Senior React Js Engineer

Web Application Developer

Job Description

Educational Qualifications:

Post-Graduation (Preferred): MCA/MSc/M.Tech. (Computer Science, Information Technology, Electronics).

Graduation (Mandatory): BE/B.Tech. (Computer Science, Information Technology, Electronics).

Certifications:

Relevant certification(s) would be an added advantage

Total Experience:

5+ years

Positions:

2

Work Experience:

• 5+ years of experience with designing and building web applications using Java and Angular JS

• 3+ years of experience in writing JavaScript, CSS, and HTML

• 3+ years of experience in developing application codes and unit tests in AngularJS, Java Technologies, and Rest Web Services

• 3+ years of experience contributing to the architecture and design (architecture, design patterns, reliability and scaling) of new and current systems

• Experience developing complex software systems from the ground up, that have been successfully delivered to customers

• Proficient in CSS, HTML, and writing cross-browser compatible code

• Experience using JavaScript building tools like Gulp/ Grunt etc.

• Knowledge of JavaScript MV-VM/MVC frameworks including AngluarJS

• Experience in communicating with users, other technical teams, and management to collect requirements, describe software product features, and technical designs

• Experience in software processes, web services, multi-tiered systems, workflow modeling, systems testing, and enterprise application integration

Tools & Techniques:

• Strong experience with Java and Angular JS

• Strong experience with distributed (multi-tiered) systems, algorithms, and relational/non-relational databases

• Strong knowledge in OOPS concepts and very good debugging skills

Personality traits (desired):

• Excellent analytical and reasoning skills

• Excellent verbal and written communication skills

• Ability to communicate with both business stakeholders and technical teams

• Ability to take full ownership of tasks and willingness to learn and experiment with new technology

• Ability to synthesize requirements underlying feature requests, recommend alternative technical and business approaches, and facilitate engineering efforts to meet aggressive timelines

Responsibilities:

• Prepare technical requirements, software design specifications and unit test cases

• Design, code and modify webpages, from layout to function and according to the design specifications

• Upgrade, configure and debug existing web applications

• Create reusable, effective, and scalable code

• Identify bottlenecks and bugs in the system and develop solutions

• Adapt interface for modern internet applications using the latest front-end technologies

• Take ownership and responsibility of components/processes within the team

• Support other developers with code review, etc.

About One Impression

One Impression is one of the world’s largest influencer marketing platforms, working with 300+ global brands like Unilever, Nestle, and Amazon to connect with a diverse creator network. Our platform empowers brands and creators to collaborate seamlessly and scale their reach. To capture a significant share of global media ad spend, One Impression is quickly becoming the industry’s go-to influencer marketing platform.

About the Role

We are looking for a Frontend Engineer (SDE II) who is experienced in both React.js for Web and React Native for Mobile Apps. You will be responsible for architecting, implementing, and optimizing web and mobile applications while collaborating closely with Product, Design, and Backend teams.

This role is perfect for someone who enjoys working across platforms, building scalable systems, and enhancing the developer experience.

Key Responsibilities

• Architect and develop frontend solutions for both Web (React.js) and Mobile Apps (React Native).
• Build and optimize config-driven systems, reusable components, and common libraries.
• Work closely with Product Managers, Designers, and Backend Engineers to create seamless user experiences across platforms.
• Own and drive React Native-based mobile applications, ensuring modular, scalable, and performant code.
• Optimize web and mobile performance for speed, responsiveness, and efficiency.
• Set up and manage CI/CD pipelines for both web (Docker, Vercel) and mobile apps (Fastlane, App Store/Play Store).
• Implement and maintain state management using Redux, Redux Saga, Recoil, or MobX.
• Work with mobile-specific integrations, such as Firebase Push Notifications, Deep Linking, and Native Modules.
• Ensure cross-platform consistency by handling browser compatibility (web) and device compatibility (mobile).
• Write clean, maintainable, and reusable code, following best practices and design patterns.
• Debug and fix issues rapidly, ensuring a seamless Web & Mobile experience.
• Stay up-to-date with the latest trends and contribute to open-source projects, tech talks, and internal knowledge sharing.

Requirements

• 3-5 years of experience in frontend development, working with both React.js (Web) and React Native (Mobile).
• Strong expertise in JavaScript (ES6+), React.js, and React Native.
• Experience with bundlers like Webpack, Rollup, and Metro for React Native.
• Deep understanding of mobile CI/CD (Fastlane, App Store, Play Store) and web CI/CD (Docker, Vercel, Jenkins, GitHub Actions).
• Strong grasp of Web & Mobile performance optimization techniques.
• Experience with Redux, Redux Saga, MobX, or Recoil for state management.
• Good understanding of mobile UI/UX principles, animations (Reanimated, Gesture Handler), and responsive design.
• Basic familiarity with native iOS/Android development (Swift/Kotlin is a plus).
• Experience with Unit Testing (Jest, React Native Testing Library, Detox, Cypress, Appium, or Espresso).
• Strong debugging skills using Chrome DevTools (Web) and Flipper, Xcode, Android Studio (Mobile).
• Ability to work independently, take ownership of projects, and mentor junior engineers.
• Open to feedback and collaborative in working towards the best user experience.

Why Join One Impression?

- Be a part of one of the largest influencer marketing platforms globally, working with top brands and influencers.

- Opportunity to lead and shape a fast-growing marketplace product.

- Competitive salary and benefits package.

- A collaborative and innovative work culture in a rapidly scaling company.

Website BuilderWebsite Builder

Company: Pixerize Inc.

Location: Fully Remote

Job Type: Full-Time or Contract

Start Date: Immediate

About Pixerize

Pixerize is a high-growth digital agency helping businesses automate operations, scale effortlessly, and build powerful media-first brands. Our mission is to simplify digital complexity through sleek, functional websites and smart automation. We're looking for a Website Builder who can turn ideas into beautiful, high-converting digital experiences.

Role Overview

We’re hiring a Website Builder with a keen eye for design, user experience, and conversion-driven layouts. You’ll build and manage websites primarily using Wix, Shopify, and Webflow—helping clients establish and scale their digital storefronts and brand presence. You’ll collaborate closely with our creative, strategy, and automation teams to deliver high-impact results.

Responsibilities

Build and maintain responsive websites using Wix, Shopify, and Webflow

Translate design mockups and wireframes into functional sites

Implement branding, content, and product updates across platforms

Optimize websites for SEO, performance, and mobile responsiveness

Integrate third-party tools and plugins for forms, CRM, analytics, etc.

Work alongside designers, copywriters, and automation specialists

Troubleshoot bugs and ensure site stability and uptime

Deliver websites on-time and aligned with client goals

KPIs & Performance Metrics

Timely delivery of website builds and updates

Client satisfaction and feedback scores

Site performance: load speed, mobile responsiveness, and SEO health

Accuracy and consistency in branding and functionality

Requirements

2+ years of experience building websites in Wix, Shopify, and/or Webflow

Strong portfolio of published websites and landing pages

Understanding of user experience (UX) and responsive design principles

Familiarity with SEO basics, accessibility, and web best practices

Comfortable working with design tools (e.g., Figma, Canva, Adobe XD)

Organized, proactive, and deadline-oriented

Nice to Have

Experience in eCommerce setup and optimization (Shopify in particular)

Ability to edit basic HTML/CSS or embed custom code blocks

Familiarity with automation tools like Zapier, Mailchimp, or HubSpot

Branding and UI/UX design experience is a plus

We are seeking a talented React Developer with hands-on experience in MUI and Tailwind CSS, as well as expertise in state management tools such as Saga and Redux. The ideal candidate should have a passion for front-end development, an eye for design, and be comfortable working in a fastpaced environment. You will be responsible for creating user interface components using React.js, React Native integrating with RESTful APIs, and collaborating with cross-functional teams to build web applications.

Responsibilities:

 Build new user-facing features using React.js, React Native and other front-end technologies

.  Develop reusable components and libraries for future use.

 Collaborate with the development team to design and implement RESTful APIs.

 Translate designs and wireframes into high-quality code.

 Create responsive HTML designs based on wireframes built on PSD, Figma, and ETC. to work across mobile and web browsers.

 Develop and implement front-end architectures and design patterns.  Stay up-to-date with emerging trends and technologies in front-end development.

 Write unit tests and integration tests to ensure code quality.

 Ensure code follows best practices and coding standards.

 Work collaboratively with UX designers and product owners to ensure a seamless user experience

• Good understanding and experience of HTML / CSS / Javascript / Webpack / Bootstrap.
• Hands-on experience with ES6 / ES7 / ES8 features.
• Expertise with Web Services / REST APIs.
• Proficiency in Linux and deployment on Linux.
• Familiarity with Redux Thunk / Redux Saga will be an added advantage.
• Skillful experience in Node JS / Express / MongoDB will be a plus.
• Understanding of mobile cross-platform frameworks like React Native.
• Knowledge of AWS services like S3, EC2 would be valuable.

Who are we?  

Whatfix is the #1 Digital Adoption Platform (DAP) for Enterprises. We are disrupting the way Learning, Training and Application Support content is consumed. We provide large enterprises with a SaaS platform that helps accelerate product adoption and reduce support & training efforts by providing contextual and step by step guidance inside any web application at the exact time a task is being performed. The product has redefined the way companies onboard, train, and provide support to users. 

What sets us apart from the rest?

With over 100 of the Fortune 500 companies already onboard as customers, Whatfix has been named among the top 20 B2B tech companies alongside the likes of Adobe, PayPal, and Cisco.

With a YoY growth of 300%, we have also been recognized among the top 50 fastest growing SaaS companies worldwide in the SaaS 1000 list and as a Market Leader by Gartner in the Digital Adoption space. 

We are pleased to have an Employee rating of 4.6 on https://www.glassdoor.co.in/Reviews/Whatfix-Reviews-E1016569.htm" target="_blank">Glassdoor and our Customer obsession can be seen in our reviews on platforms like https://www.g2.com/products/whatfix/reviews" target="_blank">G2 Crowd & https://www.gartner.com/reviews/market/customer-communications-management-software/vendor/whatfix/product/whatfix" target="_blank">Gartner Peer Insights.

The employees are happy, the customers are happy, but what about the investors? Take a look for yourself - http://www.sequoiacap.com/" target="_blank">Sequoia Capital || http://www.stellarisvp.com/whatfix-what-we-learnt-from-series-a-to-series-b-in-a-saas-business/" target="_blank">Stellaris || https://blogs.cisco.com/innovation/tomorrows-customer-experience-why-cisco-invested-in-whatfix" target="_blank">Cisco || https://eightroads.com/en/news/our-investment-in-whatfix" target="_blank">Eight Roads || http://www.helionvc.com/blog/we-are-pleased-collaborate-whatfix.html" target="_blank">Helion Ventures

“Hustle Mode ON” is something we live by.

Our Team:

The Engineering team at Whatfix provides end-to-end engineering throughput that forms part of core platforms and services that drive Whatfix's business.

Our team is responsible for creating the Customer Platform and everything around it - be it Analytics, Infrastructure, or Core Algorithms. The team owns and is responsible for all pieces that we design, build and support end to end for Whatfix product/ business.

Our product is built around a core of JAVA with enterprise businesses using the Whatfix system. On a monthly basis, millions of interactive guides are processed. Building, testing, and deploying to any of our environments are as simple as pushing a commit to a git branch. We like to keep our technology up-to-date. All of the technology is built and maintained by this small development team, so from day 1, the software you write will be used by people from all over the world.  

RESPONSIBILITIES:

• Design and develop highly scalable, reliable, and fault-tolerant systems for one of the world’s fastest-growing startups
• Work with business to define requirements
• Perform technical design and hands-on coding for development and enhancement efforts
• Develop new user-facing features
• Building reusable code and libraries for future use
• Ensure the technical feasibility of UI/UX designs
• Optimize applications for maximum speed and scalability
• Assure that all user input is validated before submitting to back-end services
• Promote best practices in design and coding
• Conduct design and code reviews
• Understand the customer needs & implement
• Articulate complex problems communicating viable architecture and design approaches in a clear and concise manner
• Enhance the agile SDLC within the Development Team through new learning, continued growth, and applying industry best practices and processes
• Occasionally participate in customer demos & provide inputs wherever required
• Keep optimizing & automating mundane tasks

You'll be a core member of the team.

Individual growth is important to us. We schedule time every week to explore an interest or learn something new. Team members have also used it to do everything from learning new algorithms to playing with the new framework, to exploring what the new analytics layer could be used for. We also take some time each day to discuss what we're working on, and even pair programs to teach each other about parts of the codebase. There's no risk of stagnation in this job, you would still be hands-on after a few years.

REQUIREMENTS:

We are looking for a Front-End Engineer to help us scale and go deep on our technical capabilities.

• 4 -12 years of professional front-end development experience
• Hands-on experience with Front end technologies - JavaScript, Typescript, HTML, CSS
• Experience with React Ecosystem (React Router, Styled-components, Server-side rendering, Context API, React Hooks) is strongly preferred
• Experience with state management libraries such as Redux is a huge plus.
• Proficient understanding of cross-browser compatibility issues and ways to work around such issues
• Experience in backend programming languages such as Java is strongly preferred 
• Experience in building Web applications using frameworks like Spring, Microservice architecture
• Work experience, preferably from internet companies, products, or startups
• Expertise in design principles and their application
• Strong verbal and written communication skills
• Fast Learner & a Team Player

We are an equal opportunity employer and value diversity at our company. We do not discriminate on the basis of race, religion, color, national origin, gender, sexual orientation, age, marital status, veteran status, or disability status.

Looking for candidates with 0-30 Days Notice period.

Looking for a Frontend/JavaScript Developer with experience in building high-performing, scalable, enterprise-grade applications. Frontend developer roles and responsibilities include developing single-page apps using ReactJS and modern JavaScript practices and patterns.

Responsibilities:

• Contribute in all phases of the development lifecycle
• Write well designed, testable, efficient code
• Ensure designs are in compliance with specifications
• Support continuous improvement by investigating alternatives and technologies and presenting these for architectural review.

Requirements:

• 3-10 years experience in Frontend technologies
• Hands-on and ready to continue as an individual contributor/Lead the team also.
• Strong in core JavaScriptwith ES6 ES5 ES7
• Expertise in ReactJS, Redux with minimum 1-2 years of experience
• Unit testing (Jest/Enzyme) is necessary
• Expertise in HTML5 CSS3
• Proficient in Grunt, Gulp, and Webpack, bower, yarn, the module loader
• Hands-on experience with multiple libraries/frameworks - jQuery, Jasmine, Mocha, etc.
• Expert level understanding of HTTP protocols (1.0 1.1 and 2.0) and Websockets and JS WebSocket
• Experience with working on SaaS/PaaS based applications