
We do have opening with our company Crownstack Technologies for React.Js Developer. Interested candidate can share their CV.
About us
Crownstack is a premium organisation that specializes in providing innovative digital technology solutions to various enterprises including startups, small and medium-sized businesses and Fortune 500 companies across the globe. Our services include, but are not limited to, UI design, mobile app and web development, Cloud computing, data analytics, and Dev Ops. We take pride in our ingenious, meticulous, and skilled workforce who aim to deliver sustainable and cutting-edge business and technology solutions to all our clients. ★ 100+ Successful Apps Delivered | ★ Enterprise and Startup Clients | ★ Scalable Products | ★ MEAN Stack | ★ Python, pHp, NodeJs | ★ Agile Development | ★ Best UI/UX Award
Job Description
Crownstack is looking for ReactJs Developers to join our team and deliver a streamlined user experience. We want a team member who strives to develop a first-class codebase using ReactJs best practices. As a React Developer, you will implement a complete user interface across our mobile and desktop web interfaces.
Requirements
Job Location: Gurgaon/Noida
Experience: 2+ years
Roles and Responsibilities
- Develop user interfaces with the latest frontend technologies
- Research, analyze, and develop product features of increasingly complex nature
- Code tested and documented JavaScript, HTML, PUG and CSS
- Make design and technical decisions for ReactJs projects.
- Develop application code and unit testing in the ReactJs with REST APIs
- Ensure high performance of all systems developed
Skills and Qualifications
- 2+ years experience with ReactJs
- Strong expertise with HTML, CSS, and writing cross-browser compatible code.
- Experienced in Typescript is a plus
- Familiarity with testing frameworks (Ex. Enzyme)
- Experience in building highly reusable and decoupled components
- Experience in State management Libraries like Redux, mobx
- Critical thinking and problem-solving skills
- Good time-management skills
- Great interpersonal and communication skills

About Crownstack Technologies
Similar jobs
Role and Responsibilities
We are looking for a great 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.
- • 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.
- • 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).
- • Experience in Bootstrap framework.
- • Familiarity with newer specifications of ECMAScript
- • 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 NPM, YARN etc.
- • Ability to understand business requirements and translate them into technical requirements
- • A knack for benchmarking and optimization
- • Familiarity with code versioning tools Azure Devops.
- • Experience in IDE such as VS code \ VS.
- Experience – 10 - 14 years
- Qualification – Any graduate
What will I be doing? 👩💻👨💻
- Lead parts of the product from inception to launch, and own large parts of the product’s execution.
- Architect new features and reusable UI paradigms using Angular.js/React.js/Vue.js with the goal of delighting and increasing the success of our users.
- Contribute to the development of the product while working with a cross-functional team of product managers, designers, and engineers.
- Contribute to building features using design and API mocks and write contracts, integration & unit tests for features built.
- Perform peer code reviews.
What do I need? 🤓
- You have at least 3 years of experience building applications using modern UI frameworks such as Angular.js/React.js/Vue.js. You have a deep understanding of functional and reactive programming paradigms
- You have an eye for well-functioning user interfaces and have at least cursory insight into both design and UX principles.
- You have a knack for understanding the user flows and building them out. You also have great design intuition and user empathy.
- You have a deep interest in the technical stack you work on to understand it better and build out responsive products.
- You have familiarity with popular JavaScript tools, frameworks, and design principles, and enjoy staying up to date with the changing JavaScript ecosystem landscape.
- You have strong communication skills.
Brownie points 🍰
- Experience delivering compelling experiences in SaaS or web-based solutions.
Feel free to apply even if you feel unsure about whether you meet every single requirement in this posting. As long as you're a quick learner, and are excited about changing the status quo for tech recruitment, we're happy to support you as you come up to speed with our tech stack.
Type, Location,
Full Time @ Anywhere in India
Desired Experience
3+ years
Job Description
What You’ll Do
- Taking an active role in architecting the solutions we build
- Designing and implementing web applications using JavaScript and its frameworks (i.a. React, Vue, Angular), HTML5 and CSS3
- Working closely with the dispersed development team, client, and project manager in the SCRUM methodology
- Ensuring that programming practices and code quality are respected
- Supporting other engineers with your expertise when needed (knowledge sharing)
- Leading your colleagues’ growth and development
What you bring to the table
- 3+ years of experience with JavaScript (good knowledge of ES2016; newer versions and TS 3+ are a plus)
- Experience in developing web applications using Angular2+ and another modern framework
- Being comfortable HTML5 and CSS3
- Experience with version control systems, preferably Git
- Demonstrated tech leadership in a medium-sized team, and the ability to design a complex system
- Eagerness to learn and constantly improve yourself
- Being a team player focused on getting things done
Responsibilities-
- Work closely with design, product management, and development teams to create elegant, usable, responsive, and interactive interfaces across multiple devices.
- Turning UI/UX designs into prototypes, creating awesome interactions from designs, writing reusable content modules, and maintainability of the code.
- Implement UI development principles to ensure that the product client-side serves at scale.
- Review and optimize usage by monitoring key metrics and rectifying the issues proactively.
- An ability to perform well in a fast-paced environment and bring in optimal flow for rapidly changing design/ technology.
Requirements-
- 3 to 6 years of relevant work experience as a web developer, UI developer, JavaScript expert, or frontend engineer
- Sound knowledge in JavaScript, ReactJS, HTML, CSS
- Familiar with UI layouts, SASS, bootstrap, and Material UI
- Experience debugging using popular JavaScript-based tools like Chrome Developer Console
- Knowledge of TDD frameworks mocha, chai, jest etc.
- Understanding of Typescript
- Understanding of ReactJS based frameworks like NextJS, Gatsby, etc.
- Understanding of REST API
- Passionate to create good design and usability
About the Company
Peacock Engineering Ltd is a Gold-accredited IBM Premier Business Partner which has amassed over 300 person years of experience implementing business critical EAM (Enterprise Asset Management) solutions across a range of industries such as oil & gas, pharmaceuticals, utilities, facilities management, transport, and power generation.
Peacock Engineering Ltd specialise in providing consultancy services and support for the IBM Maximo EAM software product and maintain a pool of highly experienced and capable consultants fully conversant with IBM Maximo and its functionality, capabilities, and opportunities for customisation to meet business need.
Main Purpose:
Peacock Engineering’s Technical Services team is now looking for an experienced UI / Front End Developer who is proficient with React.js (16.8+) to join our international team of developers delivering innovative solutions to our major UK-based customers.
Your primary focus will be working on new user interface components which are modern, secure, performant, and easy to maintain - following well-known React.js workflows and recognised best practices.
You will coordinate with the rest of our multi-disciplined team working together on different layers of the solution architecture. A commitment to collaborative problem solving, sophisticated design, and delivering a high-quality product is essential.
Specific Responsibilities:
- Developing new user-facing features for our clients using React.js
- Translating functional requirements (User Stories/Tasks) and wireframes into high quality code with tests
- Working with architects, developers, and QA engineers to ensure that your work is testable, meets industry security standards and is written to deliver good performance/scalability.
- Perform application and solution development to meet project requirements.
- Develop and document detailed technical designs to meet business requirements.
- Manage multiple technical environments and support the development and testing processes.
- Identify areas of customization and optimization and provide solutions that meet the business requirements.
Skills & Personal Qualities – Required:
Experience working with the IBM Maximo software product within the following capacities:
- Tech. in Computer Science, Engineering or Business-related field and/or equivalent work experience.
- Thorough understanding of React.js and its core principles
- Minimum five (5) years of work experience in React application development.
- Strong proficiency in JavaScript, including DOM manipulation and the JavaScript object model
- Demonstrable expertise in software development in an Agile setting
- Ability to deliver well-tested code consistently in an Agile, CI/CD environment
- Experience with JavaScript Testing frameworks and principles (Jest preferable)
- Familiarity with newer specifications of ECMAScript
- Familiarity with RESTful APIs
- Knowledge of modern authentication/authorization mechanisms
- Familiarity with modern build pipelines and tools (Azure DevOps preferable)
- Experience with common front-end development tools such as Babel, Webpack/Parcel, NPM/Yarn, etc.
- Familiarity with Git
- Good time-management skills
- Great interpersonal and communication skills
- Good spoken & written English
Skills & Personal Qualities – Desired:
- To bring industry knowledge world class capabilities innovation and cutting-edge technology to our clients in the Resources industry to deliver business value.
- To work with leading Resources client’s major customers and suppliers to develop and execute projects and reliability strategies.
- To harness extensive knowledge combined with an integrated suite of methods people and assets to deliver sustainable long-term solution.
- IBM MobileFirst certification
- JAVA/ SQL Skills
Person Specification/Attributes:
- Professional and committed, with a disciplined approach to work.
- Motivated and driven by finding and providing solutions to problems.
- Polite, tactful, helpful, empathic nature, able to deliver to the needs of customers.
- Has respect for others and their views.
- Technology minded and focused, enthusiastic about technologies.
- Analytical, able to raise from the detail and see the bigger picture.
- Dedicated to continually updating and upgrading own knowledge.
- Carries a mind-set of continuous improvement, constantly looking for better and more efficient ways of doing things.
- Values quality at the centre of all things in work.
Due to considerable amounts of virtual working and interaction with colleagues and customers in different physical locations internationally, it is essential that the successful applicant has the drive and ethic to succeed working in small teams physically but in larger efforts virtually. Self-drive to communicate constantly using web collaboration and video conferencing is essential.
As an employee, you will be encouraged to continually develop your capability & attain certifications to reflect your growth as an individual.
Senior Software Engineer, Frontend
https://www.alivecor.com/">AliveCor, the pioneer of the smartphone EKG, with millions of EKGs from a large and growing user base, seeks a Senior Software Engineer (Front-end Applications) to contribute to the Applications team. You will be an integral member of our engineering team, responsible for developing industry-leading web applications that transform the healthcare industry and affect the way consumers use, engage, and act on their health data.
- Passionate about User Experience.
- Has great verbal and written communication skills to engage directly with your peers.
- Understands and is thoughtful about engineering trade-offs
- Experience building web applications with cross-browser support and RESTful API integrations
- Commitment to delivering results.
- Passionate about continuous improvement.
- B.E in Computer Science or a related discipline, or related practical experience.
- 5-8 years of Frontend development experience with at least 2 years working as a React.js Developer.
- A strong grasp of software engineering and web application development fundamentals, including JavaScript (ES5, ES6), HTML and CSS.
- Aptitude to learn new technologies (e.g. ES.Next).
- Excellent troubleshooting skills.
- Familiarity with RESTful APIs to connect the Front-end applications to backend service
- Bonus points for:
- Publicly available web applications, portfolios, or examples available on a source repository (e.g. GitHub, GitLab, Bitbucket)
- An interest in data visualizations using JavaScript libraries such as D3, Highcharts, and others
- Experience managing front end tooling (e.g. gulp, grunt, webpack, post-CSS, service workers)
- Experience with performance analysis and tuning of web application
- Experience developing back end server APIs and/or server-side rendering
AliveCor is on a mission to define modern healthcare through data, design and disruption. We’ve pioneered the creation of FDA-cleared machine-learning techniques, transformed wearable medtech to put proactive heart care at everyone’s fingertips. Kardia is the most clinically validated mobile EKG technology. AliveCor was named as one of the Top 10 Most Innovative Companies in Health for 2017 by Fast Company as part of the publication’s annual ranking of the world’s Most Innovative Companies. AliveCor was awarded the 2015 Tech Pioneer by the World Economic Forum and one of the 50 Smartest Companies in 2015 by the MIT Technology Review. AliveCor recently announced a collaboration with Mayo Clinic that will result in new machine learning capabilities to unlock previously hidden health indicators in EKG data, potentially improving heart health as well as overall health care for a variety of conditions. AliveCor is a privately held company headquartered in Mountain View, CA.
AliveCor is an equal opportunity employer and will not discriminate against any employee or applicant on the basis of age, colour, disability, gender, national origin, race, religion, sexual orientation, or any other classification protected by federal, state, or local law.
Watch the following video demonstrating our product.
https://www.youtube.com/watch?v=8I9xosgA-Ig">KardiaMobile: How's your heart?
https://www.youtube.com/watch?v=8I9xosgA-Ig
Aviso is the AI Compass that guides Sales and Go-to-Market teams to close more deals, accelerate revenue growth, and find their True North.
We are a global company with offices in Redwood City, San Francisco, Hyderabad, and Bangalore. Our customers are innovative leaders in their market. We are proud to count Dell, Honeywell, MongoDB, Glassdoor, Splunk, FireEye, and RingCentral as our customers, helping them drive revenue, achieve goals faster, and win in bold new frontiers.
Aviso is backed by Storm Ventures, Shasta Ventures, Scale Venture Partners and leading Silicon Valley technology investors
Senior Frontend Developer roles gives you an opportunity to
● Collaborate with Product Designers, Product Managers and Software Engineers from conceptualizing new features to delivering user-friendly products
● Use the latest technologies to build new features that help our users run mission critical sales processes
● Take ownership of full software development lifecycle: feature requirements gathering, design, architecture, implementation, debugging, testability and deployment.
● Constantly pay down technical debt, improve software development process and refine technology roadmap
What you bring:
● At least 2+ years in front-end or full-stack software development
● Advanced level knowledge of Javascript, CSS and HTML5
● Experience with: Vue, React, Angular or equivalent javascript frameworks
● Experience with any of the hybrid mobile development tools like Angular/Ionic, React Native, Cordova, or PhoneGap
● Proficiency with Git or other distributed version control systems
● Solid knowledge of data Structures and algorithms
● BS/MS in Computer Science or a related field Aviso offers
Aviso Offers:
● Dynamic, diverse, inclusive startup environment driven by transparency and velocity
● Bright, open, sunny working environment and collaborative office space
● Convenient office locations in Redwood City, Hyderabad and Bangalore tech hubs
● Competitive salaries and company equity, and a focus on developing world class talent operations
● Comprehensive health insurance available (medical) for you and your family
● Unlimited leaves with manager approval and a 3 month paid sabbatical after 3 years of service
● CEO moonshots projects with cash awards every quarter
● Upskilling and learning support including via paid conferences, online courses, and certifications
● Every month Rupees 2,500 will be credited to Sudexo meal card
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












