Elizabeth Billings
Saint Louis
Summary
Software Engineer with 5+ years of experience building and supporting web applications and enterprise systems using C#, Angular, TypeScript, and SQL. Experienced in modernizing legacy platforms, improving deployment processes, and supporting production environments in cloud-based systems. Background also includes site reliability engineering with hands-on work in Azure, AWS, and Snowflake supporting business-critical financial data pipelines. Azure Fundamentals and AWS Certified Cloud Practitioner certified
Overview
7
7
years of professional experience
1
1
Certification
Work History
Site Reliability Engineer
London Stock Exchange Group
06.2025 - Current
- Supported financial live feeds to maintain up to 99.999% SLA and related pipelines and SQL and NoSQL databases
- Utilized Azure, AWS, Snowflake, DataDog, and BigPanda to monitor and troubleshoot incidents as they occurred to solve problems before they affected customers
- Worked with clients, customer service teams, development teams, and management to solve problems and answer questions
- Managed security for team of over 20 people, including monitoring of ACL and making sure we were complying with company and industry best practices, and was member of global security team
- Create dashboards and small web services for internal use by team to make work easier and more efficient
Full Stack Application Developer
Xtra Lease
05.2022 - 06.2025
- Built a scalable, responsive dashboard that consolidated tracking unit status, location data, and maintenance information into an intuitive interface, significantly improving operational decision-making speed using C# 12, T-SQL, and Angular 18
- Migrated pipeline infrastructure from legacy Octopus/Jenkins systems to Azure DevOps, consolidating DevOps tooling to streamline release management and enhance deployment reliability across the organization
- Worked with a team of two other engineers to replace a legacy application with a modern, responsive web application used on tablets, mobile devices, and computers by company employees to manage trailer fleet and other necessary functions for the company using C# 12, SQL, and Angular 19
- Created and maintained internal web applications, including creating
Support Engineer
Mindtree
11.2021 - 05.2022
- Assisted enterprise customers with Microsoft Azure Batch and Storage
- Created and maintained documentation for use by fellow employees to help reduce time needed to assist customers and to organize and improve onboarding for new employees
- Trained employees on batch job scheduling, cloud computing, and NoSQL data stores
Full Stack Developer
Revature
08.2019 - 11.2021
- Developed software with various teams using both .NET and Java including insurance, housing, and transportation projects that were focused on security and ease-of-use
- Designed responsive web pages using HTML, CSS, JavaScript, Angular, and Bootstrap
- Mentored interns in agile software-development, test-driven development, and designing and creating accessible, semantic front-ends
- Created reports using SQL Server for government reporting, medical research, and internal use for Medicare and Medicaid medical coverage
Education
Post-Baccalaureate - Cybersecurity
Saint Louis University
Saint Louis, MO05-2024
Bachelor of Science - Computer Science
Northwest Missouri State University
Maryville, MO05-2019
Skills
- TypeScript
- Angular
- C#
- SQL
- Microservices architecture
- Shell scripting
- REST APIs
- SAML
- Azure
- AWS
- Snowflake
Certification
Microsoft Azure Fundamentals (AZ-900) - January 2026
AWS Certified Cloud Practitioner - February 2026
Timeline
Site Reliability Engineer
London Stock Exchange Group
06.2025 - Current
Full Stack Application Developer
Xtra Lease
05.2022 - 06.2025
Support Engineer
Mindtree
11.2021 - 05.2022
Full Stack Developer
Revature
08.2019 - 11.2021
Bachelor of Science - Computer Science
Northwest Missouri State University
Post-Baccalaureate - Cybersecurity
Saint Louis University