Platform Engineer

Job Type
Up to 11,000,000 JPY (depending on skills + performance bonus)
Japanese Level
English Level
Start Date



A leading Fintech firm in Japan is looking for a Platform Engineer to work on our payment system to deliver the best payment experience for our customers.

The mission of the team (which is call "Platform team") is to build and architect stable infrastructure so that we can provide secure service to all the customers with our highest speed. The number of transactions as well as users have been increasing day by day since the first product release. The infrastructure/system must be capable of scale-out and need to always consider room for the growth. Since the system is highly mission-critical, handling payment solutions - the top priority for the system is to be able to provide stable service. From risk-hedging perspective, it is important to assure the infrastructure is maintained properly with a high level of usability so that even if the resources fail instances get down, the service can be continued As a platform engineer, you will be required to architect the whole system in a scalable manner while with employing a variety of technologies.



Architect maintain and tune the infra system with the following tech domains:


- Kafka

- Kubernetes


※ They rotate roles and responsibilities among those tech stacks, and you will be able to experience a wide range of technologies.


Tech Stack:

- Python, groovy, HCL(, yaml)

- MySQL/AuroraDB, TiDB, DynamoDB, ELK, Kafka, Redis, nginx, envoy, openresty

- Docker, Kubernetes, Argo CD, Argo rollouts, Prometheus, Artifactory, AWS, GCP

- GitHub, GitHub Actions, Jenkins, terraform, ansible, about microservices, about 12 factors app, grpc, gitops

- NRQL, PromQL, Kibana, Bigquery

- Slack, Zoom, Confluence, JIRA, F2F


日本を代表するFintech企業が、お客様に最高の決済体験を提供するため、決済システムに携わるPlatform Engineerを募集しています。

このチームのミッションは、安定したインフラを構築し、最高のスピードですべてのお客様に安全なサービスを提供することです。最初の製品リリース以来、トランザクション数とユーザー数は日に日に増加しています。インフラやシステムにはスケールアウトの能力が求められ、常に成長の余地を考慮する必要があります。決済ソリューションを扱うミッションクリティカルなシステムであるため、安定したサービスを提供できることが最優先されます。リスクヘッジの観点からは、リソースが故障してもサービスが継続できるように、インフラが適切に維持され、高いユーザビリティが確保されていることが重要です。 プラットフォームエンジニアとしては、様々な技術を駆使しながら、システム全体をスケーラブルに構築することが求められます。





- Kafka

- Kubernetes



【会社概要 | Company Details】
Growing fintech company provides QR code and bar code based payment system. The company offers a flexible work schedule and you get your choice of tools (both hardware and software) and most importantly, the opportunity to work on tough problems with the brightest minds around you. Speaking English OR Japanese, but corporate language is the language you can program in.

【就業時間 | Working Hours】
Super Flextime available

【休日休暇 | Holidays】
Saturday, Sunday, and National Holidays, Year-end and New Year Holidays, Paid Holidays, Other Special Holidays

【待遇・福利厚生 | Services / Benefits】
Social insurance, Transportation Fee, Defined contribution pension system, training programs, no smoking indoors allowed (Designated smoking area), etc.

Benefits: Overtime + Late-night work + Commute (up to 150,000 per month OR WFH allowance), Company Contribution plan, open workspace etc.



Required Skills

Professional administration experience with at least one or few of the following:

- Kubernetes

- Security

- RDS (e.g. MySQL, Aurora)

- NoSQL (e.g. Redis, Elasticsearch, Cassandra)

- MQ (e.g. Kafka)

- Cloud Computing platforms (e.g. AWS, GCP)



- Kubernetes

- Security

- RDS(例:MySQL、Aurora)

- NoSQL (例:Redis、Elasticsearch、Cassandra)

- MQ (例:Kafka)

- クラウドコンピューティングプラットフォーム(例:AWS、GCP)