React.js Developer

 

What You'll Do:

• You will collaborate with a UX/UI designer and other frontend and middle-tier engineers to design, prototype, and build complex cloud-based web applications.
• You will assist other developers with the integration of UI components with backend logic, interface implementation, and troubleshooting.
• Supporting the existing UI is a must, however, there will be plenty of opportunities to create solutions for advanced functionality while making improvements to existing areas of the application, as well as with new features.

 

What Makes You A Great Fit :

• Hands-on experience with HTML, CSS frameworks, and JavaScript
• Must have an excellent understanding of the browser DOM.
• Firm grasp of lexical scoping, closures, and OO JavaScript.
• Proficient in native JavaScript as well as one or more frameworks/libraries such as jQuery, Ext JS, Backbone.js, ReactJS, Angular 6 and above, etc.
• Proficient with debugging and testing tools to troubleshoot and optimize the UI.
• Understanding of frontend security best practices and XSS, CSRF, e

Job Title

As a Senior Experience Technologist, you’ll be working as part of an agile team with other passionate, driven, and talented people, creating innovative solutions for our clients. Your primary responsibilities will include developing interactive web-based, mobile, and/or desktop applications using Sapient as well as industry best practices to deliver high value and quality to Publicis Sapient clients.
What are we looking for in you?
• Technical end-to-end design for stories by collaborating with business analyst/product owner, technical architect and clients
• Implement stories end-to-end, which includes Frontend, Backends for Frontend (BFF), Caching and also service orchestration in some cases) using best engineering practices like test-driven development, SOLID principles and consideration of non-functional requirements like performance, scalability, security or cloud readiness (as applicable) at the story level
• Automates testing at unit, module and integration level as needed using tools relevant for the platform (e.g. Jasmine, Jest, Karma, Webdriver.io etc.)
• Focus on quality by implementing best practices like logging, calling out technical debt, meeting KPIs using code quality tools like SonarQube, ESLint (customize and sync with Sonar), Stylelint/Sasslint and so on.
• Hands-on with automating redundant work, like common component structure, both in terms of scaffolding as well as using the right design patterns / creating abstractions.
• Mentor junior engineers in helping review code, guiding on technical decision making
Key Requirements:
• 4-9 years’ experience
• Hands-on knowledge of HTML5, CSS3, JavaScript
• Hands-on experience working with Object Oriented JavaScript (OOJS), JavaScript - and practical uses in building complex interactive experiences, primarily with ECMAScript 2015+. You should be up-to-date with new specifications (different stages), and also, using transpilers like Babel to use features from all stages
• Good understanding of creational and structural design patterns in JavaScript
• Experience working with Single Page Applications (SPA) with universal rendering capabilities.
• Good understanding of React.js, its core principles - lifecycle methods, virtual DOM etc. and at least 6 – 12 months hands-on experience with the same
• Understanding of one-way data flow and the Flux architecture.
• Understanding of stateful (container) vs stateless (presentational) components and how to break down the application page into components
• Core understanding of how React’s state management works out of the box.
• Understanding of different CSS architectures that go hand-in-hand with React.js application development. Pros and cons of component-level CSS vs global and where to apply each
• Thorough understanding of Webpack bundler (version 2+).
• Good understanding of the Web Components standard.
• Hands-on experience with building Progressive Web Apps (PWAs) on any framework.
• Hands-on experience with Frontend Performance Optimization – especially in a React application with respect to resource loading strategy, CPU/Memory profiling on the browser.
• Hands-on experience with test-driven development using Jest or equivalent. Familiar with snapshot testing, code coverage. Experience working with utilities like Enzyme
• Experience using fluid grids, and building responsive/adaptive websites using Bootstrap etc.
• Understanding of SEO and accessibility and making it part of the development workflow
• Moderate to Strong graphics manipulation/optimization skills using Photoshop is a plus.
Knowledge & experience of the below skills will earn additional brownie points:
• Logically understands relational databases like MySQL and non-relational databases like MongoDB and can manage to work with it.
• Hands-on experience with GraphQL.
• Hands-on experience working with client-side templating languages like Handlebars, Mustache, etc.
• Hands-on experience with Functional Programming (FP)
• Hands-on experience working with frontend build systems and automating the same using any task runner
• Understanding of hybrid vs native mobile apps – and pros/cons with respect to PWA.
Hands-on experience working with server-side JavaScript frameworks like Express, Koa, Hapi etc. (based on Node.js
• Good understanding of REST APIs and Microservices. Should have an understanding of how resources are organized and how an application should align based on the same. You are expected to have an understanding of how CRUD operations map to HTTP methods for a well-designed service.
• Hands-on with DevOps pipeline and able to tweak/change build/deployment pipeline as needed in the context of a module (e.g. Jenkins / Travis / Now.sh / Gitlab)
• Experience with configuring Webpack from scratch and working knowhow of Rollup / Parcel.
Education:
Bachelors in Computer Science or equivalent education covering Math, Algorithms, Data Structures, Networking, Databases, Operating Systems, Graphics.
About us: At Publicis Sapient, we enable our clients to thrive in Next and to create business value through expert strategies, customer-centric experience design, and world-class product engineering. The future of business is disrupting, transforming, platforming, and becoming digital to the core. We see it in every major industry, from financial services to automotive, consumer products, retail, energy, and travel. We are looking for people who have the courage to break out of what has always been to go do what will be. If you have an optimism that says there is no limit to what we can achieve in this exciting time, then we should talk. Our work is fueled by challenging boundaries, multidisciplinary collaboration, highly agile teams, and the power of the newest technologies and platforms. Our people thrive because of the belief that it’s both our privilege and
responsibility to usher our clients and the world into Next. We are seeking those deeply skilled, bold, collaborative, flexible, and who want to reimagine the way the world works to help businesses improve the daily lives of people, and the world. This is the world-class engineering team where you should build your career.

Roles & Responsibilities :

- Optimizing components for maximum performance across a vast array of web-capable devices and browsers

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

- You will ensure that these components and the overall application are robust and easy to maintain.

- Have a good understanding of design and user experience principles.

- Open-minded, flexible, and willing to adapt to changing situations

- Ability to work independently as well as on a team and learn from colleagues

- High adaptability in a dynamic start-up environment

- Ensuring technologies are used efficiently, profitably, and securely. Evaluating and implementing new systems and infrastructure.

- Excellent troubleshooting, analytical and problem-solving abilities with a tenacious commitment to finding the root cause of issues.

Qualifications :

- B. Tech/B.E/MTech or a related technical discipline from reputed universities

Skills Required :

- Minimum 1+ years experience in Front-End Development using ReactJS Framework

- Experience in consuming Restful Web services

- Strong hands-on experience on HTML5, CSS3, JavaScript, Bootstrap & CSS preprocessors

- Should be adept at converting PSD to HTML

- Should know UI/UX

- Excellent development skills on best practices for cross-browser compatibility and Responsive UI.

- Good with agile development practices such as continuous integration and deployment

- Knowledge of Version Control System

- Write and maintain technical documentation

- Knowledge of MVVM Architecture

- Cares deeply about writing Quality, Testable & Modular code

Must Have

Degree in Computer Science or related field.
3 - 4 years’ experience in Angular or React.
Expertise in responsive and adaptive front end design and development. Proficiency in HTML, CSS, JavaScript, and jQuery.
Experience is RESTful web services.
Understanding of key design principles.
Experience in version control using Git, CI-CD principles.
Good problem-solving skills.
Excellent verbal communication skills.
Good interpersonal skills.

Nice to have

Experience with graphic design applications such as Adobe Illustrator. Understanding of SEO principles.
Knowledge of Cloud technologies like AWS or Azure. 

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What We'll Expect from You As a Front End Developer with Marmeto team, you will work as part of a small group of highly skilled, hand-picked group of people who are tenacious about problem solving. You will work in a highly agile, passionate, and fun environment. At Marmeto, you will be working in a very challenging and fast growing startup: your team fellows will expect you to give your best every day and to commit to your tasks over time. You will be able to instantly see the impact of your work, which is very satisfactory. What you need to crack this interview? · Possess strong understanding of basic areas of e-commerce solution · Established experience in any of one, Shopify / Magento / BigCommerce / WooCommerce / Volusion. · Expert in Shopify APIs and its usage · Generate custom – tailored Shopify theme and altering pre – existing template. · Act as Shopify expert, specializing in all facets of the ecommerce platform. · Strong hands to Install & Customize new Shopify theme. Demonstrated mastery of HTML, CSS & Javascript, Jquery, responsive design.

Hands-on work in an extremely challenging environment: manage all web front-ends of InTouchApp: desktop & mobile web app, Chrome extension, etc. If you like challenges and like to get your hands dirty, this is THE job for you.

Must have:
- 1 to 3 years of hands-on experience building great websites! (If you are fresh out of college, you should be excellent at coding)
- Hands-on with Angular-4 Framework, Webpack
- Hands on knowledge of Javascript, HTML, CSS
- Familiarity with the latest web technologies for building responsive websites
- Good understanding of UX, ability to build good-looking user interfaces
- Good eye for pixel perfect designs
- Understands how to use a framework and doesn't go by trial and error
- Doesn't hesitate to deep dive into third-party libs being used to debug issues.