
Job title: React.js Developer
Location: Gurugram (Onsite)
Notice: Immediate joiner
Responsibilities:
• Meeting with the development team to discuss user interface ideas and applications.
• Reviewing application requirements and interface designs.Identifying web-based user interactions.
• Developing and implementing highly responsive user interface components using react concepts.
• Writing application interface codes using JavaScript following react.js workflows.
• Troubleshooting interface software and debugging application codes.
• Developing and implementing front-end architecture to support user interface concepts.
• Monitoring and improving front-end performance.
• Documenting application changes and developing updates.
Requirements:
• Bachelor’s degree in computer science, information technology, or a similar field.
• Previous experience working as a react.js developer.
• In-depth knowledge of JavaScript, CSS, HTML, and front-end languages.
• Knowledge of REACT tools including React.js, Webpack, Enzyme, Redux, and Flux.
• Experience with user interface design.
• Knowledge of performance testing frameworks including Mocha and Jest.
• Experience with browser-based debugging and performance testing software.
• Excellent troubleshooting skills.
• Good project management skills.
- Basic knowledge of Data Structure and Algorithm required

About Sunday Labs
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We are seeking a skilled Senior UI Developer to join our dynamic team. The ideal candidate will have extensive experience in designing and developing user-friendly, visually appealing, and responsive web interfaces. You will work closely with UX designers, backend developers, and product managers to translate design concepts into functional UI components while ensuring high performance, scalability, and accessibility.
Key Responsibilities:
Design and develop scalable, responsive, and performant user interface components.
Define and enforce UI coding standards, best practices, and guidelines.
Collaborate with UX designers to translate wireframes and prototypes into high-quality code.
Work closely with product managers to understand requirements and translate them into technical solutions.
Mentor and coach UI developers, providing guidance and support on technical challenges.
Conduct code reviews to ensure code quality, performance, and adherence to design principles.
Stay updated with the latest UI trends, technologies, and best practices.
Drive innovation and continuous improvement within the UI development process.
Required Skills and Qualifications:
Bachelor’s degree in Computer Science, Engineering, or a related field (or equivalent work experience).
Proven experience (>8 years) as a UI developer with expertise in HTML5, CSS3, JavaScript/TypeScript
Proven experience in front-end frameworks React (must), Angular(good to have), Vue.js(good to have).
Solid understanding of responsive web design, accessibility, and cross-browser compatibility.
Strong problem-solving skills and ability to troubleshoot complex issues.
Excellent communication skills with the ability to collaborate effectively with cross-functional teams.
Experience with version control systems (e.g., Git) and CI/CD pipelines.
Experience with UI testing frameworks and tools (e.g., Jest, Cypress) is a plus.
Knowledge of UX design principles and familiarity with UX design tools (e.g., Sketch, Adobe XD) is desirable.
Ability to prioritize and manage multiple tasks in a fast-paced environment. Experience building a UI for multi-tenant SaaS platform. Experience building UI with user level customization, feature flags Experience optimizing for performance and faster Time To Frist Byte and streaming.
We are looking for a Senior UI Developer who is expert in React and good to have other frameworks like Angular etc (but not a must) and who can guide the rest of the UI team and interface with cross functional teams
Job Types: Full-time, Permanent
Job Responsibilities
- Develop and maintain reusable components and front-end libraries for future use.
- Translate designs and wireframes into high-quality, responsive UI components.
- Optimize components for maximum performance across different browsers and devices.
- Implement ReactJS best practices using Hooks, HOCs, and Functional Components.
- Manage state efficiently using Redux/Flux.
- Collaborate with backend developers to integrate REST APIs.
- Debug and test applications using Mocha & Jest.
- Ensure code quality, maintainability, and scalability using modern front-end tools.
Required Skills & Qualifications
✔ 3+ years of experience in ReactJS development.
✔ Strong knowledge of JavaScript, DOM, JSX.
✔ Hands-on experience with React Hooks, HOCs, and Functional Components.
✔ Expertise in ES6+ concepts (Arrow functions, Destructuring, Spread/Rest operators, Classes, Import/Export).
✔ Experience in HTML, CSS, and responsive design.
✔ Familiarity with REST APIs and integrating backend services.
✔ Experience with state management (Redux/Flux).
✔ Strong debugging skills using Mocha & Jest for performance testing.
✔ Hands-on experience with Git, Webpack, Babel, NPM.
Good to Have:
➕ Experience with backend development (Java, Microservices).
➕ Knowledge of modern authentication mechanisms (JWT, OAuth).
Title : Angular Developer
Locations: Hyderabad, Chennai, Bangalore, Pune and new Delhi (Remote).
Job Type: Full Time
Roles and Responsibilities:
We are looking to hire an experienced Angular Developer to join our dynamic team. As a developer, you will be responsible for creating a top-level coding-base using Angular best practices. Your role will require you to implement an exciting and streamlined user experience in the form of a Java-based desktop and mobile web-app.
To ensure success as an Angular Developer, you should have extensive knowledge of theoretical software engineering, be proficient in JavaScript, Typescript, HTML, and CSS, and have excellent project management skills. Ultimately, a top-class Angular Developer can design and build a streamlined application to company specifications that perfectly meet the needs of the user
·Designing and developing user interfaces using Angular best practices.
·Adapting interface for modern internet applications using the latest front-end technologies.
·Writing JavaScript, Typescript, CSS, and HTML.
·Developing product analysis tasks.
·Making complex technical and design decisions for Angular projects.
·Working on Latest Angular Versions
·Developing application codes and unit tests in Angular, Rest Web Services.
·Consulting with the design team.
·Ensuring high performance of applications and providing support.
·Willing to learn New Technologies (ReactJS, Fluent UI, Azure, Java, etc.)
Desired Candidate Profile:
·Bachelor's Degree in Computer Science, Computer Engineering or similar.
·Previous work experience as an Angular Developer.
·Proficient in CSS, HTML, and writing cross-browser compatible code.
·Experience using JavaScript building tools like Gulp or Grunt.
·Excellent project management skills.
·Proven experience implementing front-end and back-end JavaScript applications.
·Excellent communication skills.
·Critical thinker and good problem-solver.
• Work with designers to translate the designs to pixel perfect, cross platform, responsive UI.
• Follow coding standards, code reviews etc.
• Follow release cycles and commitment to deadlines.
• Collaborate with the team and communicate effectively.
• Ability to work in a fast-paced startup.
Desired Skills & Experience:
✓ BE/BTech in Computer Science or related technical discipline
✓ Mastery of standard front-end technologies like modern HTML, CSS, JavaScript/Typescript
(Angular 8+), REST, and JSON
✓ Deep understanding of front-end architecture and data-driven development
✓ Ability to work with designers to develop dynamic user experiences.
✓ Good Analytical and Problem-solving skills
✓ Knowledge of source control tools, preferably GIT
✓ Familiar with Agile methodologies
1)Looking for a Senior Front-End Developer who will be responsible to understand, decode and maintain a pre-coded web application (Platform)
2) Should have high designing skills to develop attractive user facing elements on website and mobile applications.
3) Proficiency in graphic designing of user facing elements of the application.
4) Primary focus will be on resolving real-time bugs on the live platform, testing, maintaining it fully functional, and making it live.
5) Should be highly experienced in responsive and adaptive designing and all aspects of cross browser and cross platform designing and testing.
6) Work with the team to define, design, and deliver new features.
7) Making the code easy to be integrated for backend developers.
8) Develop front-end and UI elements by producing clean, efficient, reusable and testable code.
9) Should be able to participate in the requirements gathering and come up with efficient solutions.
10) Ensure platform is up-to-date with the latest user facing technologies.
11) Should be a problem solver to contribute toward the success of the start-up.
12) Develop/Improve the core designs, all front-end elements and optimize the platform for high scalability.
13) Should be familiar with startup culture and be comfortable working with early-stage start-up.
Skills and Requirements: -
1) Strong understanding of User interface design principles.
2) Top-notch experienced in front-end development languages, tools and methodologies HTML5, CSS3, JavaScript and associated technologies and toolsets (e.g. jQuery, Sass)
3) Basic knowledge in Animative CSS
4) Profound understanding of server-side CSS
5) Hands-on experience of using a front-end development framework, such as Angular, React or Vue. Our preference is Angular, but experience in any of them is a plus.
6) Front-end coding that is cross-browser and cross-device friendly, through responsive or adaptive techniques is essential.
7) Good understanding of DevOps CI/CD tools - GitHub
8) Creating graphic components and converting them into coded components.
9) Experience working in an Agile development environment.
Company Profile:
We at MoodBridge, a first-of-its-kind Mental & Emotional Health DeepTech startup, are on a mission to provide compassion to everyone on this planet and give them a sense of acceptance for who they are. Our long-term goal is to make mental and emotional well-being a priority for everyone by providing intelligent solutions that allow easier access and increases awareness.
Recognized by DPIIT, MoodBridge is all set to enter the market as India's #1 mental, emotional, and behavioral wellness platform with unavailable solutions elsewhere. Our vision is to make it super huge by integrating Web3.0 across the platform in the coming years.
So, we are looking for brave individuals like yourself who have an entrepreneurial mindset and are determined, resilient, and solution-oriented. MoodBridge is a purpose-driven startup - which means we believe anything is possible until we dedicate our complete efforts to it. Join us if you want to learn through challenges - and let's create something remarkable - something that can put a smile on everyone's faces (daily).
TECHNICAL SKILLSET
- You have strong experience with semantic HTML5, CSS3, and a CSS preprocessor of your choice SASS or LESS, understanding of writing modular CSS (Must)
- You have strong knowledge of Object Oriented JavaScript (Must)
- You have strong experience with Angular or any other frameworks like Ember, Backbone or React (Must)
- You have working experience with large scale front-end architectures
- You have good knowledge in using restful web services
- You have a strong focus on performance
- You have knowledge of CSS animations
- You have experience with automation tools like Web-pack, Grunt or Gulp
- You have knowledge of unit testing tools like Jasmine, Karma etc.
Job Role
- As a Frontend Developer you will be responsible for extending and optimizing product user interfaces. You will work in a team of developers and designers to build cutting edge, graphical appealing user interfaces that provide a great user experience
- Develop web applications using various JavaScript frameworks
- Have attention to detail and identify potential performance weak spots
- Find and share frontend best-practices with team members and other developers
- You will be actively involved during the entire technology development lifecycle.
- Responsibilities will include all aspects from design, coding, testing, customer feedback cycle changes and support.
- Work with a team of amazing developers and designers involved in the design and development of global platforms, participate in Agile sprints
- Invent and prototype new features, build, test and ship them to customers as SaaS, cloud based or hosted product platforms
- You will be working on one of the fastest growing e-Commerce platforms in exciting application areas like core commerce, supply chain, logistics and fulfilment, merchant and offline to Online, mobile commerce, analytics, automation, DevOps and a lot more for the global markets positioned for Asia.
- Participate in a fun, open learning environment with great benefits and smart talented folks that represent among the best globally.
Qualification
- A Bachelor’s degree in Computer Science or equivalent.
Quinbay is an upstart digital platforms and products company with a core focus on disrupting traditional markets and business models with the strength of our innovation driven digital value. We harness the power of our open innovation culture, our unique talent selection approach, the skills and expertise of our people across various industries, domains and technologies and a unique blend of analytics driven strategies for creating future digital platforms.
OPPORTUNITIES : Pursue opportunities in and learning/growth interests in Mobile, product development, product management, Analytics, Machine learning, UI/UX design, DevOps, Automation, Drones, bots and Java / open source development frameworks and methodologies – on a variety of domains like eCommerce, Logistics and fulfilment, Mcommerce and a whole lot others.
Opportunities to be part of fastest growing eCommerce platforms in exciting application areas like core commerce, supply chain, logistics and fulfilment, merchant, mobile commerce, analytics, automation and a lot more for the global markets positioned for Asia.
What You- ll Do
- Gathers and verifies technical requirements
- Authors and audits technical design for features
- Competent in programming and debugging across multiple modules and dealing with related external dependencies
- Provides story or business requirements breakdown planning and estimation, reviews and evaluates the team's estimates
- Accountable for complex stories or business requirements
- Identifies feature and module dependencies
- Proposes mitigation plans for identified risks and problems
- Suggests process improvements and best practices
- Identifies new areas that could be measured
- Able to identify, evaluate and discuss alternative technologies and techniques
- Justifies decisions and achieves peer consent
- Interacts with team members, other IT teams, business users, individual contributors, managers
- Sphere of influence is a small group of peers
- Actively shares knowledge within the domain
- Able to share knowledge outside the domain
- Mentors co-workers within the area of expertise, improves other's productivity
- Provides guidance for the work performed by contractors
- Assesses the quality of work and effectiveness of contract resources
- Participates in the development of contractor agreements, including deliverables and SLAs.
What You Know :
- Strong Experience in Vue.JS
- 5+ years' experience
- Hands-on full-cycle Web Development/UI/Front end development experience to design and development of high-volume, high-performance, high-availability applications
- Designing and developing user interface solutions for websites and web applications.
- Extensive knowledge of web technologies and building large-scale web applications.
- Expertise in JavaScript, jQuery, HTML, CSS3, Web Components JS and HTML
- Familiarity with React/Angular / BackboneJS, Webpack, ES5, and ES6 features
- Expertise with Bootstrap or other responsive design techniques
- Expertise with cross-browser, cross-platform, and design constraints on the web.
- Experience in working with Agile Methodology.
- Ability to solve problems creatively and effectively.
- Should possess excellent communication skills.








