Mark Andersen
Deland,Florida
Overview
20
20
years of professional experience
Work History
Senior Backend Engineer
Humata Health
12.2024 - 04.2025
- Spearheaded database optimization initiatives, improving performance by 25% through query tuning and indexing.
- Modernized legacy systems by designing scalable, secure TypeScript backends and React frontends using Azure cloud tools.
- Built and maintained React and JavaScript components for internal dashboards and user-facing features.
- Architected microservices and RESTful APIs to enhance modularity.
- Implemented CI/CD pipelines using GitHub Actions and Azure DevOps, reducing release cycles from two weeks to two days.
- Ensured HIPAA compliance by integrating security protocols into backend services and APIs.
Data Architect / Software Development Lead
Össur
04.2019 - 12.2024
- Led the design and optimization of T-SQL solutions, Power BI reporting, and Azure-integrated data pipelines to improve analytics performance.
- Designed and developed front-end features using React, JavaScript, and TypeScript, improving user experience across internal and client-facing tools.
- Enhanced database performance through advanced query optimization, ETL processes, and SSIS package development.
- Provided technical leadership, management, and mentorship to a globally distributed team.
- Supported cross-platform app development in .NET, TypeScript, and iOS, ensuring quality across the full stack.
- Delivered stakeholder demos, training, and technical documentation for business and clinical users.
- Led full software lifecycle efforts, from architecture to deployment and customer support.
Senior Application Developer – Team Lead
DaVita Labs
Deland, Florida
11.2015 - 04.2019
- Provided team leadership, mentoring, workload management, and assistance with management duties.
- Analyzed opportunities for improvement in legacy code and migrated it into a more streamlined codebase (C#.NET, Oracle, SQL Server).
- Handle content management (CM) using HP Quality Center (HPQC) and Team Foundation Server (TFS).
Warfighter Training Alliance (WTA) Senior Software Engineer
Raytheon
Orlando, FL
07.2009 - 11.2015
- Created mission-critical WCF RESTful web services that feed into large financial, contractual, and program management-oriented applications (C#, SQL, WCF).
- Designed, coded, and implemented a complete transaction-based financial application for managing government contracts. (VB.NET, JavaScript, SQL 2008, Oracle)
- Modified existing code and added new modules to handle the ever-increasing, time-critical demands of military asset movements and the related contract implications. (C#, VB.NET, JavaScript, SQL 2008, Oracle)
- Delivered training and orientation to my applications to a vast audience, including military users, government employees, and co-workers.
- (Active Secret Security Clearance)
Software Developer
Florida Hospital
04.2014 - 04.2015
- Worked remotely on a stand-alone desktop application that loads patient information and outputs encounter files.
- Created new tables, stored procedures, and views to structure data for ease of use with the application.
- Remotely troubleshoot issues with the onsite manager, and provide timely updates and new features as the application develops.
- VB.NET, SQL Server 2008.
Software Developer
Worldwide Interactive Services, LLC
04.2009 - 07.2009
Software Developer
Metavante Banking Solutions
04.2008 - 03.2009
Technical Engineer
SAP/Business Objects
12.2004 - 04.2008
Timeline
Senior Backend Engineer
Humata Health
12.2024 - 04.2025
Data Architect / Software Development Lead
Össur
04.2019 - 12.2024
Senior Application Developer – Team Lead
DaVita Labs
11.2015 - 04.2019
Software Developer
Florida Hospital
04.2014 - 04.2015
Warfighter Training Alliance (WTA) Senior Software Engineer
Raytheon
07.2009 - 11.2015
Software Developer
Worldwide Interactive Services, LLC
04.2009 - 07.2009
Software Developer
Metavante Banking Solutions
04.2008 - 03.2009
Technical Engineer
SAP/Business Objects
12.2004 - 04.2008
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