- Built 13+ scrapers to get business leads from EU countries, covering France, UK, and Argentine
- Implemented data processing measures for extensive lead searching
- Improved the company's location & industry searching algorithm, reaching a 140% speedup
- Refactored and streamlined 5 of the back-end tables to improve data processing eficiency
- Implemented miscellaneous features, such as Google OAuth for user authentication
- Worked on payment systems (Stripe) and fixed bugs related to API flows