11+ Zephyr OS Jobs in Mumbai | Zephyr OS Job openings in Mumbai

**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

• 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

What you'll need...

• Highly experienced using AngularJS , NodeJS
• Good understanding of web markup, including HTML5, CSS3, Javascript
• Strong understanding of CSS pre-processing platforms, such as LESS and SASS.
• A solid understanding of cross-browser/platform issues and code solutions
• Proficient understanding of code versioning tools, such as GIT
• An excellent ability to convert PSD/Sketch mockups into interactive digital experiences

Bonus points for...

• eCommerce development experience Magento,
• Understanding of conversion rate optimization or data-driven product development (analytics, a/b testing, etc.)
• Experience developing with prototype frameworks (Bootstrap, Foundation, etc.)
• Experience integrating dynamic content solutions with AJAX or API Services

Experience in Cloud and Serverless

• Knowledge of version control systems (GitHub etc.)

Nest is a gamified investment platform for the next-generation and young millennials of the world, to invest, play and earn returns more than a regular savings bank account. The world of gaming is merging with finance to offer a more immersive user experience and help users learn how to manage their money. We’re creating a new breed of asset managers and fin-fluencers with Nest.

About the role

• We are looking for an expert Flutter developer who is proficient in Dart and Firebase.
• The person will be developing user interface components and implementing them by following well-known Flutter workflows (such as providers, bloc, controllers and so on).
• The person will also be focusing on APIs and ensuring that these are integrated with the application.
• Preference will be given to candidate with experience in animation and games

Basic Qualifications

• Strong development skills with verifiable past work in Flutter.
• Proficient experience working with various Firebase capabilities.
• Past experience working with API management and client integration.
• A strong understanding of State Management, managing async datastreams, and familiarity with design principles.
• Ability to transform complex requirements to clear, time-oriented specifications.
• 2+ years of relevant work experience.

Preferred Qualifications

• Previous Flutter apps that are published and available on the Play/App Store.
• Proficient understanding of cross-platform compatibility and UI consistency in various device types.
• Familiarity with Javascript/Typescript.
• Knowledge of Android and iOS programming.
• Proactive approach to build better in-house coding practices and systems.
• Be highly autonomous in solving complex tasks, issues and platform challenges.

What you’ll receive

• A compensation competitive to premier firms
• Incredible learning and exposure to every aspect of a funded financial startup as an early member, working directly with the founders.
• Recognition and experience of working on a platform with an exponential user growth curve.
• A fun and receptive work culture which promises to never get mundane!

We are looking for a 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.

Requirements:

• 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 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).

Responsibilities:

• To build next-generation complex web applications that are efficient and modular.
• Works closely with UX designers and back-end engineers to implement versatile front-end solutions and new features.
• Responsible for integration with the services that reside on the back end.

Must-have skills:

• 2+ years of experience in building Single page applications using HTML5 CSS3 and AngularJS.
• In-depth knowledge on HTML5 and CSS is mustHands-on experience integrating upstream services, REST APIs.
• Hands-on with JS and preferably worked with Angular2+.
• Hands-on with automation/bundler like Gulp, Grunt or webpack.
• Extremely detail-oriented to strive for pixel perfection across all browsers.

Frontend Developer.

Experience: 3 - 5 years

Skills: React , UI Development, JavaScript,  HTML5, CSS , J Query, JSON, Bootstrap, Typescript, 

Optional:  jasmine, karma

• Responsible to develop web applications using React.
• Write and maintain the front-end code of web applications & To work in UI development.
• Experience in Responsive / Material UI Development.

• Able to interact with the team and understand functional requirements and create design documents for new features.
• Exposure to bug fixing, maintenance, continuous integration releases.
• Participate in sprint planning and story elaboration sessions.
• Candidate should be able to work independently in an Agile project.
• Experience with Test-Driven Development, Integration testing and Agile processes.