Daniel Zielinski Email and Phone Number

• Developed custom web apps using Python (Django, SQL Server) to support 700+ employees, including self-serve analytics site, provider chart auditing tool, and pharmacy auditing tool• Automated business processes using Python, including web scraping (Requests, BeautifulSoup, Selenium) of health insurance sites (TMHP , MAP) to eliminate manual eligibility searches by billing team, save patients money, and increase revenue• Created visualizations and reports using PowerBI and SSRS to inform organizational decision-makers (C-Suite, Clinical Directors, Finance, Billing); developed and optimized T-SQL queries to populate the data• Led new predictive analytics initiative, including development of machine learning model using Python (Scikit-Learn, Pandas) to predict patient rehospitalization likelihood and facilitate proactive outreach by nurses• Streamlined business processes and eliminated Excel-based tasks using PowerApps to improve care outcomes for 100,000 patients annually, including transition of care, medication adherence, nurse auditing, mobile breast cancer screening, attribution matching, chronic care management, and insurance enrollment• Designed new parts of data warehouse (star schema, SQL Server) and updated existing parts based on evolving business requirements, including tables, stored procedures, functions, and views• Designed and implemented ETL processes (SQL stored procedures, Python) to bring data into the data warehouse from NextGen EHR, Athena EHR (Snowflake), and 10 other internal apps• Performed code reviews and quality assurance testing on reports and apps; mentored junior developers• Gathered report and app requirements from external stakeholders (federal, state, local governments) and internal stakeholders at all levels (from C-Suite to clinics); presented reports and projects to these stakeholders• Managed internal git repositories (GitHub, Azure DevOps); wrote and maintained documentation both within source code and in internal wiki

• Worked on ERP system (NetSuite) implementations for large, multi-subsidiary clients• Gathered and documented business requirements via discovery sessions; configured NetSuite based on requirements• Walked client through configured NetSuite systems; migrated legacy data into NetSuite• Led organizational change management effort for projects; developed NetSuite user guides and business process flows• Developed UAT scripts; facilitated UAT with clients