Jizong Liang
Philadelphia,PA
Summary
Adaptable Senior Software Engineer talented at providing customized and optimized solutions for all needs. Thrives within tight deadlines by applying agile development strategies. Comfortable overseeing large-scale development teams or independently coding complex projects.
Overview
5
5
years of professional experience
Work History
Sr software engineer
PNC
10.2023 - Current
- I contributed to a fullstack React Typescript and NodeJS POC application for PNC customers managing their 3rd party services subscription and transaction
- I work on building PNC's brand new internal Loan origination application system. It handles Loan application intake, Loan booking, Fraud check with Experian, and approval from FICO etc, the whole orchestration is build through flowable workflow and JAVA microservices.
- Since I joined PNC, I started to work on multiple brand new Java Springboot microservices, and they handle loan origination actions, underwriter tasks, and origination orchestration as well as operations. Since I am a Fullstack, I also contribute to the UI of this system in Angular
- Besides development, I also help trouble shooting with devOps related issue on OpenShift, management Dynatrace and Logscale dashboard responsible for performance testing and release management
Sr software engineer
Ally Financial
01.2022 - 10.2023
- I was the major contributor to ALLY brand new credit card serverless backend API, it handles intake of application, application evaluation and determination with AWS AppSync GraphQL, Lambda and Step Function, SQS as and MongoDB. All code was written in NodeJS, with Typescript.
- I created a Serverless self heal system to automatically retry failed DLQ messages from different services, lambda and SQS, such as issues arised from data quality, or system downtime etc, it enhances the data correction process and increase Data Steward team resolving applications errors.
- I built a Fullstack portal application with React and NodeJS on AWS Api Gateway, where different teams or business staff can utilize to better manage credit card application datas, permission, and roles etc.
- I helped building a Kafka producer for relaying system messages as a JAVA springboot microservice, it relates application downstream data directly to ALLY Enterprise Kafka cluster, therefore, other teams can consume the messages for further downstream processing.
- I was selected as a security Champion who completed level 2 security training and worked as a security agent safe guarding our projects code quality and scans and triaging any security vulnerability before production release
- I created and maintained all serverless projects with Terraform, and maintain CICD through enterprise Gitlab.
- I helped created a Splunk and Datadog dashboard for our projects observability.
Sr Software Engineer
Finance Of America
01.2020 - 01.2022
- Rebuilt and Migrate a full-stack Homeshare application, Silvernest, from Ruby on Rail to modern stacks. Frontend is built with NextJs and Typescript, Redux, and Material UI. Backend is built with NodeJS, Typescript, PostgreSQL.
- Integrated third-party services like Stripe, Intercom, and Plaid and Identify service Cognito
- Maintained the database migration and cleanup, setup Kibana, and Elasticsearch.
Fullstack engineer
Comcast
01.2019 - 01.2020
- Built internal applications for frontend and backend using React, Redux, ImmutableJS, GraphQL, Node.js, MongoDB, and MySQL
- Implemented Concourse pipelines for deployment.
Education
COMPUTER SCIENCE -
Mississippi State
01.2018
PATHOLOGY PHD -
UMMC dropped out
01.2016
BA-BIOCHEM & ART -
Belhaven University
01.2014
Skills
- Fullstack
- Backend
- Devop
- Cloud
- AWS Serverless
- SRE
- Terraform
- NodeJS
- Python
- MongoDB
- Kafka
- Java
- React
- NextJS
- AngularJS
Volunteer Experience
- 2023, present, Develop For Good, LEAD TEAM MENTOR
- 2023, present, HIAS Philadelphia, TRANSLATOR
- 2023, present, Liberia Medical Mission, WEB DEVELOPER
- 2021, present, Pluralsight, LEAD INSTRUCTOR
- 2023, present, fFullstack Academy, LEAD INSTRUCTOR
- 2022, present, ThriveDX, LEAD INSTRUCTOR
Hobbies and Interests
- Piano
- Painting
- Cooking
Languages
English
Native or Bilingual
Chinese (Cantonese)
Native or Bilingual
Chinese (Mandarin)
Native or Bilingual
Timeline
Sr software engineer
PNC
10.2023 - Current
Sr software engineer
Ally Financial
01.2022 - 10.2023
Sr Software Engineer
Finance Of America
01.2020 - 01.2022
Fullstack engineer
Comcast
01.2019 - 01.2020
COMPUTER SCIENCE -
Mississippi State
PATHOLOGY PHD -
UMMC dropped out
BA-BIOCHEM & ART -
Belhaven University