Marco Antônio
@marcoantnio
Business Analyst and Statistician delivering healthcare analytics dashboards and predictive models.
What I'm looking for
I’m a results-driven Statistician and Business Analyst with 2.5+ years of healthcare experience, focused on hospital performance dashboards, predictive modeling, and financial analytics. At Opy Health, I developed and optimized dashboards and models across multi-site hospital networks, including the organization’s first integrated Power BI financial dashboard correlating ERP (income statements, CAPEX, cash flow) with operational metrics.
I strengthen every project with rigorous statistics and end-to-end analytics—from redesigning patient satisfaction surveys using Neyman allocation sampling to delivering clear monthly KPI reporting to C-level investors. I also build first-of-their-kind BI systems (Power BI, Python, SQL), conduct data-driven economic and time-series analyses (including SARIMA), and support AI improvements as a German-language AI Training Specialist.
Experience
Work history, roles, and key accomplishments
Business Analyst
Opy Health
Oct 2023 - Apr 2026 (2 years 6 months)
Developed, monitored, and optimized hospital dashboards and predictive models for finance, administration, and operations across multiple affiliated hospitals. Built the organization’s first integrated financial dashboard in Power BI and delivered monthly C-level performance reports, improving transparency of operational and financial KPIs.
AI Training Specialist
German Language Outlier
Nov 2024 - Apr 2025 (5 months)
Assessed, ranked, and refined AI-generated code to align with coding standards and quality benchmarks. Leveraged German (B1+) to optimize generative AI models for German-language localization (de_DE, de_AT).
Data Scientist
Matchin®
May 2023 - Oct 2023 (5 months)
Built the company’s first BI system using Power BI, Python, and SQL to unify financial, social media, and project-management data into a single analytics platform. Identified top-performing influencers and campaigns, increasing engagement rates and improving client ROI for brands including Hostinger, Minas Trend, and Supernosso.
Data Analyst Intern
Prefeitura Municipal De Ouro Preto
Oct 2022 - Apr 2023 (6 months)
Performed economic analyses in R to identify underserved areas for targeted government investment in education, internet access, and income. Developed the municipality’s first Power BI dashboards with Cloud SQL for real-time access and produced an action plan to support youth labor market integration.
Data Analyst
Dmcreditos.com.br
Feb 2022 - Sep 2022 (7 months)
Applied SARIMA time-series modeling to identify seasonal revenue trends and peak periods to inform resource planning and marketing strategy. Analyzed customer profitability versus volume growth and geographic client distribution, enabling a data-driven shift to improve income and retention.
Education
Degrees, certifications, and relevant coursework
Universidade Federal de Ouro Preto (UFOP)
Bachelor of Science in Statistics, Statistics
2018 - 2023
Activities and societies: Key project: Monitoring of Adverse Events Following Newly Commercialized Drugs and Vaccines (healthcare statistics).
Earned a B.Sc. in Statistics at UFOP (2018–2023). Thesis focused on multi-objective strategy adaptation using particle swarm for network queue problems, with healthcare adverse-event monitoring as a key project.
Tech stack
Software and tools used professionally
Availability
Location
Authorized to work in
Social media
Job categories
Skills
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