Jack Lieblich Email & Phone Number

• Working on customer and internal features throughout the application, especially those that enable our biggest clients to effectively use our platform.
• Enabled researchers to curate optimal cohorts for running studies, through the collection of highly specific data processed from over 100,000 users, by rebuilding the participant opt-in form feature with added.
• Led project to develop a flexible new resource permissioning system, enabling comprehensive access control throughout the platform, specifying feature accessibility for different users, and allowing content sharing.
• Improved our researcher dashboard, allowing team managers to more effectively track their team's activity.
• Built bulk messaging feature, enabling clients to keep in contact with study participants.
• Built payment methods feature, allowing team administrators to manage their team's payment options and preferences when creating studies.

New York, New York

• Contributed in planning, development and leadership roles on the three main product offerings: a marketplace for retail alcohol buyers, sales and reporting tools for alcohol wholesalers, and business insights and asset.
• Enhanced beverage search engine functionality on the buyer product, growing usage to 20,000 MAUs conducting 1.2 million monthly searches.
• Improved ordering and checkout flow handling $10 million of gmv per month on 10 - 15 thousand monthly orders.
• Built order management software that enabled wholesalers to process ~1k incoming orders per month as well.
• Built reporting tools used by hundreds of wholesale managers to aid in business decisions.
• Mentored new engineers, empowering them to be independent and productive team members.

• Worked across the stack for small and large clients, doing everything from building MVPs for new startups to adding features to existing applications with mature codebases.
• Designed and implemented Ruby on Rails backends, including user authentication, donation and recruitment tracking, and admin panels.
• Utilized Stripe API to create payment processing system and Active Campaign API to set up automated email-marketing campaigns.
• Implemented responsive front-end design and functionality using Invision, ERB, HTML/SCSS, Javascript and jQuery.