Daniel Marshall
Raleigh,NC
Summary
Senior Software Engineer with 10+ years of experience designing and operating scalable backend systems in .NET and AWS environments. Strong background in distributed systems, API architecture (REST/gRPC), and high-volume data processing pipelines. Experienced in enterprise financial data platforms used by institutional clients, with ownership across design, development, and production support.
Overview
1
1
Certification
12
12
years of professional experience
Work History
Lead Software Engineer / Senior Software Engineer
S&P Global
Remote
07.2022 - Current
- Architect and maintain high-throughput REST and gRPC APIs powering mission-critical financial data services used by enterprise and institutional clients.
- Led design and implementation of a large-scale data export system enabling extraction of tens of millions of records in under 30 minutes, integrated with Snowflake.
- Designed and implemented caching strategies across high-traffic endpoints, reducing database load and improving API performance.
- Built event-driven distributed pipelines using AWS SQS, SNS, Lambda, S3, and CloudWatch to improve scalability and fault tolerance.
- Optimized SQL Server performance through query tuning, indexing, and stored procedure improvements.
- Developed internal Blazor tools for API testing and debugging, reducing QA cycle time by ~40%.
- Provided production support, incident response, and root cause analysis to improve system reliability.
- Implemented automated testing and API documentation using xUnit, NUnit, Postman, and Swagger/OpenAPI.
- Collaborated with stakeholders to design scalable solutions and deliver features end-to-end using Azure DevOps CI/CD.
- Mentored junior developers, fostering skill growth and enhancing team performance.
- Led software development projects, ensuring alignment with business objectives and technical requirements.
Senior Application Developer / Business Analyst-Programmer
ShelterPoint Life
Remote
05.2015 - 07.2022
- Directed transformation of legacy systems into .NET-driven distributed services and web applications.
- Engineered Blazor WebAssembly application minimizing claims processing duration by 30%
- Optimized claims workflows with C#, achieving ~40% automation in claims processing free from manual review.
- Converted legacy VB and C systems into contemporary .NET services and APIs.
- Constructed backend web APIs alongside SQL-driven reporting systems to enhance business intelligence.
- Developed AWS-centric automation enhancing efficiency of billing and reporting workflows.
- Mentored engineers on system design and backend architecture best practices.
Technical Implementation Consultant
EtQ
New York
05.2014 - 05.2015
- Implemented enterprise QMS solutions using Python, SQL, HTML/JSP, and JavaScript.
- Customized workflows and backend logic for client-specific compliance needs.
- Worked directly with clients to gather requirements and manage deployments.
Education
M.S. - Computer Science
Georgia Institute of Technology
Remote01-2022
Bachelor of Science - Computer Science
New York Institute of Technology
Old Westbury, NY01-2014
Skills
- C# and NET development
- Software architecture design
- REST APIs / gRPC
- Event-Driven Architecture
- AWS (SQS, SNS, Lambda, S3)
- Performance Optimization / Caching
- SQL Server / Stored Procedures / Query Optimization
- Automated Testing (xUnit, NUnit, Postman)
- Blazor
- High-Volume Data Processing / Data Export Pipelines
Certification
AWS Cloud Technical Essentials — Coursera (Mar 2023) | Credential ID: APJGXK7BM8QH
Timeline
Lead Software Engineer / Senior Software Engineer
S&P Global
07.2022 - Current
Senior Application Developer / Business Analyst-Programmer
ShelterPoint Life
05.2015 - 07.2022
Technical Implementation Consultant
EtQ
05.2014 - 05.2015
M.S. - Computer Science
Georgia Institute of Technology
Bachelor of Science - Computer Science
New York Institute of Technology