Senior React Developer with JavaScript - Hybrid

Senior React Developer with JavaScript - Hybrid

Important Disclaimers:

**Please note: A few of our roles may require in-person interviews at Cognizant offices or client locations, depending on project or client needs.**

In this role, you will:

• Drive front end architecture decisions by evaluating component structures state management patterns and integration strategies to ensure maintainable secure and performant hybrid solutions for diverse business needs.
• Oversee translation of business requirements into detailed technical specifications by collaborating with product managers business analysts and UX specialists to align React Js solutions with strategic objectives.
• Provide hands on guidance in coding reviewing and refactoring React Js modules to uphold robust engineering standards improve code readability and reduce defects before production deployment.
• Coordinate closely with backend and integration teams to define APIs optimize data flow and manage error handling so that multi channel applications operate reliably under varying load conditions.
• Ensure adherence to enterprise development practices by promoting version control discipline continuous integration pipelines automated testing suites and structured release management tailored to hybrid work patterns.
• Monitor application performance using relevant tools and metrics to identify bottlenecks memory issues and rendering inefficiencies then implement targeted optimization strategies for responsive user interfaces.
• Guide adoption of reusable component libraries design systems and accessibility standards so that front end assets remain consistent inclusive and efficient across multiple digital channels.
• Collaborate with cybersecurity and compliance stakeholders to embed secure coding practices within React Js implementations protecting user data and supporting regulatory and internal audit requirements.
• Support smooth hybrid collaboration by organizing structured ceremonies documentation and knowledge sharing activities that keep distributed team members aligned on priorities and technical decisions.
• Influence product roadmaps by presenting technical tradeoffs delivery risks and effort estimates that help stakeholders make informed decisions on scope timelines and investment in user facing capabilities.
• Champion continuous improvement by analyzing incident trends conducting root cause reviews and implementing preventive enhancements that strengthen reliability of customer facing multi channel platforms.
• Coordinate day shift activities and handoffs to ensure timely resolution of critical issues alignment across teams and uninterrupted operation of key digital services for business stakeholders and end users.

Locations: Seattle - WA
Work model: Hybrid

We believe hybrid work is the way forward as we strive to provide flexibility wherever possible. Based on this role’s business requirements, this is a hybrid position requiring 3 days a week in a client or Cognizant office in Seattle - WA. Regardless of your working arrangement, we are here to support a healthy work-life balance though our various wellbeing programs.

What you need to have to be considered (Required):

• 8 - 12 years of experience of overall software development experience with proven responsibility for complex front end projects in large scale enterprise environments
• Expert level proficiency in React Js including modern hooks based patterns component lifecycle management state handling and routing within production grade applications
• Apply strong knowledge of JavaScript and related ecosystem tools such as bundlers testing frameworks and package managers to build efficient maintainable front end codebases.
• Bring practical understanding of multi channel or omnichannel solution design such as coordinating web mobile and other digital touchpoints to deliver coherent customer experiences.
• Show familiarity with hybrid work practices and collaborative tools enabling effective communication task tracking and documentation across onsite and remote team members.
• Utilize experience with API integration asynchronous data handling and error management to create stable resilient interfaces between React Js front ends and backend services.
• Demonstrate capability in performance profiling accessibility considerations and cross browser compatibility so that applications meet usability expectations for diverse user groups.
• Exhibit strong mentoring and coaching abilities focused on improving technical skills collaboration habits and delivery quality of fellow engineers without formal leadership hierarchy responsibilities

Salary and Other Compensation:

Applications will be accepted until 11/15/2026.

The annual salary for this position is from $70k to $117K depending on experience and other qualifications of the successful candidate.

This position is also eligible for Cognizant’s discretionary annual incentive program, based on performance and subject to the terms of Cognizant’s applicable plans.

Benefits: Cognizant offers the following benefits for this position, subject to applicable eligibility requirements:

- Medical/Dental/Vision/Life Insurance

- Paid holidays plus Paid Time Off

- 401(k) plan and contributions

- Long-term/Short-term Disability

- Paid Parental Leave

- Employee Stock Purchase Plan

Disclaimer: The salary, other compensation, and benefits information is accurate as of the date of this posting. Cognizant reserves the right to modify this information at any time, subject to applicable law.

Sobre a Cognizant
Cognizant (NASDAQ: CTSH) é uma construtora de IA e fornecedora de serviços de tecnologia, criando a ponte entre o investimento em IA e o valor para as empresas por meio do desenvolvimento de soluções de IA completas para nossos clientes. Nossa profunda experiência em setores, processos e engenharia nos permite incorporar o contexto único de cada organização em sistemas tecnológicos que potencializam a capacidade humana, geram resultados tangíveis e mantêm empresas globais à frente em um mundo em rápida transformação. Saiba mais em cognizant.ai ou @cognizant.

A Cognizant é uma empregadora que investe em equidade. Sua candidatura não será pautada em raça, cor, gênero, sexualidade, credo, origem, deficiência, gravidez ou qualquer outra característica protegida pelas leis brasileiras.

Informações adicionais de emprego 
Os candidatos podem ser obrigados a comparecer a entrevistas presenciais ou por videoconferência. Além disso, os candidatos podem ser obrigados a apresentar seu documento de identificação emitido pelo estado ou governo atual durante cada entrevista. 

Embora nosso sistema permita a candidatura em todos os idiomas, o(s) idioma(s) e o(s) nível(is) de proficiência exigidos para o trabalho variam. No entanto, é necessário um nível básico de inglês para fins de comunicação em toda a empresa. 

A Cognizant é uma empregadora que investe em equidade. Sua candidatura não será pautada em raça, cor, gênero, sexualidade, credo, origem, deficiência, gravidez ou qualquer outra característica protegida pelas leis brasileiras.

Se você tem uma deficiência que requer adaptações razoáveis para procurar uma vaga de emprego ou enviar uma candidatura, envie um e-mail para [email protected] com sua solicitação e informações de contato.