Miguel Tamés De La Sierra

Founder

Cobalto

Jun 2026 - Current (5 months)

Cold Calling B2B. High-end sales over the phone. Would you like to sit down with C-level executives to sell them your product? Just DM me and I’ll tell you how you can do it

Enterprise Account Executive

Applivery

Mar 2026 - Jun 2026 (4 months)

Applivery is a powerful Enterprise Mobility Management (EMM) platform that enables full control over Mobile Apps and Devices enabling a Unified Endpoint Management (UEM) experience, helping companies better manage their endpoints and mobile applications for Apple, Android and Windows devices.

Senior Mid Market Account Executive [Full Sales Cycle]

Teamtailor

Dec 2025 - Mar 2026 (4 months)

Account Executive Spain & LATAM [Full Sales Cycle]

Teamtailor

Dec 2024 - Dec 2025 (1 year 1 month)

Achievements FY 2025/H1 1# Top Demo Performer Worldwide [189 Demos Outbound] - Special mention for internal team training 1# Top Avg. Deal Velocity Performer Spain [22 days] 2# Top Performer Spain [131,3% Quota Attainment Rate] Achievements FY 2025/H2 1# Top Outbound Demo Performer Spain 1# Top Avg. Deal Velocity Performer Spain [36 days] 4# Top Performer Spain [106% Quota Attainment Rate]

A

Account Executive [Full Sales Cycle]

Mar 2024 - Dec 2024 (10 months)

• Vertical Banking & AI powered business services for car dealerships in Europe.
• Fintech Saas company. B2B and B2C sales. Consultative and solution selling. Led strategic pipeline optimization, resulting in a 25% improvement in deal closure efficiency.
• Thoroughly prepared for over 100 clients meetings and led generation and qualification with a focus on customer lifecycle management and revenue growth
• Engaged outbound leads using Linkedin Sales Navigator, Lusha, Apollo, Cognism...etc. Full Sales Cycle and contract negotiation.Main prospecting channels: cold calling, linkedin and cold email.
• Prospecting mid-market accounts by identifying high-potential customers based on key indicators, such as annual turnover, nu

C

Account Manager

Cosmo5

Oct 2022 - Mar 2024 (1 year 6 months)

• Management of Meta Ads, TikTok Ads and Google Ads (+700k per month) for clients (Orange, Simyo, Bioderma, Carolina Herrera, Purificación García...)
• Planning, activation, analysis and scaling of advertising campaigns. Sales funnels, prospecting and lead capture.
• Strategic advice and consulting on digital advertising to different clients.
• Account executive and follow-up through cross-selling, up-selling and loyalty strategies.
• Linkedin Sales Navigator prospecting in order to find decision makers to close new customers

P

Paid Media Manager

Oct 2021 - Oct 2022 (1 year 1 month)

• Management of Meta Ads, TikTok Ads and Google Ads (+30k per month)
• Planning, activation, analysis and scaling advertising campaigns. Sales funnels, prospecting and lead capture.
• Email Marketing Management (Klaviyo and Salesforce). Nurturing of leads through the CRM and subsequently loyalty.
• In charge of the entire advertising department and all stakeholders in synergy with it.

Sales Development Representative (SDR)

Demium

Jan 2021 - Oct 2021 (10 months)

• Startup incubation program. Validation of scalable business idea. Investment round of €100,000 in Pre-Seed Phase
• Business development with stakeholders and partners. Cold calling, Email Marketing, Linkedin Sales Navigator and development of the Sales Pipeline. Worked with the CRM Hubspot.
• Secured 40% of new SaaS customers by identifying and pursuing high-potential business opportunities. Enhanced response rates by 26% and improved outreach efficiency by 38% through data-driven strategies and optimized sales processes

Miguel Tamés De La Sierra

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Miguel Tamés De La Sierra

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