# Sun Jack Chen

> Enjoying life, studying new things, working on projects and looking for a role where I can help build cool things.

Location: New York, New York, United States
Profile: https://flows.cv/sunjackchen

Software engineer who likes solving interesting problems.

## Work Experience
### Software Engineer @ Fathom
Jan 2023 – Jan 2024 | New York, NY
Lead automation of SOC2 audits on 10,000+ rolebindings leading to violation discovery as well as reducing engineer quarterly audit efforts from 2 weeks to 2 days
Built and tuned OCR Beam pipeline to surpass our requirement of processing 50M+ pages a day 
Drove org-wide Airflow version upgrade, deployment and documentation resulting in 15% reduction in vulnerabilities, and 20% reduction of weekly P0/P1 tasks due to flakes, saving 1 engineer day a week
Migrated our IaC from GCP’s GDM to Terraform CDKTF reducing customer onboarding by 2-4 weeks
Customer Onboarding work like HL7(industry-standard) integration, new SLA metrics, database configuration
Frequent discussion with eng leaders about engineering roadmap and feature prioritization
Domain expert for Airflow, GCP, K8s, Terraform; added to slack handles used in #eng-help-me

### Software Engineer @ CloudNatix Inc.
Jan 2020 – Jan 2023 | California, United States
Innovated compute infrastructure software with industry veterans as engineer #4
Implemented zero-to-one RBAC mechanism allowing client admins fine-grained control on principals’ access
Extended compatibility to other public clouds Azure and GCP to secure client contracts
Contributed to core features container, intra-/inter-cluster level optimizations, systems monitoring and insights
Wrote user documentation on our optimization capabilities and the potential impact on cost and SLA
Launched hiring pipeline with Alma Mater, and conducted 40+ interviews for all ranged of experiences

### Software Engineer Intern @ Uber
Jan 2019 – Jan 2019 | San Francisco Bay Area
Migrated a visualisation tool to React, Node, Express, Webpack for a better development experience.
Wrote Batch ETL pipelines to aggregate on petabytes of data to fill our organisations KPI dashboards.
Collected and Published important trip-related data to Kafka and Hive for DSPA use in the future.
Created a plan to migrate one of my team's core service to an internal Flink Platform.

### Software Engineer Intern @ Postmates Inc.
Jan 2019 – Jan 2019 | Bellevue, Washington
Instantiated new prediction model for 15% more accurate predictions which has an estimated $200,000/year savings.
Developed Experimentation Library for A/B and Switchback testing.
Drove a switchback test for a major change, and collected statistics for our Data Analyst.
Developed an integration test suite for one of our team's services.

### Software Engineer intern @ Minted
Jan 2018 – Jan 2018 | San Francisco Bay Area
Designed a Streaming service to export product data to a third-party vendor for SEO purposes. We gathered data from endpoints, publish to Kafka, and then had an Apache Beam Pipeline stream data from that topic and publish final data to a vendor's API.
Containerised old Job Queue Architecture to prepare for a migration to our company's Kubernetes cluster.

### Full Stack Developer Co-op @ Tulip Retail
Jan 2017 – Jan 2017 | Kitchener, Canada Area
Design and developed demos, prototypes, and concepts with manager and designers, to present to potential clients.
Had a side project of creating a simple BASH script to display Tulip specific states of a server.

### Full Stack Developer @ Tulip Retail
Jan 2017 – Jan 2017 | Kitchener, Canada Area
Part of the Technical Delivery Team, and mainly developed the backend service for one of our client's applications in a LAMP stack. Wrote ELT scripts to Import and Export client data, wrote API endpoints for client's mobile apps, and made UI changes.

### Software Engineer @ Bluejay Networks
Jan 2016 – Jan 2016 | Brampton Ontario
Help develop and enhanced an app called Smart Receipt which was built using Ionic and Cordova. Used web development skills to build the frontend (html, css, js, and angularjs).
Primarily worked on full-stack, pushing, retrieving, and updating data from and to the database. Implemented REST APIs to help map data from the database to the http server, and made calls to the appropriate endpoints to have access to the data.


## Education
### Bachelor’s Degree in Computer Software Engineering
University of Waterloo
Jan 2015 – Jan 2020


## Contact & Social
- LinkedIn: https://linkedin.com/in/sj7chen
- GitHub: https://github.com/ggjack

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Source: https://flows.cv/sunjackchen
JSON Resume: https://flows.cv/sunjackchen/resume.json
Last updated: 2026-03-23