Tiffany Preston
Summary
Experienced Senior Software Engineer with nearly a decade in e-commerce and digital platforms. Led cross-functional teams through complex requirements while mentoring engineers. Proficient in .NET/C#, Python, SQL, and Azure, with a focus on clear stakeholder communication and scalable system development.
Overview
11
11
years of professional experience
Work History
Senior Backend Software Engineer/Tech Lead
Vail Resorts
Broomfield, CO
04.2022 - Current
- Orchestrated event-driven microservices cluster to facilitate lesson activities and ensure real-time data delivery to client applications.
- Led enhancements for ski and ride school eCommerce applications to improve guest experience and increase ancillary product revenue.
- Established digital resources in Azure for an AI model project that reduced manual review of pass photos by 60%.
- Directed technical initiatives for capital projects, delivering design support, conducting technical assessments, and overseeing contracted developers.
- Managed application infrastructure and functionality, ensuring reliable off-hours application support.
- Supported existing ecommerce applications, collaborating with business partners on feature implementation and bug resolution.
Senior Software Engineer
CoBank
Denver, CO
12.2020 - 04.2022
- Contributed to completion of a five-year bank-wide initiative to replace a legacy system in leasing processes, which involved replacing the internal website, creating over 200 SSRS reports, and scheduling over 350 jobs for internal process support.
- Delivered reporting requirements for new and existing reports via SQL Server Reporting Services, transforming and optimizing financial reports to reduce run time from 45-60 minutes to 15-20 minutes.
- Optimized existing financial reports, reducing execution time from 45-60 minutes to 15-20 minutes.
- Set up integrations with data warehousing and other applications used within CoBank by setting up API endpoints to send and retrieve data. Microservices were utilized for this setup through the OpenShift platform.
- Integrated data warehousing and applications through API endpoints on the OpenShift platform.
- Utilized microservices for seamless data retrieval and synchronization within CoBank.
- Supported leasing applications by collaborating with business partners to implement features and manage bugs, overseeing application infrastructure and providing off-hours support.
Software Engineer
CoBank
Denver, CO
04.2019 - 12.2020
- Designed and developed new applications along with advanced system functionalities.
- Optimized system components for enhanced scalability and flexibility.
- Increased efficiency through continuous release integration into application lifecycle.
- Implemented automated database deployment to streamline processes.
- Collaborated with business partners to implement features and resolve bugs.
- Coordinated with developers to address daily functionality and initiate new projects.
- Supported applications off-hours while managing infrastructure and functionality.
Software Engineer
National General Insurance
Cleveland, OH
05.2016 - 04.2019
- Developed and maintained web applications and APIs using C#, VB.NET, SQL Server, and .NET Framework.
- Refactored system components, improving scalability and flexibility of functionality for future developments.
- Enhanced client application processing and data entry, resulting in increased product sales.
Database Analyst and Support Specialist
Service Software, LLC
Littleton, CO
05.2015 - 04.2016
- Managed customer databases in SQL Server, creating data exports, restoring backups, and manipulating data with triggers and stored procedures to enhance system response time.
- Oversaw database server network to identify and resolve SQL execution issues.
- Integrated third-party applications and database records from client servers, consolidating data from various accounting applications into a single application.
- Assisted customers with technical issues, resolving 100 support tickets weekly to enhance software performance and customer satisfaction.
Education
Bachelor of Science - Geophysical Engineering
Colorado School of Mines
Golden, CO12-2014
Skills
- C# and NET
- Nodejs
- Python
- Microservices design
- Event-driven design
- API development
- Azure Cloud infrastructure
- Database management
- Application support
- Agile practices
- Leadership skills
- Documentation skills
Performance Reviews
- Tiffany is forward-thinking and consistently looks for ways to improve our processes and support technology initiatives. Her efforts to expand her knowledge of Kubernetes and deepen her understanding of Sitecore demonstrate her proactive mindset. Additionally, her commitment to improving our Freeride platform is commendable and shows her focus on delivering value to our users. - End of Year Review 2025
- What sets Tiffany apart is her willingness to challenge the status quo. She is not afraid to raise questions and advocate for better solutions when they are available, which encourages a culture of innovation and critical thinking within the team. - End of Year Review 2025
- Tiffany also made meaningful contributions to guest engagement through her leadership on key SRS enhancements and continued to raise the bar on observability and cross‑team communication. Altogether, she has built strong momentum this year and is solidifying herself as a high‑impact engineer and reliable technical leader within the organization. - Mid-year Review 2026
Timeline
Senior Backend Software Engineer/Tech Lead
Vail Resorts
04.2022 - Current
Senior Software Engineer
CoBank
12.2020 - 04.2022
Software Engineer
CoBank
04.2019 - 12.2020
Software Engineer
National General Insurance
05.2016 - 04.2019
Database Analyst and Support Specialist
Service Software, LLC
05.2015 - 04.2016
Bachelor of Science - Geophysical Engineering
Colorado School of Mines