About the role

What will you do at Hana Cloud Solutions LLC?

Responsibilities

but not limited to:
* Take full ownership of specific tasks or features within the system upgrade
project
* Write clean, efficient, and maintainable code while conducting rigorous unit
testing to ensure all deliverables meet H Mart's project standards
* Participate actively in code reviews, providing and incorporating
constructive feedback to maintain high engineering standards
* Collaborate with the core engineering team to design and implement new
features that directly simplify store-level operations
* Develop and maintain robust data pipelines with minimal supervision, ensuring
seamless data flow between stores and headquarters
* Implement data transformations, cleaning, and aggregation; optimize workflows
for maximum performance and scalability as the system grows
* Perform consistent data validation to ensure the integrity and quality of
inventory and sales data
* Collaborate with data analysts and scientists to translate business data
requirements into technical pipeline structures
* Manage and maintain CI/CD pipelines, implementing continuous minor
improvements to the integration and deployment processes for faster release
cycles
* Maintain and manage all development environments, performing initial incident
handling and troubleshooting to ensure developer productivity
* Work closely with both Development and Operations teams to implement industry
best practices and participate in high-impact, cross-functional projects

Qualifications

/ Skills:
* 3-5 years of experience in Full-Stack Development or a combination of Data
Engineering/Analysis and software development
* Hands-on experience with the JAVE Spring framework
* Proven experience in Python data processing and ETL pipeline development
* Strong background in RDBMS query development and performance optimization
* Experience building and deploying applications using Cloud platforms (AWS or
Azure)
* Advanced proficiency in JAVA, JAVA Script, and React
* Expert-level knowledge of Python and SQL for complex data handling
* Strong understanding of Server-Client Communication protocols and modern web
architecture
* BA/BS in Computer Science, Data Science, Information Technology, or a related
field
* Bilingual in Korean and English preferred

Benefits

* Health, Dental & Vision insurance / EAP (Employee Assistance Program) per

company policy

* 401 (k) Retirement Plan with up to 5% match per company policy

* Life Insurance and AD&D (Accidental death & Dismemberment) per company policy

* BTA Insurance (Business Travel Accident Coverage)

* Company provided lunch

* Paid-time off (PTO) and Paid Holidays per company policy

* Celebration & Condolence Benefits per company policy

* Smart Card: Earn additional 4 points to the standard $1 = 1 point

* Holiday Gift certificates per company policy

* FSA (Flexible Spending Account) per company policy

* DCFSA (Dependent Child Care Spending Account) per company policy

Work Hours: 8:30 AM - 5:30 PM, Mon - Fri

Salary Range: $103,900 - $154,000

Which skills does this role require?

JavaSpring frameworkPythonETL pipeline developmentRDBMSSQLJavaScriptReactAWSAzureCI/CDData validationWeb architectureFull-stack developmentData engineeringDevOpsSpringETLData pipelinesFull-stackData analysisSystem upgradeInventory managementSales dataCloud platformsUnit testingCode reviewsTroubleshootingScalabilityPerformance optimizationServer-client communicationComputer scienceData scienceInformation technology

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