Technical Expert – C# / .NET / MSSQL (12‑month Onsite Mission)
Mission Overview
Key Skills Required
Strong expertise in MSSQL and software quality assurance
Fluent English, with good command of French
Solid understanding of IT systems and operational environments
Proven experience in:
Quality Analysis
Testing
Management
Engineering or quality assurance
Banking/financial industry experience is a plus Technical proficiency in:
C# / .NET
SQL
Azure
Event‑driven architectures
Mission Outline (indicative, non‑exhaustive)
Analyze and optimize existing C# / SQL codebase
Implement updates to business rules, including:
Creation and evolution of SQL Views
Advanced transactional filtering
Optimize calculation pipelines for improved system performance
Redesign parts of data-processing flows to meet external constraints
Collaborate with payment teams to ensure technical compliance
Integrate and optimize Azure Cosmos DB:
Optimized query implementation
Partitioning strategy management
Develop automated reporting modules (SQL Server Reporting / scripts)
Conduct SQL performance optimization: query tuning, indexing, execution plan analysis
Technologies Involved
✔ C# .NET Core
✔ MS SQL Server
✔ SQL Views
✔ TSYS Payment Partner Integration
✔ Blazor
✔ Azure Cosmos DB
✔ Event‑Driven Architecture
✔ Visual Studio 2022
✔ SSIS
✔ Stored Procedures
✔ SQL Server Reporting
✔ C# Utility Scripts
Key Skills
Ranked by relevance
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- Posted
- Feb 11, 2026
- Type
- Contract
- Level
- Not Applicable
- Location
- Luxembourg
- Company
- ThoughtLabs Belgium
Industries
Categories
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