# David Lewallen

> Lending Originations | Principal Software Engineer at Figure

Location: Greater Fayetteville, AR Area, United States
Profile: https://flows.cv/davidlewallen

## Work Experience
### Principal Staff Software Engineer - Lending Originations @ Figure
Jan 2020 – Present
- Architected systems with company-wide impact, including a vital shared library, significantly improving frontend project efficiency.
- Led cross-functional teams in the lending organization, driving technical strategy and delivering mobile optimization and A/B testing.
- Spearheaded architectural improvements in HELOC originations, transitioning it into a more focused and efficient codebase.
- Successfully implemented one-time passwords (OTP) replacing MagicLink for all logins, resolving long-standing client redemption issues.
- Mentored and coached team members across Engineering, enhancing their professional growth and productivity.
- Initiated and implemented strategic engineering projects, directly improving user experience and funnel conversion rates.

### Senior Software Engineer @ Nav Inc.
Jan 2019 – Jan 2020
- Saw business loan and credit card marketplace through after the project was abandoned midway
- Developed voluntary flow that allows existing users to input information which in turn will increase their chance of receiving funding
- Designed registration flow that increases the users chance of getting funding by determining if they are a lead and piping the user to our Nav East office
- Initiated conversation around typechecking and successfully implemented a runtime typechecking package (prop-types)
- Improved product handoff to incorporate business intelligence into the development workflow

### Senior Software Engineer @ Endurance International Group
Jan 2016 – Jan 2019 | Austin, Texas Area
- Subject matter expert for enterprise web hosting application (React) that services 600,000+ users
- Worked in a team environment applying Agile methodologies such as Scrum while assisting in decision 
   making as the Co-Team Lead
- Front End Lead for Domain Manager sub application
- Implement API mocking system to aid in testing UI states based off of API responses which allowed for deeper testing of React components using Jest and Enzyme/React-Testing-Library
- Designed front-end coding standards
- Mentored and trained employees on the React + Redux framework

### Software Engineer @ COINCUBE
Jan 2018 – Jan 2018
- Migrated Flask/Jinja index-based crypto web app to a SPA (Vue.js)
- Designed responsive UI layout
- Integrated End-to-end testing using Nightwatch.js


## Education
### Advanced Software Engineering Immersive Program
MakerSquare - School of Software Engineering
Jan 2016 – Jan 2016

### ASSOCIATES OF SCIENCE in Computer Science
Austin Community College
Jan 2012 – Jan 2014


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

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