Robel Abraha
Full Stack Developer @UnitedHealth Group
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WORK HISTORY
Full Stack Developer @UnitedHealth Group
Oakland, CA, US
Developed scalable Java and Spring Boot EHR/EMR modules with interactive UI components, integrating AWS RDS for optimized database access and improving patient workflow efficiency by 23%, processing more than patient records daily.• Built responsive dashboards with React, Bootstrap, and Tailwind CSS, improving medical staff interaction and scheduling efficiency by nearly 27%, managing approximately 150 daily appointments, and streamlining reporting workflows across multiple departments.• Deployed applications on AWS EC2 and stored assets on S3, supporting over 500 concurrent users, ensuring high availability and responsive access to critical patient data, and reducing annual infrastructure costs.• Collaborated with cross-functional teams using Scrum and Git to monitor application performance with AWS Lambda and CloudWatch, maintaining 99.9% uptime for hospital systems.• Managed MySQL databases with HIPAA-compliant access controls, optimizing queries to reduce patient record retrieval time by roughly 18% for around records, and applied JUnit, Mockito, and Postman for unit and API testing within an Agile workflow.
EDUCATION
Laney College
Associate of Science - AS, Computer Programming, math and science
ABOUT ROBEL ABRAHA
Java Developer with 6+ years of experience delivering secure, scalable, and high-performance applications across financial services, healthcare, and IT domains. Proficient in Java, Spring Boot, Hibernate, Microservices, RESTful APIs, and front-end frameworks like React and Angular. Experienced in developing HIPAA-compliant systems and financial applications, integrating complex databases, and optimizing application performance. Skilled in end-to-end development in Agile environments, translating business, clinical, and financial requirements into reliable, user-centric software solutions.
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