Frontend Engineer - React.js
About the Job:-
We are looking for a competent Frontend Engineer to join our growing company. You will be working on transmuting ongoing production-level enterprise projects into functional and appealing interactive applications.
If you have got a knack for creating a user-friendly product and are eager to learn trending tech with a growing company while enhancing your entrepreneur mindset, then we are looking for you. We hope you are as tech-savvy as us and are hungry for challenging projects.
Experience required - 1+ year
Job Type - Full time (Remote)
Responsibilities:-
- Communicating with the client for day to day activity
- Gather and understand the technical requirement of the client
- Building reusable components and front-end libraries
- Translating designs and wireframes into high-quality code
- Developing and implementing front-end architecture to support user interface concepts.
- Optimize applications for maximum speed
- Collaborate with back-end engineers and web designers
- Stay up-to-date on arising technologies
Must Have
- React.js, Redux
- HTML, CSS
- Bootstrap or Tailwind or Material UI
- JavaScript - Es6 or Es7 Syntax
Good to Have
- SSR - Next.js
- Gatsbby (SSG)
- Typescript
- Hooks/Flux/context API
- GraphQL
- SASS or SCSS
- knowledge of Deployment process
Benefits
- Positive work environment
- Remote work option
- Encourage and sponsor for learning and development programs
- Chance to work with advance technology
- Opportunity to reveal hidden talent

About Sublime Data Systems Private Limited
About
Home | Sublime Data Systems
Sublime Data Systems Private Limited, is a custom product development company based out of Ahmedabad, providing customized and scalable software solutions as dedicated and extended tech partners for Start-ups/ entrepreneurs across the USA & UK.
What do we do?
- We proudly solve the biggest problems encountered by start-up founders, entrepreneurs, and enterprises. Sublime Data Systems offers the most innovative IT solutions to clients with an objective to bridge the gap between brilliant and creative Digital Solutions and Clients
- Started in 2017, Sublime has achieved 200% growth with 15+ tech domain specialists working tirelessly; supported by an all-time energetic Sales and Marketing team!
- We are working with leading industries like Legal, Fintech, HealthTech, Edutech Media, and HR industries which are being used by Fortune 50 companies and have raised in total of 400mn USD funding till date in total
- We've completed projects for 50+ customers in 12+ countries working hand-in-hand with them to bring their visions to life, digitally
Perks of joining us?
- Positive work environment
- Remote work option
- Encourage and sponsor for learning and development programs
- Chance to work with advanced technology
- Opportunity to reveal a hidden talent
Connect with the team
Similar jobs
Job Summary:
We are seeking a highly skilled and hands-on UI Developer with strong expertise in React.js and JavaScript to join our front-end engineering team. The ideal candidate will have at least 5 years of experience in developing scalable, high-performance, and user-centric web applications. You will be expected to contribute immediately, owning development tasks end-to-end — from design and coding to performance tuning and deployment.
Key Responsibilities:
- Design and develop responsive, high-quality user interfaces using React.js, JavaScript, HTML5, and CSS3.
- Collaborate closely with UX designers, backend developers, and product managers to translate business requirements into technical implementations.
- Write clean, efficient, and reusable code following best practices and modern front-end standards.
- Optimize components for maximum performance and scalability across various browsers and devices.
- Participate in code reviews, ensuring adherence to coding standards and best practices.
- Troubleshoot, debug, and resolve UI-related performance or compatibility issues.
- Stay up to date with emerging front-end technologies and continuously enhance the development process.
Required Skills & Qualifications:
- Bachelor’s or Master’s degree in Computer Science, Engineering, or a related field.
- 5+ years of professional experience in front-end/UI development.
- Deep hands-on experience with React.js and core JavaScript (ES6+).
- Strong understanding of HTML5, CSS3, and modern UI frameworks/libraries.
- Experience with React hooks, state management (Redux or Context API), and component-based architecture.
- Familiarity with RESTful APIs and integration of front-end applications with backend services.
- Experience with Webpack, Babel, NPM/Yarn, and modern build tools.
- Solid understanding of version control systems (Git).
- Strong debugging and performance optimization skills.
- Ability to deliver results in a fast-paced, agile environment.
Good to Have Skills:
- Experience with TypeScript, Next.js, or React Native.
- Knowledge of testing frameworks such as Jest, Mocha, or React Testing Library.
- Familiarity with CI/CD pipelines and DevOps tools.
- Understanding of UI/UX design principles and ability to collaborate effectively with designers.
- Exposure to cloud environments (AWS, Azure, or GCP).
- Experience in performance profiling and accessibility (a11y) best practices
Responsibilities:
- Design, develop, and maintain highly interactive and responsive web applications using AngularJS 14.
- Write clean, maintainable, and well-documented code that adheres to best practices.
- Leverage Tailwind CSS for rapid UI development and ensure consistent design across the application.
- Implement user interface components and features according to design specifications.
- Integrate with backend APIs and services to retrieve and manipulate data.
- Optimize application performance for a smooth user experience across all devices and browsers.
- Conduct unit testing and participate in integration testing to ensure code quality.
- Collaborate with designers, backend engineers, product managers, and other stakeholders throughout the development lifecycle.
- Stay up-to-date with the latest advancements in frontend technologies and frameworks.
-Contribute to the improvement of existing frontend development processes and documentation.
Qualifications:
- Strong understanding of AngularJS 14 architecture, components, directives, and services.
- Proficiency with HTML5, CSS3, and JavaScript (ES6+).
- In-depth knowledge of Tailwind CSS and its utility classes for rapid UI development.
- Experience with responsive web design (RWD) principles and best practices.
- Understanding of web accessibility guidelines (WCAG).
- Familiarity with unit testing frameworks (e.g., Jasmine, Karma) is a plus.
- Experience with build tools (e.g., Webpack) is a plus.
- Excellent problem-solving and analytical skills.
- Strong attention to detail and a passion for creating pixel-perfect user interfaces.
- Excellent communication and collaboration skills.
A proactive and results-oriented individual with a strong work ethic.
Primary Skills :
React
Redux
Node basics for API integration
Convert design to code
Good HTML CSS
JS Fundamentals
Proper user information authentication Develop responsive web-based UI Non-Technical: Constant interaction with other developer teams and design teams to discuss UI ideas A thorough review of applications needs and interfacing elements.
Follow proper documentation for changes in application and further updates ReactJS Developer Skills
Technical Skills: React JS Version 16 or above , Strong proficiency in JavaScript, object model, DOM manipulation and event handlers, data structures, algorithms, JSX. Complete understanding of ReactJS and its main fundamentals like JSX, Virtual DOM, component lifecycle, etc.
Preceding experience with ReactJS workflows like Flux, Redux, Create React App, data structure libraries Understanding of RESTful APIs/GraphQL, HTML/CSS, ES6 (variables and scoping, array methods), DevOps, performance testing frameworks Preferred degree in Computer Science, Information Technology or similar Soft Skills: Competence to translate business needs into technical requirements Open-minded team player, willing to accept feedback and offer suggestions.
Position Level: Product Engineer
Company Overview:
AskSid.ai is a 4 years old start-up based in Bangalore, is fast growing and cofounded by
two ex-Mindtree employees each with 20+ years of experience. We were rated the No1
emerging SaaS company in India and won the NASSCOM EMERGE 50- League of 10
awards in 2019. Also got rated as the most innovative AI company in India for 2020 by
CII and Accenture Ventures. As a growing company, we are looking for passionate
engineers who aspire to build world class technology products of internet scale.
Job purpose:
Design, engineer, and maintain our proprietary framework, APIs, and technology
components of a SaaS software product platform with the ability to scale to millions of
requests and thousands of concurrent users.
Responsibilities:
- Full stack product engineering i.e. design, engineer, test, deploy, monitor, and maintain software components to QA and Production environments
- Design & engineer product experience & APIs conforming to defined quality, maintainability, scalability, and performance KPIs
- Build, maintain, and improve continuous integration and delivery lifecycle processes
- Automation of repetitive engineering and production activities
Education and Experience
- Engineering in computer science
- 3+ year of relevant experience in product engineering with expertise in building frameworks, reusable components, and APIs
- Expert level skills in analytical & problem solving
- Strong programming and engineering fundamentals like Data Structures,
- Design Principles, TDD, and Performance Tuning to build scalable and performance optimized product
- Ability to communicate clearly in English
- HTML5
- CSS3 (Sass/Less)
- JQuery
- JavaScript (ES6) / TypeScript
- React.js
- Version Control : Git
- Identify bad code practices in JavaScript and write new analyzers to detect them.
- Improve the coverage of automatically fixable issues.
- Ensure fewer false-positives are reported by the analyzer.
- Work on the internal tools that support analysis runtimes.
- Contribute to open-source static analysis tools.
We’re looking for someone who has:
- Strong foundational knowledge in Computer Science.
- At least 3 years of professional software development experience in JavaScript.
- Understanding of the nuances of execution of the source code (AST, data flow graphs, etc).
- Familiarity with JavaScript practices followed in the industry.
- Native experience with Linux/Unix environment.
- A focus on delivering high-quality code through strong testing practices.
Experience - 2.0 - 6.0 Year(s)
Location : Bangalore/Gurgaon
Qualification : Any Graduation
Candidate should either be from Tier 1 college/working in a Tier 1 product based company
Looking for Candidates having 2 to 6 Year(s) of experience in Frontend Development and atleast 1.5 to 2 years of experience in React.js
Individual contributor role
Reporting to Tech Lead Directly








