- Lead the development and maintenance of back-end services using FastAPI (Python).
- Collaborate with cross-functional teams to integrate solutions into products and services.
- Design and manage relational databases using MySQL.
- Set up middleware and infrastructure using Kubernetes.
- Implement logging and monitoring with the ELK Stack.
- Integrate SSO solutions (OIDC/SAML) using Microsoft EntraID, Okta, etc.
- Develop client certificate-based authentication for secure browser communications.
- Collaborate with front-end, DevOps, and security teams.
- Participate in code reviews and mentor junior developers.

***Essential 
- Experience: Minimum 3,5 years for developers.
- Educational Requirements: Bachelor's or Master's degree in Computer Science, Engineering, or a related field.
- Programming Languages: Proficiency in Python, especially FastAPI.
- Database Management: Experience with MySQL, including schema design and optimization.
- Middleware & Orchestration: Hands-on experience with Kubernetes for deploying and managing containerized applications.
- Proxy & Network Security: Experience with Squid and Mitmproxy for secure communication management.
- Logging & Monitoring: Knowledge of ELK Stack for monitoring and analytics.
- Cloud Platforms: Experience with AWS or Azure is plus.
- Authentication & Security: Experience with SSO (OIDC/SAML) and client certificate- based authentication.
- Web Technologies: Familiarity with VueJS/NuxtJS for integration.

Desirable 
- Japanese company and Japanese language experience is preferable.

● 100% salary in probation time
● Beside NET salary, employee will get bonus 2 times per year according to working performance periodically and company profit.
● Review Salary : 1 time per year. ( in January)
● Professional working conditions.
● Japanese, Support IT and Business Manner courses.
● Work off on Saturday and Sunday by weekly, public holidays according to Vietnam labor Law.
● Except mandatory insurance (regulated by Vietnam Insurance Security), AON insurance package for employee and family (spouse and kids) is included.
● Take annual leave 16 days per year.
● Have a chance to study/work in Japan.
● Team building activities and sport clubs. (badminton, dance, soccer,..)

● Bonus: 2 times per year
● Salary increment: 1 time per year
● Chance to work abroad