Po-Lin Yeh
Dublin,CA
Overview
16
16
years of professional experience
Work History
Engineering Manager, Infra & Platform
Farmers Business Network Inc.
01.2024 - Current
- Managing a team of engineers, overseeing the design, deployment, upgrades, and maintenance of scalable and secure cloud infrastructure on AWS.
- Led the project to successfully upgrade 20 PostgreSQL RDS instances from version 12 to version 16 with logical replication to achieve near-zero downtime.
- Led the project to upgrade all Python-based microservices from Python 3.8 to Python 3.11, resulting in significant performance improvements and enhanced security.
Platform Engineer
Farmers Business Network Inc.
11.2020 - 12.2023
- Utilized AWS CloudFormation to automate provisioning and management of VPCs, IAM roles and policies, security groups and networking components, ensuring secure and optimized cloud infrastructure.
- Developed dynamic scaling system for FBN's message processing platform utilizing in-house designed scaling mechanism and AWS ECS Capacity Provider to auto-adjust Docker container and EC2 instance sizes, leading to automated resource management, significant throughput increase, and over 70% reduction in EC2 costs.
- Built FBN's second-generation CI system using GitHub Actions Runner to support diverse machine configurations for varied build requirements, contributing to significant cost reduction and over 50% of build time saved.
Senior Software Engineer
Optimizely
10.2019 - 11.2020
- Migrated monolithic application to microservices on K8s.
- Built Authentication/Authorization service to support session, OAuth 2.0 and OpenID Connect.
- Migrated legacy CI/CD pipelines for GAE deployment from Jenkins/Spinnaker to AWS CodePipeline/CodeBuild for better reliability and scalability.
Software Engineer
Farmers Business Network Inc.
08.2014 - 10.2019
- Built FBN Mapping system, Satellite Imagery, Billing System, Seed Analytic Platform, and Logical Volume Management (LVM) Database Snapshot Service.
- Developed backend services in Python for complex distributed systems and created unit and integration tests to ensure software correctness.
- Configured Jenkins/GitHub to build Docker images for services and developed deployment scripts to run Dockerized services in AWS ECS clusters.
- Built monitoring systems to ensure implemented services are monitored by Datadog and are running effectively.
- Worked with Data Scientists in providing analytic tools that allow clustering, cleaning and processing of large volumes of geographic information system (GIS) data.
Senior Engineer
Mstar Semiconductor (acquired by MediaTek Inc)
10.2008 - 08.2012
- Worked with Analog Department to design new generation of high-speed pipelined ADC and mixed-signal Line-Lock PLL for digital TV chip, first chip adopted 65nm process and sold over 100 million units, best-selling IC ever in MStar.
- Developed optimized firmware for new generation of Digital TV/LCD ICs; firmware is still in use by MStar today.
- Worked with testing engineers to deal with issues of mass production of ICs.
- Provided timely post-sales technical supports to clients of MStar's TV SOC solutions (e.g., Samsung, LG, Sony, TCL, Hair and Panasonic).
- Involved in more than 20 IC-development processes of TV/LCD.
- Performed physical layer algorithm development using C++ and conducted ASIC implementation for first generation of LTE baseband processor in MStar.
Education
Master of Science - Electrical And Computer Engineering
Carnegie Mellon University
Pittsburgh, PA05.2014
MBA -
Porto Business School
Porto, Portugal07.2013
Master of Science - Electronics Engineering
National Chiao Tung University
Hsinchu, Taiwan06.2008
Bachelor of Science - Electrophysics
National Chiao Tung University
Hsinchu, Taiwan06.2006
Skills
- Problem-Solving
- Training and mentoring
- Prioritization
- Technology Integration
- Engineering Design
- Microservices and API Management
- CI/CD Pipelines
- Infrastructure as Code
- Cloud Infrastructure (AWS, GCP)
- Containerization and Orchestration
- Scripting and Automation
- Security Practices
- Database Management:
Timeline
Engineering Manager, Infra & Platform
Farmers Business Network Inc.
01.2024 - Current
Platform Engineer
Farmers Business Network Inc.
11.2020 - 12.2023
Senior Software Engineer
Optimizely
10.2019 - 11.2020
Software Engineer
Farmers Business Network Inc.
08.2014 - 10.2019
Senior Engineer
Mstar Semiconductor (acquired by MediaTek Inc)
10.2008 - 08.2012
Master of Science - Electrical And Computer Engineering
Carnegie Mellon University
MBA -
Porto Business School
Master of Science - Electronics Engineering
National Chiao Tung University
Bachelor of Science - Electrophysics
National Chiao Tung University
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