Having years of experience in building successful commercial software products. Been planning, designing, and leading projects for both frontends and backends including web apps, mobile apps, and hardware-software integration like IoT applications and electronics firmware.

Experience

DoubleVerifyStaff Software Engineer

2023 — Now

紐約, NY

CompassSenior Software Engineer

2019 — 2022

New York, New York, United States

Work in the Identity team, which is responsible for dozen services and frontend apps including the tier-1 User Service, Agent Profile Pages on compass.com/agents, and ingestion and data processing pipelines for agent and client data.

Designed and led the project that improved the overall performance, resiliency, and availability of tier-1 User service. Enabled uptime 99.99% on our service level agreement and reduced p99 request latency by 40%.

Designed and led the project that created event sourcing architecture on our domain data (agent/non-agent profiles) based on Apache Kafka. Provided a scalable, robust, and efficient way to build applications upon the data and change events.

Led, designed, and delivered internal web tools and cron jobs that monitor and ensure data quality of user and agent profiles.

FoxconnSenior Engineer

2013 — 2018

Taipei City, Taiwan

Worked in one of the new product development teams, which incubated electronic products with potential. Created software products for electronic device products, ranging from web apps, backend services, and mobile apps, to MCU firmware.

Designed and delivered the backends for a smart gym system using Node.js, MongoDB, Redis, and MQTT. Integrated environmental and gym equipment data from sensors, and served in real-time to apps.

Led both iOS and Android app development in a fitness smartwatch project. Designed and implemented data synchronization between smartwatches and mobile apps through Bluetooth as well as the app and backends.

Developed the MCU firmware as well as production testing software of the gamepad for an AR gaming console ODM project.

Rooti Labs LimitedTechnical Consultant

2014 — 2017

Taipei City, Taiwan

Led the team to build web apps from scratch and backend services for healthcare wearable products, including the product website, data synchronization pipeline, health data dashboards, and device/user management platform for business partners from the medical industry. Successfully launched the first two products and acquired customers and funding. Tech stack includes AWS, Kii Cloud, MongoDB, Redis, Angular.js, Sails.js, and Go.