Senior Frontend Developer (Next JS ReactJS, Vue.js)

Design, develop, and maintain scalable web applications using React.js.

Build and optimize Progressive Web Applications (PWAs) with offline capabilities, push notifications, and responsive design.

Implement mobile-first features and ensure cross-device compatibility.

Handle app packaging and distribution for various platforms (e.g., Android, iOS via PWA standards).

Collaborate with UI/UX designers and backend developers to deliver high-quality user experiences.

Design, build, and maintain a scalable component library to promote UI consistency and reusability across projects

Ensure cross-platform optimization and responsiveness of applications.

Optimize application performance and loading times.

Integrate APIs and manage state using modern tools (e.g., Redux, Context API).

Implement and manage push notifications and background sync features.

Advocate for and implement best practices in UI architecture, including modularity, theming, and performance optimization.

Stay up to date with the latest trends in Web development and PWA capabilities.

Hospitality services domain experience is a plus.

Strong problem-solving skills, with the ability to work independently and in a team.

Proficiency in Agile methodologies and software development best practices.

Experience with version control systems, particularly Git.

About Company

ADDV HealthTech Solutions, a UK-based company, operates with a strong IT presence in Ahmedabad, empowering IT professionals and organizations with cutting-edge technologies. As a product and service-based industry, we have excelled in managing UK healthcare projects, leveraging our novel tech-led approach.

ADDV HealthTech Solutions operates as a subsidiary of the renowned UK company, ADDVantage Technologies (https://addvantage-technologies.co.uk/) delivering innovative healthcare solutions like AllDayDr, Healthya, AppLocum, PharmSmart, ADDVantage Minds, and HEALTHYA Stations. Under the visionary leadership of our Founder and CEO, Suhel Ahmed, we continue to expand our expertise and presence across the UK and the Middle East.

What are we looking for in a candidate?

● 3-5 years of experience in frontend development.

● Proficient understanding of web markup, including HTML5 and 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

● Strong knowledge of JavaScript and its frameworks, such as AngularJS or React.

● Good understanding of asynchronous request handling, partial page updates, and AJAX

● Experience with responsive design and frameworks like Bootstrap.

● Proficient understanding of cross-browser compatibility issues and ways to work around them.

● Basic understanding of React.js and its core principles (optional but preferred).

● Familiarity with version control systems (e.g., Git).

● Excellent problem-solving and communication skills.

What will a candidate be doing with us?

● Develop and maintain user-facing features for web applications.

● Build reusable code and libraries for future use.

● Ensure the technical feasibility of UI/UX designs.

● Optimize applications for maximum speed and scalability.

● Collaborate with other team members and stakeholders.

What will we provide to the candidate?

● 5 days working

● Flexible working hours

● Training and Development Opportunities

● Collaborative work environment

● Working with International teams

About the Role

We are looking for a highly skilled and experienced Senior React Native Developer to join our team and take the lead on developing our cross-platform mobile application. You’ll play a critical role in building, launching, and scaling a high-performance mobile app that runs seamlessly on both iOS and Android platforms from a single codebase.

If you’re passionate about mobile technologies, have a strong command of React Native, and are excited about creating a high-quality product from the ground up, we’d love to hear from you.

Responsibilities

• Lead the end-to-end development of a cross-platform mobile application using React Native.
• Collaborate with product managers, designers, and backend engineers to deliver high-quality user experiences.
• Build reusable components and front-end libraries for future use.
• Optimize app performance for speed and scalability across devices and OS versions.
• Ensure the app complies with design standards and platform-specific guidelines (Apple App Store & Google Play).
• Set up CI/CD pipelines for automated builds, testing, and deployment (e.g., using Fastlane, EAS, or similar).
• Integrate RESTful APIs and third-party services.
• Handle app store submissions and updates.
• Mentor junior developers and enforce best practices in mobile development.

Requirements

Must-Have:

• 5+ years of experience in mobile application development.
• 3+ years of hands-on experience with React Native.
• Strong understanding of JavaScript (ES6+), TypeScript, and React architecture.
• Deep knowledge of iOS and Android mobile app development lifecycle.
• Experience with mobile UI/UX best practices and performance optimization.
• Familiarity with native build tools (Xcode, Android Studio).
• Experience integrating REST APIs and handling network latency issues.
• Proficient with Git, GitHub/GitLab, and agile development practices.
• Experience with push notifications, in-app purchases, deep linking, and analytics SDKs.

Preferred:

• Experience with Expo or EAS for managed workflows.
• Familiarity with mobile CI/CD pipelines (Fastlane, Bitrise, etc.).
• Experience with native modules (Objective-C/Swift and Java/Kotlin) as needed.
• Knowledge of automated testing frameworks (Jest, Detox).
• Published apps in both the App Store and Google Play.
• Prior experience in startups or high-growth environments.

What We Offer

• Opportunity to lead and build a product from the ground up.
• Work with a dynamic and talented team in a fast-paced environment.
• Flexible working hours and remote-first culture.
• Competitive salary and equity options (if applicable).
• Learning and development budget.

• Object-oriented JavaScript,
• jQuery,
• ES6,
• React JS (Versions 16.8 & below),
• Redux (Action Type, Action Creator & Reducers),
• Middleware(Redux-Thunk, Redux-Saga),
• React Hooks,
• Axios & Fetch library,
• Managing States & Props efficiently,
• React Forms,
• Validation (Schema & Non-Schema using any third-party library or custom),
• the candidate should be aware of the production build process,
• HTML5,
• knowledge of CSS,
• Rest API integration knowledge,
• Authentication(Token Based) & Authorization with Routes

• Building, Designing, Testing, and Deploying web apps.
•  Thoroughly explore & understand the under-hood of products in the market, strengths & fault-lines of each.
• Drive from Conceptualisation to Deployment of analytics suite of products that are robust and can stand the test of time when our data size is multiplying month-on-month.
• Work closely with designers & product managers to build things that are normally regarded as holy grails in browser-based analytics applications.
• Actively participate in design and code reviews to build robust applications and prototypes.
• Interacting with team members, and customers to continuously look for better innovations for all teams across Trade Brains

We have multiple open positions for full-stack engineers to work with us on a cutting-edge eCommerce trade analysis platform.

Must have experience with:

• Typescript
• NextJS
• Firebase / AWS services
• Experience working on SaaS applications with a large codebase

Nice to have

• Tailwind
• DynamoDB
• Chart libraries such as ChartJS

   

Looking for a dynamic go-getter attitude UI developer with at least 3+ years of product development experience in building great UI with neat code.

RESPONSIBILITIES
Product design and development
Work on different areas of the platform
Build, optimise and enhance the UI performance

• 3+ years of experience in product development
• Experience with Angular 2+, Ionic 3+ is must
• Working with RESTful web services within web applications
• Should be comfortable working with git
• Should enjoy hacking things together to create a proof of concept, but always good at quality production code
• Capable of executing tasks with minimal guidance

We are looking for a Front-End Web Developer who is motivated to combine the art of design with the art of programming. Responsibilities will include translation of the UI/UX design wireframes to actual code that will produce visual elements of the application. You will work with the UI/UX designer and bridge the gap between graphical design and technical implementation, taking an active role on both sides and defining how the application looks as well as how it works.

• 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 of React JS, Redux, Styled Components.
  
• 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. Familiarity with tools such as as Gimp or Photoshop is a plus.

About the company

One of Asia’s largest global sports media property in history with a global broadcast to 150+ countries. As the world’s largest martial arts organization, the company is a celebration of Asia’s greatest cultural treasure, and its deep-rooted Asian values of integrity, humility, honor, respect, courage, discipline, and compassion.

About the Role

The Company's Engineering team in Bangalore, India is building products for the Martial Arts fans across the world. As part of the engineering team, you would be expected to have deep technology expertise with a passion for building highly scalable products.

This is a unique opportunity where you can impact the lives of people across 150+ countries!

Responsibilities
• Own architecture, design, development, and implementation of different
modules/features of the front-end applications at ONE
• Be up to date with the latest trends in React ecosystem
• Bring in industry best practices
• Take ownership to drive an initiative to completion
• Discover opportunities for performance improvements
• Recommend ways to improve reliability, efficiency and code quality
• Focus on continuous delivery and reducing complexity
• Carry out code reviews and manage pull requests within the frontend application
development team

Requirements
• Overall 4.5+ years of experience in frontend development using React, Redux.
• B.E/B.Tech in CS or equivalent streams from institute of repute (IITs, NITs, BITs,
IIITs or equivalent)
• Ability to write readable and maintainable JavaScript code
• Ability to build pixel-perfect user interfaces with smooth interactions
• Knowledge of Web technologies and concepts -HTML, CSS, REST APIs, Caching, etc.
• Experience in Vue.JS and Angular.JS is a plus.
• Experience using web build tools, such as Webpack, Babel, NPM, Yarn, etc.
• Solid understanding of how web applications work including OWASP, XSRF,
Security, Session management and best development practices.
• Experience in Cloud-based technologies such as AWS or Azure.
• Experience with handling Services, RESTful APIs and developing for high-volume
web applications. Experience in Microservice architecture and practices.