Dr. Jesús Santaliestra

Founder & CEO

About

Every year, thousands of qualified professionals fail English exams — not because they lack skill, but because training was never designed to scale. I built Medilingual to fix that. Medilingual is an AI-first platform for English proficiency and professional communication, designed as infrastructure — not a course. Institutions use Medilingual to reduce dropout, improve exam pass rates, and standardize English proficiency training across teams and cohorts, without increasing headcount. The platform supports: English proficiency exams (IELTS, PTE, OET) Real-world professional communication Pronunciation, fluency, and decision-making under pressure Cohort-based and institutional training models Our most demanding vertical is healthcare, where communication is a safety issue — not a soft skill. That’s where Medilingual was born. I’m a practicing Emergency Physician and GP with 10+ years in high-pressure clinical environments in Spain and Ireland. That experience shaped how we designed our AI agents, simulations, and feedback systems. Today, Medilingual partners with academies, universities, recruiters, and healthcare institutions to replace manual, unscalable language training with AI-driven proficiency infrastructure. 👉 Relevant for leaders responsible for English proficiency training, onboarding, or workforce readiness at scale.

Country

City

Ireland

Industry

Medical Device

Skill

Medical Education with AI , B2B Partnerships, Product Development, Healthcare Training, Institutional Sales, Language Assessment, Digital Learning Platforms, Startup Leadership, Workforce Development, SaaS, Strategic Partnerships, Curriculum Design, AI in Education, Digital Learning Infrastructure, English Proficiency Training, Professional Communication, Edtech, Digital Health, Medical branding, Medical Content Creation

Experience

Founder & CEO

ProficientHub

2025-4 - Present · 1 yr 6 mos

Ireland

Building an AI-first platform for English proficiency and professional communication at scale. Medilingual enables institutions to prepare candidates for IELTS, PTE, and OET by replacing manual correction and teacher bottlenecks with real-time AI feedback. We design high-stakes communication simulations inspired by real clinical and professional environments, delivering consistent and measurable outcomes without scaling headcount. Partnering with academies, universities, recruiters, and enterprise organizations across healthcare and professional services.

GP Locum Doctor

Santaliestra limited

2024-6 - Present · 2 yrs 4 mos

Ireland

Primary care physician with experience managing diverse patient populations, including international patients with varying English proficiency levels. Witnessed firsthand how communication gaps affect patient outcomes, treatment adherence, and clinical safety. This experience directly informs Medilingual's approach to training healthcare professionals in real-world medical communication — not just exam preparation.

Emergency Physician – Prehospital & HEMS Operations (Spain)

SAMU 061 – Balearic Islands Emergency Medical Se

2015-3 - Present · 11 yrs 7 mos

IBIZA

Leading advanced prehospital care and HEMS operations across Ibiza and Formentera since 2015. High-stakes clinical decision-making in environments where communication failures cost lives. Coordinating multidisciplinary teams under extreme pressure — where clarity, speed, and precision define outcomes. This experience shaped how Medilingual approaches professional communication training: real scenarios, real pressure, real consequences. Developing emergency protocols and training programs for healthcare professionals operating at the edge.

Family and Community Medicine Resident (GP Trainee)

Hospital de Barbastro (SALUD ARAGÓN)

2010-5 - 2014-5 · 4 yrs 1 mo

Barbastro, Aragon, Spain

4-year residency in Family and Community Medicine across hospital and primary care settings. Developed clinical decision-making skills managing diverse patient populations — including international patients where language barriers directly impacted care quality and safety. Foundation for understanding how communication gaps affect healthcare outcomes at scale.

Education

Universidad de Zaragoza

Medicine

2003-9 - 2009-6 · 5 yrs 10 mos

Completed a 6-year Bachelor’s Degree in Medicine and Surgery at Universidad de Zaragoza, Spain. Acquired solid clinical knowledge and hands-on experience through hospital rotations in internal medicine, surgery, pediatrics, psychiatry, and emergency medicine. Developed strong diagnostic, communication, and teamwork skills. Graduated with honors and a strong interest in international healthcare systems and evidence-based medicine.