You-En (Leo) Lin Python developer 6+ years of experience in backend development. 3+ years of experience in data engineering. 4+ years of experience in software architecture on GCP. Mobile:Taiwan) E-mail:
[email protected] Github: https://github.com/CoyoteLeo LinkedIn: https://www.linkedin.com/in/leo-yelin/ Work Experience Data Engineer • Crescendo Lab AugOct 2022 • 2 yr 2 mos Maintainer of data pipeline (Python/Airflow) and database systems (Postgres) on GCP. Designed and built scalable data pipelines to process 2+ terabytes of data per day using Pub/Sub, BigQuery, etc. Improved the stability and observability of the pipelines by applying Kubernetes and Grafana. Backend Engineer • Crescendo Lab JulAug 2020 • 3 yr 1 mos Be one of the first engineers and grew with the company from 4 to 50+ people. Maintainer of Web Service (Python/Django). Involved in projects focused on developing message marketing management systems(MAAC) and integrating third-party CRM and message channels. Handle 7M+ requests and send 200M+ messages per day. Integrated several 10+ services such as GA, Shopline, 91APP, SurveyCake, E-Invoice, etc. Rewrote the backbone service (Python/Django) and migrated the infrastructure from Heroku to GCP using Kubernetes. Backend Engineer • Universe Tech NovJul 2019 • 8 mos Be one of the first engineers and design the overall architecture of the backend service. Built the CRM and customer service system for online games. Interview the junior engineers. Project Taiwan Stock Analytic Platform Built the data pipeline (Airflow) to fetch data from several sources, such as TWSE, TPEX, IStock, YFinance, etc. Utilized dbt to do ETL jobs and data validation. Used TimescaleDB (a time-series database) to improve performance. Deployed ArgoCD to self-manage and manage services such as Airflow, Redis, and Sentry on Kubernetes. SEEN: Structured Event Enhancement Network for Explainable Need Detection of Information Recall Assistance Conducted NLP research on lifelogging and proposed a new topic about event-based memory recall system during my master program at NTU. Published the paper at EMNLP (one of the top NLP conferences). Skills Programming Languages Python, Javascript Frameworks Django, Airflow, Laravel Database Systems PostgreSQL, Redis, Firestore, TimescaleDB, MariaDB Cloud GCP Pub/Sub Cloud Task, Cloud Function BigQuery, CloudSQL, Firestore Others Datadog Education National Taiwan University M.S., Computer Science, GPA: 4.11/4.3 AugAug 2022 National Ta...