📍 Minato-Ku, Tokyo, JapanFull time

About this role

Pocket Concierge (a subsidiary of American Express) is based in Kamiyacho, Tokyo, and provides booking options at some of the best restaurants that Japan has to offer. Since being acquired by American Express, many of our initiatives have been in pursuit of providing additional benefit to our cardmembers.

Our engineering team is small but looking to grow as we expand the offerings through our product. We work primarily in English but are a mix of Japanese and English native speakers. Our team has a hybrid working style, with time split between remote and days at the Kamiyacho office.
 

How will you make an impact in this role?

We are looking for a back-end engineer who can help contribute to the design, implementation, testing, and maintenance of features in our Rails application. You will be working alongside multiple other technical and non-technical stakeholders such as the Information Security and Compliance teams. 

You won't be expected to know everything from day one. You'll work closely with experienced engineers through code reviews, pairing, and technical discussions. As you become familiar with the product, you'll be encouraged to take ownership of features from initial discussion through implementation and release.
 

•    Professional experience developing modern web applications using an MVC web framework. Ruby/Rails experience is preferred but not required. 
•    Experience building and working with web APIs (e.g. REST or GraphQL).
•    Experience writing automated tests and familiarity with common testing practices.
•    Experience working with relational databases and SQL. 
•    The ability to communicate effectively in English within the engineering team.

 Nice To Have Skills

•    Japanese language ability.
•    Experience using React, or similar frontend frameworks.
 

At American Express, our culture is built on a 175-year history of innovation, shared values and Leadership Behaviors, and an unwavering commitment to back our customers, communities, and colleagues. From delivering differentiated products to providing world-class customer service, we operate with a strong risk mindset, ensuring we continue to uphold our brand promise of trust, security, and service.

As part of Team Amex, you’ll experience our powerful backing with comprehensive support for your holistic well-being and many opportunities to learn new skills, develop as a leader, and grow your career. Here, your voice and ideas matter, your work makes an impact, and together, you will help us define the future of American Express.

Frequently Asked Questions

Is the salary disclosed for the Back-End Engineer position at American Express?
The salary for this Back-End Engineer role at American Express is not publicly listed. Click "Apply Now" to learn more about the compensation package on their official careers page.
Where is the Back-End Engineer position at American Express located?
This Back-End Engineer role at American Express is based in Minato-Ku, Tokyo, Japan. The position is listed as on-site or hybrid. Check the full job description or apply directly to confirm the work arrangement.
Is the Back-End Engineer role at American Express full-time or part-time?
This is listed as a Full time position. It is posted as a Back-End Engineer role at American Express.
How do I apply for the Back-End Engineer position at American Express?
Click the "Apply Now" button on this page. You will be redirected to American Express's official application portal hosted on oraclecloud where you can submit your application directly.
When was the Back-End Engineer job at American Express posted?
This Back-End Engineer position at American Express was posted on Sep 24, 2026. Apply as soon as possible — early applications are often reviewed first.
Back-End Engineer
American Express
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You'll be redirected to American Express's official application page on oraclecloud.