
Senior Frontend Developer
at Sequoia funded D2C startup in Healthcare/wellness space
About
Our client is a platform of digital-first health clinics owned and operated under one house, with each of them working together toward one mission: To help Indians lead a more fulfilling life surrounded by wellness and grace.
The business is creating a family of purposeful health platforms with personalized solutions for a particular problem in a niche segment. Each platform provides the essentials to enable an individual segment of people to lead a graceful life full of purpose and well being.
Role
As the senior member of the frontend development team at Mosaic, you will be responsible for setting best practices and making sure that the others adhere to them. Also, you will be responsible for shaping up the entire system for scale and collaborating intensively with the backend and design teams to create the best consumer experiences.
Responsibilities
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- Develop all user-facing products in React
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- Build reusable components and front-end libraries for future use
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- Translate designs and wireframes into high-quality code
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- Optimize components for maximum performance across a vast array of web-capable
devices and browsers
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- Focus on code maintainability and performance of the application.
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- Provide technical advice and assist in solving programming problems.
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- Enhance SEO, Analytics, and overall frontend architecture for better performance
Requirements
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- Strong proficiency in JavaScript, including DOM manipulation and the JavaScript object model
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- Good foundation in design and a knack for designing interactions and elegant interfaces
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- Thorough understanding of React.js and its core principles
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- Good to have experience with popular React.js workflows (such as Flux or Redux)
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- Experience with data structure libraries
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- Familiarity with RESTful APIs
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- Familiarity with modern front-end build pipelines and tools
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- A knack for benchmarking and optimization
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- Familiarity with code versioning tools (such as Git)
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- Proficient in industry standard best practices such as Design Patterns, Coding Standards,
Coding modularity, Prototypes etc.
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- Experience in using debugging tools used for profiling/optimizing performance
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- Experience in debugging, tuning and optimizing UI components
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- Bachelor’s degree (B.A.) in Computer Science, MIS or related degree and a minimum of
two (2) years of relevant development or engineering experience.

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Proficient in React, JavaScript (ES6+), and TypeScript. ● Expertise in state management libraries (Redux, Zustand, etc.). ● Hands-on experience with react-navigation and deep linking. ● Solid understanding of Expo (both managed and bare workflows). ● Knowledge of native development (Swift/Objective-C for iOS, Java/Kotlin for Android). ● Experience with custom native module bridging and native UI integration. ● Strong debugging skills using tools like Flipper and Chrome DevTools. ● Familiarity with Jest, React Native Testing Library. ● Experience with REST APIs, GraphQL, and real-time data (WebSockets). ● Ability to manage OTA updates with EAS Update and configure EAS Build. ● Experience in app publishing and release lifecycle on both Play Store and App Store. ● Knowledge of secure storage, token handling, and app-level security practices.
Frontend Engineer (Next.js / React / TypeScript)
Position Summary
We are seeking a Frontend Engineer with deep expertise in Next.js, React, and TypeScript to join our growing engineering team. The ideal candidate will have experience building scalable, modern web applications, with strong knowledge of Tailwind CSS for styling and proficiency in integrating with MongoDB backends and AI/LLM APIs (e.g., OpenAI). You will work closely with backend engineers and AI specialists to build seamless user interfaces that power cutting-edge AI-driven applications.
Key Responsibilities
- Develop, optimize, and maintain frontend features using Next.js, React, and TypeScript.
- Implement responsive and scalable UI components with Tailwind CSS.
- Integrate with backend APIs built on MongoDB and other data sources.
- Work with AI/LLM APIs (OpenAI, LangChain, etc.) to deliver intelligent, context-aware features.
- Collaborate with backend and AI engineers to ensure efficient data flow and optimal performance.
- Write clean, reusable, and testable code with strong attention to detail.
- Participate in code reviews, sprint planning, and product design discussions.
Required Skills/Qualifications
- Strong proficiency with Next.js, React, and TypeScript.
- Experience with Tailwind CSS and modern component-based UI development.
- Familiarity with integrating MongoDB backends into frontend applications.
- Experience consuming AI APIs (OpenAI, HuggingFace, etc.).
- Understanding of REST and GraphQL API consumption.
- Strong problem-solving skills, debugging, and optimization techniques.
- Excellent collaboration and communication skills.
Preferred Skills/Experience
- Experience with SSR (Server-Side Rendering) and ISR (Incremental Static Regeneration) in Next.js.
- Familiarity with state management libraries (Redux, Zustand, Recoil, etc.).
- Exposure to vector databases or AI-driven UI personalization.
- Prior experience working in a SaaS or data-heavy application environment.
Strong hands-on experience with ReactJS, Redux, TypeScript, HTML, Bootstrap, Material UI, CSS3/SCSS, Webpack, NPM, NVM, Visual Studio Code
Knowledge/Experience on Restful APIs integration.
Unit testing with Jasmine or an equivalent framework
Experience or Knowledge in developing complex reusable component libraries such as complex grids, spreadsheet components etc.,
Strong in UI/UX standards implementation
Understanding of browser fundamentals and Page Optimizations
Experience working with Git and Azure
As a react developer, your role will be to develop the frontend side of the Moodcafe platform
● Design and add new features from scratch to the existing app
● Cross-platform development using react native (Android, IOS, web, tablets)
Minimum Prerequisites
● Worked on at least 2 projects in React.js/native
● Experience of coding in MVC workflow.
● Collective college plus work experience in react.js of more than 1 year
Preferred Prerequisites
● Experience in HTML CSS
● Good sense of UI and frontend design
● linux
● Knowledge of Github, Docker
● Knowledge of node.js is a plus point
Location
Moodcafe, CIIE, IIM Ahmedabad (New Campus), Vastrapur, Ahmedabad - 380015 Application Link moodcafe.in/jobsapply
Note: The candidate should be able to join by September 2019.
Storms is a Singapore-based gaming startup invested in by iCandy Interactive, Singtel, AIS, and SK Telecom, with a focus on Web3.0 initiatives ranging from developing Web3.0 games & platforms to enabling consumer brands to enter the Web3.0 space. It is led by exceptional leaders and tech-gaming veterans who are passionate about building an inclusive ecosystem for Web3.0.
If you are keen on a boring 9-5 and predictable day-to-day role then please don’t apply. However, if you love the fast-paced nature of a FAST GROWING and FUN gaming tech start-up with amazing benefits such as work from anywhere including the beach then please APPLY as we would love to hear from you!
About the Role:
We are looking for a dynamic and hands-on Software Engineer who is passionate about web development and strives to create high-quality web experiences.
What you will do:
- Build player-facing experiences that expand and enhance the platform/ game experience within a complex ecosystem of microservices and clients.
- Work with product to design and build new platform/game features
- Ensure the team is adhering to engineering excellence which includes: code maintainability, quality, monitoring, operational excellence, and documentation
- Work collaboratively with non-technical stakeholders to accomplish deliverables
- Ensuring cross-platform compatibility and optimization
- Considering security, maintenance, scalability, and more when developing
- Genre affinity for, and knowledge of, hypercasual tournament-based platforms and games
What you have:
- 3+ years of experience applying software engineering principles while building frontend web applications
- Deep understanding of the nuances of Javascript, CSS and web technologies and how to build beautiful, performant web applications
- Experience with ReactJS or other Javascript frameworks.
- Experience working with remote data via REST API
- Experience implementing software engineering best practices within your team, including design reviews, coding standards, code reviews, tools improvements, source control management, build processes, and testing.
- Ability to understand docs & Integrate 3rd party SDKs.
Bonus Points:
- Experience with modern web technologies such as NextJS, Webpack, Redux, JWT or similar.
- Experience with Blockchain technologies.
- Prior game development experience
- Full stack experience being able to flex into services in Java, Go or NodeJS
- Experience building tools and pipelines to facilitate data moving throughout an ecosystem
At Storms, we believe that everyone has something to contribute, and we welcome people from all backgrounds who are looking to enable a powerful and inclusive gaming community. If you have the passion, curiosity and collaboration spirit, join us in getting better together and let’s STORM the gaming world.
As part of the Aurum PropTech Development Team, the person will be responsible for working
with the Development Manager and assisting with all functions of software coding and design.
You will be working closely with other developers, UX designers, business, and systems analysts.
You will be responsible for Developing, Testing, and Analyse programming applications in the
Agile method. Analyze and rectify software errors and present precise status reports on time.
Your primary focus will be the development of all server-side logic, definition, and maintenance
of the central database, and ensuring high performance and responsiveness to requests from the
front-end. You will also be responsible for integrating the front-end elements built by your co-workers into the application. Therefore, a basic understanding of front-end technologies is
necessary as well.
To ensure success as a Software Engineer, you should have a good working knowledge of basic
programming languages, the ability to learn new technology quickly, and the ability to work in a
team environment. Ultimately, a top-class Software Engineer provides valuable support to the
design team while continually improving their coding and design skills.
Key Responsibilities:
• Build web apps, mobile apps, POC’s and applications using the latest frontend technologies.
• Providing timely resolution to reported problems with existing websites.
• Working closely with both the design and project resources to achieve the best possible
results in web projects from conception right through to delivery.
• Ensuring all work adheres to current industry best practices.
• Self-motivated, goal-oriented, and able to work in a team environment.
• Detail-oriented and Present minded.
• Committed, enthusiastic, sincere, and trustworthy.
• Excellent communication skills with the ability to effectively interface with all levels and
departments on a formal, informal, written, and verbal basis.
What we are looking for
Essential Skills
• Good understanding of website integration and software creation.
• Excellent verbal and written communication skills.
• Able to follow clear instructions according to client demands.
• Strong analytical and problem-solving skills.
• Creative ability to produce effective solutions to client problems.
• Good team player that is enthusiastic about delivering results.
• Hands-on HTML, CSS, JavaScript, PHP, C++, JAVA, and other relevant web design coding
languages.
• Create and test applications for websites.
• Collaborate with team members.
• Troubleshoot website problems.
• Proficient understanding of code versioning tools.
• Familiarity with development aiding tools.
• Knowledge of React JS & Angular JS is a plus point.
Qualifications
➢ Bachelor’s degree in Computer Science, BCA, MCA, Or Information Technology
Development Values:
New technology is exciting, but at Aurum PropTech we recognize that people are the key to our
successful digital transformation. We are creating a workplace where they can focus on high value, strategic work, high-rewarding career paths, and be inspired to enhance our client’s digital
services - with an Agile mindset. This is a fantastic opportunity to join a fluid and fast-paced
organization offering an attractive working environment both in terms of work type, technologies,
and projects. It is somewhere you can thrive, grow, and be challenged. The program is currently
at its nascent stage and will entail owning a challenging and fulfilling role using cutting-edge
technology. We will be willing to invest in relevant training for the right candidate.
COME JOIN US as we empower our teams with digital 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
- 4-10 years experience
- Strong React, TypeScript, JavaScript
- Experience with NextJS and Material UI
- Experience with popular React.js workflows (such as Flux or Redux)
- Demonstrated mastery of HTML, CSS & JavaScript (ES6+)
- Good understanding of HTML, CSS, Javascript, jQuery, Bootstrap3/4, JSON & AJAX.
- Strong proficiency in JavaScript, including DOM manipulation and the JavaScript object model
- Experience in Graph implementation
- Thorough understanding of React.js and its core principles; Familiarity with RESTful APIs.
- Knowledge of modern authorization mechanisms, such as JSON Web Token
- Experience with common front-end development tools such as Babel, Webpack, NPM, etc.
- Experience in Blob data implementation with Javascript
- Familiarity with RESTful APIs
- A knack for benchmarking and optimization
- Familiarity with code versioning tools
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
Your role and our tech stack
Reporting to the founder, you will be expected to develop, deploy and oversee the execution of the tech strategy, product road-map and operations to ensure alignment with our businesses goals as we grow and scale. You will play a key part in the organisation's success, taking the current MVP and developing it further to move the company through to early stage funding and into profit.
Quesst's is built using React.js [Frontend], Node.js [Backend], PostgreSQL [DB], Amazon EC2 [Application Hosting], Amazon S3 [Media Storage Service], and Amazon SES [Email Sending Service]. You will be responsible for implementing full-stack features and collaborate with other team members to plan each sprint. You’ll be working across the entire system architecture and be responsible for designing, implementing and maintaining restful APIs, micro-services and databases.










