ReactJS developer

Job Title: Associate Frontend Engineer

Job Summary:

We are looking for a passionate and motivated Associate Frontend Engineer with 1 to 2 years of experience to join our product engineering team. In this role, you will work closely with experienced developers and designers to build seamless, performant, and user-friendly interfaces using modern JavaScript frameworks. You’ll gain hands-on experience in building production-ready web applications and learn how to deliver high-quality UI at scale.

This opportunity is ideal for individuals who are early in their careers and eager to grow through real-world development, mentorship, and continuous learning.

Website: https://www.thealteroffice.com/about

Key Responsibilities:

• Assist in developing and maintaining responsive, accessible, and performant web user interfaces.
• Work with modern JavaScript frameworks/libraries such as React, Vue, or Angular to build modular, reusable components.
• Translate UI/UX designs from tools like Figma into pixel-perfect, production-quality code.
• Write clean, maintainable, and well-documented HTML, CSS, and JavaScript (ES6+).
• Collaborate with product managers, backend engineers, and designers to deliver complete, integrated features.
• Learn and apply best practices in state management, component-driven development, and API integration.
• Participate in code reviews, understand and follow design systems, and contribute to a culture of code quality.
• Debug and resolve cross-browser, cross-device, and performance-related UI issues.
• Use tools such as Git, CI/CD pipelines, and frontend build tools (e.g., Webpack, Vite) as part of your daily workflow.
• Begin working with TypeScript, Tailwind CSS, and popular UI libraries (e.g., Material UI, Bootstrap) to enhance development efficiency and consistency.
• Follow accessibility guidelines and responsive design principles, ensuring your UI works for all users.
• Gain exposure to linting tools, formatters, testing libraries (unit/integration/e2e), and performance profiling using browser dev tools.

Requirements:

• 1 to 2 years of experience in frontend development through internships, academic projects, freelance work, or personal side projects.
• Solid understanding of HTML, CSS, and JavaScript (ES6+) fundamentals.
• Familiarity with at least one modern JavaScript framework (React, Vue, Angular).
• Understanding of version control systems like Git and ability to collaborate in a team-oriented development workflow.
• Willingness to learn and apply best practices in UI performance, security, accessibility, and maintainability.
• Strong problem-solving abilities, attention to detail, and eagerness to grow through mentorship and feedback.
• Effective communication skills and ability to work in a fast-paced, agile team environment.

ReactJs Developer

Key aspects of this role:

• Meeting with the development team to discuss user interface ideas and applications.

• Reviewing application requirements and interface designs.

• Identifying web-based user interactions.

• Developing and implementing highly-responsive user interface components using React concepts.

• Writing application interface codes using JavaScript following React.js workflows.

• Troubleshooting interface software and debugging application codes.

• Developing and implementing front-end architecture to support user interface concepts.

• Monitoring and improving front-end performance.

• Documenting application changes and developing updates.

To be the right fit, you'll need:

• Minimum 4+ years relevant experience in application development and React JS.

• Knowledge of React hooks such that use Context, use Reducer, use Effect.

• Knowledge of React props and state management (both functional and class component)

• Strong understanding of Error boundary concept of react.

• Work experience with any react based UI library or Redux is preferable

• Experience in building cross-browser layouts with CSS and HTML

Experience: 3-4 years of experience in ReactJS, JS, TypeScript, NextJS frontend technologies.

About: Fletch is a U.S. based technology firm building an open insurance ecosystem

connecting consumer apps to insurance providers. The team has previously built global

payment infrastructure at scale (processing $billions in transactions) and founded enterprise

technology companies with solutions in commercial use by over 100 corporates. 

Fletch has seen rapid traction (existing partnerships with leading U.S. insurance providers)

and is backed by top global fintech VCs and angels. The team is now looking to scale

further hiring & expansion.

Location:  Remote 

Responsibilities:

-Developing new user-facing features using ReactJS, JS, TypeScript, NextJS, HTML5, CSS.

-Building reusable components and front-end libraries for future use

-Translating designs and wireframes into high quality code

-Product enhancements in existing Insurance and Financial Services products

-Optimising components for maximum performance across a vast array of web-capable devices and browsers.

Skills:

-Strong expertise in JavaScript, including DOM manipulation and the JavaScript object model

-Strong experience of ReactJS and its core principles like states, hooks, HoC etc

-Experience with popular ReactJS workflows (such as Redux or Flux)

-Strong expertise in NextJS and performance tuning

-Good 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 Webpack, NPM, etc.

-Familiarity with code versioning tools such as Git

This company is a network of the world's best developers - full-time, long-term remote software jobs with better compensation and career growth.  We enable our clients to accelerate their Cloud Offering, and Capitalize on Cloud.  We have our own IOT/AI platform and we provide professional services on that platform to build custom clouds for their IOT devices.  We also build mobile apps, run 24x7 devops/site reliability engineering for our clients.

You will be working on AI/IOT react native mobile apps and responsible for hands-on coding. 
We need someone who can write well designed, testable, efficient code by using the best software.

We are looking for a can do it attitude, and the ability to deliver with high velocity and high-quality at the same time.  You must have experience developing and designing amazing UI screens.

This person MUST have:

• BE Computer Science, MCA or equivalent
• Mobile app development experience.
• Good understanding of the full mobile development life cycle,strong debugging and problem-solving skills.
• Unit-test code for robustness, including edge cases, usability, and general reliability.
• Strong React Native experience
• Understanding of APIs, pagination,searching,sorting
• Creating high performance UI etc.
• Familiarity with native build tools, like XCode, Android Studio, Gradle.
• Leverage native APIsfor deep integrations with both platforms.
• Strong communication skills.

Experience:

• Min 3 year experience
• Not more than 15 year experience.
• Startup experience is a must. 

Location

• Remotely, anywhere in India

Timings:

• 40 hours a week but with 4 hours a day overlapping with client timezone.  Typically clients are in California PST Timezone.

Position:

• Full time/Direct
• We have great benefits such as PF, medical insurance, 12 annual company holidays, 12 PTO leaves per year, annual increments, Diwali bonus, spot bonuses and other incentives etc.
• We dont believe in locking in people with large notice periods.  You will stay here because you love the company.  We have only a 15 days notice period.

**About Company**
SleepyCat is India's First Mattress-In-A-Box brand! We deliver luxury mattresses, at a fraction of the usual cost, straight from our factory to your doorstep in an easy-to-carry package. 
In sleepycat we constantly thrive to make our products and customer experience better using technology.

**About Role**
We are currently looking out for a frontend developer who is motivated to learn and work on challenging projects. You should have a product mindset with great technical skills. In sleepycat we promote new and fresh ideas which can directly or indirectly help customer experience and sales. Sleepycat provides to you platform to bring your thoughts into action and implement them.

Technical skills required (expertise in atleast two of these): Javascript, CSS, PHP

**Personal and Domain Growth Initiatives**
1. In SleepyCat we promote career growth. Once you are settled and have completely owned the system you are hired for, you have the freedom to pick some other technologies inside SC. You will be given time to learn and contribute. Right now we have Web Development (PHP/JS), ReactJS and Ruby on Rails. So you have the freedom to utilize 30% of your time on any of these languages if you wish to and remaining 70% on your primary domain.
2. We also promote self-growth. You can utilize 10% of your time to learn any skill you want and we will help you with that. It is not restricted to the tech domain, could be anything from marketing to sales to personality development.

**Interview Process Details**
***Technical Round 1: Development Knowledge Round***
We will test your skills in 3 domains
understanding an existing written code and ability to make changes
coding a logical question to test basic coding skills
ability to think of test cases to write a full proof code
***Technical Round 2: Coding Round***
45 minutes coding round where you will be required to code live sharing your screen. On the spot problem will be given.

**Additional details**
Website: https://sleepycat.in/
Work Culture: 6 days(All Saturday half day)
Office Location: 91Springboard, Kalina, Mumbai
Employee Strength: 40+ Employees
Founded: 2017
Funding: $1.6 Million

Read about Sleepycat and funding on Crunchbase: https://www.crunchbase.com/organization/sleepycat
Learn what employees say about Sleepycat on Glassdoor: https://tinyurl.com/r9oqfkl
Checkout what people say about SleepyCat products on Google: https://tinyurl.com/rco3nqr

Job Description:

The UI Engineer(4-7)  will design; develop front-end for AgroStar product solutions.

 Key areas of responsibility:

1. Responsible for core UI framework, implements and maintains it.
2. Operates effectively as an individual for quick turnaround of enhancements and fixes.
3. Responsible for the development of the front-end applications and components.
4. Responsible for architecture & design of the product.
5. Co-ordinate with the backend engineers & designers for requirement gathering of the product.
6. Responsible for creating POCs to design a scalable system.
7. Build reusable code and libraries for future use.
8. Responsible for quality assurance including web usability, accessibility, testing and debugging.

 As an ideal ‘Agstar UI Engineer’, you will need:

 3-7 years of prior hands-on experience in building responsive web interfaces for consumers

Significant experience with Git and GitHub including managing branches, merges, and administration

Ability to translate product requirements into functional code.

Ability to estimate the scope of work for sprint planning.

Top-notch programming skills.

Self-motivated and able to work in a small team with minimal supervision

Strong development experience on the following technologies -

HTML, CSS, Javascript, AJAX,  working with REST APIs.

Must be fluent in writing code in  ES6+ along with linters.

CSS preprocessor - SCSS/ LESS.

Front end frameworks/library such as ReactJS, Redux.

Web standards, Responsive design, and cross-browser compatibility, SEO, Accessibility.

We are looking for enthusiastic intrapreneurs who want to work at the ‘grass root’ level and want to make a difference to India’s biggest sector. We hope this excites you as much as us and looking forward to the next few conversations.