Guocong Yan Email & Phone Number

Estero, Fl, Us

New York, Ny, Us

• Served as a technical leader and provided technical roadmap to senior leadership for business critical backend systems, including order management, inventory management, return, etc.• Worked with various regionally distributed and cross functional teams, including product, UX, BI, upstream/downstream engineering teams, in and across organization to deliver business critical projects, e.g, digital gift card, marketplace, etc. by driving requirement analyze/clarification, overall system design, security review, and facilitating alignment and clarity on timelines, deliverables.• Provided technical review to key company-wide projects’ architecture design as a client team, including enterprise integration layer upgrade, front-end/back-end graphQL integration, cloud migration, etc.• Drove operation excellence, including operation run-book creation, CI/CD improvement, incident retrospect, knowledge share, metric/dashboard optimization, peak readiness, cloud architecture simplification and cost reduction.• Provided mentorship and coaching senior/staff engineers in and outside the organization.

Seattle, Wa, Us

• Serve as the tech lead of three tech teams with 30+ SDEs, and be responsible for Amazon retail website’s customer service experiences, including customer facing features like contact us, help, your account pages, which generate tens of millions page views per day world wide.• Designed and led the team to revamp Amazon’s legacy contact us experience on mobile, paving the foundation for the product team’s vision to enable customers to self-solve their problems, saving Amazon hundred millions dollars annually. Built a backend support system to make it scalable for product and operational teams to deliver/modify the feature without dev effort.• Work with numerous cross functional teams in and outside the organization, including product, UX design/research, data analysis, tech dependency and various business vertical teams to deliver features in Amazon customer service domain.• Serve as one of tech PoCs to review technical designs within the organization. Act as a technical representation to handle the external teams’ feature requests, giving feedback and advice in 100+ per year feature requirement reviews and technical design reviews made to the system the teams own. Reviewed the peak season tech operation readiness for various teams in the organization.• Contributed to the teams’ and organization’s Yearly Operation Plan and 3-year vision by providing technical insight and directional advice.• Mentor and coach interns, junior/mid-level SDEs on their coding, design skill and career development.

Seattle, Wa, Us

• Designed, implemented and evolved technical solutions for Amazon to expand into new countries, and to enable cross-border customers over 100 countries to purchase products on amazon.com with customized shopping experience tailored for these customers.• Responsible for the design, development and maintenance of Amazon mobile shopping application's hybrid rendering framework and its developer APIs, which supports hundred millions page views per day across iOS, and Android platforms. The framework is also leveraged by other Amazon mobile applications, e.g, Amazon Prime Now, Amazon Seller, Amazon Junglee, etc, to quickly roll out to market. Helped partner teams to roll out their feature on the rendering framework. Provided design consultations, technical issue debug and documentation support.• Developed and maintained Amazon’s shopping application for Windows Phone.• Led a small team to dive deep into various Amazon retail systems and proposed solutions to achieve the above goal.

Beijing, Cn

• Responsible for the development of the company’s advertisement management platform on Android.• As the lead of the team, design and develop the mobile application based on PM’s product requirements. Worked closely with the UI design team to deliver visual specifications.• Designed and optimized the communication protocol and APIs between client and server and coordinated with various backend teams to support the APIs.• Automated the analysis of the log files on server to generate metrics reports for product and management decisions.

Seattle, Wa, Us

• Developed Amazon’s mobile flagship shopping application on Android devices.• Developed Amazon shopping application for Amazon Fire Tablet on its debut.• Designed and developed an automation test system for Amazon Mobile Shopping Application for Android.

Santa Clara, Ca, Us

• Designed and implemented the company's Browser/Server hybrid architecture product framework.• Documentation and technical support for framework users.

Master Of Science (M.S.), Computer Science

Bachelor Of Science (B.S.), Computer Science