Location: Madrid, hybrid (3 days office).Type: full-time (40h / week)Spanish-speaking sales role.This is an INTERNSHIP position. MUST be eligible for "internship agreement"TopSpin is a young, fast-moving B2B lead generation company with big ambitions. We're a small, tight-knit team: smart tooling, sharp processes, and real people who care about the work. Just a high-energy environment where your contribution is visible from day one and good ideas move fast.You'll be on the front lines of the pipeline generation for our Clients — prospecting, running outbound outreach, qualifying leads, and booking meetings with decision-makers. You'll work closely with senior operators and get hands-on exposure to how modern B2B sales is done at a growing international company.Research and build enriched lead lists using LinkedIn, CRM, and prospecting toolsQualify leads and book discovery calls for the sales teamKeep the CRM updated with activity, notes, and pipeline stagesTest subject lines, messaging angles, and value props — and track what worksSpanish: bilingual, English: working proficiencyMotivated to build a career in sales — hungry to learn and grow fastHands-on experience with CRM or outreach tools (HubSpot, Lemlist, Apollo, LinkedIn Sales Navigator)Hands-on training in modern B2B prospecting, outreach, and sales operationsPotential to convert to a full-time SDR role upon successful completion