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Cha Byeongjun Location
South Korea
Cha Byeongjun Work
Tech Lead and Senior Backend and Data Engineer @ (May 2025 - Present)
Tech Lead and Backend Developer @ (December 2023 - April 2025)
Backend Tech Lead and Server Developer @ (January 2022 - November 2023)
Tech Lead and Cloud Engineer @ (October 2019 - December 2021)
IoT Platform Tech Lead and Backend Developer @ (November 2016 - October 2019)
Cha Byeongjun Skills
AWS EKS
AWS Lambda
AWS MSK
Amazon EKS
Amazon SNS, SQS, Lambda, API Gateway
Amazon Web Services (AWS)
Analytical Skills
Apache Kafka
Avro
Backend Development(Sping Boot, Java 기반 백엔드 개발)
Binary
Cloud Computing (AWS, GCP, Azure 등 클라우드 아키텍처)
Communication
Data Engineering (데이터 파이프라인 설계 및 최적화)
Extract, Transform, Load (ETL)
HL7 Standards
IEEE 11073
IoT System Architecture (공장 자동화 및 센서 데이터 처리 시스템)
Java
Keycloak
Kubernetes
Monitoring & Observability (모니터링 시스템 구축 및 운영)
OAuth
OLAP
Problem Solving
Project Management
Prometheus
Python (Programming Language)
SQL
STOMP
Spring Boot
Team Collaboration
gRPC
Cha Byeongjun Summary
Cha Byeongjun, based in South Korea, is currently a Tech Lead and Senior Backend and Data Engineer at SELVAS AI. Cha Byeongjun brings experience from previous roles at Humax, SeersTechnology, Hana Micron Inc. and NuriFlex Ethiopia. With a robust skill set that includes AWS EKS, AWS Lambda, AWS MSK, Amazon EKS, Amazon SNS, SQS, Lambda, API Gateway and more.
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