Senior Software Engineer
2020 - PRESENTAmazon.com- Developed a quick look experience allowing customers to quickly evaluate items and add them to cart without navigating away from the shopping experience.
- Built a scalable and maintainable data pipeline to generate different recommendation strategies for customers.
- Oversaw the upgrade of various systems to Amazon Web Services (AWS) from legacy technologies.
Technologies: Java, JavaScript, Python, Scala, Amazon Web Services (AWS), Data PipelinesSenior Applications Engineer
2015 - 2020Medidata Solutions- Served as a feature lead developing a new statistical analysis tool for clinical trials. Designed APIs, front end, and back end to monitor key risk indicators.
- Developed applications and automated tests on microservice architecture handling authorization, authentication, core objects, and administrative UI.
- Selected for a high-performing team to implement ETL process migrating millions of legacy records into the new Medidata platform.
Technologies: Ruby on Rails (RoR), JavaScript, React, Amazon Web Services (AWS), PostgreSQL, SQL, APIs, Graph Databases
David Rozenberg
APIs Developer in New York, NY, United States
Member since August 12, 2021
David is a back-end-leaning full-stack software engineer with a breadth of experience in different industries, including the clinical trials space, real estate tech, and defense. He enjoys designing and building applications and APIs, architecting systems, and learning new skills.
David is now available for hire
Portfolio
- Amazon.comJava, JavaScript, Python, Scala, Amazon Web Services (AWS), Data Pipelines
- Medidata SolutionsRuby on Rails (RoR), JavaScript, React, Amazon Web Services (AWS), PostgreSQL...
Experience
- Amazon Web Services (AWS) 7 years
- APIs 7 years
- SQL 7 years
- PostgreSQL 7 years
- JavaScript 7 years
- Python 7 years
- React 7 years
- Ruby on Rails (RoR) 7 years
Availability
Part-time
Preferred Environment
Ruby on Rails (RoR), React, Python, Amazon Web Services (AWS), CSS, JavaScript
The most amazing...
...thing I've developed is Roomeze, an app to help people find multi-bedroom apartments and roommates, helping put thousands of people into apartments in NYC.
Employment
Experience
- Roomeze
Built a real estate web application from the ground up, allowing users to search for rooms, roommates, and apply for apartments, placing more than 2,000 people into NYC apartments and supporting traffic of around 20,000 users per week.
Skills
Languages
JavaScript, Python, SQL, Java, Scala, CSSFrameworks
Ruby on Rails (RoR)Libraries/APIs
ReactPlatforms
Amazon Web Services (AWS)Storage
PostgreSQL, Graph Databases, Data PipelinesOther
Engineering, Software Engineering, APIs, Biomedical SkillsTools
SOLIDWORKS
Education
- Bachelor's Degree in Biomedical Engineering2005 - 2009Boston University - Boston, MA, USA
