- 5+ years of relevant experience as an individual contributor working on the frontend technologies
- Strong technical foundation and experience building user interfaces for complex applications.
- Deep proficiency in JavaScript, including DOM manipulation and the JavaScript object model
- Thorough understanding of React.js core principles and experience with latest React concepts like hooks, context APIs
- Experience with popular state management libraries like Redux, Flux
- Familiarity with newer specifications of ECMAScript and knowledge of modern authorization mechanisms, such as JSON Web Token
- Experience with common front-end build tools such as Babel, Webpack, NPM, etc.
- Familiarity with Git
- Hands on experience with markup languages
- Background contributing best-practices and architectural leadership to front end applications
- Demonstrable understanding, and experience in dismantling large, abstract problems into smaller, workable tasks.
- Strong interpersonal skills with the ability to effectively collaborate cross functionally with designers, product managers and other engineers.

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Job Title : React.js Developer with PWA Studio
Location : Remote
Experience : 10+ Years
Job Description :
We are looking for a highly experienced Frontend Developer with a strong background in React.js and PWA Studio to work on cutting-edge eCommerce solutions built on the Magento platform.
This role requires deep expertise in Progressive Web App development (PWA), frontend architecture, and performance optimization.
Mandatory Skills :
React.js, Next.js, PWA Studio, Magento 2.x integration, JavaScript (ES6+), HTML5, CSS3, Redux, RESTful APIs, GraphQL, Git, performance optimization, responsive design.
Key Responsibilities :
- Design and develop high-performance, scalable front-end solutions using React.js and Next.js.
- Build and optimize Progressive Web Apps (PWAs) using Magento PWA Studio.
- Collaborate with backend developers to integrate with Magento 2.x APIs and ensure seamless user experiences.
- Implement and maintain responsive UI components using HTML5, CSS3, JavaScript (ES6+), React, and Redux.
- Optimize application performance using tools like Lighthouse, Webpack, and advanced code-splitting techniques.
- Develop and maintain robust CI/CD pipelines and manage deployments via Vercel.
- Ensure high code quality by writing unit and integration tests using frameworks such as Jest, Mocha, or Cypress.
- Work closely with product and design teams in an Agile environment to deliver user-centric solutions.
Mandatory Skills :
- 10+ years of frontend development experience.
- Expert in React.js, Next.js, and JavaScript (ES6+).
- Hands-on experience with Magento PWA Studio.
- Proficient in HTML5, CSS3, Redux, and responsive design.
- Deep understanding of RESTful APIs and GraphQL.
- Strong knowledge of Git and version control best practices.
- Solid experience in performance optimization for web applications.
Good to Have :
- Experience with Magento 2.x backend.
- Prior experience deploying frontend apps with Vercel.
- Familiarity with serverless architecture and CI/CD in cloud environments.
About Company:
Espressif Systems (688018) is a public multinational, fabless semiconductor company established in 2008, with headquarters in Shanghai and offices in Greater China, India, and Europe. We have a passionate team of engineers and scientists from all over the world, focused on developing cutting-edge Wi-Fi and Bluetooth, low-power IoT solutions. We have created the popular ESP8266 and ESP32 series of chips, modules, and development boards. By leveraging wireless computing, we provide green, versatile, and cost-effective chipsets. We have always been committed to offering IoT solutions that are secure, robust, and power-efficient. By open-sourcing our technology, we aim to enable developers to use Espressif’s technology globally and build smart connected devices. In July 2019, Espressif made its Initial Public Offering on the Sci-Tech Innovation Board (STAR) of the Shanghai Stock Exchange (SSE).
Espressif has a technology centre in Pune. The focus is on embedded software engineering and IoT solutions for our growing customers.
About Role:
https://rainmaker.espressif.com/">ESP RainMaker provides a complete solution to makers to develop connected devices with ease. It also focuses on solving a major challenge about how the quality of connected devices can be improved. It constitutes device-side SDK, mobile apps and a cloud application. This role requires product engineering for the web UI for the RainMaker cloud.
Minimum Qualification:
- BE/B.Tech in Computer Science with 5 to 10 years of experience
- Strong Computer Science Fundamentals
- Excellent understanding of UX and design sensibilities
- Design, develop, and test UI for web applications
- Experience with one or more of these: React, Redux, Webpack, ES6, Async JS Communication, WebSockets
- Strong debugging and troubleshooting skills
Desired Qualification:
- Significant experience with JavaScript, React and Redux.
- Experience in consumption of cloud services and REST interfaces (implementation experience would be added advantage)
- Experience with CSS pre-processors like LESS or SASS
- Expertise with cross-browser, cross-platform, and responsive design
- Solid understanding of user interactions required for Single-Page Applications
- Experience with modern browser technologies
Responsibilities:
- Designing and developing User Interface for web applications
- Write code based in HTML, CSS, JavaScript and ReactJS
- Accurately translate user and business needs into functional, secure and efficient frontend design and code
- Experience and desire to take product/feature ownership from delivery and customer support perspective
- Collaborate with backend and quality engineers to spec, write, test, and deploy code that integrates with data streams and API endpoints
- Utilise responsive design techniques and ensure cross-browser compatibility
- Perform code reviews and improve/ensure the quality of product
What to expect from our interview process
- The first step is to email your resume or apply to the relevant open position, along with a sample of something you have worked on such as a public GitHub repo or side project etc.
- Next, post shortlisting your profile recruiter will get in touch with you via a mechanism that works for you e.g. via email, phone. This will be a short chat to learn more about your background and interests, to share more about the job and Espressif, and to answer any initial questions you have.
- Successful candidates will then be invited for 2 to 3 rounds of the technical interview as per the previous round feedback.
- Finally, Successful candidates will have an interview with HR.
What you offer us
- Ability to provide technical solutions, support that fosters collaboration and innovation.
- Ability to balance a variety of technical needs and priorities according to Espressif’s growing needs.
What we offer
- An open-minded, collaboration culture of enthusiastic technologist.
- Competitive salary
- 100% company paid medical/dental/vision/life coverage
- Frequent training by experienced colleagues and chances to take international trips, attend exhibitions, technical meetups and seminars.
We're seeking skilled front-end developers tasked with creating user-friendly experiences. Working closely with back-end developers, your focus will be on crafting visually appealing layouts, enhancing user interface/interaction, and optimizing overall user experience.
Key Skills Required:
- Proficiency in HTML, CSS, and JavaScript.
- Experience with modern front-end frameworks such as React, Angular, or Vue.js.
- Collaborative mindset to work seamlessly with back-end developers and cross-functional teams.
- Strong understanding of responsive design principles for various devices and browsers.
- Knowledge of UI/UX best practices and a keen eye for design aesthetics.
- Familiarity with version control systems, such as Git.
- Problem-solving skills and the ability to troubleshoot issues efficiently.
- Awareness of web performance optimization techniques.
- Excellent communication and teamwork abilities.
- Continuous learning mindset to stay updated with the latest industry trends and technologies.
Skillset :-
- Minimum 1-6 years of experience in a frontend engineer role.
- Essential required are Javascript and ReactJS.
- Experience in Next.js is highly preferred.
- Should be good at CSS and have sound knowledge about Tailwind and Material UI.
- Become early team member of a global tech company, high ownership role and steep learning curve.
- Opportunity to build from scratch, get involved in customer research and product problem solving, and contribute towards building the team and culture.
Key Result Areas:
- Build world class Webapps for the Ola Electric ecosystem.
- Work on a full product development lifecycle from requirement gathering, product design, development, to roll out and maintenance
- Effectively collaborate with multiple teams and stakeholders including product and design
- Own the delivery of multiple features of the product end to end
- Advocate best development practices such as continuous integration/continuous delivery, automation (testing and infrastructure) and code modularity, extensibility, quality
- Experience in building Websites from Scratch is a big plus
Key Skills Required:
- Min 3+ Years in Web Application Development
- Write clean, solid and testable code while keeping the user experience fast and reliable
- Strong understanding of HTML, CSS, JS, JQuery, Reach, Redux
- Proficient in Web Interface designing
- Experience in developing reusable UI components
- Deep functional knowledge or hands on design experience with Web Services
- Strong grasp of security principles and how they apply to E-Commerce websites.
We are looking for UI developers with good knowledge of React JS. As a developer you will be responsible for understanding the requirements and developing the UI as per UX / VDs provided by the business / product team. You will be responsible for delivering a performant, robust and easy to maintain application. You will co-ordinate with different teams like backend developers, QA, product team and devops team to ensure quality deliverables.
Qualifications
- Bachelor’s or higher degree in Computer science or related technical field
- 2-4 years of experience in developing UI components leveraging React.js
- Experience in eCommerce domain is an advantage
We are now looking to onboard an exceptional Frontend Developer on our team. They will be an integral part of our technology function and work on challenging, cutting-edge problems, and contribute to the solution design and development for various software systems and subsystems. They will develop new and interesting products for our B2B users and will work with the best minds in the industry.
Please apply, if you have:
- 2-4 years of work experience, preferably in a startup
- An engineering degree preferably, from a top-tier school (or equivalent experience)
- Hands-on experience in the JavaScript ecosystem, libraries, and tooling (ES6/7), React.js, and Redux
- Knowledge of React Hooks is an added advantage.
- Expert knowwledge of HTML/CSS, web standards, best practices
- Good understanding of asynchronous request handling, partial page updates, and AJAX
- An experience of writing clean, well documented, semantic code with responsiveness and cross-browser compatibility in mind
- Ability to improvise, troubleshoot, and learn new skills on the job.
- Proficient understanding of code versioning tools, such as Git/SVN
- Excellent coding and debugging skills
- A passion and the ability to make beautiful, smooth, delightful web experiences
- A "Will Do" attitude
- A team of aces, from top-tier schools and startups, to work with
- A fast-paced, data-driven, and fun work environment
- A huge appetite for new, disruptive, creative, and implementable ideas
- An open work culture
- Competitive salary
- Great working environment, opportunity to work directly with the founders on very exciting real-life problems.
- Opportunity to grow really fast.
- Opportunity to hire a team & mentor them in the future.
- ESOPs
Hiring process:
- Shortlist
- Intro call of 15min
- Assignment
- 1-2 Tech rounds
- HR round
- Offer rollout
- Coordinate with development teams,analysts and product managers to ideate software solutions.
- Meet both technical and consumer needs.
- Design client-side and server-side architecture that can scale to thousands of end users.
- Develop and manage well-functioning servers, databases and applications.
- Ensure cross-platform optimisation and responsiveness of applications.
- Diagnose and fix bugs and performance bottlenecks.
- Document code and write automated tests to ensure the product is of the highest quality.
- Create security and data protection processes.
- Design and develop secure APIs.
- Monitor & optimise application performance
- Staying abreast of developments in web applications and programming languages.
- Ability to quickly adapt and migrate code to most current technologies.
- 3+ years of proven experience working as a Full Stack Developer
- 5+ years of enterprise software development experience
- Experience developing desktop, mobile and web applications
- Proficiency with multiple front-end languages and frameworks (e.g. HTML, CSS, JavaScript, React, React Native, Kotlin, Swift, jQuery)
- Knowledge of multiple back-end languages, specifically JavaScript frameworks (Node JS, Python)
- Knowledge of AWS, Firebase, GIT and Jenkins.
- Expertise in algorithms, data structures, JSON manipulation/ parsing, XML, caching and logging frameworks.
- Hands on experience with databases (e.g. Postgres, MongoDB), web servers (e.g. Apache, NGINX) and UI/UX design implementation.
- Strong organisational and project management skills.
- An analytical mind with good problem-solving skills and attention to detail.
- Excellent communication and teamwork skills.
- Degree in Computer Science, Statistics or relevant field.
- Work in a high-trust, high-transparency environment, that will literally change the way you engage with people in your professional and personal life.
- Do massive scale, meaningful work that transforms the workdays and lives of people.
- Join us in Goa or remotely from anywhere across the world.
We are cloud enthusiasts on a mission to help cloud engineers build their own cloud management platform without the need for coding or integrating other tools.
We are looking for an experienced UI Developer to work with us as a freelancer. You will be part of the core development team working on state-of-the-art advanced cloud-based technologies.
RESPONSIBILITIES:
- Understand and improve the user experience across the site
- Make web apps responsive and pixel perfect
- Perform unit testing and automation testing of the features developed
REQUIRED SKILLS/EXPERIENCE:
- Proficient and good experience in HTML5, CSS3, Javascript, Typescript, Bootstrap 4, React.js.
- 4-8 years of relevant working experience
- Strong understanding of Object-oriented concepts and ECMA2015 standards
- Experience in identifying and implementing page performance improvements
- Attention to detail, and ability to multitask and meet deadlines
- Passion for quality and engineering excellence at scale and code quality
- Strong communication and conflict resolution skills







