Technical Expert
⭐ - Featured Role | Apply direct with Data Freelance Hub
This role is for a Technical Expert with 8+ years in enterprise payment systems, offering a hybrid work arrangement and a competitive pay rate. Key skills include C#, ASP.NET Core, Azure services, and experience in payment gateways and multi-tenant architectures.
🌎 - Country
United States
💱 - Currency
$ USD
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💰 - Day rate
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🗓️ - Date discovered
August 20, 2025
🕒 - Project duration
Unknown
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🏝️ - Location type
Hybrid
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📄 - Contract type
Unknown
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🔒 - Security clearance
Unknown
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📍 - Location detailed
Miami, FL
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🧠 - Skills detailed
#"ETL (Extract #Transform #Load)" #REST API #Azure DevOps #REST (Representational State Transfer) #SQL (Structured Query Language) #.Net #Azure #API (Application Programming Interface) #Vault #C# #Scala #Storage #Programming #Cloud #Azure SQL Database #Azure SQL #DevOps
Role description
Job Description:
General Requirements:
• Seniority: 8+ years relevant experience
• Proven track record in enterprise-scale payment systems
• Strong problem-solving and analytical thinking
• Comfortable working in hybrid business/technical discussions
• Availability to participate fully during the workshop sessions
Core Skills & Experience
Programming & Frameworks:
• Strong expertise in C# and ASP.NET Core
• Experience with REST APIs and service-oriented architectures
Payments & Cards Domain:
• Hands-on experience building payment gateways, POS systems, and card transaction processing
• Knowledge of settlement, reconciliation, and fraud prevention workflows
Infrastructure & System Design:
• Familiarity with Azure services (as depicted in the provided architecture diagram) including:
• Azure DevOps
• Azure SQL Database
• Azure App Services / Web Apps
• Azure Storage
• Application Gateway, Load Balancers, and Networking components
• Key Vault, API Management, Service Bus, Functions
Cloud-native system design and scalability
Integration Knowledge:
• Familiarity with multi-tenant architectures
• Experience integrating 3rd-party APIs in payment ecosystems
Soft Skills
• Strong ability to work in a collaborative architecture review setting
• Skilled in identifying technical debt and refactoring strategies
• Ability to bridge tech and business discussions in payments context
Job Description:
General Requirements:
• Seniority: 8+ years relevant experience
• Proven track record in enterprise-scale payment systems
• Strong problem-solving and analytical thinking
• Comfortable working in hybrid business/technical discussions
• Availability to participate fully during the workshop sessions
Core Skills & Experience
Programming & Frameworks:
• Strong expertise in C# and ASP.NET Core
• Experience with REST APIs and service-oriented architectures
Payments & Cards Domain:
• Hands-on experience building payment gateways, POS systems, and card transaction processing
• Knowledge of settlement, reconciliation, and fraud prevention workflows
Infrastructure & System Design:
• Familiarity with Azure services (as depicted in the provided architecture diagram) including:
• Azure DevOps
• Azure SQL Database
• Azure App Services / Web Apps
• Azure Storage
• Application Gateway, Load Balancers, and Networking components
• Key Vault, API Management, Service Bus, Functions
Cloud-native system design and scalability
Integration Knowledge:
• Familiarity with multi-tenant architectures
• Experience integrating 3rd-party APIs in payment ecosystems
Soft Skills
• Strong ability to work in a collaborative architecture review setting
• Skilled in identifying technical debt and refactoring strategies
• Ability to bridge tech and business discussions in payments context
