Ari Leo Frankel, Developer in Austin, TX, United States
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Ari Leo Frankel

Verified Expert  in Engineering

Full-stack Developer

Austin, TX, United States
Toptal Member Since
September 2, 2020

As a senior full-stack developer at Whole Foods Market, Ari was on a small team responsible for a greenfield rewrite of the most widely used internal tool in the company, slashing load times by an order of magnitude and improving user satisfaction scores by 300%. In Ari, you'll find a perpetually curious lifelong learner, eager to jump into new problems; a kind and intentional communicator, comfortable leading and being led; and an enthusiastic collaborator across the entire product ecosystem.


AWS HA, Amazon Web Services (AWS), Python, SQL, Cloud Infrastructure
CSC Generation
Amazon Web Services (AWS), Next.js, Node.js, JavaScript, React
Whole Foods Market
Amazon Web Services (AWS), Jest, Sentry, Vue, .NET Core, JavaScript




Preferred Environment

Slack, Linux, Git

The most amazing...

...contribution I've made while at Whole Foods Market was to introduce code reviews and test coverage to my team, including training and establishing a culture.

Work Experience

Senior Infrastructure Engineer

2020 - PRESENT
  • Created Cloudwatch dashboard generation tool widely used for on-the-fly debugging of complex customer infrastructure.
  • Refactored the technical interview process for my team to accommodate different cultural expectations of candidates in the Polish job market.
  • Contribute to quarterly AWS WAF review of our AWS infrastructure and ensuing improvements prioritization and execution.
Technologies: AWS HA, Amazon Web Services (AWS), Python, SQL, Cloud Infrastructure

Senior Full-stack Web Developer | Team Lead

2020 - 2020
CSC Generation
  • Introduced test coverage to the Next.js front end that previously had none.
  • Taught team members about JavaScript testing principles and technologies.
  • Contributed to the maintenance and extension of the AWS CodePipeline and CodeBuild template.
Technologies: Amazon Web Services (AWS), Next.js, Node.js, JavaScript, React

Senior Software Engineer

2019 - 2020
Whole Foods Market
  • Introduced a formal code review process and static analysis and testing practices to the team culture, including educating team members about testing best practices.
  • Contributed to maintaining a monolithic .NET(C#) monolithic back end.
  • Implemented performant front-end features, according to specifications, in Vue.js and vanilla JavaScript.
Technologies: Amazon Web Services (AWS), Jest, Sentry, Vue, .NET Core, JavaScript

Full-stack Developer

2017 - 2019
Berkshire Hathaway Home Services of America
  • Co-authored a customer notification system that processed millions of rows of MLS data every day using Node.js microservices, RabbitMQ, PostgreSQL, and Mailjet.
  • Implemented marketing email automation that saved around 60 combined weekly marketing staff hours. Used Node.js, RabbitMQ, PostgreSQL, and Salesforce to deliver personalized product rollup emails to approximately 70,000 customers multiple times weekly.
  • Executed a CI/CD workflow in CircleCI, including a novel strategy for deploying a monorepo in Heroku.
Technologies: CircleCI, Heroku, Docker, RabbitMQ, PostgreSQL, GraphQL, React, Node.js, JavaScript, SQL


2017 - 2017
Hack Reactor
  • Built a conference room management application using Angular 2 and the Google Calendar API.
  • Mentored 20 student teams through the full application ideation, development cycle, and taught full-stack JavaScript development.
  • Contributed to original lectures on Redux, Git workflow, and documentation.
Technologies: SQL, Node.js, Angular, Redux, React, JavaScript

Online Real Estate Auction Platform
An online luxury real estate auction platform used for marketing and auctioning high-end real estate.

I primarily focused on developing an automated marketing email workflow, including weekly market summaries as well as a personalized, weekly product rollup email for ~70,000 customers. On the back end, this included a queue-based architecture, Node.js microservices, relational databases. On the front end, this involved heavy lifting in cross-browser and email-client compatibility with Mailchimp's email templating offerings.

Senior Software Engineer, ZGallerie
• Introduced coverage to SSR React with Next.js repository and trained teammates in testing
• Reviewed code and participated in the collaborative system and application design process
• Monitored application health using Cloudwatch and Sentry
2009 - 2013

Bachelor's Degree in Economics and Mathematics

Emory University - Atlanta, GA, United States

2009 - 2013

Bachelor's Degree in German Studies

Emory University - Atlanta, GA, United States


AWS Certified Developer Associate

Amazon Web Services


Certified Solutions Architect Associate

Amazon Web Services


Node.js, React, Vue


RabbitMQ, CircleCI, Sentry, AWS Deployment, Git, Slack


JavaScript, SQL, Python, GraphQL


Redux, .NET Core, Angular, Next.js, Jest, AWS HA


Web Architecture, Unit Testing


Docker, Amazon Web Services (AWS), Heroku, Linux


PostgreSQL, NoSQL


Statistics, Applied Mathematics, Cloud Infrastructure

Collaboration That Works

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