2-paragraph first-person bio, friendly tone

Sara Sammartino

2-paragraph first-person bio, friendly tone

Available to hire

2-paragraph first-person bio, friendly tone

Language

Spanish; Castilian
Fluent
English
Advanced

Work Experience

Project & Communications Strategist at Mercado Libre
April 2, 2023 - Present
Lead internal communications initiatives for regional projects; develop and execute campaigns; write scripts and storytelling pieces; create corporate content across formats; collaborate on strategic design of initiatives with a creative and human approach; oversee multi-channel materials; track engagement metrics and analyze impact to optimize outcomes.
Internal Communications Squad – Copywriter & Campaigns at Mercado Libre
January 1, 2023 - October 21, 2025
Developed and executed internal communications campaigns for diverse business units. Wrote scripts, storytelling pieces, and corporate content across formats. Collaborated on strategic design of internal initiatives and coordinated end-to-end production of multi-channel materials.
Administration Manager
January 1, 2014 - January 1, 2021
Managed administrative and accounting processes for 15+ residential consortia. Coordinated operational workflows, deadlines, and stakeholder communications. Developed strong organizational, planning, and problem-solving skills applicable to project management roles.
Internal Communications Copywriter & Campaign Strategist at RSA Administración
January 1, 2021 - January 1, 2023
Developed internal communications scripts, newsletters, executive messages, and audiovisual content for internal audiences. Collaborated in strategic design and execution of internal campaigns with a focus on culture and employee engagement; led cross-functional collaboration and delivered impactful campaigns.
Senior Project Manager – Internal Communications & Strategy
January 1, 2023 - Present
Lead end-to-end internal communications initiatives impacting 100,000+ employees across LATAM, USA, and Asia. Lead a 20-person interdisciplinary squad (writers, designers, AV producers, strategists). Deliver 200+ internal campaigns per year covering wellbeing, cybersecurity, IT transformation, AI adoption, referrals, and employer branding. Serve as primary contact for senior stakeholders, ensuring alignment between business objectives, communications strategy, and execution timelines. Co-created new internal communications tools with Google to support regional campaigns.

Education

Técnico en Edición at Universidad Tres de Febrero
January 1, 2022 - January 1, 2025
Técnicatura en Edición at Universidad Nacional de Tres de Febrero (UNTREF)
January 1, 2022 - January 1, 2025

Qualifications

Add your qualifications or awards here.

Industry Experience

Software & Internet, Media & Entertainment, Professional Services