ReactJS Developer

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).

What does the role look like?

Software Development Engineers FE will be responsible to participate in all stages of the software product development life cycle. This will include analyzing system and user requirements, designing software flowcharts, creating user interfacing applications (Web Or Mobile) , troubleshooting bugs, and running tests to improve system functionality.
An ideal candidate would be someone who has proficiency in Flutter and JavaScript frameworks, good analytical skills, the ability to anticipate issues and frame remedial actions, and excellent teamwork skills.

What will you be doing?
● Write simple, efficient, and maintainable code.
● Design, develop, scale and maintain User Application written in JS or Dart.
● Manage individual priorities, deadlines, and deliverables.
● Validating the functionality and security of the application.
● Function well in a fast-paced, rapidly changing environment
● Ensuring best coding standards and practices to improve and maintain quality.
● Meeting with the engineering and product team to discuss project definitions and goals.

What will you need ?
● Bachelor/Master degree in CS or related field from a reputed college
● Sound knowledge of JavaScript or Flutter technologies.
● Solid grip on the programming basics like DS and algorithms, OOPS.
● Understanding & experience with restful APIs and microservice architecture
● Prior experience in start-ups or health-tech will be a plus

Are you an exceptional UI Developer with a passion for creating mesmerizing user interfaces? We're seeking a Senior UI Developer who thrives on leveraging the power of React to craft visually stunning and highly interactive user experiences. If you're a trailblazer in the realm of UI design and development, and you're ready to make a substantial impact with your skills, we want you to be a key player in our team.

Your Role and Responsibilities:

UI Enthusiast: Showcase your mastery of user interface design by leading the charge in developing captivating user interfaces for both web and mobile applications. Your UI skills will be the driving force behind creating experiences that resonate across various devices and platforms.

React Expertise: Demonstrate your coding brilliance by harnessing the potential of React. Create UI components that are both aesthetically pleasing and technologically advanced, pushing the boundaries of modern web development.

Design-Driven Development: Collaborate closely with our design team to seamlessly transform wireframes and mockups into tangible UI interfaces that effortlessly embody the union of visual aesthetics and functional excellence.

Performance Sculptor: Dive into the intricacies of front-end code within the React framework, sculpting and optimizing to achieve lightning-fast loading times and seamless user interactions.

Browser Harmony: Ensure uniformity in appearance and behavior across an array of browsers and devices, taking into account the nuances of each platform to create a consistent user experience.

Code Craftsmanship: Exemplify your commitment to code quality by producing elegantly structured, meticulously documented, and easily maintainable code that sets new standards in our development endeavors.

Synergy of Integration: Collaborate seamlessly with our backend developers, bridging the gap between UI components and backend services and APIs to create a holistic and efficient application ecosystem.

Agile Advocate: Embrace and champion agile methodologies, actively engaging in sprint planning, daily stand-ups, and contributing to code reviews to foster a collaborative and iterative development environment.

Creative Problem-Solving: Dive headfirst into complex UI challenges, emerging with innovative solutions that enhance user experiences and keep the development process on track.

Mentorship: Elevate junior developers through your guidance and insights, empowering them to amplify their expertise in UI development and React.

Trendsetter: Stay at the forefront of UI development trends, constantly immersing yourself in the latest front-end technologies, particularly within the React ecosystem.

Key Skills:

Proficiency in HTML, CSS, and JavaScript

Expert-level experience with React and related libraries

Strong UI/UX design understanding

Responsive and mobile-first design principles

Cross-browser compatibility and accessibility standards

Performance optimization for UI components

Agile development methodologies

Strong problem-solving skills

Excellent communication and collaboration abilities

Your Skills and Qualifications:

Bachelor's degree in Computer Science, Web Design, or a related field (or equivalent practical experience).

Proven track record as a UI Developer or Front-End Developer, highlighted by an impressive portfolio showcasing your React-powered UI design and development prowess.

Expert-level proficiency in HTML, CSS, JavaScript, and React framework, complemented by familiarity with relevant libraries and tools.

UI-focused mindset with a passion for responsive and mobile-first design within the React realm.

Deep appreciation for UI/UX design principles, enabling seamless collaboration with designers to achieve a harmonious user experience.

Comprehensive understanding of cross-browser compatibility and dedication to accessibility standards.

Accomplished in optimizing UI components for superior performance and speed within the React framework.

Resourceful problem solver, adept at swiftly identifying and addressing front-end issues.

Exceptional communicator, fostering a collaborative and inclusive environment within the team.

Proficient in version control systems (e.g., Git) and experienced in contributing to code review processes.

Exposure to Agile/Scrum methodologies is a significant advantage.

Strong leadership skills, with a history of mentoring junior developers in React-based development scenarios.

Join us in reshaping user interfaces through the captivating lens of React. If you're fueled by a passion for UI excellence and have the technical prowess to match, we invite you to share your resume, portfolio, and relevant code samples that reflect your remarkable journey in the realm of UI and React. Your UI skills will be the cornerstone of our dynamic team.

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

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