libraries, JavaScript, jQuery, Angular(2+) or ReactJS
- Strong hands-on experience in Web services (REST)
- Proficient knowledge in D3.JS
- Good understanding of user interactions
- At least involved in one live project on D3.JS
- Handson on Visualisations
- Knowledge in Nodejs
- Knowledge in React JS / Angular 2+
- Good understanding of cloud computing platforms and its services
- Experience in UI, UX, data visualisations, usability, design aspects and user stories










