Preston Le - Java Developer

Preston Le

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Preston Le

4.9

Gender

Male

Main expertise

Java Spring Boot API Microservices REST API Back-end Full-stack SQL Oracle MySQL Redis React.js

Introduction

Preston Le is an experienced Java Developer known for designing and implementing robust APIs. He is proficient in SQL database operations and data structures, bringing over four years of hands-on experience to the table. Preston has extensive expertise in Spring Boot and has demonstrated his skills across various domains, including banking and workforce management. He is a strong team player with a coachable mindset, always prepared to adapt and learn.

Project list

Workforce Optimizer Application - Singapore

Implemented Microservice Architecture using Spring Boot, Spring Batch, and Restful API to enhance system scalability for customers. Collaborated with a team of 18 to design and deploy secure attendance management solutions, ensuring data integrity and system performance. Utilized GitLab for version control and CI/CD pipelines, resulting in a 30% faster deployment process. Integrated Swagger and Redis for API documentation and caching, improving system performance. Developed RESTful APIs for workforce analytics, scheduling, and time management solutions. Optimized and tuned the system to enhance performance by up to 20%.

Technologies: Java 8, Spring Boot, Maven, Redis, MSSQL, S3 Zenko, React

Edigi Payment Server Security - Vietnam

Developed and secured transaction systems for Eximbank, focusing on data confidentiality and integrity.

Implemented secure transactions using Apache POI. Utilized SOAP for ensuring data confidentiality. Integrated solutions for enhancing integrity of payment server at Eximbank (EIB).

Technologies: Java 8, Java 11, Spring Boot, Gradle, Redis, Oracle, MinIO, Microservices, SOAP

ELCA Project for the Swiss Government

Worked on developing web applications tailored for the Swiss Government, focusing on frontend development and effective project integration.

Designed and developed web applications for the Swiss Government using HTML, CSS, Bootstrap, and Angular, resulting in a user-friendly interface. Collaborated with cross-functional teams to integrate Bitbucket, Jira, and Confluence for effective project management and code version control.

Technologies: Java 11, Spring Boot, Gradle, Redis, MySQL, Intellij, Jira, Bitbucket

Code88 Project

Development of a comprehensive Product Management System focusing on enhancing user experience and backend integration.

Assisted in the development of APIs and web applications for an online Product Management System, improving system functionality and user experience. Collaborated with a team of 7 to implement RESTful API services and ReactJS components, ensuring seamless communication between frontend and backend systems. Utilized SVN for version control and Jira for project management, ensuring efficient collaboration and task tracking.

Technologies: Java 8, Spring Boot, Maven, LDAP, MySQL, ReactJS

Project list

Education

Expertise