Alex Lai Email & Phone Number

San Jose, Ca, Us

Sunnyvale, Ca, Us

• Developed cloud microservices with 99% reliability and 300ms P99 response time SLA. Designed to support 288M+ IoT devices and 3.6M+ homes for customers like Telus.• Implemented fault-tolerant and containerized systems with AWS CDK and Java, achieving over 90% code coverage.• Built CI/CD pipelines with one-box stages and automated end-to-end integration testing.• Designed and implemented 10+ REST and RPC APIs in Java with advanced authentication and throttling.• Migrated microservices to Pub/Sub architecture handling 20+ message types with Kafka and MQTT.• Developed monitoring systems with a 5-minute incident alarm time and canary tests with 99.9% reliability.• Led design reviews, wrote technical documentation, and improved operational processes for cloud services.• Collaborated across organizations (Lab126, AWS IoT, and AWS Customer Engineering) and domains (device SDK and cloud). Worked with global teams in North America, Europe, and Asia.• Led security review for LLM-based cloud service and coordinated developer efforts to meet security standards.• Automated deployments for LLM testing infrastructure with AWS CDK, reducing setup time by 92%.

Sunnyvale, Ca, Us

• Developed data processing, enrichment, and analytics pipelines. Streamed connectivity metrics from Amazon devices using AWS CDK and CI/CD deployments. Scaled service to handle over 20K+ TPS with 90-second data freshness SLA. Used machine learning to detect internet outages and report connectivity status for internal customers including AWS Internet Monitor and Ring.• Led design and implementation for end-to-end, on-demand QA testing mechanisms for data pipelines.• Led cost tracking and optimization efforts to reduce cloud infrastructure costs by 69%.• Developed SQL queries for device connectivity metrics aggregated across device families.

Tokyo, Tokyo, Jp

• Interned at a Fintech Cybersecurity AI startup in Tokyo, Japan focused on account takeover fraud detection as a service.• Designed, proposed, implemented, tested, and presented the Email Risk Scorer internal web service for use by clients as a function of its popularity, appearance in known data breaches, and other publicly available data.• Rigorously designed a risk estimation algorithm for the Email Risk Scorer using best approximations from available data, deployed it onto a webserver hosted by DigitalOcean with an Apache framework, and created a RESTful API with Python Flask to access it.• Worked on a machine-learning based extension of the Email Risk Scorer using a neural network.• Learned to collect data through web scraping, build a back-end web server, and work alongside an international team.

Berkeley, Ca, Us

• I was involved in a research project at Berkeley to design and build an automated skateboard using machine learning and computer vision. • My responsibilities revolve around developing the necessary software and implementing the controls for the device.

Berkeley, Ca, Us

• Worked as a research intern on a joint project between UC Berkeley and Uber on mobility modeling• Wrote, designed, and reviewed improvements for the project's APIs, simulation software, and documentation• Cleaned and analyzed raw data to generate statistics and visualizations in Python using Pandas and Matplotlib

Pleasanton, California, Us

• Direct Sales and Campaign Manager training, recruiting, and leading representatives in order to outreach on behalf of Sprint's and Assurance Wireless' initiatives to expand their market share and customer base in the greater South Bay Area• Trained representatives in direct sales and outreach in a corporate environment• Outreached to new customers on behalf of Sprint and Assurance Wireless in English, Mandarin, and Spanish• Conducted new employee orientation and led by example to foster a positive attitude in line with company values• Coordinated assignment of representatives to territories in order to achieve company’s strategic goals• Interviewed and recruited both full-time and part-time employees

Bachelor Of Arts - Ba, Computer Science

Bachelor Of Science - Bs, Environmental Economics And Policy