Senior BackEnd Engineer (Python/API)

About Us

WealthPark is a startup IT venture to provide asset management and management platform application.
Currently, we are taking on the challenge of “visualization” of non-liquid assets in the real estate industry, which is one of the alternative assets.

Blog – about the Engineering team and technology stack at WealthPark
Employee interview


About The Role

We use Python to develop several key backend products. As part of a global engineering organization, we expect you to accelerate our product improvements. You will be working closely with Product Managers, Product Designers, SRE, BackEnd, FrontEnd, and mobile application engineers to deliver growth to our products.

What You Will Do

  • Brainstorm and do design sprint with Product Managers, Designers, Backend, and FrontEnd Engineers to build new features, architectures.
  • Develop web API by using Python and Flask.
  • Maintain and improve existing products(mainly Python).
  • Build and improve CI/CD pipeline by using gitlab ci , k8s, docker, terraform and so on.
  • (Optional) Develop and improve GraphQL server by using Node.js .
  • (Optional) Develop ETL platform by using Python and Airflow.
  • (Optional) Develop a new API with modern technology such as Go or Scala for architecture improvement.

What You Will Need

  • 6+ years of building software development with software development.
  • 3+ years of back-end and web API development experience.
  • 1+ years of building software development with Python.

Technical Skills

  • Experience leading technical decisions.
  • Experience designing architecture.
  • Experience developing web products using Python.
  • Experience developing web products using Flask or equivalent restful API framework.
  • Experience developing products using docker , k8s.
  • Experience developing products using No-SQL and RDB or equivalent understanding.
  • Experience developing on AWS, GCP, or Azure cloud systems or equivalent understanding.

Soft Skills

  • English(80% of engineers are non-Japanese. We are a very international team.)
  • Highly organized person.
  • Have motivation for team development.
  • Empathy for Behavior Identity of WealthPark.
  • Be able to weigh several and often conflicting constraints and make decisions in a fast-moving and quickly-growing company.
  • Continuously learn new technologies and find ways to solve issues and requirements.

Preferred Qualifications

  • Knowledge of CI/CD tooling such as Jenkins, Github Actions, Gitlab CI, ArgoCD.
  • Leadership experience
  • Deep understanding of some domain or business model
  • Experience about Apache Airflow
  • Experiences of development by PHP, Ruby, Scala
  • Experience working in the real estate or Fintech industry
  • Experience about Event-Driven Architecture
  • Experience with GraphQL.
  • Communication in Japanese (not required)

What’s In It For You

  • Flexible working schedule 
  • Health insurance, etc.
  • Maternity leave/Paternity Leave
  • Casual dress code
  • Career progression plan
  • PC: MacBook Pro/Windows + 1 Monitor
  • Until COVID-19 is settled and we’re ready to issue visas, you can start working remotely from abroad


At WealthPark, we give opportunity for everyone to find alternative ways of investing into your own future. Diversity and Inclusion plays an important role for our company as we welcome employees from over 16 different countries. We welcome people from all sorts of backgrounds without regard to race, color, gender identity, religion, age, disability, or others. 

If you have interest, passion, and want to make a change, join us!


Additional resources:

Employee Interview of Engineering Department
Mobile Team (in JP)
QA Team (in EN)
Backend Team (in EN)


Apply Here!