Full Stack Developer · GivU
May 2024 – present · Remote, Mexico
Mexican recommerce platform to sell, trade and buy phones.
- Maintain and evolve the backend (Node.js, Koa, Knex, PostgreSQL), the GivU App admin dashboard (Vue) and the GivU Pro dashboard (Next.js), a device-diagnostics tool for businesses.
- Integrated external services: shipping with DHL and EnvíoClick (labels, tracking and user notifications), WhatsApp and SMS with Twilio (notifications and verification), and the WordPress store (WooCommerce).
- Maintain the service that evaluates device photos with AI and returns a score, and added cosmetic photo scanning to GivU Pro.
- Built product features: partner price lists and down payments, offer expiry in business days, lead tracking with filters and Excel export, and notifications and emails in Spanish and English.
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- On GivU Pro (Go API and Next.js dashboard, since August 2026, AI-assisted): device photos via signed URLs, signed transfer-of-ownership letter, per-company customer fields, detection of diagnostics from the same customer, and results sent by email.
- Maintain and improve the pricing script (Node.js) that queries Mercado Libre, Amazon, Walmart and Elektra to compute market prices for about 400 phone models, which feed GivU's pricing algorithm.
- Prepare production releases, including database migrations.
