Razvan Marescu
Following system theme.

About

Platform that makes it simple to sell online. Since launching in 2011, creators have sold more than $500M of products.

Role

Core contributor. Built team roles and permissions, refund policy platform, receipt modernization, dispute evidence system, and payout reliability.

Stack

Ruby on RailsReactTypeScriptMySQLMongoDBRedisElasticSearchAWS

About

End-to-end testing in plain English, executed by AI with Playwright. Published as @antiwork/shortest on npm.

Role

Project lead. Built the test caching system, multi-provider AI support, and framework analysis tooling. Focused on developer experience and reliability.

Stack

TypeScriptNode.jsPlaywrightAnthropic Claude APIVercel AI SDKesbuildVitest

2017–2021

About

Canadian e-commerce shipping platform helping entrepreneurs grow through low-cost shipping. Integrates with Shopify, Etsy, BigCommerce, WooCommerce.

Role

Leadership team, focused on software development and data. Worked closely with CEO, product, design, and business development to shape integrations, pricing, and fulfillment systems.

Stack

Ruby on RailsPostgreSQLRedisJavaScriptAWSHeroku

BlackFriday.com
2012–2016

About

E-commerce and affiliate marketing platform. 200+ retailers, 30M+ November visitors, 40K peak concurrent users. Acquired 2017.

Role

Project lead for 2 seasons. Built affiliate networks microservice, product scrapers, cash back system, analytics tracking, ad platform integrations.

Stack

Ruby on RailsPostgreSQLRedisNGINXVarnishAWS

Canvus
2015–2016

About

Custom apparel e-commerce and fulfillment for professional marketers. $300K monthly sales. Acquired 2018.

Role

Built core platform features including a Shopify integration app.

Stack

Ruby on RailsPostgreSQLReactAWS