React.js Developer

JD for Fresher-

Key Responsibilities-

Assist in developing and maintaining web applications using React JS 

Convert UI/UX designs into responsive and reusable components 

Write clean, scalable, and well-documented code 

Integrate APIs and handle basic state management 

Debug issues and improve application performance 

Collaborate with designers, backend developers, and seniors 

Learn and follow best coding practices and company standards 

Required Skills & Qualifications-

Basic knowledge of HTML, CSS, JavaScript 

Understanding of React JS fundamentals (components, props, state, hooks) 

Familiarity with ES6 concepts 

Basic knowledge of REST APIs 

Understanding of Git/GitHub is a plus 

Good problem-solving and learning attitude 

Good to Have (Optional)-

Knowledge of Redux / Context API 

Exposure to Next.js 

Basic understanding of UI libraries (Material UI, Bootstrap, Tailwind) 

Internship or academic project experience in React 

What We Offer-

Hands-on training and mentorship 

Opportunity to work on live projects 

Career growth and skill enhancement 

Friendly and collaborative work environment 

JD for Experienced-

Key Responsibilities 

• Develop and maintain web applications using React JS 
• Build reusable components and front-end libraries 
• Translate UI/UX designs into functional interfaces 
• Work with REST APIs and integrate backend services 
• Optimize applications for performance and scalability 
• Debug and resolve technical issues 
• Collaborate with designers, developers, and QA teams 
• Write clean, maintainable, and efficient code 

  Required Skills 

• Strong knowledge of JavaScript (ES6+) 
• Hands-on experience with React JS 
• Understanding of state management (useState, props) 
• Experience with React Hooks (useEffect, etc.) 
• Familiarity with HTML5, CSS3 
• Experience with API integration (fetch / axios) 
• Basic knowledge of Git / version control 
• Understanding of responsive design principles 

Good to Have 

• Knowledge of Redux / Context API 
• Experience with React Router 
• Familiarity with TypeScript 
• Exposure to build tools (Webpack, Vite, npm) 
• Understanding of performance optimization 
• Experience working in Agile/Scrum environments 

• Proficiency in Angular (v8+) and TypeScript.
• Strong knowledge of HTML5, CSS3, and JavaScript/ES6+.
• Hands-on experience with RxJS for reactive programming.
• Experience with state management libraries like NgRx or similar.
• Familiarity with RESTful APIs and JSON data structures.
• Understanding of authentication and authorization mechanisms (OAuth, JWT).
• Experience with Angular CLI for project setup and management.
• Proficiency in browser developer tools for debugging.
• Strong experience with Jasmine, Karma, or other testing frameworks.
• Familiarity with build tools like Webpack or Vite.

Avegen is a digital healthcare company empowering individuals to take control of their health and supporting healthcare professionals in delivering life-changing care. Avegen’s core product, HealthMachine®, is a cloud-hosted, next-generation digital healthcare engine for pioneers in digital healthcare, including healthcare providers and pharmaceutical companies, to deploy high-quality robust digital care solutions efficiently and effectively. We are ISO27001, ISO13485, and Cyber Essentials certified; and compliant with the NHS Data Protection Toolkit and GDPR.

Job Summary:

Senior Software Engineer will be responsible for developing, designing, and maintaining the core framework of mobile applications for our platform. This includes tasks such as creating and implementing new features, troubleshooting and debugging any issues, optimizing the performance of the app, collaborating with cross-functional teams, and staying current with the latest advancements in React Native and mobile app development. We are looking for exceptional candidates who have an in-depth understanding of React, JavaScript, and TypeScript, can create pixel-perfect UI, and are obsessed with creating the best experiences for end users.

Your responsibilities include:

1. Architect and build performant mobile applications on both iOS and Android platforms using React Native.
2. Work with managers to provide technical consultation and assist in defining the scope and sizing of work.
3. Maintain compliance with standards such as ISO 27001, ISO 13485, and Cyber Essentials that Avegen adheres to.
4. Lead configuration of our platform HealthMachine™ in line with functional specifications and development of platform modules with a focus on quality and performance.
5. Write well-documented, clean Javascript/TypeScript code to build reusable components in the platform.
6. Maintain code, write automated tests, and assist DevOps in CI/CD to ensure the product is of the highest quality.
7. Lead by example in best practices for software design and quality. You will stay current with tools and technologies to seek out the best needed for the job.
8. Train team members on software design principles and emerging technologies by taking regular engineering workshops.

Requirements:

1. Hands-on experience working in a product company developing consumer-facing mobile apps that are deployed and currently in use in production. He/she must have at least 3 mobile apps live in the Apple App Store/Google Play Store.
2. Proven ability to mentor junior engineers to realize a delivery goal.
3. Solid attention to detail, problem-solving, and analytical skills & excellent troubleshooting skills.
4. In-depth understanding of React and its ecosystem with the latest features.
5. Experience in writing modular, reusable custom JavaScript/TypeScript modules that scale well for high-volume applications.
6. Strong familiarity with native development tools such as Xcode and Android Studio.
7. A positive, “can do” attitude who isn’t afraid to lead the complex React Native implementations.
8. Experience in building mobile apps with intensive server communication (REST APIs, GraphQL, WebSockets, etc.).
9. Self-starter, able to work in a fast-paced, deadline-driven environment with multiple priorities.
10. Excellent command of version control systems like Git.
11. Working in Agile/SCRUM methodology, understanding of the application life cycle, and experience working on project management tools like Atlassian JIRA.
12. Good command of the Unix operating system and understanding of cloud computing platforms like AWS, GCP, Azure, etc.
13. Hands-on experience in database technologies including RDBMS and NoSQL and a firm grasp of data models and ER diagrams.
14. Open source contributions and experience developing your own React Native wrappers for native functionality is a plus.

Qualification:

BE/BTech/MS in Information Technology, Computer Science, or a related discipline.

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

Position: React JS Developer
Exp: 6-8years

Skills: React, Javascript, Typescript, HTML/CSS, GIT, Frontend Testing, Tools like Cypress.

• Write performant code using core Vue, Vuex, and Vue Router to create websites and web applications 
• Create tests for code written by yourself and other web developers, full-stack developers, and software engineers
• Integrate Vue into legacy projects
• Diagnose and fix bugs and other software defects in new and existing Vue applications
• Run code optimization tools and analyzers to spot and refactor inefficiencies to create highly performant code

• Bachelor’s degree or several years of experience in enterprise products, computer science, or other related fields
• Strong understanding of JavaScript and React JS, including the latest revisions of ECMAScript
• Good knowledge of the Vue.js framework and related components such as Vuex and Vue Router
• Experience with standard tools and services in JavaScript front-end development and software development, such as Git, JIRA, HTML5, Laravel, Angular, Node.js, and npm
• The ability to work as part of a team, taking ownership of individual components and following coding guidelines to create performant components that fit into more-comprehensive projects
• An understanding of advanced JavaScript concepts, such as dealing with asynchronous requests and dynamic content 
• Experience with integrating and maintaining external software libraries and APIs using a command-line interface and package managers

Knowledge and Skills:

• Writing semantic, modern, and accessible HTML mark-up.
• ReactJS (v17),Type Script, HTML, CSS
• Organizing and writing modular, well-structured CSS.
• Mastery of turning complex mock-ups into performant components/pages.
• Strong familiarity with Vanilla JS and up to date with the latest TypeScript features.
• Experience with writing scalable and performant code for a high-traffic website.
• Experience and/or knowledge of both Object Oriented Programming and Functional Programming principles.
• Willingness and desire to learn new and legacy frameworks.
• CSS pre-processing via SCSS.
• Experience with JS frameworks such as React, Redux, Backbone, or Marionette.
• Experience with Continuous Integration or Continuous Delivery.

We are looking for an AngularJS engineer to build world-class user
experience while innovating with and implementing full front-end stack. We
need someone who thinks outside the box, someone who doesn't settle on one solution, and someone who loves challenging projects and complex user flow and advance technologies.

Work Profile
o Delivering a complete front end application in AgularJS
o Ensuring high performance on mobile and browser with reusable and modular components spanning cross multiple projects
o Coordinating the workflow between the graphic designer, the HTML coder, and yourself
o Integrate with the back-end developer in the process of building the RESTful API o Communicating with external web services for 3rd Party tools and services integration

Requirement
o 3+ years of experience and proficiency with AngularJS, JavaScript and HTML5
o Deep knowledge of AngularJS practices and commonly used modules based on extensive work experience
o Creating self-contained, reusable, and testable modules and components
o Ability to provide SEO solutions and optimization

o Writing non-blocking code, and resorting to advanced techniques such as multi-threading, when needed

o Creating custom, general use modules, and components which extend the elements and modules of core AngularJS

Location- Ahmedabad

Who we are

Jivox is transforming the way the world experiences digital marketing. We connect brands with their audiences in the most personalized way: using big data, AI/machine learning, Dynamic Creative Optimization (DCO), customer journey optimization, and identity technologies to deliver omni-channel precision marketing.

Recognized as a leader in creative advertising technologies by Forrester Research, Jivox delivers 1:1 messaging throughout the customer journey, seamlessly linking paid and owned media. Our portfolio of global clients includes the likes of Marriott, Mazda, Unilever, Nestle, IBM, Vodafone, and Heineken.

A Powerful Dynamic Creative Personalization platform serves millions of ad impressions a day and evaluates 30 billion+ rules / day. Our proprietary machine learning technology, powers personalization in real-time, creates personalized experiences across all channels including display, video, native and social.

Experience: 2 to 5 years of experience

Relevant experience in Javascript: Min 1 year

Must Have

• Hands-on in HTML5 and CSS3 and JavaScript
• Knowledge of jQuery, GreenSock, JSON and XML
• Good to have cross-browser / Cross-platform compatibility knowledge.
• Unit testing skills
• Debugging skills
• Know how to slice and dice images using Photoshop
• Should able to write the code using the mentioned technologies and should be able to debug over multiple OS across browsers

Good to Have

• Experience in PHP, MySQL
• Knowledge of Adobe Animate (Canvas)
• Knowledge of Adobe Edge
• Knowledge of Google Web Designer (GWD)
• Knowledge in Digital Marketing

Soft Skills requirement:

• Excellent and effective communication skills.
• Good interpersonal skills.
• Be flexible and approachable at all times.

Education: Bachelors degree in Engineering or equivalent experience within the field.