React.js Developer

Job Title: Sr. Frontend Developer (Javascript)

Location: Remote Only

Experience Required: 4–6 years

Salary Range: 7L – 10L per year

About the Role:

We are looking for an experienced Sr. Frontend Developer with strong expertise in Javascript to join our remote team. The ideal candidate will have 4–6 years of hands-on experience in frontend development, with a focus on building responsive, high-performance web applications. You will work closely with cross-functional teams to design, develop, and implement user-facing features that align with business goals and enhance user experience.

Key Responsibilities:

• Develop and maintain scalable, reusable frontend components and applications using modern Javascript frameworks and libraries.
• Collaborate with UI/UX designers, product managers, and backend developers to deliver seamless user experiences.
• Optimize applications for maximum speed, scalability, and accessibility.
• Write clean, modular, and well-documented code following best practices.
• Participate in code reviews, sprint planning, and agile development processes.
• Troubleshoot, debug, and resolve frontend-related issues.
• Stay updated with emerging frontend technologies and industry trends.

Must-Have Skills:

• Javascript (ES6+)
• React.js
• React Native
• NodeJS (Node.js)
• SQL

Nice-to-Have Skills:

• Experience with state management libraries (Redux, Context API, etc.)
• Familiarity with testing frameworks (Jest, Cypress, React Testing Library)
• Knowledge of frontend build tools (Webpack, Babel, NPM/Yarn)
• Understanding of RESTful APIs and GraphQL
• Experience with version control systems (Git)
• Familiarity with CI/CD pipelines and deployment processes

Qualifications:

• 4–6 years of professional frontend development experience.
• Proven track record of delivering high-quality, production-ready applications.
• Strong understanding of responsive design, cross-browser compatibility, and web performance optimization.
• Excellent problem-solving skills and attention to detail.
• Ability to work independently in a remote environment and communicate effectively with distributed teams.

What We Offer:

• Competitive salary within the range of 7L – 10L per year.
• Fully remote work flexibility.
• Opportunity to work on innovative projects with a talented and supportive team.
• Professional growth and skill development opportunities.

As a Senior Software Development Engineer, you will drive the responsibility of developing features for our existing products and bring new innovations to the table. You will work with the latest tools and frameworks, crafting seamless user experiences that drive productivity and innovation. The ideal candidate is an enthusiastic go-getter, problem solver, and works with “there is always a “solution' attitude, combined with empathy and strong communication.

What You Will Do in This Role

• Building and developing new software features for our JustCall product.
• Working through the design, implementation, integration, testing, and deployment phases of project delivery.
• Provide software design and programming expertise to support research projects.
• Collaborating with cross-functional teams - Experimenting and reiterating on software basis feedback from customers/product & business stakeholders.
• Designing and developing new fast and robust algorithms to ensure that the platform supports millions of communications exchanges every month.
• Working with our engineering team to deploy and maintain research models in the production.
• Collaborating with the product and design teams on crafting great user experiences.

What you need to be successful

• 3-7 years of experience in ReactJS (not native), JavaScript, HTML5, and CSS3.
• Experience in designing and building systems for maximum performance, reliability, and scalability
• Experience in working with object-oriented programming with least one object-oriented programming language and understanding of browser caching.
• Experience with seamless integration of front-end to backend functionality.
• Knowledge of high-level programming concepts like promises, and data-binding.
• Ability to design relational database schema at scale with Tailwind experience, including concepts like layout, specificity, cross-browser compatibility, and accessibility.
• Proficient understanding of code versioning tools, such as Git.
• Experience with test-driven/behavior-driven development using automated testing tools.

Benefits and Perks

• Enjoy a 5-day work week with the flexibility to work from home 2 days a week.
• Take advantage of flexible holidays, allowing you to plan your vacations according to your needs.
• Celebrate collective success with frequent recognition of our team's efforts.
• Collaborate with a truly global team, spanning six countries.

SaaS Labs is a diverse international team of passionate problem solvers. With innovation, experimentation, and customer obsession at the heart of their ethos, the company has been honored with 30+ innovation awards including the coveted Deloitte Technology Fast 50 and FT High Growth Companies (Asia Pacific). We are an equal opportunity employer. We celebrate diversity and are committed to creating an inclusive environment for all employees. We would love to work with you. Apply now!

Role Overview: As an Angular Developer (SDE 1), you will be responsible for developing and

maintaining high-performance, scalable web applications using Angular. You will work closely with

product managers, designers, and backend developers to create seamless and efficient user

experiences.

Key Responsibilities:

• Application Development: Design, develop, and maintain robust web applications using

Angular.

• UI/UX Implementation: Work with designers to implement responsive and user-friendly

interfaces.

• Code Quality: Write clean, maintainable code and conduct code reviews to ensure high

quality standards.

• Bug Fixing: Identify and resolve bugs and performance issues in a timely manner. •

Collaboration: Collaborate with cross-functional teams including backend developers,

designers, and product managers to deliver high-quality solutions.

• Testing: Develop and execute unit tests and integration tests to ensure application reliability. •

Documentation: Create and maintain technical documentation for code and processes.

Requirements:

• Education: Bachelor’s degree in Computer Science, Engineering, or a related field, or

equivalent practical experience.

• Experience: 1-2 years of professional experience in developing web applications with

Angular.

• Technical Skills:

o Proficiency in Angular (version 2+), TypeScript, HTML, and CSS.

o Experience with RESTful APIs and integrating with backend services.

o Familiarity with version control systems (e.g., Git).

o Understanding of responsive design principles and cross-browser compatibility.

• Soft Skills:

o Strong problem-solving skills and attention to detail.

o Ability to work collaboratively in a team environment.

o Good communication skills and the ability to articulate technical concepts to non

technical stakeholders.

Nice-to-Have:

• Experience with state management libraries such as NgRx or RXJS.

• Knowledge of modern front-end build tools and workflows (e.g., Webpack, npm). •

Familiarity with Agile methodologies and practices.

We were founded in 2014 with a mission to develop and deliver applications to small businesses in India, using which these businesses can achieve new heights in their business.

Most of these companies lack behind because they can’t afford high end applications, and don’t buy these applications majorly because many of its features are not useful to their business. We develop customized applications as per customer’s business needs.

Founder & CEO - Karan Jain

Position - Frontend Engineer

Responsibilities

● Use markup languages like HTML to create user-friendly web pages

● Maintain and improve website

● Optimize applications for maximum speed

● Design mobile-based features

● Collaborate with back-end developers and web designers to improve usability

● Get feedback from, and build solutions for, users and customers

● Write functional requirement documents and guides

● Create quality mockups and prototypes

● Help back-end developers with coding and troubleshooting

● Ensure high quality graphic standards and brand consistency

● Stay up-to-date on emerging technologies

Requirements and skills

● Proven work experience of 4-5 years as a Front-end developer

● Hands on experience with markup languages

● Experience with JavaScript, CSS and jQuery

● Familiarity with browser testing and debugging

● In-depth understanding of the entire web development process (design, development and

deployment)

● Understanding of layout aesthetics

● Knowledge of SEO principles

● Familiarity with software like Adobe Suite, Photoshop and content management systems

● An ability to perform well in a fast-paced environment

● Excellent analytical and multitasking skills

● BSc degree in Computer Science or relevant field

• Experience with Web Components and Custom Elements
• Understanding of data visualization concepts and technologies (SVG, D3.js)
• Familiarity with JavaScript build tools such as Webpack.
• Git Source Control
• Unit and E2E Testing - Cypress.io / Chai / Karma / Jasmine / etc.
• Experience building responsive interfaces.
• Good sense for building visually appealing products.
• Some Node experience
• Experience using RESTful Web Service Architecture
• Experience working in Agile Environments
• To be considered for this role, you must have:
• A deep understanding of building complex, single-page JavaScript apps using frameworks such as Angular, React, or Vue
• Fluency with JavaScript, TypeScript, CSS and SASS

• In this Senior Front End Engineer position, you will:
• Inherit a well-architected, clean and robust codebase built with TypeScript, Angular, and SCSS/SASS with a modern interface
• Work with our design team and other engineers to make sure our application is performant and intuitive to use
• Evaluate and implement new libraries and components
• Ensure best practices are followed in the design and development of the application
• Contribute to and help manage our open source libraries

Job Description:

Translating system requirements into the design and development of systems.
Transform vital business needs into code and drive innovation.
Collaborating and integrating code into enterprise systems.
Creative problem-solving skills.
Attitude to achieve the goals with complete ownership and hard work.

Technical Skills:

Must Have:

• 2+ Years of experience in UI/Front-end development of rich interactive web-based applications or modules.
• Strong proficiency in JavaScript, including DOM manipulation and the JavaScript object model.
• Experience working as a React.js Developer. Thorough understanding of React.js and its core principles.
• In-depth knowledge of JavaScript, CSS, HTML, HTML 5, JSON, XML and front-end languages.
• Knowledge of REACT tools including React.js, Webpack, Enzyme.
• Knowledge of MVC Pattern and Architecture. Experience with popular React.js workflows (such as Flux or Redux)
• Experience with user interface design.
• Experience with web debugging and performance testing software.
• Experience in all testing phases of development including Unit & Integration Testing.
• Excellent troubleshooting skills.
• Team player
• Excellent time-management skills

Beneficial:

• Working experience with Core Java.
• Knowledge of Jquery , Nodejs, Bootstrap, Struts, Spring, Hibernate, JSP, JSF, Angular, Vue,js Framework.
• Working with Databases (MSSQL, Oracle, Postgres)
• Working experience on source code version control systems (SVN, GIT)
• Working experience on Issue Tracking tool e.g. Jira, Bugzilla
• Working experience on Code Analysis tools e.g. Sonar Qube, Checkmarx.
• Experience in Restful Web Services integration.
• Knowledge of performance testing frameworks including Mocha and Jest.
• Independent worker
• Great interpersonal and communication skills

Responsibilities

• Participate as a team member in all phases of software development lifecycle.
• Co-ordinating with the team on individual responsibilities and roadblocks.
• Perform design, development and testing on individual tasks
• Managing initiatives on UI/UX work
• Transparently share the challenges & feedbacks.
• Participate in integrated testing of product/ package.
• Designing a modern highly responsive web-based enterprise application component user interface.
• Building reusable components and front-end libraries for future use.
• Translating designs and wireframes into high-quality code.
• Learn and understand user interactions.
• Optimizing components for maximum performance across a vast array of web-capable devices and browsers
• Coordinating with various teams working on distinct layers.
• Providing technical assistance to the other teammates.
• Keep compliance with Quality Systems and Procedures.

ROLES AND RESPONSIBILITIES:

• Determining the structure and design of web pages.

• Ensuring user experience determines design choices.

• Developing features to enhance the user experience.

• Striking a balance between functional and aesthetic design.

• Ensuring web design is optimized for smartphones.

• Building reusable code for future use.

• Optimizing web pages for maximum speed and scalability.

• Utilizing a variety of markup languages to write web pages.

• 1+ years of experience in related field

• Solid understanding of how the web works and its underlying communication protocols.

• Understanding of key design principles.

• Proficiency in HTML, CSS, JavaScript(ES5 & ES6)

• Knowledge of JavaScript framework React.js

• Experience with responsive and adaptive design.

• Understanding of SEO principles.

• Good problem-solving skills.

Our rapidly growing product engineering team is looking for a super-ambitious, product-minded Senior Frontend Engineer (ReactJs) to join our team.

Responsibilities

• Significant experience building frontend applications using React.
• Strong knowledge of React fundamentals such as the virtual DOM, component lifecycle, component state, etc.
• Strong knowledge of JavaScript and functional programming paradigms. For example, writing functional code opposed to imperative code.
• Experience with a state management library like Redux, MobX or others
• Writing clean, reliable and maintainable code
• Knowledge of type checking and unit testing like jest, typescript, prop types, flow, etc.
• Experience with debugging web applications
• Continuously discover, evaluate, and implement new technologies to maximize development efficiency.
• CSS, rapidly building responsive websites from UX designs/mockups by collaborating closely with the Business and Design teams.
• US Working Hours (Supporting USA Based HealthTech Company)
• Familiarity with principles of good user experience.
• Optimize applications for maximum speed and scalability
• Ensure the technical feasibility of UI/UX design
• Experience Working on Agile Teams and using Application Lifecycle Management tools like JIRA
• Everything else is a lovely bonus that we're excited to hear about!

Technology required:

• React js
• Java script
• Git
• Agile methodologies
• Redux
• React Hooks
• Typescript
• Chakra UI

🎯 The Opportunity

• Work directly with US-based recently funded HealthTech Company
• Work within a dynamic team, that challenge the status quo and champions agile working and continuous improvement
• Passionate colleagues with a very friendly environment
• Fast career development opportunities as we are a small team poised for exponential growth.

🚀 Why Join Nexuses (Benefits)?

• Work from anywhere We are a 100% distributed team.
• Premium insurance, private health insurance ( 5 Lac)
• Fully remote position with bright, motivated, and friendly colleagues
• Flexible Working Hours & Vacation Policy
• Competitive salary +Yearly Performance Bonus
• Ample opportunity to grow in a fast-paced environment
• 2 annual company retreats to awesome places

About Nexuses :

We're a powerhouse of growth and technology, partnering with companies that want to be the best at what they do. We offer a full suite of digital and technology services, harnessing best-in-class products and technology to help our customers dominate their market.

If you're hesitant to apply for this position because you feel that you don't meet this list of qualifications fully, don't worry! We want to hear from you.

Come Work With Us! 🙂