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Hiwot Mamo

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Experience Level

Expert
Expert
Expert
Expert
Expert
Expert
Expert
Expert
Expert
Expert
Expert
Expert
Expert
Intermediate
Intermediate
Intermediate
Intermediate
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Language

English
Fluent

Work Experience

Senior Java Full Stack Developer at Truist Financial
April 1, 2023 - Present
Engineered and deployed RESTful APIs with Spring Boot and Node.js, enabling high-availability financial applications across distributed systems. Transitioned legacy workloads to AWS serverless infrastructure using Lambda, API Gateway, and S3, cutting cloud expenses by 25%. Integrated Elasticsearch for dynamic search and analytics, improving response times and observability. Streamlined build and release cycles with Jenkins-based CI/CD pipelines and maintained 90%+ test coverage with JUnit, Mockito, and Mocha. Collaborated with QA, product, and DevOps teams to align architecture with business priorities and compliance standards.
Senior Java Full Stack Developer at CoreLogic
June 1, 2022 - March 1, 2023
Developed and maintained RESTful microservices for secure payment and authentication workflows using Spring Boot and Node.js. Deployed containerized services to AWS ECS and PCF, improving scalability and deployment consistency. Refined Elasticsearch data indexing models, accelerating query performance by 40% and improving reporting efficiency. Created serverless data-processing modules via AWS Lambda and API Gateway, reducing manual operational effort. Automated regression and integration tests with Jenkins and Git, reducing release times by 30%.
Senior Software Engineer (Java Backend Developer) at J.P. Morgan Chase
May 1, 2021 - May 1, 2022
Designed high-performance Spring Boot microservices supporting large-scale transaction processing and financial analytics. Built AWS Lambda–based automation workflows with SNS and SQS, streamlining real-time data integration between services. Enhanced system observability by embedding Elasticsearch for real-time monitoring and search capabilities. Increased test coverage by 35% through TDD practices with JUnit, Mockito, and Chai, minimizing post-release defects. Partnered with product teams to translate complex financial requirements into modular, cloud-native APIs.
Java/J2EE Developer at Rapid Solutions
June 1, 2019 - August 1, 2020
Developed secure RESTful APIs in Spring Boot and Node.js for enterprise data and authentication services. Integrated OAuth 2.0 and JWT frameworks to strengthen API authentication and authorization. Implemented AWS serverless solutions using Lambda, S3, and API Gateway, improving throughput and reducing maintenance. Automated build, test, and deployment pipelines using Jenkins to support continuous delivery. Engaged in Agile ceremonies, ensuring consistent collaboration between backend, QA, and infrastructure teams.
Java Developer at Avaya
June 1, 2014 - December 1, 2018
Developed enterprise-grade Spring MVC and Java-based REST APIs supporting unified communication platforms. Deployed Elasticsearch for high-speed data retrieval, improving search efficiency and user experience. Automated backend workflows via AWS Lambda and API Gateway, enabling real-time data synchronization. Built reusable test frameworks with JUnit and Mockito, improving overall code quality and reliability. Partnered with UI and QA teams to deliver robust, high-performance releases under tight deadlines.

Education

Master of Science (M.S.) in Computer Science at Addis Ababa University, Ethiopia
January 1, 2012 - January 1, 2014
Master of Science (M.S.) in Computer Science at Addis Ababa University, Ethiopia
January 1, 2012 - January 1, 2014
Master of Science (M.S.) in Computer Science at Addis Ababa University, Ethiopia
January 1, 2012 - January 1, 2014
Master of Science (M.S.) in Computer Science at Addis Ababa University, Ethiopia
January 1, 2012 - January 1, 2014

Qualifications

Add your qualifications or awards here.

Industry Experience

Financial Services, Professional Services, Software & Internet, Other, Computers & Electronics