Full Stack Developer
Compunnel, Inc.
Seattle, Japan Full Time Technology Jobs Japan
Job Description
We are seeking a highly skilled Full Stack Developer with strong experience in both front-end and back-end technologies.
This role involves building secure, scalable applications and supporting cross-functional development efforts.
Key Responsibilities
- Build user interfaces using Vue.js or Handlebars.js.
- Develop and support authentication systems including login screens, multi-factor authentication, and token validation.
- Conduct API testing including endpoint validation, request/response formats, and data integrity.
- Write and execute queries using Splunk for monitoring and troubleshooting.
- Collaborate with cross-functional teams to deliver production-ready solutions.
- 7+ years of software engineering experience.
- Experience with Vue.js or Handlebars.js.
- Strong back-end development skills using Java and Spring Boot.
- Hands-on experience with authentication technologies and secure coding practices.
- Familiarity with UI and API testing methodologies.
- Strong debugging and problem-solving skills.
- Experience using Splunk for log analysis and monitoring.
- Exposure to agile development environments and CI/CD pipelines.
Posted April 11, 2026