Sr ReactJS Developer (FTE/Onsite)

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Date: May 1, 2026

Location: San Leandro, CA, US

Company: NTT DATA Services

Req ID: 370819 

 

NTT DATA strives to hire exceptional, innovative and passionate individuals who want to grow with us. If you want to be part of an inclusive, adaptable, and forward-thinking organization, apply now.

 

We are currently seeking a Sr ReactJS Developer (FTE/Onsite) to join our team in San Leandro, California (US-CA), United States (US).

 

Job Duties and Responsibilities:

 

In this role, you will: 


•    May require to works on multiple applications.
•    Provides informal mentoring to less experienced colleagues.
•    Develops innovative and creative output based on interpretation and analysis.
•    Participates and may lead critical projects, customer engagements or business processes.
•    Provides design and documentation at an application or function capability level.
•    Participates in establishing and maintaining application standards and processes.
•    Effectively communicates application and technical direction to the business and within the customer's IT organization.
•    Advises on issues of systems integration, compatibility, scalability, and multiple platforms.
•    Lead moderately complex initiatives and deliverables within technical domain environments. 
•    Contribute to large scale planning of strategies. 
•    Design, code, test, debug, and document for projects and programs associated with technology domain, including upgrades and deployments. 
•    Review moderately complex technical challenges that require an in-depth evaluation of technologies and procedures.
•    Resolve moderately complex issues and lead a team to meet existing client needs or potential new client needs while leveraging solid understanding of the function, policies, procedures, or compliance requirements. 
•    Works with Product, Interaction and Visual Designers to implement the next generation User Interface platform & Applications.
•    Collaborate and consult with peers, colleagues, and mid-level managers to resolve technical challenges and achieve goals. 
•    Lead projects and act as an escalation point, provide guidance and direction to less experienced staff. 
•    Strong verbal and written communication skills Good analytical skills

 

Required Qualifications: 


•    5+ years of Software Engineering experience,  

•    4+ years of experience with modern HTML, CSS, JavaScript (ES6+), Typescript and writing clean, high-quality and developer friendly code. 
•    4+ years of Web Development with any modern JavaScript Web frameworks such as React JS or similar. 
•    Experience with creating near pixel perfect, robust and developer friendly code for user interfaces / Web Applications. 
•    Experience with ReactJS, JestJS, React Testing Library (RTL), Webpack, StorybookJS, StencilJS
•    Experience build RESTFul API and web services. 
•    Experience with creating large scale Web Applications, specifically with ReactJS. 
•    Familiarity with complex state management, specifically with other state management tools like Redux, RxJS or other similar. 
•    Experience writing and UI unit tests (Jest, Jasmine, etc.) 
•    Experience or strong knowledge in BDD/Automated testing and Accessibility / ADA
•    Experience with guidance and mentoring of other developers while working on projects and initiatives.
•    Experience with creating high-performance applications.
•    Experience with code hosting platform for version control and collaboration tools like GitHub.
•    Experience with Project Tracking software like Jira.
•    Experience in using developer tools for troubleshooting the issues.
•    Experience or having knowledge in monitoring applications like Splunk, etc.
•    Experience or having strong knowledge working with Content Management Systems (CMS).
•    Experience or having knowledge in using the Interface Design tool like Figma, Invision, etc,..

 

About NTT DATA

 

NTT DATA is a $30 billion business and technology services leader, serving 75% of the Fortune Global 100. We are committed to accelerating client success and positively impacting society through responsible innovation. We are one of the world's leading AI and digital infrastructure providers, with unmatched capabilities in enterprise-scale AI, cloud, security, connectivity, data centers and application services. our consulting and Industry solutions help organizations and society move confidently and sustainably into the digital future. As a Global Top Employer, we have experts in more than 50 countries. We also offer clients access to a robust ecosystem of innovation centers as well as established and start-up partners. NTT DATA is a part of NTT Group, which invests over $3 billion each year in R&D.

 

Whenever possible, we hire locally to NTT DATA offices or client sites. This ensures we can provide timely and effective support tailored to each client’s needs. While many positions offer remote or hybrid work options, these arrangements are subject to change based on client requirements. For employees near an NTT DATA office or client site, in-office attendance may be required for meetings or events, depending on business needs. At NTT DATA, we are committed to staying flexible and meeting the evolving needs of both our clients and employees. NTT DATA recruiters will never ask for payment or banking information and will only use @nttdata.com and @talent.nttdataservices.com email addresses. If you are requested to provide payment or disclose banking information, please submit a contact us form, https://us.nttdata.com/en/contact-us.

 

NTT DATA endeavors to make https://us.nttdata.com accessible to any and all users. If you would like to contact us regarding the accessibility of our website or need assistance completing the application process, please contact us at https://us.nttdata.com/en/contact-usThis contact information is for accommodation requests only and cannot be used to inquire about the status of applications. NTT DATA is an equal opportunity employer. Qualified applicants will receive consideration for employment without regard to race, color, religion, sex, sexual orientation, gender identity, national origin, disability or protected veteran status. For our EEO Policy Statement, please click here. If you'd like more information on your EEO rights under the law, please click here. For Pay Transparency information, please click here.


Nearest Major Market: San Francisco
Nearest Secondary Market: Oakland

Job Segment: Testing, Cloud, User Experience, Developer, Consulting, Technology

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