Sr. React Engineer

We are looking for a skilled React Native Developer to join our mobile development team. You will be responsible for building performant, maintainable, and responsive mobile applications for iOS and Android platforms using React Native.

Key Responsibilities:

• Develop cross-platform mobile applications using React Native and JavaScript
• Translate designs from Figma or other specs into responsive UI using Flexbox, StyleSheet, and semantic components like View, Text, and Image
• Work with APIs using fetch, async/await, and implement robust error handling
• Use React Hooks (useState, useEffect, useRef, etc.) and manage component state and lifecycles effectively
• Optimize performance using FlatList, SectionList, useMemo, useCallback, and memo
• Handle accessibility, dark mode, safe areas, notches, and orientation changes
• Implement animations using Animated API and LayoutAnimation
• Use tools like React DevTools, Flipper, and Chrome DevTools for debugging and performance profiling
• Integrate third-party libraries, native modules, or write custom native bridges as needed
• Handle OTA updates, app size optimizations, and splash screens for both platforms
• Set up automated testing using tools like Detox or Appium
• Integrate and manage analytics (Firebase, Mixpanel), Crashlytics, and logging
• Write clean, modular, and reusable code following patterns like atomic design or MVVM

What you’ll do: 

● Own and build next-generation web applications which are efficient, reusable front-end abstractions 

and systems. 

● Explore and design lively and compelling consumer experiences. 

● Ensure that all the assigned systems are performing to scale. 

● Actively participate in design and code reviews to build robust applications and prototypes 

● You will mentor junior engineers on design and proper coding practices 

What you will need: 

● A deep expertise in React, Javascript, HTML5 and CSS3. 

● Understanding of browser internals and a basic understanding of the network stack. 

● Understanding of common design patterns followed in front-end projects. 

● Basic awareness of application security practices and deployment techniques for front-end projects. 

● Should have sound knowledge in computer science fundamentals like data structure, object-oriented 

programming and possess excellent communication skills. 

Hi,

Please refer to the below Job description and revert with you updated resume –

About Client: Digital accelerator to Startups, SMEs, MSMEs, and large enterprises with a significant contribution across 22+ industries including BFSI, Healthcare, Ecommerce & Retail, Education & eLearning, Insurance, Tech Startups, Government & Semi-Government, and more. Backed with an impressive experience of 25+ years and a fast-growing family of 4000+ engineering professionals our capabilities span across IT Consulting, Strategy Planning & Execution, Business Process Re-engineering, IT Modernization, and Business Analysis Consulting, our solutions are devised meticulously to address the needs of specific industries.

We are a CMMI Level 5 organization global IT Solution provider and Outsourcing company headquartered in Mumbai and footprints with 10 delivery centres in India and 15 global offices. Our success portfolio boasts of 7500+ projects accomplished across 1500+ clients in 50+ countries with client retention rate as high as 85%

Location: Navi Mumbai, CBD Belapur

Domain: Banking (Payment Gateway Project)

NOTE: 1st and 3rd Saturdays working as per banking norms

Education: B.E. or Graduation in Computer Science or related field

job Summary:

We are seeking a talented and motivated React.js Developer to join our development team. The ideal candidate will be responsible for designing and developing user interface components using React.js concepts and workflows such as Redux, Flux, and Webpack. You will ensure that these components and the overall application are robust and easy to maintain.

You will coordinate with the rest of the team working on different layers of the infrastructure, including back-end services and APIs. Therefore, a commitment to collaborative problem-solving, sophisticated design, and quality products is essential.

Key Responsibilities:

Develop new user-facing features using React.js.

Build reusable components and front-end libraries for future use.

Optimize components for maximum performance across a vast array of web-capable devices and browsers.

Translate designs and wireframes into high-quality code.

Write clean, scalable, and maintainable JavaScript code.

Ensure the technical feasibility of UI/UX designs.

Collaborate with back-end developers and web designers to improve usability.

Debugging, troubleshooting, and enhancing application performance.

Stay updated with emerging trends and technologies in front-end development.

Skills and Qualifications:

Strong proficiency in JavaScript, including DOM manipulation and the JavaScript object model.

Thorough understanding of React.js and its core principles.

Experience with popular React.js workflows (such as Flux or Redux).

Familiarity with RESTful APIs and integrating them into front-end code.

Knowledge of modern authorization mechanisms, such as JSON Web Token (JWT).

Familiarity with modern front-end build pipelines and tools (e.g., Babel, Webpack, NPM, etc.).

Experience with code versioning tools such as Git.

Familiarity with browser developer tools and debugging.

Understanding of cross-browser compatibility issues and ways to work around them.

Familiarity with unit testing and testing frameworks (e.g., Jest, Enzyme, Cypress).

Ability to understand business requirements and translate them into technical requirements.

Preferred Qualifications:

Bachelor's degree in Computer Science, Software Engineering, or a related field.

Experience with TypeScript and GraphQL.

Experience with other JavaScript frameworks like Next.js or Gatsby.js.

Familiarity with CI/CD pipelines and containerized applications (e.g., Docker).

Good understanding of SEO principles and ensuring that application adheres to them.

Soft Skills:

Strong problem-solving skills and attention to detail.

Excellent communication and teamwork abilities.

Ability to work in a fast-paced environment and meet deadlines.

Open to learning new technologies and frameworks.

What are we looking for:

1. We are looking for someone that has an eye for design, solid experience in ReactJS, are value-driven and product-oriented. You will own all phases of user interface development.
2. From architecture and design to implementation and customer engagement. This role isn’t just about coding; it's about owning features end-to-end, translating them from concepts to user-centric products
3. Each engineer owns the feature they are building and is responsible for turning it into reality, and we will need your front-end expertise to find solutions to problems and challenges and deliver on roadmap objectives.
4. 4+ years of experience in web frontend technology, including React, TypeScript, and CSS-in-JS.
5. Significant experience with JavaScript frameworks and client-side state management, particularly React.js and Redux.
6. Knowledge of 2D visualization libraries like D3 and 3D visualization tools such as Three.js and WebGL is a plus.
7. Expertise in developing solutions for complex problems and integrations, with a strong product sense to balance technical and product requirements.
8. Skilled in working collaboratively with cross-functional teams, including design, product, tech, learning experience & marketing.
9. Independent and capable of producing 'production ready' code with minimal guidance.
10. Proficient in performance optimization and CDN caching strategies.
11. Nice to have: Full stack experience working in backend.

About Us:

Docsumo is Document AI software that helps enterprises capture data and analyze customer documents. We convert documents such as invoices, ID cards, and bank statements into actionable data. We work with clients such as PayU, Arbor and Hitachi and are backed by Sequoia, Barclays, Techstars, and Better Capital.

Responsibilities:

• You will be responsible for overseeing the development of Docsumo React webapp.
• You will be working closely with the founders and lead the frontend development
• Serve as a thought leader and mentor on technical, architectural, design and related issues
• You will be responsible to provide oversight, accountability, and leadership for technical decisions.
• You will be designing and building modules in React within the Docsumo webapp.
• Own and Implement the features using the technology stack that we have in place while bringing in flavours of latest but proven trends and methods
• Contribute to Product and Design ideas and Implement them as your own product. We value everyone’s inputs
• Work with our hiring team to hire amazing engineers who will expand the Docsumo culture and product

Skills:

• At least 6+ years years experience building React webapps
• Excellent command over React, redux, javascripts, HTML5 and CSS
• Provided effective team management and mentoring for over 3+ years to foster professional growth and drive team success
• Demonstrated ability to build 0-1 product from using React.
• Demonstrated ability of managing frontend engineers
• Proven skills in developing a production level end to end UI application on their own
• Familiarity with Version Control tools, deployment, cloud services and CI/CD
• Must be self-motivated, flexible, collaborative, with an eagerness to learn
• Comfortable working in an Agile work environment with an incredibly fast pace and a large degree of independence.

Benefits:

• Enjoy the flexibility of a hybrid working model, allowing for a balanced work-life integration.
• Access comprehensive insurance coverage to safeguard your health and well-being.
• Participate in our stock options program to share in the company's success and future growth.

We are hiring React JS Developer for Dehradun location

• In depth knowledge of React JS.
• Experience creating front end applications using HTML5, CSS, bootstrap.
• Hands on experience with JavaScript Development on both client and server-side.
• Ability to work both independently and in collaborative teams to communicate design and build ideas effectively.
• Able to handle multiple projects and competing deadlines.
• Good understanding of overall web design including basic usability, accessibility, industry standards, architecture, and navigation.
• Excellent communication and Client interaction.

Job Role:

• 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.

• Maintain and write clean code to ensure the product is of the highest quality.

Experience- 3 to 8 years 

RESPONSIBILITIES

• Developing new user-facing features using React.js
• Building reusable components and front-end libraries for future use
• Translating designs and wireframes into high quality code
• Optimizing components for maximum performance across a vast array of web-capable devices and browsers

REQUIREMENTS

• Strong proficiency in JavaScript, including DOM manipulation and the JavaScript object model
• Thorough understanding of React.js and its core principles
• Experience with popular React.js workflows (such as Flux or Redux)
• Familiarity with newer specifications of EcmaScript
• Familiarity with RESTful APIs and sockets
• 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, NPM, etc.
• Ability to understand business requirements and translate them into technical requirements
• A knack for benchmarking and optimization
• Familiarity with code versioning tools
• Experience with PWAs and React Native is a huge plus