Jason Yang

Software Developer · New York

Java Software Developer specializing in Spring Boot–based RESTful API development and microservices architecture. Experienced in building and deploying Dockerized services and implementing event-driven communication using Kafka. As always I am continously learning to self improve myself and taking cerficiations.

Skills

Programming Languages & Tools
Java 8/11/17 Spring Boot Postgres Jenkins Angular 7
Cassandra Raven OSS SonarQube Bootstrap Linux
HTML CSS Javascript Apache Spark Maven
Kafka MongoDB Apache POI Gradle Bitbucket

Education

Baruch College

Business administration
Field of Study: Computer information Systems
August 2012 - May 2016

Certifications

Duke University

Java Programming: Arrays, Lists, and Structured Data
View
August 2022

LearnQuest

Spring MVC, Spring Boot and Rest Controllers
View
August 2022

Experience

Software Developer

Citigroup
  • Owned and maintained the user entitlement access service for Citi’s applications, ensuring secure and compliant access control across multiple business units.
  • Designed and implemented a workflow to aggregate and summarize transactional data within Citi’s application, integrating outputs directly into Microsoft Teams
  • Developed an event-driven notification service using Kafka to deliver high priority alerts to bankers
  • Decommissioned legacy writer service and migrated traffic to a new event driven architecture reducing CPU resource utilization
October 2022 - February 2026

Software Engineer

JPMorgan chase & co
  • Refactored Spark batch jobs and optimized partitioning strategy, reducing processing time by 20%.
  • Increased and maintained unit test coverage above 80% across multiple projects
  • Partnered with business stakeholders to validate new datasets in test environments, ensuring data quality and production readiness.
October 2021 - July 2022

Github Projects

Project Name Technology Used Description Link
Spark Project Apache Spark, Cassandra, Java Spark Project payment service View
Bank Account Java, SpringBoot Simple banking application depositing and withdrawing View
Java Roulette GUI Java, Java Swing Full GUI experience of playing Roulette View
Password Generator Bootstrap, Javascript Web application that generates passwords View
Java Employee Database Java, UCanAccess, MS access, Java Swing Application that allows entering employee data View