Work Experience
Software engineer, MamiLove, Nov 2020 ~ Present
- Developed quality software and web applications for E-Commerce services (e.g. Web, CRM, SCM, and Admin)
- Designed applications involving DDD architectural pattern concepts
- Used scalable networking technologies (e.g. Load Balancers) and web standards (REST APIs)
- Utilized open-source server software (e.g. NGINX, MySQL, MongoDB, Memcached etc)
- Built applications with cluster deployment and orchestration technologies (e.g. Docker, Kubernetes) in GCP
- Built CI/CD automated workflows to deploy applications via DroneCI and Github Actions
- Used Fluentd centralized log aggregator for data ingestion and data processing
- Migrated thumbor photo thumbnail service from virtual machine to GKE
- Benchmarked stress test simulating heavy traffic load to tune GKE provisioning
Software dev engineer, Verizon Media (yahoo), Mar 2019 ~ Aug 2020
- Designed and Implemented SCM, CM, and ETL applications in Java, PHP
- Built CI/CD automated workflows to test automation (unit tests, functional tests) and deployment with screwdriver
- Worked with AWS cloud services (e.g. DynamoDB, S3, Lambda, Data Pipeline) managed by AWS CloudFormation
- Containerized web applications with Docker
- Used scheduling cron jobs and distributed locking based on zookeeper
- Migrated php5 codebase on rhel6 to php7 on rhel7
- Stress test simulating heavy traffic load to measure QPS
Technical skills
- Programming language: Go, Java, PHP
- Database: MySQL, MongoDB
- CI/CD: Github Actions, DroneCI, screwdriver
- Cloud services: CDN, GCE, GKE, LB, BigQuery, Storage
- Other: Git, Linux, Scrum
Projects
Molpastream, Oct 2022 ~Present
Developed a video streaming endpoints that represent a streaming service to deliver content directly to the client.
- Support handling large file uploads and shipping to Amazon S3 storage.
- Utilize a serverless Lambda function to transcode the video to HLS streaming formats for highly quality and suitable resolution.
Jing cafe (shopping), Aug 2017 ~May 2018
Developed an E-commerce website for customers to use browser or mobile device to purchase products and manage their delivery.
- Applied multi-platform responsive design on desktop and mobile devices
- Used Bootstrap4, Ionic, Sass to design UI/UX. Used Angular1 + ES6 and 3rd party libraries
- Built Restful API in PHP slim and use Laravel, Twig template utilities
- Interacted with PostgreSQL database and Redis cache storage
- Applied security like AuthGuard, CSRF token, Yaml Validation
- Apply multi-platform responsive design on desktop and mobile devices
- Used package manager like npm and composer
CBM facilities & security management Co., Feb 2017 ~ Jul 2017
Developed a parking monitor system to control the situation of parking, manage monthly members (parkers) and parking lot management.
- Built front-end application using HTML, CSS, Javascript, jQuery and Bootstrap3
- Created dynamic web pages via PHP using jQuery Ajax
- Used Socket UDP to communicate with doors and card readers
- Developed management monitor of monthly members and privileges
- Exported the monthly member records and driving records to Excel/PDF
- Interacted with PostgreSQL relational database
- i18n language transfer using sqlite
Education
National United University, BS in electronic engineering, 2014 ~ 2018
- Third-prize in national campus cloud innovation application competition (Jan 2016 - Jun 2016)
- Second-prize in information application service innovation and entrepreneurship (Aug 2016 - Dec 2016)
