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React Js Developer at Cognizant

Posted in Information Technology 29 days ago.

Type: Full-Time
Location: Plano, Texas

Job Description:

Cognizant is looking for a React JS Developer in developing customized product for our clients. The role is expected to drive technology discussions and analyze the current landscape for gaps in addressing business needs. Cognizant needs a motivated individual to challenge the status quo and provide thought leadership/best practices to enhance our current services and technologies.

 An ideal candidate is someone who enjoys working in a fast paced, collaborative environment.  Someone that values the “team” and leverages the opinions and expertise of their teammates to deliver quality.

Job Description:

  • Senior UI Developer- React will be responsible for high-level designs across the Digital and Marketing Technology domain, including:

  • Understand business requirements and translate them into technical requirements

  • Develop new user-facing features using React.js, Riot and Redux

  • Using Visual Designs (PSD files) to develop responsive web and Single Page Applications consuming server-side JSON restful services

  • Build reusable components and front-end libraries

  • Manual and Automated Unit Testing

  • Work on CI/CD pipelines under assistance

  • Able to develop SPA (Single Page Applications) consuming server-side JSON restful services

  • Develop PWA (Progressive Web App) using Service Workers

  • Performance Tuning

  • Discuss with customer business groups to understand functionality and come up with innovative ideas for web development for the best user experience

  • Undertake project specific Proof of Concepts activities to validate technical feasibility with guidance from the Application Architect

  • Discuss with offshore team on tasks to be done, and mentor junior members of the team.

  • Performs design & code reviews for team members.

  • Train, conduct interviews and build new high performance front end teams.

Key Qualifications:

  • Deep understanding of React Architecture, Hooks.  Webpack, , SASS, LESS; 

  • Experience in development RWD and SPA with ReactJS, Redux, Routers, jQuery, Bootstrap, HTML5, CSS3, GraphQL, ES6, Babel, Express, Eslint.  Understands Server Side Rendering, Virtual DOM, Performance optimization;

  • Working knowledge of PWA, Gatsby, Riot, experience working with any CMS, JSON Web Token (JWT), familiarity with GIT.

  • Familiarity with integrations patterns and invoke/ consume APIs/ RESTful Services/ OData API using  NodeJS, Spring framework.

  • Database fundamentals – Any On-prem relational or NoSQL Databases like MongoDB, PostGres with Azure or AWS.

  • Familiarity with unit testing (automated), JUnit, TDD, JEST, Selenium

  • Knowledge of deployment concepts of rollout and rollback, webserver, app server deployment, database scripts rollout and monitoring

  • Ancillary aspects of software development like IDE, CI/CD, SAFe Agile, Story development across layers; Digital Engineering and Product Engineering basics

Technical Skills

SNo Primary Skill Proficiency Level * Rqrd./Dsrd.
1 React JS PL1 Required
2 Java 8 PL1 Required
3 Pivotal Cloud Foundry PL3 Desired
4 Microservices PL3 Desired
5 IBM Blue Mix for Integration PL3 Desired
6 Node js PL2 Desired
7 MongoDB PL3 Desired
8 REST Web Services PL3 Desired
9 Spring Framework PL4 Desired


* Proficiency Legends

Proficiency Level Generic Reference
PL1 The associate has basic awareness and comprehension of the skill and is in the process of acquiring this skill through various channels.
PL2 The associate possesses working knowledge of the skill, and can actively and independently apply this skill in engagements and projects.
PL3 The associate has comprehensive, in-depth and specialized knowledge of the skill. She / he has extensively demonstrated successful application of the skill in engagements or projects.
PL4 The associate can function as a subject matter expert for this skill. The associate is capable of analyzing, evaluating and synthesizing solutions using the skill.

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