About us:
We are a fiercely restless creative studio with a broad vision across design & product experiences. Big brands and startups approach us because they find a cool team of committed individuals with great taste, obsessed with technology, originality, music, art & quality. We believe in independence, curiosity, experimentation and reinvention as the beacons to navigate the world. Learn more about us: https://grappus.com/">https://grappus.com/
About the role:
We are seeking a Frontend developer who has a knack for coming up with creative solutions to unique problems. You should have good time management skills and be able to work both autonomously and collaboratively with a cross-discipline team of product managers, strategists, UX designers, art directors, and developers. Most importantly, you have an eye for detail and the ability to make beautiful designs come to life through code.
What we’d like to see:
- Developing new user-facing features using React Native
- Building reusable components and 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
- Developing and implementing strong algorithms/techniques for solving problems in a high-volume, high-availability environment
- Good knowledge of User Interface patterns and techniques to solve common UI problems
- Solid understanding of building scalable, maintainable and efficient user interfaces
Must Have:
- Strong proficiency in JavaScript , the JavaScript object model and ES6
- Thorough understanding of React.js and its core principles
- Experience with state management libraries like Redux, Mobx etc.
- Familiarity with Android / iOS platforms and ability to link native libraries with React Native
- Familiarity with newer specifications of EcmaScript 6
- Experience with data structure libraries (e.g., Immutable.js, immer)
- 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
- 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 (such as Git, SVN, and Mercurial
- Familiarity with frameworks like Bootstrap, Backbone, Angular, React JS, and libraries like jQuery, LESS and Ajax
Nice to Have:
- Personal projects or contributions to the open source community
- Strong organizational skills to juggle multiple tasks within the constraints of timelines
- Team player (those great personality types that people love to work with)
- Great communication skills
Benefits of being part of our amazing team:
- Flexible working hours
- We don’t track your leaves & work-from-home
- Freedom to implement latest technologies & new ideas
- Lots of in-house training sessions & an in-house product lab
- A pretty unique & unconventional culture and a damn cool office space
- Lots of ways to have fun - TT, Indoor basketball, PS4, board games and variety of books to read

About Grappus
About
With a team comprising of tech enthusiasts, we are a high energy startup exploring the domains of emerging mobile market. Looking for a smart, sexy and intuitive mobile app to bring a significant impact to your business? We, at Grappus are committed to deliver innovative mobility solutions that surpasses customer expectations - building brand loyalty and nurturing continuous engagements. Our collaborative approach brings digital strategy to life through our custom-built versatile solutions fortified to meet your ever changing business environment. We strive to build high quality products for startups and enterprise clients across iPhone, iPad, Android and the web. With a valuable experience and knowledge of the mobile market along with our passion towards technology, we bring complete perfection to our work.
Connect with the team
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We are looking for an enthusiastic and skilled SDE 2 React Web Developer to join its dynamic engineering team. As an SDE 1, the developer will be responsible for building and maintaining user-facing features for the web platform using React. The developer will work closely with cross-functional teams to deliver high-quality, scalable, and efficient applications that offer an exceptional experience to Revv's users.
Responsibilities
- Develop responsive, user-friendly, and high-performance web applications using React.js and related technologies.
- Collaborate with product managers, designers, and other engineers to deliver new features and improve existing ones.
- Write clean, maintainable, and testable code, ensuring a high level of code quality.
- Optimize applications for maximum speed and scalability.
- Troubleshoot and debug application issues, ensuring a smooth user experience.
- Stay up-to-date with the latest industry trends and best practices in web development.
- Participate in code reviews and contribute to continuous improvement within the team.
Requirements
- Bachelor’s degree in Computer Science, Engineering, or a related field.
- Proficiency in React.js, JavaScript (ES6+), HTML5, and CSS3.
- Experience with state management libraries like Redux or Context API.
- Familiarity with version control systems, primarily Git.
- Knowledge of RESTful APIs and integrating them into front-end applications.
- Strong understanding of web performance optimization techniques.
- Basic experience with testing frameworks like Jest, Mocha, or Enzyme.
- Strong problem-solving skills and ability to work independently and as part of a team.
**TL;DR:** Seeking an experienced Front-end Developer proficient in React and Next.js to build user-friendly interfaces for Proof of Skill, a blockchain-based protocol for skill verification and credentialing.
Proof of Skill protocol is a decentralized system where industry experts (Validators) evaluate candidates' skills and issue verifiable Skill Credentials. Organizations can then shortlist candidates based on these credentials.
**Qualifications and Skills:**
5+ years of experience in front-end development, with a strong focus on React and Next.js
Proficiency in JavaScript, HTML5, CSS3, and related front-end technologies
Solid understanding of React ecosystem, including Redux, React Router, and React Hooks
Experience with Next.js and its server-side rendering (SSR) and static site generation (SSG) capabilities
Familiarity with modern front-end build tools and workflows (e.g., Webpack, Babel, ESLint)
Knowledge of responsive design and cross-browser compatibility
Experience with RESTful APIs and integration with back-end services
Familiarity with web accessibility standards (WCAG) and best practices
Understanding of blockchain technology and decentralized applications (dApps) is a plus
**Responsibilities:**
Design and develop user-friendly interfaces for the Proof of Skill platform using React and Next.js
Implement reusable and modular front-end components following best practices
Integrate with blockchain-based back-end services and decentralized data sources
Optimize performance, scalability, and security of the front-end applications
Collaborate with the design team to ensure pixel-perfect implementation of UI/UX designs
Write clean, maintainable, and well-documented code
Participate in code reviews and ensure adherence to coding standards
Stay up-to-date with the latest front-end technologies, frameworks, and industry trends
**Ideal Candidate Traits:**
Strong problem-solving and analytical skills
Excellent communication and collaboration abilities
Attention to detail and commitment to writing clean, efficient code
Passion for creating intuitive and engaging user experiences
Entrepreneurial mindset and willingness to take ownership
Curiosity and eagerness to learn and grow in a dynamic environment
Experience building for crypto is a huge plus
- 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) OR React Hooks
- Experience with data structure libraries (e.g., Immutable.js)
- Knowledge of isomorphic React is a plus, React Hooks
- Familiarity with RESTful APIs
- Knowledge of modern authorization mechanisms, such as JSON Web Token
- Familiarity with modern front-end build pipelines and tools
Work Experience and Educational Qualification
- At least 3 years of experience in React/ReactJs
- Should have led a team of at least 2 members
React JS Developers
Experience: 3-6 Years
Location: Bangalore (onsite)
Responsibilities:
Design and implement user interface components for JavaScript-based web applications
using React JS
Work as a part of a small team that includes other react JS developers, designers, QA
experts, and managers
Build app and UI components from prototypes and wireframes
Built REST APIs for tight integrations with the Backend
Write automated tests to ensure error-free code and performance
Improve front-end performance by eliminating performance bottlenecks
Create front-end modules with maximum code reusability and efficiency
Work with third-party dependencies and APIs
Work with Redux architecture to improve the performance of the websites/mobile apps
Coordinate with the cross-functional teams to build apps in the stipulated time/budget
Knowledge of TypeScript
Knowledge of HTML, JavaScript, CSS, Bootstrap
React routing, React Hooks, Internationalization
Requirements
- 2.5+ years of experience in React JS and Redux
- Expert in React.j, ideally using TypeScript language extensions
- Good understanding of JavaScript Design Patterns
- Good experience writing front-end test cases
- HTML5, CSS3 and Responsive web design are mandatory
- Exposure to Scrum methodology and XP technical practices such as unit testing, pair programming, test-driven development, continuous integration or continuous delivery
- Self-motivated, fast learner, detail-oriented, team player and a sense of humour
- Should have experience with Payment(US) Integrations
- Should have experience with Ecommerce/ERP Connectors
Responsibilities
- Develop new user-facing features
- Ensure the technical feasibility of UI/UX designs
- Optimize application for maximum speed
Skills And Qualifications
- 2+ years of experience in ReactJS and Redux
- 1+ completed project of reasonable size using server-side rendering
- Knowledge of Preact is a plus
- Proficient understanding of web markup, including HTML5, CSS3
- Basic understanding of server-side CSS pre-processing platforms, such as LESS and SASS
- Good understanding of asynchronous request handling, partial page updates, and AJAX
- Proficient understanding of cross-browser compatibility issues and ways to work around them.
- Proficient understanding of Git
About Us
Rezo.ai is an AI-Powered Contact Center that enables enterprises to enhance customer experience and boost revenue by automating and analyzing customer agent interactions across multiple channels including voice, email, chat/WhatsApp, and social, at the required scale, whilst training agents with minimal costs
How do we do it
Rezo’s AI-Powered contact center leverages groundbreaking technologies in AI, ML, ASR, NLP, RPA, and predictive intelligence to transform customer experience and reduce costs by automating, and analyzing customer-agent conversations across multiple channels including voice, email, chat/Whatsapp, and social media, whilst coaching them.
Job description
We are looking for a great React/Redux Developer proficient with JavaScript. Developers' primary focus will be on developing user interface components and implementing them following well-known React.js workflows.
Responsibilities
- Responsible for the development of a new highly responsive, web-based user interface
- Construct visualizations that can depict vast amounts of data.
- Work and collaborate with the rest of the development team
- Work with the product team, backend team and server teams.
- Learn and understand user interactions and develop a flexible and well-structured front-end architecture, along with the APIs to support it.
- Developing new user-facing features using React and Redux
- 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
- Good time-management, interpersonal and communication skills.
- A natural inclination toward solving complex problems, Impulse to learn and master new technologies and curiosity to find new and unusual ways of how to solve various technical issues.
Desired Qualifications and Key Skills
- Bachelor’s degree in computer science, software/computer engineering or an equivalent degree from Tier 1 College is a Plus
- Prior Experience with a Product Based Company is a Plus.
- Should have 3+ years of hands-on experience in configuration, coding, testing and deploying web-based applications in React
- Working in an agile environment with agile methodologies is a must and having Git knowledge is an advantage.
- Should be able to work with designers to transform wireframes into Screens.
- Should be able to integrate screens to business logic and architect database schema to ensure complete design.
Cultural fitment
Work at the heart of AI and customer engagement.
If you are fascinated by AI and looking to work with the latest AI technologies, in a fast growing and flexible work environment with immense growth opportunities, come and join us.
Rezo is the place to be if you want to work in an atmosphere where you can do meaningful research, contribute to the platform, and grow fast.
Culture/Values
We believe that allowing employees to pursue their interests and challenge the existing quo only helps to make Rezo a successful workplace. To that end, we are committed to assisting our employees in enhancing the skills that are vital to their professional growth.
FOCUS, INTEGRITY, TEAMWORK, PASSION, INNOVATION
Why Us?
We are a fast-paced start-up with some of the best talents from diverse backgrounds. Working together to solve customer service problems. We believe a diverse workforce is a powerful multiplier of innovation and growth, which is key to providing our clients with the best possible service and our employees with the best possible career. Diversity makes us smarter, more competitive, and more innovative.
Visit our website: https://rezo.ai/">https://rezo.ai/ for more information

• Strong understanding of GUI architecture, site navigation and web design principles, and the ability to create and maintain web pages quickly and efficiently
• Extensive web programming experience including web security, cross browser compatibility, and performance tuning
• Development experience in the area of: Responsive design/development and mobile device applications and optimized Web sites
• Hands on design & development skills in HTML/XHTML, HTML5, CSS2, CSS3
• Knowledge of W3C standards, Web accessibility
• Hands on experience with Object oriented JavaScript and Design Patterns
• Extensive experience in at least one of the modern frameworks like jQuery / jQueryUI / Angular JS / ExtJS / Ember JS / Backbone JS / React / TypeScript
- In this role, you will Design, Develop and Deploy applications based on HTML, ReactJS, JS as front-end. You are a creative and technically skilled individual responsible for bringing great user experience and design to life. You create reusable, extensible, flexible, high-performing web applications from front end to back end.
- Execute in an agile environment using industry standard tools and delivering weekly code releases Develop and test for cross browser, cross platform applications.
- Experience in product designing, distributed architecture.
- Have a demonstrated track record of End to End product engineering responsibility
Experience in implementing UI using DHTML, HTML5, CSS3, Bootstrap. Ability to interact with APIs based on HTTP and REST architecture and handle dynamic data on frontend. Experience in writing unit test cases for UI components. Knowledge about securing application and vulnerabilities such as XSS & CSRF.
Ability to work with remote teams with good communication and personal skills. Should have worked in Scrum & Agile methodologies.








