Web App Engineer(Global Team)

Web App Engineer(Global Team)


We are seeking passionate and driven international Web App engineers to join our Tokyo-based global engineering team.

Sansan is a cloud-based contact management tool for corporations. Centered around business cards, Sansan enables you to effortlessly build a complete contact database, accessible anywhere.

Eight is a personal business card application that builds your own business network that you can use any time from imported business cards.

<Bill One>
The Bill One cloud-based solution lets you receive and process both digital and paper invoices online.

We are seeking passionate and driven international engineers to join our Tokyo-based global engineering team.
Sansan is Japan’s leading business card-based contact management solution for corporations, and one of Japan’s leading SaaS products. Having over 80% market share in Japan, we are now setting our sights on global expansion, starting with Southeast Asia. To this end, we have set up a multinational global team within the engineering division. The global team is principally focused on building new features for a global audience, as well as supporting the effective localization of the product as a whole.
We seek motivated and ambitious software engineers to help us in this endeavor; by understanding and improving the product and its features, integrating and scaling it to new markets, and perceiving and prioritizing user experience and needs.

For more information on DSOC:

【Development Environment】
Languages used: C# 7, JavaScript (jQuery, Bootstrap, etc.), LESS
Framework: .NET Framework 4.6.1 (ASP.NET MVC, ASP.NET Web Forms, ASP.NET Web API, WPF)
Database: PostgreSQL 9.6, Redis 3.2
Repository: GitHub
Project Management: Confluence, Gantter, Planio, Trello
CI/Testing: Jenkins, NUnit
Infrastructure: AWS (EC2, S3, SQS, DynamoDB, SES, RDS, ElastiCache, etc.)
Operation/Monitoring: Zabbix, Grafana, New Relic, Amazon Elasticsearch Service, Fluentd, Chef


【Required Skills】
・At least 5 years experience with web development (preferably using C#.NET Framework, MVC, HTML/CSS/jQuery, RDBMS (PostgreSQL))
・Able to design domain models, database schemas and system architecture, with some cloud platform experience (preferably AWS)
・Able to write clean, maintainable and tested code
・Experience working in a team, doing code-reviews, git-flow, and releasing your own code
・A confident and forward-looking understanding of user expectations and needs
・A positive and motivated attitude

【Required Languages】
・Native or fluent written and spoken English


想定年収:6,700,000~11,520,000 yen per year
※Salary includes 45 hours overtime pay per month (irrespective of whether any overtime is worked)
※Any overtime beyond this will be paid additionally

Raise(Annually)、Bonus(Twice annually:January & July)、Transportation costs


Saturdays, Sundays, and national holidays
Annual paid holiday
New Year holiday

土日祝日、年末年始休暇 、有給休暇、チャージ休暇(7月?10月の間に連続3日間の休暇が取得できる制度 ※正社員のみ対象)


Japanese national health insurance

【Employee Empowerment】
Here are some examples of the benefits which full-time employees can receive.Please note that most have monthly/annual limits per employee.

Company subsidized eating/drinking out with colleagues in different teams.

The company will pay for work-related books, hardware and software you request.
*Only for engineering and creative positions.

Company subsidized language lessons.

Company subsidized rent for employees living within 2 train stops of Omotesando or Shibuya stations.

Working from home permitted up to 4 days per month.

Weekdays can be taken off in exchange for working on weekends/holidays.

Various benefits for new mothers, such as nursery fee subsidies.

Subsidies for parents of young children, covering babysitting and housekeeping fees.

3 consecutive paid days off between July & October (not deduced from paid holiday allowance).


本社/東京都渋谷区神宮前5丁目52-2 青山オーバルビル13階

・東京メトロ 銀座線・千代田線・半蔵門線「表参道駅」B2出口より徒歩4分

Aoyama Oval Building 13F, 5-52-2 Jingumae, Shibuya-ku, Tokyo, 150-0001, Japan

※You’ll be working in our head office, which is in a great location in the trendy and upmarket Omotesando area of Tokyo.
※Residence in Tokyo is required for the role, but applications from abroad are welcome. We will fully support any successful applicants’ relocation to Tokyo.


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