Hi, I’m Sebastián Betancourt De León, a Marketing, Communications & Journalism professional with over two years of experience in international corporate and consulting environments. I specialize in developing and implementing integrated marketing and communication plans that align with business goals across digital platforms. I enjoy collaborating with cross-functional teams to create coherent strategies, craft compelling content, and drive engagement across websites, social media, and email campaigns. I’m comfortable managing both internal and external communications, coordinating projects with diverse stakeholders, and ensuring brand consistency under tight deadlines. I take pride in proactive outreach, data-driven decision making, and contributing to outreach initiatives that amplify messages and strengthen stakeholder relationships.

Sebastián Betancourt De León

Hi, I’m Sebastián Betancourt De León, a Marketing, Communications & Journalism professional with over two years of experience in international corporate and consulting environments. I specialize in developing and implementing integrated marketing and communication plans that align with business goals across digital platforms. I enjoy collaborating with cross-functional teams to create coherent strategies, craft compelling content, and drive engagement across websites, social media, and email campaigns. I’m comfortable managing both internal and external communications, coordinating projects with diverse stakeholders, and ensuring brand consistency under tight deadlines. I take pride in proactive outreach, data-driven decision making, and contributing to outreach initiatives that amplify messages and strengthen stakeholder relationships.

Available to hire

Hi, I’m Sebastián Betancourt De León, a Marketing, Communications & Journalism professional with over two years of experience in international corporate and consulting environments. I specialize in developing and implementing integrated marketing and communication plans that align with business goals across digital platforms. I enjoy collaborating with cross-functional teams to create coherent strategies, craft compelling content, and drive engagement across websites, social media, and email campaigns.

I’m comfortable managing both internal and external communications, coordinating projects with diverse stakeholders, and ensuring brand consistency under tight deadlines. I take pride in proactive outreach, data-driven decision making, and contributing to outreach initiatives that amplify messages and strengthen stakeholder relationships.

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Language

Spanish; Castilian
Fluent
English
Fluent
German
Beginner

Work Experience

Marketing & Communications Specialist at LLYC (Llorente & Cuenca)
January 1, 2023 - December 31, 2023
Internal and external communications; B2C & B2B marketing; drafting and translation of legal reports from English to Spanish; corporate social media management; content creation; digital marketing.
Marketing & Communications Specialist at Built To Last Studio
January 1, 2025 - Present
CRM management (Bitrix, HubSpot); Meta Ads; Brand Activation; Influencer Marketing; Email Marketing; social media content planning and strategy; content creation and CRM-driven campaigns.
Marketing Specialist at BUILTTOLAST STUDIO
January 1, 2025 - Present
Develop and implement integrated marketing and communication strategies across digital platforms. Manage CRM systems (HubSpot, Bitrix), improving lead organization and automation workflows. Coordinate social media strategy and content planning across channels. Support brand activation initiatives and influencer collaborations. Execute email marketing campaigns (Mailchimp), optimizing engagement and audience segmentation. Collaborate with designers and external partners to ensure brand consistency across materials.
Marketing & Strategic Communications Consultant at LLYC (Llorente y Cuenca)
January 1, 2024 - January 1, 2025
Contributed to the development of corporate communication and crisis management plans. Drafted press materials, Q&A documents, and institutional messaging. Supported internal and external communication initiatives. Conducted media monitoring and communication channel analysis. Coordinated communication deliverables with multidisciplinary teams.
Marketing & Corporate Communications Intern at General Consulate of Spain in Miami, USA
January 1, 2023 - January 1, 2023
Drafted and translated official institutional reports and communications (English–Spanish). Supported internal and external communication initiatives in a diplomatic environment. Managed corporate social media channels aligned with institutional guidelines. Assisted in the promotion and coordination of official events and outreach activities. Collaborated with cross-functional stakeholders under strict deadlines.
Marketing & Communications Strategy Member at Business Analytics Association – UC3M
January 1, 2023 - January 1, 2024
Contributed to branding and positioning strategy initiatives. Supported digital marketing activities (SEO, content strategy, event promotion). Assisted in sponsorship coordination and event communication planning.

Education

Bachelor's degree in Communication with Minor in Marketing, specialization in Digital Marketing and Social Media Management at Carlos III University of Madrid
January 1, 2020 - January 1, 2024
Bachelor's degree in Communication at Universidad Carlos III de Madrid
January 11, 2030 - January 26, 2026
Bachelor’s Degree in Journalism at University Carlos III of Madrid
January 1, 2020 - January 1, 2024
Specialization in Digital Marketing & Social Media Management at UEMC Business School
January 1, 2024 - January 1, 2025

Qualifications

Add your qualifications or awards here.

Industry Experience

Professional Services, Government, Media & Entertainment, Other, Software & Internet, Education