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Ari Pollak
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ajp+resume@aripollak.com  | www.aripollak.com 

SKILLS:

Languages: Ruby, Python, JavaScript/TypeScript, SQL, sh/bash/zsh, C, C++, Java

Software: Rails, Django, React, Git, PostgreSQL, Docker, Linux


EXPERIENCE:

Kairon Health | Remote | Software Engineering Consultant | 2025-2026

  • Improved security, performance, and reliability in a Django and Vue.js web application for health Accountable Care Organizations

  • Designed and implemented custom role-based access control


Grubhub | Remote | Software Engineering Consultant | 2022-2024

  • Supported improvements to Ruby on Rails applications serving Enterprise/Agency restaurant brands

  • Led phased shutdown of extraneous cloud infrastructure, saving over $2 million per year

  • Helped build a new Java Spring Boot service using Kafka and AWS SQS for event-driven security response, improving reaction time from hours to seconds


Karman+ | Remote | Software Engineering Consultant | 2023

  • Implemented new features, new external API integrations, and reliability improvements in astronomical data processes using Python and Pandas

  • Implemented CI and data pipeline execution in Github Actions

  • Served as a trusted advisor for data engineering best practices


New Light Technologies | Washington, DC / Remote | Senior Software Engineer | 2021-2022

  • Worked with US Army Corps of Engineers, FEMA, and Census Bureau to develop data engineering solutions for new and existing projects using Python, SAS, PBS Pro, Prefect, ArcGIS Online, and Google Earth Engine

  • Developed Infrastructure as Code (IaC) and CI/CD pipelines with CDK, Terraform, Github Actions, and Docker to automatically build and deploy services to AWS


Civis Analytics | Washington, DC / Remote | Senior Software Engineer | 2019-2021

  • Wrote and maintained Python data connectors for use by nonprofit organizations and national Democratic political campaigns working towards the 2020 primary and general election

  • Built dashboards with React and R for political clients to interactively visualize analysis by data scientists

  • Planned and implemented fixes and features to core data science platform using Ruby on Rails, React, and Kubernetes

  • Participated in on-call engineer rotation; responsible for solving high-priority alerts around-the-clock and supporting low-priority requests during business hours

  • Mentored engineers across teams; shared best practices for Rails performance and security


LevelUp (now Grubhub) | Boston, MA / Remote | Platform - Lead Software Engineer | 2014-2018

  • Managed a small team of full-stack software engineers

  • Mentored team members, sharing best practices for performance, reliability, and security

  • Supported regular external security and compliance audits

  • Planned and implemented incremental architecture improvements to improve scalability and reliability

  • Led development of internal service that calculates and sends payments to merchants

  • Led development of new React SPA to replace an internal Rails-rendered administrative application


LevelUp | Boston, MA | Platform - Senior Software Engineer | 2012-2014

  • Made speed improvements, fixed bugs, built new features, and performed peer reviews of code for Ruby on Rails applications running on Heroku

  • Built and maintained CI/CD service based first on Jenkins and subsequently Travis

  • Developed merchant-facing interfaces to daily payment information

  • Architected Campaign Analytics project to give merchants deeper insights into their advertising campaigns

  • Architected first version of LevelUp Gift Cards


Compete | Boston, MA | Solutions Architecture - Senior Software Engineer | 2011 - 2012

  • Researched and planned an overhaul of company-wide data computing infrastructure to Hadoop with the goal of improving throughput, scalability, and maintainability


Compete | Boston, MA | Data Architecture - Senior Software Engineer | 2009 - 2011

  • Managed smooth automated operation of core data processing software and related infrastructure

  • Coordinated with the website team to automatically generate and deliver metrics on a daily and monthly basis; helped rectify bottlenecks in delivery and reporting

  • Trained new team members on internal processes and best practices

  • Drafted internal coding standards and code review process in collaboration with team

  • Assisted in software design and release management for multiple new products across multiple teams


Compete | Boston, MA | Data and Research - Software Engineer | 2006 - 2009

  • Wrote internal server and web front-end to automatically capture full-page images of websites, using Python and Mozilla/Gecko; resulted in a new released product

  • Planned and implemented phased migration of data processing cluster from FreeBSD to Debian

  • Overhauled multiple automated data processing applications in Python, C++, and Bash, resulting in massive time and resource reduction from days to hours

  • Served on Architecture Committee, responsible for planning hardware and software deployment on external infrastructure to meet current and future needs

EDUCATION:

Northeastern University | Boston, MA | College of Computer and Information Science

Bachelor of Science in Computer Science, 2006



References will be furnished upon request.

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Get in touch at ajp+web@aripollak.com

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