Marina Chen Email & Phone Number

Bellevue, Wa, Us

San Jose, California, United States

• Developed backend SQL/Python scripts and created dashboards with dynamic data visualization of supply, demand, cost, and ordering metrics of ML training hardware at data centers and their distribution across company verticals.• Designed user-friendly UIs to scalably optimize supply chain planning, eliminating ad hoc data pulling for Service Management (42 services, 30+ revenue streams) and customers (~$2.5B chargeback, ~100 users).• Automated the supply planning process through dynamic formula-based Excel systems, enabling 2x faster turnaround on recurring updates and saving the team 10+ hrs/wk on manual data entry and validation for VP/executive reports.• Managed UAT for migration to a new data platform, led 1-2x/wk meetings with 13+ PMs and engineers, leveraged my experience in the planning/ordering workflow to identify bugs and 30+ new features to streamline user experience.

San Francisco, California, United States

• Optimized data accuracy, hourly cost, and throughput by running tests of min. pass/ban thresholds, pay rate, the control set, and other job settings until we had enough labeled data to train the models (10sK/day or 100sK total).• Developed SQL queries to generate metrics on hourly rates, jobs in pipelines/projects, and other job information.• Applied Excel tools to organize, analyze, and format large datasets of job and worker stats for analysis reports.• Managed up to 11 data labeling projects simultaneously from modeling efficient data pipelines, to monitoring and iterating on the live job, to delivery, collaborating with teams of project managers, engineers, and external clients.• Leveraged fluency in French to assess French projects and hire and manage 10+ translation specialists simultaneously.

Pasadena, California, United States

• Created Excel visuals and wrote analysis reports comparing survey results over time to examine the effectiveness of an electric vehicle rideshare project and assess resulting changes in perception of electric vehicle use.• Wrote R scripts to evaluate datasets of electric vehicle performance in charging distance, energy efficiency, and speed.• Used Excel to create self-populating financial statements, budgets, project billings, and payment invoices.• Used accounting procedures and ERP software to post AP and AR journal entries, process invoices and vouchers, and manage payroll and labor reporting.

Santa Cruz, California, United States

• Led office hours 2x/wk as in-person learning support to supplement the online format of the class; went over accounting problems and answered students' emails.• Weekly meetings with the professor to collaborate in teaching the class by reporting an overview of student concerns and discussing what topics we should focus on in upcoming sessions.

Santa Cruz, California, United States

• Led structured small group tutoring sessions 3x/wk for 1-6 students.• Created lesson plans with group activities and communication strategies to balance students on different levels of understanding and learning styles, guiding students to approach challenging new concepts using what we learned.

San Francisco, California, United States

• Used formulas to analyze nonprofit organizations’ credit history to determine risk on loans.• Back tested projected risk assessment compared to actual performance to validate an Excel tool that automates the risk assessment process.• Researched online databases to collect financial data from nonprofit organization tax forms.

University Of California, Santa Cruz

• Planned and organized gaming conventions, LAN events, and game themed club meetings, with 200+ attendees.• Founded a new survey-based family sorting system to build communities and improve member retention.• Introduced a system of biweekly meetings, creative group activities, and more casual social events for gamers to get to know each other outside of online gaming and build a community of regular club attendees.

University Of California, Santa Cruz

• Researched and reached out to gaming companies for cash and product sponsorships in exchange for advertisements; created business plans and marketing decks to negotiate deals with sponsors.• Managed all club social media accounts - used MailChimp, an email marketing platform, to design mass emails biweekly for club newsletters; created posts reaching 1000+ people on Facebook, Twitter, Instagram, and Discord advertising our club updates and events to gain followers and increase club membership.