React.js Developer

Job Title : Lead Web Developer / Frontend Engineer

Experience Required : 10+ Years

Location : Bangalore (Hybrid – 3 Days Work From Office)

Work Timings : 11:00 AM to 8:00 PM IST

Notice Period : Immediate or Up to 30 Days (Preferred)

Work Mode : Hybrid

Interview Mode : Face-to-Face mandatory (for Round 2)

Role Overview :

We are hiring a Lead Frontend Engineer with 10+ Years of experience to drive the development of scalable, modern, and high-performance web applications.

This is a hands-on technical leadership role focused on React.js, micro-frontends, and Backend for Frontend (BFF) architecture, requiring both coding expertise and team leadership skills.

Mandatory Skills :

React.js, JavaScript/TypeScript, HTML, CSS, micro-frontend architecture, Backend for Frontend (BFF), Webpack, Jenkins (CI/CD), GCP, RDBMS/SQL, Git, and team leadership.

Core Responsibilities :

• Design and develop cloud-based web applications using React.js, HTML, CSS.
• Collaborate with UX/UI designers and backend engineers to implement seamless user experiences.
• Lead and mentor a team of frontend developers.
• Write clean, well-documented, scalable code using modern JavaScript/TypeScript practices.
• Implement CI/CD pipelines using Jenkins, deploy applications to CDNs.
• Integrate with GCP services, optimize front-end performance.
• Stay updated with modern frontend technologies and design patterns.
• Use Git for version control and collaborative workflows.
• Implement JavaScript libraries for web analytics and performance monitoring.

Key Requirements :

• 10+ Years of experience as a frontend/web developer.
• Strong proficiency in React.js, JavaScript/TypeScript, HTML, CSS.
• Experience with micro-frontend architecture and Backend for Frontend (BFF) patterns.
• Proficiency in frontend design frameworks and libraries (jQuery, Node.js).
• Strong understanding of build tools like Webpack, CI/CD using Jenkins.
• Experience with GCP and deploying to CDNs.
• Solid experience in RDBMS, SQL.
• Familiarity with Git and agile development practices.
• Excellent debugging, problem-solving, and communication skills.
• Bachelor’s/Master’s in Computer Science or a related field.

Nice to Have :

• Experience with Node.js.
• Previous experience working with web analytics frameworks.
• Exposure to JavaScript observability tools.

Interview Process :

1. Round 1 : Online Technical Interview (via Geektrust – 1 Hour)

2. Round 2 : Face-to-Face Interview with the Indian team in Bangalore (3 Hours – Mandatory)

3. Round 3 : Online Interview with CEO (30 Minutes)

Important Notes :

• Face-to-face interview in Bangalore is mandatory for Round 2.
• Preference given to candidates currently in Bangalore or willing to travel for interviews.
• Remote applicants who cannot attend the in-person round will not be considered.

About the firm:

Sustainability lies at the core of Stantech AI, our vision is to empower organizations to derive actionable insights: effecting a smarter way of working. We operate on the premise that each firm is unique and as such requires its own idiosyncratic solutions. Putting this principle into practice, we deliver tailor made solutions to digitalize, optimize, and strategize fundamental processes underpinning organizations. For more information, please refer to our website:

www.stantech.ai.

Position Overview

We are seeking a Senior Frontend Engineer with extensive experience in React.js and Redux. The ideal candidate is well-versed in modern frontend best practices, has a deep understanding of state management, and is passionate about delivering high-quality, scalable software. In this role, you will collaborate with cross-functional teams to design, develop, and maintain user-facing features that enhance our platform and deliver an exceptional user experience.

Key Responsibilities

• Architect & Develop: Lead the design and implementation of complex React.js applications with a strong emphasis on Redux for state management.
• Code Quality & Reviews: Write clean, maintainable, and testable code. Conduct peer code reviews and enforce best practices across the frontend team.
• Performance Optimization: Identify and troubleshoot performance bottlenecks; implement optimizations to ensure fast, responsive user experiences.
• Collaboration: Work closely with product managers, designers, and backend engineers to define technical solutions, estimate project timelines, and deliver high-quality features.
• Technical Leadership: Provide guidance and mentorship to junior engineers, helping them grow their skills in React, Redux, and modern frontend technologies.
• Process Improvement: Contribute to continuous improvements in our frontend development process, coding standards, testing practices, and deployment pipelines.

Qualifications

• React.js Expertise: 3+ years of professional experience in building complex, high-scale React.js applications.
• Redux Mastery: Proven track record of architecting and maintaining global state management solutions using Redux.
• JavaScript & ES6+: Strong command of modern JavaScript (ES6+), along with a solid understanding of HTML and CSS.
• Frontend Best Practices: In-depth knowledge of performance optimization, cross-browser compatibility, and responsive design.
• Testing & Tooling: Hands-on experience with Jest, React Testing Library, or similar frameworks. Familiarity with build tools like Webpack, Babel, and NPM/Yarn.
• Version Control: Proficient with Git and branching strategies in collaborative environments.

Financial Package

• Rs. 10–20 Lakhs per annum, contingent on work experience

If you are a passionate Senior Frontend Engineer with expertise in React JS and are looking to join a forward-thinking technology firm, we would love to hear from you.

Job Responsibilities

• Develop and maintain reusable components and front-end libraries for future use.
• Translate designs and wireframes into high-quality, responsive UI components.
• Optimize components for maximum performance across different browsers and devices.
• Implement ReactJS best practices using Hooks, HOCs, and Functional Components.
• Manage state efficiently using Redux/Flux.
• Collaborate with backend developers to integrate REST APIs.
• Debug and test applications using Mocha & Jest.
• Ensure code quality, maintainability, and scalability using modern front-end tools.

Required Skills & Qualifications

✔ 3+ years of experience in ReactJS development.

✔ Strong knowledge of JavaScript, DOM, JSX.

✔ Hands-on experience with React Hooks, HOCs, and Functional Components.

✔ Expertise in ES6+ concepts (Arrow functions, Destructuring, Spread/Rest operators, Classes, Import/Export).

✔ Experience in HTML, CSS, and responsive design.

✔ Familiarity with REST APIs and integrating backend services.

✔ Experience with state management (Redux/Flux).

✔ Strong debugging skills using Mocha & Jest for performance testing.

✔ Hands-on experience with Git, Webpack, Babel, NPM.

Good to Have:

➕ Experience with backend development (Java, Microservices).

➕ Knowledge of modern authentication mechanisms (JWT, OAuth).

About the job:

It’s not just a job but an opportunity to grow.

We are looking for frontend engineers to join our team where their responsibility will be to build, evolve and maintain user interfaces in a highly technical and rewarding environment.

We're Looking For Someone Who:

• Has a thorough understanding of modern JavaScript.
• Has strong experience and knowledge of React.js
• Has good experience with HTML/CSS
• Has working experience with Typescript
• Is independent, curious and smart.
• Loves building beautiful, reusable interfaces and learning new skills, languages, and frameworks
• Likes being part of a healthy team with fun people working on worthy challenges

To us, it doesn’t matter if you’re not highly proficient in all of the requirements. If you’re good at React with experience in JS, an unwavering learning attitude, a problem-solving mind, and an eye towards a higher career trajectory then we’ll be delighted to have you.

We will ensure that you have all the necessary tools and knowledge to work with the clients. And for this, we will provide the necessary tools to succeed with us and move forward leaps and bounds in your career.

Requirements:

1. React.js: 2+ years of experience
2. React Hooks: 2+ years of experience
3. Javascript: 2+ years of experience (ES6+ recommended)
4. HTML/CSS: 1+ years of experience(Knows ins/outs of CSS with responsive approach)
5. GIT
6. Redux

Nice to have:

1. Node.js
2. Material UI
3. Mongo/SQL

Job Description:

We are looking for an expert JavaScript developer who is highly skilled with Vue.js. Your primary focus will be developing user-facing web applications and components.

Good experience in VueJS. Background of React/Angular.Strong knowledge of OOJS and ES6

Ability to write reusable, effective, and scalable JavaScript code. Building modular and reusable components and libraries. Translating client’s technical specifications into code.

You’ll implement them with the Vue.js framework, following generally accepted practices and workflows. You will ensure that you produce robust, secure, modular, and maintainable code. You will coordinate with other team members, including back-end developers and UX/UI designers. Your commitment to team collaboration, perfect communication, and a quality product is crucial.

Work Experience: 3 to 4 years

Responsibilities:

Developing user-facing applications using Vue.js

Building modular and reusable components and libraries

Optimizing your application for performance.

Implementing automated testing integrated into development and maintenance workflows

Staying up-to-date with all recent developments in the JavaScript and Vue.js space

Keeping an eye on security updates and issues found with Vue.js and all project dependencies

Proposing any upgrades and updates necessary for keeping up with modern security and development best practices.

Skills:

Highly proficient with the JavaScript language and its modern ES6+ syntax and features.

Highly proficient with Vue.js framework and its core principles such as components, reactivity, and the virtual DOM.

Familiarity with the Vue.js ecosystem, including Skills.

Familiarity with the Vue.js ecosystem, including Vue CLI, Vuex, Vue Router, and Nuxt.js

Good understanding of HTML5 and CSS3, including ( Sass or Less depending on your technology stack )

Knowledge of functional programming and object-oriented programming paradigms

Familiarity with automated JavaScript testing, specifically testing frameworks such as Jest or Mocha

Proficiency with modern development tools, like Babel, Webpack, and Git

Good understanding of HTML5 and CSS3, including ( Sass or Less depending on your technology stack )

Understanding of server-side rendering and its benefits and use cases.

Knowledge of functional programming and object-oriented programming paradigms.

Ability to write efficient, secure, well-documented, and clean JavaScript code.

Familiarity with automated JavaScript testing, specifically testing frameworks such as Jest or Mocha.

Experience with both consuming and designing RESTful APIs.

About Hop:

We are a London, UK based FinTech startup with a subsidiary in India. Hop is working towards building the next generation digital banking platform for seamless and economical currency exchange, with technology at the crux of it. In a technology driven era, many financial services platforms still lack the customer experience and are cumbersome to use. Hop aims at building a ‘state of the art’ tech-centric, customer focused solution.

moneyHOP is India’s first cross-border neo-bank providing millennials the ability to ‘Send’ & ‘Spend’ conveniently and economically across the globe using HOPRemit (An online remittance portal) and HOP app + Card (A multi-currency bank account).

This position is a crucially important position in the firm and the person hired will have the liberty to drive the product and provide direction in line with business needs.

About Individual

Looking for an enthusiastic individual who is passionate about technology and has worked with either a start-up or a blue-chip firm in the past.

The candidate needs to be a multi-tasker, highly self-motivated, self-starter and have the ability to work in a high stress environment. He/she should be tech savvy and willing to embrace new technology comfortably.

Ideally, the candidate should have experience working with the technology stack in the scalable and high growth mobile application software.

General Skills

• 3-4 years of experience in Frontend development.
• Bachelor's degree in Computer Science, Information Science, or equivalent practical experience.
• Exposure to Behaviour Driven Development and experience in programming and testing.
• Excellent verbal and written communication skills.
• Good time management and organizational skills.
• Dependability
• Accountability and Ownership
• Right attitude and growth mindset
• Trust-worthiness
• Ability to embrace new technologies
• Ability to get work done
• Has good code reviewing skills for conformance.
• Has good software testing skills and good code writing skills.

Technical Skills

• Relevant work experience as a UI Developer. Proficient in JavaScript , ReactJS and/or Reactive Native, Angular , JQuery Experience with HTML, CSS, Knowledge of web services and related technologies (REST) Experience with Web Services and API integration
• Candidate should have a stronghold on HTML & CSS
• Can understand and troubleshoot REST APIs calls
• Database administration and management of a hosting environment such as AWS.
• Knowledge of SASS & LESS will be a plus as well
• Sound understanding of relational and non-relational DB systems such as MySQL, Postgres, MongoDB etc.
• Has experience dealing with JIRA (issue tracking tools), Confluence (knowledge management) tools.
• Experience with building and maintaining microservices.
• Experience with building and integrating the core system with external APIS.
• Good to have: Domain knowledge in the BFSI tech stack.

Day-to-Day Responsibilities 

1. Use JavaScript and cutting-edge JS frameworks to develop front end applications that follow industry-standard design patterns, development methodologies, and deployment models
2. Solve and articulate complex problems through application design, product development, and user experiences. 
3. Develop software used by people who are not software developers--ensure the exceptional software you create influences them to be exceptional professionals in their respective fields
4. Collaborate with other programmers and mentor junior engineers through the development process
5. Leverage the knowledge of your peers to better understand business trends, customer communities, and technology adoption patterns
6. Evolve your language skills in JavaScript by staying current with complementary programming languages, development methodologies, user interface design techniques, and database tools.