Poincaré Marcellus
Plano,USA
Summary
Experienced Software Engineer with a strong background in .NET development, SQL Server, and cloud-based solutions. Skilled in designing and optimizing scalable, secure applications with expertise in C#, .NET Core, ASP.NET, REST APIs, Microservices, and CI/CD pipelines. Adept at database development, ETL processes (SSIS), and Agile methodologies. Passionate about delivering high-quality software in financial, healthcare, and enterprise environments.
Overview
13
13
years of professional experience
Work History
SQL Server Database Developer
O’Neil Digital
05.2024 - Current
- Developed scalable web applications that retrieve and present analytical data using .NET Core, C#, SQL Server, REST APIs, and jQuery
- Created and optimized 15+ SSIS ETL packages for data cleansing, transformation, and incremental loads, improving data processing efficiency
- Implemented CI/CD pipelines for deploying .NET applications to Azure, ensuring seamless releases with minimal downtime
- Provided performance tuning for SQL queries, reducing execution time by 40%
.NET Full Stack Developer
Sullivan Cotter
06.2022 - 06.2023
- Designed and implemented new functionalities for a Physician Needs Assessment platform, integrating business logic with SQL Server and .NET Core
- Developed and maintained stored procedures, views, and triggers to optimize database performance
- Assisted in debugging and enhancing SSIS packages for ETL operations
- Participated in Agile Scrum ceremonies, collaborating with cross-functional teams via JIRA and Azure DevOps
.NET/Software Engineer (SQL Server)
Bank of America
06.2016 - 01.2022
- Developed a multi-step approval web application for financial data transactions using .NET Framework, SQL Server, and REST APIs
- Migrated a legacy MS Access-based financial application to a modern .NET Core web application, improving scalability and security
- Designed and implemented a shift handover tracking system, consolidating work items for improved business continuity
- Automated workflow processes using SSIS, SQL Server, and ASP.NET, reducing manual effort by 50%
- Provided production support and troubleshooting in a highly regulated financial environment
Production Developer (.Net/SQL Server)
Beacon Health Strategies
08.2015 - 06.2016
- Developed eReportRun, an automated reporting system for complex financial reports, using ASP.NET MVC, SQL Server, SSRS, and SSIS
- Created SQL Server database solutions for processing healthcare transactions and reporting
- Debugged and optimized failed ETL processes and SQL queries, improving execution times
.NET Software Developer, Full Stack
WB Mason
11.2011 - 05.2015
- Developed an EDI file processor for managing Purchase Orders, Invoices, and Order Acknowledgements in a .NET-based web interface
- Created SSIS packages to automate data transfers between secure FTP sites and SQL Server
- Designed a real-time order monitoring system, reducing downtime by 30%
- Developed SSRS reports for business intelligence insights
Education
Bachelor of Science - Computer Science
Canado Tech
Skills
- C#
- NET Core
- Web API
- RESTful Services
- Python
- React
- HTML
- CSS
- JavaScript
- JQuery
- Bootstrap
- Telerik Kendo UI
- SQL Server
- T-SQL
- Stored Procedures
- Views
- Triggers
- Functions
- SSIS
- SSRS
- Microsoft BI
- Azure
- CI/CD
- Docker
Languages
English
Native or Bilingual
French
Native or Bilingual
Timeline
SQL Server Database Developer
O’Neil Digital
05.2024 - Current
.NET Full Stack Developer
Sullivan Cotter
06.2022 - 06.2023
.NET/Software Engineer (SQL Server)
Bank of America
06.2016 - 01.2022
Production Developer (.Net/SQL Server)
Beacon Health Strategies
08.2015 - 06.2016
.NET Software Developer, Full Stack
WB Mason
11.2011 - 05.2015
Bachelor of Science - Computer Science
Canado Tech
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