# Hanzen Lim

> Senior Front End Engineer at Instacart

Location: New York, New York, United States
Profile: https://flows.cv/hanzen

Full stack developer  - previously with zillow, trulia and laguro. Build www.laguro.com from the ground up. Skilled in React, Node, DynamoDB, GraphQL, Apollo.

## Work Experience
### Senior Front End Engineer @ Instacart
Jan 2021 – Present
Frontend engineer on Cart and Checkout team

- Helped with Checkout migration
- EBT Payment migration
- Checkout flow

### Senior Software Engineer @ Anthem, Inc.
Jan 2020 – Present

### Senior Software Engineer @ ZipDrug
Jan 2020 – Present | New York, United States

### Senior Software Engineer @ Laguro
Jan 2018 – Jan 2019 | San Francisco Bay Area
• Built www.laguro.com from the ground up. Setup infrastructure, frontend framework with react, backend framework with express/node, local development workflow, deployment process for both stage and prod env.
• Built multiple React UI components for our search page, dentist profile page and reservation page
• Designed schema for our core data models like user, listing, payment, reservation
• Implemented api endpoints for user, payment, listing, reservation
• Worked with React, Apollo, styled-components, webpack, GraphQL, Node, Express, DynamoDB, 
elastic search, AWS
• Build internal analytics tool to track transaction. Integrated notification to slack

### Full Stack Software Engineer III @ Zillow Group
Jan 2014 – Jan 2018 | San Francisco Bay Area
• Full Stack, Frontend, Backend, JS, Node,  AWS, DevOps, Serverless
• Updated photo gallery in our property pages and worked on various UI updates on our search, property, listing, profile page
• Migrated legacy lead generator system to AWS services using lambda, step-in function, SQS
• Worked on a  greenfield project called payments which is a platform that lets landlord collect rental payments from tenant. Integrated plaid and stripe.

### Full Stack Software Engineer @ Trulia
Jan 2014 – Jan 2015 | San Francisco
• Full Stack Engineer for Trulia. React, Backbone, jQuery, JS, PHP,  Node, AWS, Infrastructure, MySQL, Redis
• Lead the implementation on rental resume feature that allows tenant to show their profile to potential landlord
• Worked on neighborhood pages - https://www.trulia.com/neighborhoods/

### Application Engineer @ TubeMogul, Inc.
Jan 2014 – Jan 2014
• Designed and implemented python script automating TubeMogul’s fraud fighting efforts. The generated reports generated blacklist-material sites.

### Software Engineer @ Metacafe
Jan 2013 – Jan 2014 | San Francisco
• Full stack engineer for metacafe.com
• Implement new features and maintains internal API
• Project Lead for our corporate website  - collectivedigitalstudio.com
• Developed multiple wordpress plugin.
• Maintained top partners websites like rocketjump.com,annoyingorange.com, epicmealtime.com

• Full stack engineer for vidfo.com
Implemented profile page, dashboard page, analytic page

### QA Engineer Intern @ Genentech
Jan 2012 – Jan 2012 | South San Francisco
Implemented a diagnostic tool application that test the different components like database, web url and file system for their plate screening application.
Wrote documentation for integrating the diagnostic application

### Teaching Assistant @ San Francisco State University
Jan 2010 – Jan 2011 | San Francisco
Provide Teaching assistant for CS210 (Intro to Programming) and check homework and projects

### Tech Support Assistant @ San Francisco State University
Jan 2010 – Jan 2011
Manage four computer labs troubleshooting software and hardware.
Provide technical support to 200 faculties for troubleshooting and system maintenance.
Setup hardware and install operating system and desktop application.


## Education
### BS in Computer Science and Mathematics
San Francisco State University


## Contact & Social
- LinkedIn: https://linkedin.com/in/hanzenlim

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Source: https://flows.cv/hanzen
JSON Resume: https://flows.cv/hanzen/resume.json
Last updated: 2026-03-22