
Maximiliano Bisero
@maximilianobisero
Junior Data Analyst at Sanatorio del Oeste who cut customer service wait time by 67% and automated reporting in Excel.
What I'm looking for
At Sanatorio del Oeste, I designed a system to categorize operational deviations, making management information visible and supporting KPI tracking.
I analyzed bottlenecks in the reception and service process and reduced customer service time from 15 minutes to 5. I also automated Excel-based reporting and cut bonus transcription work from 3 hours a day to 1 hour a week.
As Supervisor de Atención al Público, I coordinated a 77-person team across three sanatoriums and designed reports to track appointments, visits, attendance, and monthly billing.
I'm developing my path in data analysis and business intelligence. I completed Data Analytics training at CoderHouse and have experience with advanced Excel and Tableau, along with introductory training in Power BI and SQL.
Experience
Work history, roles, and key accomplishments
Supervisor de Atención al Público
Sanatorio del Oeste
Feb 2022 - Aug 2026 (4 years 6 months)
Coordiné un equipo de 77 personas en 3 sanatorios, diseñé un sistema de categorización de desvíos operativos y optimicé el circuito de atención reduciendo el tiempo de atención al cliente de 15 a 5 minutos. Automatizó reportes de gestión y redujo el tiempo de transcripción de bonos en un 95%.
Referente de Atención al Público
IPC Instituto Médico
Aug 2015 - Feb 2022 (6 years 6 months)
Atendí y resolví consultas y reclamos de pacientes, gestioné agendas, stock y caja, y coordiné y capacité al personal de atención.
Jefe de Sección
Fuerza Aérea Argentina
Apr 2014 - Nov 2018 (4 years 7 months)
Coordiné equipos técnicos en configuración y reparación de equipos, y gestioné administrativamente la asignación de suplementos para personal militar y civil.
Administrativo de Atención al Cliente
Proyecto Plan Sarmiento
Mar 2012 - Apr 2014 (2 years 1 month)
Brindé soporte y atención a docentes y autoridades, incluyendo capacitación y resolución de consultas, y realicé carga masiva de datos y soporte operativo en eventos públicos.
Education
Degrees, certifications, and relevant coursework
CoderHouse
Data Analytics, Data Analytics
Completed Data Analytics program in August 2026, covering Power BI and SQL.
Instituto Técnico San Judas Tadeo
Técnico Personal y Profesional en Informática, Computer Science
Completed technical education in computer science.
Tech stack
Software and tools used professionally
Availability
Location
Authorized to work in
Salary expectations
Job categories
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