Java Developer, Backend
Summary
Mid/Sr. Java backend developer building and operating CCDI systems using Java/Python, Kafka, Kubernetes, and multiple databases (PostgreSQL, Oracle, MongoDB, Redis).
Java Developer (CCDI Operations / Backend) (Mid/Sr. Level) - Bilingual in Korean/English
Location: Irvine, CA, us
Company Description
Mid/Sr. Java Developer (CCDI Operations / Backend)
- On-site role (Mandatory)
- Contract position (Start: July, Minimum 1 year)
- Compensation: $100K+ DOE
Position Overview
We are seeking Mid-Level Backend Developers to support CCDI operations and development.
This role involves CI/CD management, MSA-based deployments, backend development, data processing, Kafka-based event streaming, and database integration/migration work.
Strong English communication skills are required.
Must be Bilingual in Korean/English
Job Description
- Manage and operate CI/CD pipelines (Kubernetes, MSA deployment & release management)
- CCDI core backend development and system enhancements
- Backend development using Java / Python
- Database integration with PG, Oracle, MongoDB, and Redis
- Kafka event streaming (consumer/producer development and optimization)
- MongoDB batch processing (data deletion, legacy data migration)
- Support EAI and database migration (BLODS, PKTMS, TODS)
- Support Informatica migration activities
- Provide production on-call support (average 10.8 hours/day operational coverage)
- System monitoring, incident response, and KUS VOC support
- Code review and QA governance
- Additional system integration/support tasks (MQTT, ISS, JP, etc.)
Qualifications
- Experience in Java / Python development
- Experience with Oracle, MongoDB, Redis, and PG database integration
- Experience with Kubernetes and CI/CD environments
- Experience with MSA-based systems
- Backend development and production support experience
- Strong English communication skills (required)
Preferred Qualifications
- Experience in large-scale enterprise system operations
- Experience with database or legacy system migration
- Experience with Kafka-based event streaming
- Experience with EAI or Informatica migration
- Experience in production support or 24/7 environments
Additional Information
All your information will be kept confidential according to EEO guidelines.