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React.js Developer - Redux/Javascript Job Opening In Kolkata – Now Hiring ISPG Technologies India Private Limited


Job description

<p><p><b>Description :</b></p><p><br/></p><p>We are seeking a skilled React.js Front-End Developer with over 5 years of hands-on experience to join a cutting-edge banking technology team.<br/><br/></p><p>This role is best suited for developers confident with modern front-end stacks and comfortable working independently in a hybrid Agile environment.<br/><br/></p><p>The role focuses on building scalable, responsive user interfaces using React (with Hooks), ES6+ JavaScript, and RESTful APIs, with an emphasis on performance and maintainability.<br/><br/><b>Key Responsibilities :</b></p><p><p><b><br/></b></p>- Build responsive and reusable UI components using React.js<br/><br/>- Integrate frontend logic with REST APIs<br/><br/>- Collaborate with backend, design, and QA teams in Agile sprints<br/><br/>- Maintain high performance and cross-browser compatibility<br/><br/>- Participate in code reviews, estimations, and daily standups<br/><br/>- Migrate class-based components to functional with Hooks when needed<br/><br/><b>Must-Have Technical Skills <b>Required</b> <b>Depth :</b><br/><br/></p><p>React.js (Hooks) : </p><p><br/></p><p>- Strong command of React Hooks such as useState, useEffect, and useContext for managing state, lifecycle, and side effects in functional components.

</p><p><br/></p><p>- Able to differentiate class vs.

functional patterns, migrate legacy codebases, and explain the Virtual DOM vs.

Real DOM.<br/><br/></p><p>JavaScript (ES6+) : </p><p><br/></p><p>- Deep familiarity with closures, hoisting, async/await, Promises, destructuring, arrow functions, and handling asynchronous API logic.

</p><p><br/></p><p>- Comfortable debugging JS behavior, explaining runtime output, and writing modular, reusable logic.<br/><br/></p><p>Redux (Relaxed Depth) : </p><p><br/></p><p>- Experience managing global state using Redux or Context API.

</p><p><br/></p><p>- Able to configure basic reducers/actions, use useSelector/useDispatch, and understand unidirectional data flow.

Middleware experience (Thunk/Saga) is a plus but not mandatory.<br/><br/></p><p>HTML5 / CSS3 : </p><p><br/></p><p>- Proficient in writing semantic, accessible HTML5.

Capable of building responsive layouts using Flexbox, Grid, and media queries.

</p><p><br/></p><p>- Strong understanding of the CSS box model and positioning schemes (relative, absolute, fixed, sticky).<br/><br/></p><p>API Integration :</p><p><br/></p><p>- Skilled in making fetch or axios calls to REST APIs, managing loading states, and handling success/error scenarios.

</p><p><br/></p><p>- Able to decouple UI logic from data-fetching logic for maintainable code.<br/><br/></p><p>Agile Collaboration :</p><p><br/></p><p>- Experience working in Agile environments.

</p><p><br/></p><p>- Comfortable participating in standups, effort estimations, and collaborating using Git and task boards (e.g., JIRA).

Strong verbal and written communication skills.<br/><br/><b>Nice-to-Have Skills :</b></p><p><p><b><br/></b></p>- Basic testing using Jest or React Testing Library<br/><br/>- Familiarity with React performance optimizations (useMemo, useCallback)<br/><br/>- Knowledge of React Router for SPA navigation<br/><br/>- Experience with CSS Frameworks like Bootstrap, SCSS<br/><br/>- Understanding of Git, branching, and CI/CD pipelines</p><br/></p> (ref:hirist.tech)

Required Skill Profession

Computer Occupations


  • Job Details

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Unlock Your React js Potential: Insight & Career Growth Guide


Real-time React js Jobs Trends (Graphical Representation)

Explore profound insights with Expertini's real-time, in-depth analysis, showcased through the graph here. Uncover the dynamic job market trends for React js in Kolkata, India, highlighting market share and opportunities for professionals in React js roles.

31691 Jobs in India
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285 Jobs in Kolkata
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The Work Culture

An organization's rules and standards set how people should be treated in the office and how different situations should be handled. The work culture at ISPG Technologies India Private Limited adheres to the cultural norms as outlined by Expertini.

The fundamental ethical values are:

1. Independence

2. Loyalty

3. Impartiapty

4. Integrity

5. Accountabipty

6. Respect for human rights

7. Obeying India laws and regulations

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The average salary range for a varies, but the pay scale is rated "Standard" in Kolkata. Salary levels may vary depending on your industry, experience, and skills. It's essential to research and negotiate effectively. We advise reading the full job specification before proceeding with the application to understand the salary package.

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Key qualifications for React.js Developer Redux/Javascript typically include Computer Occupations and a list of qualifications and expertise as mentioned in the job specification. The generic skills are mostly outlined by the . Be sure to check the specific job listing for detailed requirements and qualifications.

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Interview Tips for React.js Developer Redux/Javascript Job Success

ISPG Technologies India Private Limited interview tips for React.js Developer   Redux/Javascript

Here are some tips to help you prepare for and ace your React.js Developer Redux/Javascript job interview:

Before the Interview:

Research: Learn about the ISPG Technologies India Private Limited's mission, values, products, and the specific job requirements and get further information about

Other Openings

Practice: Prepare answers to common interview questions and rehearse using the STAR method (Situation, Task, Action, Result) to showcase your skills and experiences.

Dress Professionally: Choose attire appropriate for the company culture.

Prepare Questions: Show your interest by having thoughtful questions for the interviewer.

Plan Your Commute: Allow ample time to arrive on time and avoid feeling rushed.

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Be Punctual: Arrive on time to demonstrate professionalism and respect.

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Answer Thoughtfully: Listen carefully, take a moment to formulate clear and concise responses. Highlight relevant skills and experiences using the STAR method.

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Highlight your leadership skills, achievements, and strategic thinking abilities. Be prepared to discuss your experience with HR, including your approach to meeting targets as a team player. Additionally, review the ISPG Technologies India Private Limited's products or services and be prepared to discuss how you can contribute to their success.

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