ReactJS Developer

Ideal Candidate

8+ years of experience in front-end development, with at least 3–5 years in technical/architectural leadership roles across web and mobile platforms.

Expert in React.js and React Native, with hands-on experience designing and building scalable, modular applications using modern front-end frameworks and reusable component libraries.

Strong geospatial capabilities—proven experience integrating and optimizing mapping solutions (e.g., Google Maps, HERE Maps) with features like routing, clustering, and overlays.

Mobile-first mindset, with deep knowledge of responsive UI design, performance optimization for low-bandwidth environments, and cross-platform compatibility.

Architectural expertise in modular design, micro-frontends, SSR/SSG, PWAs, and cross-platform solutions—ideally with experience in monorepo environments and BFF patterns.

Technical leadership skills, including mentoring developers, enforcing best practices, driving autonomous development, and aligning technical solutions with business needs.

CI/CD & DevOps familiarity—strong understanding of build tools (Webpack, Vite, Metro), containerization (Docker), and deployment automation using Jenkins, GitLab CI, etc.

Security, accessibility, and testing focus—capable of implementing WCAG-compliant UIs, secure data handling, and robust test strategies using tools like Jest, Cypress, Detox, and Appium

Responsibilities:

• Design, develop, and maintain web applications using Java and React JS.

• Collaborate with cross-functional teams to define, design, and ship new features.

• Ensure the performance, quality, and responsiveness of applications.

• Identify and correct bottlenecks and fix bugs.

• Maintain code integrity and organization.

• Develop new user-facing features using React JS.

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

• Translate designs and wireframes into high-quality code.

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

• Participate in team meetings and discussions to understand user needs and functionalities.

• Perform code reviews and improve and maintain code quality.

• Work closely with product management and back-end developers to integrate user-facing elements with server-side logic.

• Keep up-to-date with the latest industry trends and technologies to ensure applications are current and competitive.

Requirements:

• Bachelor’s degree in Computer Science, Information Technology, or a related field.

• Proven experience as a Full Stack Developer or similar role.

• Strong proficiency in Java and React JS.

• In-depth knowledge of JavaScript, CSS, HTML, and front-end languages.

• Experience with React JS workflows such as Redux, Flux, and Webpack.

• Familiarity with RESTful APIs and web services.

• Knowledge of performance testing frameworks including Mocha and Jest.

• Excellent troubleshooting skills.

• Good project management skills.

• Strong communication and teamwork abilities.

Preferred Qualifications:

• Experience with cloud services such as AWS or Azure.

• Familiarity with CI/CD pipelines and DevOps practices.

• Knowledge of database management systems like MySQL, PostgreSQL, or MongoDB.

Mandatory Requirements:

• Strong knowledge of HTML5, JavaScript ES6 and above.

• Expertise in styling with CSS3.

• In-depth experience with React or a similar front-end framework. Candidates with only hands-on experience will not be considered.

• The ability to design and create reusable UI components.

• Willingness to complete an online coding exercise as part of the interview process.

• Ability to write clean, maintainable, and testable code.

• Understanding of accessibility standards and experience implementing accessibility solutions.

• Experience with Git and version control practices.

• Good communication and collaboration skills.

Desirable Skills:

• Familiarity with Storybook.

• Knowledge of Sass/CSS in JS.

• Experience in developing a UI library with standalone components using React.

• Experience with modern front-end build tools such as Webpack and Babel.

• Knowledge of state management solutions – Context, Redux, Zustand.

• Understanding of server-side rendering and experience with related technologies such as Next.js.

• Familiarity with Agile development methodologies.

1. Lead the development of frontend architecture and implement scalable, maintainable, and

high-performance web applications.

2. Conduct code reviews and provide constructive feedback to team members to ensure adherence to best

practices and coding standards.

3. Mentor and guide junior frontend developers, fostering a culture of continuous learning and

improvement.

4. Stay up-to-date with the latest frontend technologies, frameworks, and industry trends, and integrate new

solutions as appropriate.

5. Coordinate with the project management team to ensure the timely delivery of high-quality frontend

components and features.

6. Contribute to the development of reusable components, tools, and libraries to improve team productivity

and code maintainability.

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.

• Develop new user-facing features
• Build reusable code and libraries for future use
• Ensure the technical feasibility of UI/UX designs
• Optimize application for maximum speed and scalability
• Assure that all user input is validated before submitting to back-end
• Collaborate with other team members and stakeholders

• Proficient understanding of web markup, including HTML5, CSS3
• Basic understanding of server-side CSS pre-processing platforms, such as LESS and SASS
• Proficient understanding of client-side scripting and JavaScript frameworks, including jQuery
• Good understanding and knowledge of advanced JavaScript libraries and frameworks, such as AngularJS, KnockoutJS, BackboneJS, ReactJS, DurandalJS etc.
• Good understanding of asynchronous request handling, partial page updates, and AJAX
• Basic knowledge of image authoring tools, to be able to crop, resize, or perform small adjustments on an image
• Proficient understanding of cross-browser compatibility issues and ways to work around them.
• Proficient understanding of code versioning tools, such as Git
• Good understanding of SEO principles and ensuring that application will adhere to them

Frontend Developer - React JS/progressive Web App (2+ yrs experience)

Experienced in developing applications using Javascript, ReactJS, AngularJS, NodeJS, HTML5, CSS3/CSS4 and other UI technologies.
Experience in building rich PWA applications.
Understanding and experience with asynchronous processing, partial page refresh, DOM traversal and manipulation 
Deliver across the entire app life cycle - concept, design, built, deploy, test
In depth data structure and algorithm developement experience