
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:
- Architect and build performant mobile applications on both iOS and Android platforms using React Native.
- Work with managers to provide technical consultation and assist in defining the scope and sizing of work.
- Maintain compliance with standards such as ISO 27001, ISO 13485, and Cyber Essentials that Avegen adheres to.
- Lead configuration of our platform HealthMachine™ in line with functional specifications and development of platform modules with a focus on quality and performance.
- Write well-documented, clean Javascript/TypeScript code to build reusable components in the platform.
- Maintain code, write automated tests, and assist DevOps in CI/CD to ensure the product is of the highest quality.
- 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.
- Train team members on software design principles and emerging technologies by taking regular engineering workshops.
Requirements:
- 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.
- Proven ability to mentor junior engineers to realize a delivery goal.
- Solid attention to detail, problem-solving, and analytical skills & excellent troubleshooting skills.
- In-depth understanding of React and its ecosystem with the latest features.
- Experience in writing modular, reusable custom JavaScript/TypeScript modules that scale well for high-volume applications.
- Strong familiarity with native development tools such as Xcode and Android Studio.
- A positive, “can do” attitude who isn’t afraid to lead the complex React Native implementations.
- Experience in building mobile apps with intensive server communication (REST APIs, GraphQL, WebSockets, etc.).
- Self-starter, able to work in a fast-paced, deadline-driven environment with multiple priorities.
- Excellent command of version control systems like Git.
- Working in Agile/SCRUM methodology, understanding of the application life cycle, and experience working on project management tools like Atlassian JIRA.
- Good command of the Unix operating system and understanding of cloud computing platforms like AWS, GCP, Azure, etc.
- Hands-on experience in database technologies including RDBMS and NoSQL and a firm grasp of data models and ER diagrams.
- 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.

About Avegen Health
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We are looking for a skilled and motivated React Developer with 5–8 years of hands-on experience to join our growing team in Chennai. The ideal candidate should have strong proficiency in front-end development using React.js, with a solid understanding of modern web technologies, best practices, and Agile methodologies. Experience with Ember.js is also required.
Key Responsibilities:
- Develop and maintain scalable web applications using React.js and Ember.js.
- Build reusable components and front-end libraries for future use.
- Translate UI/UX designs and wireframes into high-quality, responsive code.
- Optimize components for maximum performance across a wide range of devices and browsers.
- Collaborate closely with UI/UX designers, backend developers, and product managers.
- Participate in code reviews, testing, and debugging activities.
- Stay updated with the latest trends and best practices in front-end development.
Required Skills:
- Strong proficiency in JavaScript, HTML5, and CSS3.
- Hands-on experience with React.js, including Redux and React Hooks.
- Experience with Ember.js in production-grade applications.
- Familiarity with RESTful APIs and integrating frontend with backend services.
- Experience using front-end build tools and workflows (e.g., Webpack, Babel, NPM).
- Good understanding of version control systems like Git.
- Exposure to Agile development methodologies and practices.
Company Overview
VC-backed Fintech startup with an innovative online trading application seeking an experienced Frontend Engineer to join our growing team.
We're based out of UK and have our engineering team in India.
Job Description
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.
Responsibilities
- 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
- Maintain existing React systems, including fixing bugs
- Handling backend infra written in Next/Node/Express
Skills
- Strong proficiency in debugging, 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
- Knowledge of isomorphic Next js and Node js 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.
- Familiarity with basic authentication mechanism and security
- 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
[Please note: Our HQ is in Wales and we're in the process of creating an Indian Entity. This means that the candidate will be responsible for all Tax related compliances until the entity is setup.]
Requirements
- 2.5+ years of experience in React JS and Redux
- Expert in React.j, ideally using TypeScript language extensions
- Good understanding of JavaScript Design Patterns
- Good experience writing front-end test cases
- HTML5, CSS3 and Responsive web design are mandatory
- Exposure to Scrum methodology and XP technical practices such as unit testing, pair programming, test-driven development, continuous integration or continuous delivery
- Self-motivated, fast learner, detail-oriented, team player and a sense of humour
- Should have experience with Payment(US) Integrations
- Should have experience with Ecommerce/ERP Connectors
Job Description:
We are looking for a good 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.
Responsibilities
- 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
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 (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
- 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
- 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
Our frontend (React) team is passionate about React Technology and we are working on a few world-class products which have their roots and frontend in React Technology along with Redux, web-hooks, and Reducers. Keeping performance, scalability, usability, and user acceptance in mind, we are looking for a smart frontend engineer that has experience developing a variety of Web Applications using React Technology. (Along with strong frontend expertise, needs a good understanding of how frontend applications work in different browsers and have a mobile responsive design)
Roles & Responsibilities
Basic roles and responsibilities are mentioned for the engineer at our team:
- Strong proficiency in JavaScript, including DOM manipulation and the JavaScript object model
- 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.
- Good understanding of async functions and their concepts.
- Your primary focus will be on developing user interface components and implementing them following well-known ReactJS workflows (such as Flux or Redux).
- A Commitment to collaborative problem solving, sophisticated design, and quality product is important.
Responsibilities.
- Developing new user-facing features using ReactJS
- Familiarity with modern front-end builds pipelines and tools.
- Translating designs and wireframes into high-quality code.
- Thorough understanding of ReactJS and its core principles.
- Experience with popular React.js workflows. (such as Flux or Redux)
- Familiarity with RESTful APIs.
- Building reusable components and front-end libraries for future use.
- Knowledge of modern authorization mechanisms, such as JSON Web Token and Oauth.
- Good knowledge of CSS and other latest frameworks like a tailwind CSS / Bootstrap.
Person Specification and Qualifications
- Experience developing highly scalable Web applications.
- Knowledge of Media Queries and CSS via useful frameworks.
- Strong experience with React frameworks with components like Redux, Flux, Webhooks.
- Good knowledge of code versioning (git / Github)
- Good experience with code deployment on servers like Ubuntu, Linux systems.
- In-depth knowledge of designing and developing software in distributed architectures for multi-tier applications
- Basic understanding of docker to work with different major versions of Node js and database release(Postgres, MySQL, etc)
- Good knowledge to write and train the team to write unit test cases for the application code.
How to Code Review
- You would be knowing how to do a basic code review of team and junior NodeJS engineers.
Plus points if you're familiar with the following:
- Experience with deployment and CI/CD is a plus!
- Have worked with Testing libraries
- Good Verbal and Written communication Skills.

- Work with creative and business partners to understand, build, and adjust web application functionality and visual presentation to support business goals
- Develop reusable, maintainable, accessible cross-platform HTML, CSS, and JavaScript for front end web application components while adhering to web and team standards
- Working in an AT/CI/CD paradigm develops with testing in mind; authors unit tests to provide sufficient testing coverage for each developed component
- Identifies opportunities to optimize and improve front end performance
- Remain curious and current with new developments in front end web development industry
Qualifications
- 0-2 years of practical front-end web development experience in writing and testing valid, web standards-based HTML, CSS, JS
- Understanding of basics of computer science such as Object-Oriented Programming, Data Structures, Development Patterns
- Good experience in front end development with both technical and visual expertise
- Some exposure to agile methodologies and supporting practices, tools, and technology
- Comfortable learning new technologies, tools, development/CI/CD processes, and best practices
- Ability to collaborate effectively with teams across different locations
- Possess effective verbal communication, writing, and presentation skills
- Analytical thinker with attention to detail
- E-commerce experience is a plus
- Knowledge of WCAG 2.0 AA is a plus
- Experience with react framework a plus
- Bachelor’s degree or equivalent relevant experience
and the users. One will implement visual elements and their behaviors with user interactions.
You will work closely with both front-end and back-end web developers to build all client-side
logic. You will also be taking an active role on both sides, and defining how the application looks
and functions.
Must-Have:
● Strong proficiency with JavaScript.
● Hands-on experience with HTML5, CSS3, and Bootstrap.
● Good in understanding the nature of asynchronous programming, its quirks, and
workarounds.
● Development experience designing object-oriented JavaScript.
● Good with optimizing output to match the specific platform and understanding
differences between multiple delivery platforms, such as mobile or desktop.
Good to have:
● Good understanding of code versioning tools, i.e. Git.
● Understanding accessibility and security compliance.
● Knowledge of MySQL.
Responsibilities:
● Develop new user-facing features
● Build reusable code and libraries for future use
● Ensure the technical feasibility of UI/UX designs
● Optimize applications for maximum speed and scalability
● Validate all the user inputs before submitting to back-end services.
● Collaborate with other team members and stakeholders.
UROOJ is looking for a Front-End UI/UX 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.
Technical Experience:
- Minimum 5 years of interactive design experience
- Must be highly proficient in CSS3, HTML5, Javascript, Web
technologies such as Angular2, Bootstrap,Backbone.JS, React Native,
React.JS, JQuery, Knockout, and Redux - Well versed with RESTful web services
- Experience developing custom reusable components
- Experience developing complex design components.
- Strong knowledge of Object-Oriented Programming
- Good understanding/experience in the following technologies would be a plus:
- Agile Methodologies
- Data Modelling / UML
- Knowledge of Unix Shell scripting
Desired Candidate Profile
- Minimum 5-10 years of experience in UI development
- Bachelor's Degree preferred, or equivalent combination of education, training, and experience
- Must possess and demonstrate a good understanding of user interface design, usability
- Extremely attentive to details and efficiency to work under tight deadlines
- Must be Result oriented & should have an ability to work independently
- Experience in resolving cross-browser compatibility issues
- Makes it a point to avoid typical loopholes and points of failure in the code and passionate about solving issues as quickly as possible
- Attention to detail and pixel perfection
- Should be independent and confident in handling daily task









