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Cloud, Web Application Developer

Cognizant Tokyo

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EN: conversational
JP: business
Employment Type
Full time

Job Description


We are working for device application / server(including cloud) application mainly for Top 3(ntt docomo, SoftBank and KDDI) mobile operators in Japan.

And expanding project covering Mobile Applications(Android, iOS), Cloud Server Solution(AWS, Azure), AI(Data analysis, Learning models), xR solution(vR, AR, MR ) and IOT solution(Sensing).

Work Location

Client office (close to Hamamatsucho, Daimon in Tokyo)

As a Full stack Developer, you will get an opportunity to understand the client business requirements and contribute to the definition of technical specification, design, implementation and testing of Cloud service development, and working in agile environment.

You will become an active member of the Solution development team that works with our customer.

You are responsible for entire development phases (spec definition, research, design, implementation, and testing) in agile way of development.


  • Investigation for requirement and cloud/web application target functionalities
  • Analyzing and defining requirements
  • Design specific functionalities for web application
  • Setup AWS environment and configuration
  • Testing and debugging web application


Required Qualifications

  • A minimum 3years’ experience in AWS Commercial product Development
  • Experience using Linux
  • Experience working with REST and SOAP web services
  • Experience in JS development
  • Knowledge and experiences in defining and writing technical specification
  • Communication skill for internal team coordination
  • Business level Japanese and conversational level English

Preferred Qualifications

  • Experience using AWS Lambda
  • Experience using AWS SNS, push related functionality
  • Experience using container

About the Company

Cognizant (Nasdaq-100: CTSH) is one of the world's leading professional services companies, transforming clients' business, operating and technology models for the digital era. Our unique industry-based, consultative approach helps clients envision, build and run more innovative and efficient businesses. Headquartered in the US, Cognizant is ranked 185 on the Fortune 500 and is consistently listed among the most admired companies in the world.

Cognizant is an equal opportunity employer. All qualified applicants will receive consideration for employment without regard to sex, gender identity, sexual orientation, race, color, religion, national origin, disability, age, or any other characteristic protected by law. If you have a disability that requires a reasonable accommodation to search for a job opening or submit an application, please email with your request and contact information.