Aaron is available for hire
Hire AaronAaron Silverman
Verified Expert in Engineering
AWS Developer
Location
Berkeley, CA, United States
Toptal Member Since
February 7, 2022
Aaron is a team player who will throw himself at an interesting problem and not give up until it is solved. He is a quick read and can learn new technologies and workflows extremely fast. Aaron holds a Bachelor's degree in mathematics, is conversationally fluent in German, and speaks and reads Japanese at an intermediate level.
Portfolio
Oncall Health Corporation DBA Cayaba Care
Django, Python 3, React, Full-stack, PostgreSQL, JavaScript, Aptible...
Knowde
Ruby, Ruby on Rails (RoR), GraphQL, CSS, HTML5, Amazon Web Services (AWS)...
Spin
Ruby on Rails (RoR), PostgreSQL, Amazon Web Services (AWS), CSS, HTML5...
Experience
Availability
Part-time
Preferred Environment
MacOS
The most amazing...
...thing I've developed was a ground truth system capable of handling over 1,000,000 data points per month and employed 187 contractors.
Work Experience
Full-stack Developer
2022 - 2023
Oncall Health Corporation DBA Cayaba Care
- Built innovative manual ingest, saving contractual fees of $5,000 for a client that would have been levied for a fully automated solution. The operator had to drop files in a folder on the desktop, and all the processing would proceed automatically.
- Facilitated extensive codebase improvement for both the React app and the data pipeline.
- Created HIPAA-compliant automated email ingest for data emailed to clients as Excel spreadsheets or CSVs, data sync job reducing significant overhead for team marking appointments complete.
Technologies: Django, Python 3, React, Full-stack, PostgreSQL, JavaScript, Aptible, Amazon Web Services (AWS), Healthcare, HIPAA Compliance, Bash Script, AWS DevOps
Senior Software Engineer
2022 - 2022
Knowde
- Developed two microservices in ROR GraphQL as a senior team member.
- Developed an eCommerce service that managed checkout and cart services using a commercetools API.
- Developed a pricing microservice to automate quote creation for customers.
Technologies: Ruby, Ruby on Rails (RoR), GraphQL, CSS, HTML5, Amazon Web Services (AWS), AWS DevOps
Senior Software Engineer
2020 - 2021
Spin
- Worked on the payments team, focusing on internationalization, tax collection, anti-fraud, and promotions.
- Orchestrated tax processing for all spin products in-app.
- Created an anti-fraud system to catch users with multiple accounts.
Technologies: Ruby on Rails (RoR), PostgreSQL, Amazon Web Services (AWS), CSS, HTML5, AWS DevOps
Senior Software Engineer
2017 - 2019
Cape Analytics, Inc.
- Developed a ground truth system with 197 contractors that could label 1,000,000 points per month.
- Led platform developers to calculate the fire risk for any property in the US from satellite imagery.
- Managed platform developers for a customer portal, the company's main graphical interface for their product.
Technologies: Python 3, Tornado, Django, Ruby on Rails (RoR), PostgreSQL, HTML5, CSS, Amazon Web Services (AWS), AWS DevOps, Data Engineering
Data Engineer
2013 - 2016
Apple
- Worked on the iPhone 5 screen repair process, apple's first in-store device repair.
- Collaborated on the effort to modernize company warranty forecast system.
- Contributed as a member of the AppleCare World Wide Business Intelligence team, handling all data from Apple service providers and Apple retail stores.
Technologies: Teradata, Python, PHP, SQL, Bash Script, Java, Data Engineering
Experience
Automated Ground Truth System for Cape Analytics
Along with a team of four, I created a ground truth system on a tight schedule that integrated with an online freelance company and, at its peak, employed 187 contractors and processed 25 million data points over the course of a year. The system was entirely responsible for managing payment and the web portal for workers. Output was used as training data for classifier CNNs.
Skills
Languages
Python 3, JavaScript, HTML5, CSS, Python, Bash Script, Java, C, PHP, SQL, Ruby, GraphQL
Frameworks
Ruby on Rails (RoR), Django
Paradigms
ETL, REST, HIPAA Compliance
Storage
PostgreSQL, Teradata
Other
Data Engineering, AWS DevOps, Tornado, Full-stack, Data Visualization
Platforms
Amazon Web Services (AWS), Aptible
Libraries/APIs
Pandas, React
Tools
Figma
Industry Expertise
Healthcare
Education
2004 - 2008
Bachelor's Degree in Mathematics
Kalamazoo College - Kalamazoo, Michigan