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.

MUST-HAVES:

• 5+ years of professional experience in web development.
• Strong proficiency in React.js and the Next.js framework.
• Solid understanding of JavaScript (ES6+), HTML5, Tailwind and TypeScript.
• Experience with server-side rendering (SSR) and static site generation (SSG).
• Familiarity with state management libraries (e.g., Redux, Context API).
• Proficient with version control systems like Git.
• Experience with modern build tools and package managers (e.g., Webpack, Babel, NPM/Yarn).
• Familiarity with API integration (REST, GraphQL).
• Strong understanding of web performance optimization techniques.
• Knowledge of testing frameworks (e.g., Playwright, Jest, Cypress).
• Ability to work in an Agile environment, collaborate with cross-functional teams, and deliver high-quality code under tight deadlines.

SKILLS: REACT, REACT NATIVE, PLATFORM INTEGRATION, JAVASCRIPT

Notice Period: 0-15 Days only

Additional Guidelines:

Interview process: - 2 Technical round + 1 Client round

3 days in office, Hybrid model.

JOB DESCRIPTION:

We are seeking a highly skilled Senior Web Developer with deep expertise in React and Next.js to join our growing team. The ideal candidate will have extensive experience in building high-quality, scalable web applications and will take ownership of both frontend development and architecture. As a Senior Developer, you will collaborate closely with product managers, designers, and other developers to deliver robust and performant solutions. Your ability to solve complex problems, optimize web performance, and mentor junior developers will be key to success in this role.

KEY RESPONSIBILITIES:

• Design, develop, and maintain web applications using React and Next.js.
• Architect and optimize web pages for speed and scalability.
• Build reusable components and front-end libraries for future use.
• Implement server-side rendering and static site generation using Next.js.
• Collaborate with the backend team to integrate APIs and ensure seamless front-end and back-end communication.
• Ensure the technical feasibility of UI/UX designs and implement pixel-perfect user interfaces.
• Work with product teams to build features that improve user engagement and satisfaction.
• Troubleshoot, debug, and upgrade existing systems.
• Provide technical leadership and mentorship to junior developers.
• Stay up-to-date with the latest web development trends, frameworks, and tools.

REQUIREMENTS:

• 5+ years of professional experience in web development.
• Strong proficiency in React.js and the Next.js framework.
• Solid understanding of JavaScript (ES6+), HTML5, Tailwind and TypeScript.
• Experience with server-side rendering (SSR)and static site generation (SSG).
• Familiarity with state management libraries (e.g., Redux, Context API).
• Proficient with version control systems like Git.
• Experience with modern build tools and package managers (e.g., Webpack, Babel, NPM/Yarn).
• Familiarity with API integration (REST, GraphQL).
• Strong understanding of web performance optimization techniques.
• Knowledge of testing frameworks (e.g., Playwright, Jest, Cypress).
• Ability to work in an Agile environment, collaborate with cross-functional teams, and deliver high-quality code under tight deadlines.

PREFERRED QUALIFICATIONS:

• Experience with Next.js API routes and serverless functions.
• Familiarity with cloud platforms (e.g., AWS, Vercel) and CI/CD pipelines.
• Experience with modern CSS frameworks (e.g., Tailwind, Styled Components).
• Knowledge of SEO best practices for React and Next.js applications.
• Contributions to open-source projects or a portfolio of personal projects.

Position Overview:

As a Frontend Developer, you will be responsible for creating and implementing innovative user interfaces and ensuring the seamless integration of design and functionality. The ideal candidate should have a minimum of 1.5 years of experience in front-end development, with a strong proficiency in React, JavaScript, SCSS, HTML, frontend architecture design, and design concepts

Responsibilities:

Collaborate with the design and development teams to translate UI/UX designs into interactive web pages or applications.

Develop responsive web interfaces and ensure cross-browser compatibility.

Write clean, modular, and maintainable code using best practices and coding standards.

Optimize application performance and ensure scalability.

Conduct thorough testing and debugging to identify and fix issues.

Collaborate with backend developers to integrate frontend interfaces with server-side logic.

Stay up-to-date with the latest front-end technologies, trends, and frameworks.

Participate in code reviews and provide constructive feedback to improve code quality.

Work closely with stakeholders to understand requirements and propose effective technical solutions

Qualifications:

Bachelor's degree in Computer Science, Engineering, or a related field.

Minimum 1.5 years of experience as a Frontend Developer.

Strong proficiency in React, JavaScript, CSS, and HTML.

Solid understanding of frontend architecture design patterns and concepts.

Experience with frontend frameworks like Redux, Vue.js, or Angular is a plus.

Familiarity with RESTful APIs and asynchronous request handling.

Knowledge of version control systems (e. g., Git) and project management tools (e. g., Jira).

Ability to collaborate effectively with cross-functional teams.

Strong problem-solving skills and attention to detail.

Excellent communication and interpersonal skills.

Hi

About the Company:

Our client is a B2B2C tech Web3 startup founded by founders - IITB Graduates who are experienced in retail, ecommerce and fintech.

Role Description : We are looking for a React.Js developer interested in building performant mobile apps on both the iOS and Android platforms. You will be responsible for architecting and building these applications, as well as coordinating with the teams responsible for other layers of the product infrastructure. Building a product is a highly collaborative effort, and so we are looking for a strong team player with a commitment to perfection.

Key Responsibilities -

• Developing new user-facing features using prominent front-end frameworks • Involved with and translates designs and style guides provided by the UI/UX team into functional user interfaces using responsive design, ensuring cross-browser compatibility and performance • Building reusable components and front-end libraries for future use • Optimizing components for maximum performance across a vast array of web-capable devices and browsers • Takes ownership and responsibility for the successful delivery of the solutions • Works collaboratively with the engineering and product solution team, demonstrates prototypes for faster feedback to keep improving the user experience • Contributes to continual improvement by suggesting improvements to the user interface, software architecture, or use of new technologies

Required Skills and Qualifications -

• 3-8 years of experience in frontend development primarily using React

• Experience in Hypertext Markup Language revision 5 (HTML5), Cascading Style Sheets (CSS), TypeScript and ReactJS (JavaScript)

• Thorough understanding of NodeJs & React.js(SSR) and its core principles

• Experience with common front-end development tools such as Babel, Webpack, NPM, etc.

• Familiarity with RESTful APIs

• Excellent communication skills

• Ability to understand business requirements and translate them into technical requirements

• A self-starter, who loves to take on hard problems and is enthusiastic to learn new technologies and work in startup environments

Regards

Team Merito

ROLE REQUIREMENTS

• Expertise level knowledge of  HTML5 : Comprehensive knowledge of tags, HTML API (Geo, Storage, More APIs), Canvas APIs, META Tags and Semantic markup 
• Expertise level knowledge of CSS3 : CSS Object Model, Selectors & Hierarchy, Layouts, Responsive Designs, Build Tools, SASS / SCSS & Flexbox
• Expertise level knowledge of ES6: Object-Oriented programming principles,  DOM Selectors, Event Handlers, Jquery - Functions, Callbacks, Promises, Debugging tools & approach
• Experience in creating build scripts from scratch using Webpack & Gulp with relevant plugins to improve DevOps
• Ability to independently create technical design of an Epic utilising the knowledge of JavaScript design patterns and CSS best practices
• Experience in reviewing the technical design and implementation of other frontend team members
• Ability to Suggest better alternatives to existing solutions for improving the solution quality (both functional and non-functional problems) 
• Ability to coach and line-manage senior frontend engineers, to help them grow their career
• Experience in Typescript and contemporary FE development frameworks like ReactJS, Angular & VueJS is preferred

QUALIFICATIONS & CHARACTERISTICS

• 8+ years of industry experience.
• Analytic and positive mindset with a personable and professional approach.
• Sharp attention to detail and a passion for new technology.
• Professional written and verbal communication.

• Design, develop and manage multiple secure and reliable web applications that process and manage transactions.
• Collaborate with UI/UX and Research teams to further improve current systems.
• Adapt technical trends in web applications to support product quality.
• Manage product compatibility across devices.
• Create peer learnings for team members and build context for new team mates
• Help with building the company's tech team and iterating on the hiring framework.
• Provide regular feedback to your team (peers and managers) to ensure continuous improvement.
• Keeping abreast with the latest technologies and working on your skills regularly.

Skills & Requirements

• At least 1 year of experience working in frontend for desktop and mobile web.
• Hands-on experience with HTML, CSS, and JavaScript plus experience with a modern framework (ReactJS is preferred).
• Well-versed in other non-vanilla languages (ex. TypeScript)
• Understanding of GraphQL APIs.
• Possess a deep understanding of basic security aspects on the frontend and how to mitigate them
• Deep understanding of web technologies in various mobile systems
• Have empathy for the users you build for

Good to have

• Experience in the fintech industry
• Experience working with cybersecurity and compliance

• Should have experience in  developing and working on consumer facing web/app
• Proficient understanding of JavaScript libraries and frameworks ReactJS
• Proficient understanding of server side rendering through Next.js
• Proven skillsets in responsive Web UI development for enterprise application using technologies such as HTML5, CSS, JavaScript, JQuery, Bootstrap, React JS Good understanding of Data Structures, Algorithms and Operating Systems
• Should have experience on HTML5/CSS3, Javascript ,Redux, APIs Integration
• 3-4 years of experience in building client side cross platforms javascript apps in Web & mobile.
• Good experience of developing and integrating APIs
• Develop high-quality software design and architecture
• Review and debug code
• Find and address performance issues
• Proficient understanding of Git

Jivox is transforming the way the world experiences digital marketing. We connect brands with their audiences in the most personalized way: using big data, AI/machine learning, Dynamic Creative Optimization (DCO), customer journey optimization, and identity technologies to deliver omni-channel precision marketing.

https://www.jivox.com/creative-advertising-technologies-forrester/">Recognized as a leader in creative advertising technologies by Forrester Research, Jivox delivers 1:1 messaging throughout the customer journey, seamlessly linking paid and owned media. Our portfolio of global clients includes the likes of Marriott, Mazda, Unilever, Nestle, IBM, Vodafone, and Heineken. 

POWERFUL DYNAMIC CREATIVE PERSONALIZATION PLATFORM

Jivox has offices in San Mateo, Bangalore, New York, London, and Singapore.

• Own and drive business features into tech requirements

• Work closely with Product Managers, Customers to align technology choices with business requirements

• Design and build rich interactive application to be used by leading media companies
• Optimize our algorithms and API so that the we will be able to return information fast (and we mean really fast...and for a large numbers of users) 
• Build eye catching tools that will provide useful content and consumer delight 
• Quickly create quality prototypes
• Staying updated on emerging technologies
• Evangelist for high quality products and driver of best practices towards the same
• Mentor and develop junior developers in the team

• 7+ years of Frontend Development experience
• Expert in React or similar frameworks
• Strong proficiency in JavaScript, HTML and CSS
• Expert in translating designs and wireframes into high quality code
• Proven experience in building high performance web application
• Prior experience working with test-driven development and continuous integration
• Prior experience working with microservices
• Prior experience in an Agile environment on a Scrum team
• Experience on one of AWS, Azure or GCP

• You have excellent and effective communication and collaborative skills
• You love problem solving
• You stay up to date with the latest technologies and then apply them in real life
• Interest and ability to influence all areas of software development from software best practices, CI, CD, Sustainability, documentation etc
• Eagerness to mentor the team and be a go-to technology leader
• You love paying attention to detail
• You thrive in meeting tight deadlines and prioritising workloads
• Ability to collaborate across multiple functions

Bachelor’s degree in Engineering or equivalent experience within the field. 

➢    Expert in React JS with about 4 years of experience

➢    Experience in using libraries like D3, Material UI, style sheets and theme management

➢    Should be able to understand requirements & design, develop efficient React JS Code, should have used tools to automate the test and deployment to production

➢    Should have good knowledge on REST APIs, Error handling and writing Unit and Integration Tests

➢    Knowledge of Java is desirable

Responsibilities

➢    Understand the Visual Designs, Functional Requirements and come up with the design/components needed to build the user interface.

➢    Work with Visual Designers to understand the graphic design patterns, themes, and implement in a structured way in the product front end

➢    Work with server side microservices team to develop the JSON contracts

➢    Develop efficient React JS code to implement these requirements

➢    Automate the testing and deployment of these components to production

Job Location : Hyderabad,

Hiring Mode : Permanent.

Job description:

1.  3 - 6 yrs of IT Industry experience in Front-end technologies,