ReactJs Developer

Job Summary:

We are seeking a highly skilled and hands-on UI Developer with strong expertise in React.js and JavaScript to join our front-end engineering team. The ideal candidate will have at least 5 years of experience in developing scalable, high-performance, and user-centric web applications. You will be expected to contribute immediately, owning development tasks end-to-end — from design and coding to performance tuning and deployment.

 Key Responsibilities:

• Design and develop responsive, high-quality user interfaces using React.js, JavaScript, HTML5, and CSS3.
• Collaborate closely with UX designers, backend developers, and product managers to translate business requirements into technical implementations.
• Write clean, efficient, and reusable code following best practices and modern front-end standards.
• Optimize components for maximum performance and scalability across various browsers and devices.
• Participate in code reviews, ensuring adherence to coding standards and best practices.
• Troubleshoot, debug, and resolve UI-related performance or compatibility issues.
• Stay up to date with emerging front-end technologies and continuously enhance the development process.

 Required Skills & Qualifications:

• Bachelor’s or Master’s degree in Computer Science, Engineering, or a related field.
• 5+ years of professional experience in front-end/UI development.
• Deep hands-on experience with React.js and core JavaScript (ES6+).
• Strong understanding of HTML5, CSS3, and modern UI frameworks/libraries.
• Experience with React hooks, state management (Redux or Context API), and component-based architecture.
• Familiarity with RESTful APIs and integration of front-end applications with backend services.
• Experience with Webpack, Babel, NPM/Yarn, and modern build tools.
• Solid understanding of version control systems (Git).
• Strong debugging and performance optimization skills.
• Ability to deliver results in a fast-paced, agile environment.

 Good to Have Skills:

• Experience with TypeScript, Next.js, or React Native.
• Knowledge of testing frameworks such as Jest, Mocha, or React Testing Library.
• Familiarity with CI/CD pipelines and DevOps tools.
• Understanding of UI/UX design principles and ability to collaborate effectively with designers.
• Exposure to cloud environments (AWS, Azure, or GCP).
• Experience in performance profiling and accessibility (a11y) best practices

Front end Developer : (Group Manager )

Job Description

Join our product development team to develop our web applications

You are a creative web programmer that will focus on the front-end development and design, but also assist as needed with back-end development if needed.

Design, production, modification, and maintenance of web application’s user interface

Assist with the development and implementation of new features

Work with back-end developers to implement front-end and user interface requirements

Work with team on designing new interfaces to programs

Thoroughly document design and implemented code

Qualifications

- B.E. or B. Tech or MCA

- 5 to 8+ years of overall experience

5 years of frontend web application development

Proficient understanding of web markup, including HTML5, CSS3

Proficient understanding of client-side scripting and JavaScript frameworks, including jQuery. Strong understanding of JavaScript

Good working experience of any of advanced JavaScript libraries and frameworks such as AngularJS, KnockoutJS, BackboneJS, ReactJS

Good understanding of asynchronous request handling, partial page updates, and AJAX

Proficient understanding of code versioning tools GIT/SVN

Good understanding of browser rendering behavior and performance

Good knowledge of charting any frameworks like Highcharts, Highmaps or D3JS

Working with and leveraging cloud PaaS components for front end delivery

Experience in any server-side programming is a plus

Familiarity with Visio, Basic knowledge of image authoring tools, to be able to crop, resize, or perform small adjustments on an image is a plus.

Rejolut is one of the award-winning fastest-growing emerging tech company which is working on leading technology like Blockchian, ML & AI, Complex mobile & web apps, IoT etc.

The ideal candidate will be responsible for developing highly scalable and secure code.

Responsibilities:-

-Able to take the Extreme Ownership of modules/product/projects
-Can handle calls with the client & customer to know their feedback
-Build pixel-perfect, buttery smooth UIs across both mobile platforms.

- Maintain product roadmap, release schedules, and architectural standards that ensure alignment with business objectives.

- Manage, Mentor, and coach a team of 6 -9 front-end engineers
- Build fast and efficient next-generation web applications
- Implement new features and optimize existing ones
- Collaborate with Designers to iterate on the design
- Work closely with Backend Engineers to integrate APIs and other services
- Find and address performance issues
- Identify and communicate front-end best practices
- Desire to learn and mentor the new joiners with the latest framework like svelte, vue etc

Desired Candidate Profile:

Culture

- Fast-paced, intellectually stimulating, steep learning, and growth

- Close-knit, hardworking, supportive colleagues

- Challenging work

- Flat organization with no hierarchy

- If you like problem-solving, and love the latest technology, there are very few better places

How we are different 
 -We are a young and dynamic team who are obsessed with solving the business problem at scale -We are a technology agnostic company who focus more on finding the optimal solution to the business problem rather than technology

 Why join us
 -We provide a huge learning curve. Spending 1.5-2 years with us will put you 3 years ahead in the career
-We work only on cutting edge technology like React, React Native, Flutter, NodeJS, Python, Go, Svelte, ELM
-There are two technology Co-founder in the company ho are pretty much hands-on and have earlier built the Consumer application which is downloaded millions of time and are in a leadership position in companies like Samsung, Purplle, Loyalty Rewardz
-Get mentored by the best in the industry
-Flexible working hours
-Perks best in the industry

Job Description:

We are looking for a good JavaScript developer who is proficient with React.js. Your primary focus will be on developing user interface components and implementing them following well-known React.js workflows (such as Flux or Redux). 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. Therefore, a commitment to collaborative problem solving, sophisticated design, and quality product is important.

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

Skills:

• 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 (Redux)
• Familiarity with newer specifications of ECMAScript
• Experience with data structure libraries (e.g., Immutable.js)
• Knowledge of isomorphic React is a plus
• Familiarity with RESTful APIs
• Knowledge of modern authorization mechanisms, such as JSON Web Token
• Familiarity with modern front-end build pipelines and tools
• Ability to understand business requirements and translate them into technical requirements
• A knack for benchmarking and optimization
• Familiarity with code versioning tools (such as Git, SVN, and Mercurial)

• 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.

• 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.

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

● Experience with data structure libraries (e.g., Immutable.js)

● Knowledge of REACT tools including React.js, Webpack, Enzyme, Redux, and Flux.

● Experience with user interface design.

● Knowledge of isomorphic React is a plus

● Familiarity with RESTful APIs

Who should not apply for this job

• If you are looking for a 100% hike in your salary but can't commit to what value you will bring to the team
• If you never read books
• If you jump companies every 11-12 months
• If you are not comfortable working on Saturdays
• If you have less than 1 years of experience
• If you have more than 4 years of experience
  
  

About the Role:

We are looking for a Front-End Web Developer who is motivated to combine the art of design with the art of programming. Responsibilities will include translation of the UI/UX design wireframes to actual code that will produce visual elements of the application. You will work with the UI/UX designer and bridge the gap between graphical design and technical implementation, taking an active role on both sides and defining how the application looks as well as how it works.

Key-Skills Required:

Node.js  | Express | REST Api | Javascript | Redux-Saga | MongoDB | Web security TLS/SSL | Web Sockets |   Promises & Call-backs | Database & Data structures |  Redis | React.Js

Key Deliverables: 

• New feature design and implementation, Bug fixing, testing, and performance tuning.
• Work on the API and Engines.
• Code deployment on cloud & maintenance of the same.
• Take complete ownership of a product/feature from setup to deployment.
• Time-bound feature delivery & updating.
• Cost-saving using efficient & effective technologies

Role and Responsibilities: 

• Work on back-end (+ frontend integration) development of core scripts using React/Redux/Saga/Hooks and Redis.
• Manage Key-value based databases like Redis.
• Document code consistently throughout the development process by listing a description of the program, special instructions, and any changes made in database tables on procedural, modular and database level.
• Be able to write unit tests.
• Knowledge of bluebird.js (Promises), Async, etc will be of advantage.
• Passionate about building products and features and build the product from scratch with thrust on Web security, TLS/SSL, web sockets, etc
• 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 the back-end
• Collaborate with other team members and stakeholders

3-6 LPA based on experience and on performance in the interview round (70% Fixed - 30% Variable Incentive based on delivery schedule)

(We do ZERO deductions since the salary will be paid from US/Singapore)

• Substantial experience in building large complex and performant web applications using HTML5, CSS3, Typescript and Javascript across multiple browsers (Especially IE11).
• Experience in frameworks such as React (Redux, Redux Thunk or Saga, React Router, React Hooks) , Node JS and good understanding of the basics of these frameworks and their life cycles.(MUST HAVE)
• Experience in frameworks like Bootstrap and CSS pre-processors like SASS and LESS is desirable.
• Deeper understanding of network layer, HTTP, HTTPS, cookies, local storage.
• Knowledge to handle real-time async data would be a plus.
• Good knowledge on build tools like Webpack and Gulp
• Good knowledge on testing tools like Jest, Cypress, Jasmine, Karma, etc
• Experience in Git source control 
• Deeper understanding of Chrome Dev Tools.
• Deeper knowledge of UI optimizations and performance.
• Excellent communication skills, good visual design sense, in-depth experience in developing web-based applications.
• Experience leading multi engineer projects and mentoring junior engineers.
• Command an impressive portfolio of the latest UI technologies is a plus