Backend Engineer (.NET / Python / Azure)

Gramian Consulting Group; United States; Remote; USD 100,000 - 145,000; Full time

Job summary

Gramian Consultancy is seeking an experienced Backend / Full-Stack Engineer to build middleware APIs linking an AI-driven CDD platform with enterprise systems. The role focuses on C#/.NET and Python, REST APIs, asynchronous workflows, Dockerized deployments, and Azure DevOps in a remote EU setting.

You will design, implement, and test services, extend AI modules, and ensure reliable integrations across enterprise platforms.

Qualifications

• Strong hands-on experience with C#/.NET and ASP.NET Core Web APIs.
• Practical experience with Python, ideally FastAPI or a comparable framework.
• Experience building and integrating REST APIs and enterprise services.
• Experience with messaging/queues and asynchronous integration patterns.
• Strong experience with Docker, Git, and Azure DevOps CI/CD.
• Experience writing unit and integration tests for production services.
• Ability to work across modern cloud services and legacy enterprise systems.
• Fluent English and ability to work remotely within the EU.

Responsibilities

• Build middleware APIs connecting enterprise applications, data platforms, and legacy systems.
• Develop and maintain ASP.NET Core Web APIs and Python services.
• Extend AI-driven service modules and connector frameworks.
• Implement reliable asynchronous workflows, callbacks, retries, and safe write-back mechanisms.
• Integrate with REST APIs, messaging systems, queues, databases, and enterprise platforms.
• Package and deploy services using Docker and CI/CD pipelines.
• Support deployments to Azure / Databricks-based environments.
• Write and maintain unit and integration tests.
• Troubleshoot issues found during testing and in production.
• Contribute to a business-critical platform where uptime, speed, and correct results are essential

Skills

C#/.NET

ASP.NET Core Web APIs

Python

FastAPI

REST APIs

Asynchronous integration

Unit testing

Integration testing

Messaging/Queues

Docker

Git

Azure DevOps

Databricks

Tools

Docker

Git

Azure DevOps

Databricks

Job description

Описание: Gramian Consultancy is a boutique consultancy specializing in IT professional services and engineering talent solutions. With a strong background in software engineering and leadership, we help companies build high-performing teams by matching them with professionals who truly fit their needs. Our client is a Big4 Consultancy group that works with leading financial institutions on AI-driven transformation, automation, advanced analytics, and financial crime prevention. Their are building a production-grade AI-assisted KYC / Customer Due Diligence platform for an international insurance environment. We are looking for an experienced Backend / Full-Stack Engineer to build the services connecting the AI-driven CDD platform with enterprise systems. The role requires strong hands‑on experience across C#/.NET and Python, with a focus on APIs, enterprise integrations, asynchronous workflows, containerization, Azure DevOps, and production reliability. CONTRACT: B2B or B2C contract COMMITMENT: Full-time, 3-4 months contract with possibility of extension or getting on new projects LOCATIONS: Remote, EU-based candidates START: ASAP PROCESS: Initial qualification followed by client interviews

Задачи:

• Build middleware APIs connecting enterprise applications, data platforms, and legacy systems.
• Develop and maintain ASP.NET Core Web APIs and Python services.
• Extend AI-driven service modules and connector frameworks.
• Implement reliable asynchronous workflows, callbacks, retries, and safe write-back mechanisms.
• Integrate with REST APIs, messaging systems, queues, databases, and enterprise platforms.
• Package and deploy services using Docker and CI/CD pipelines.
• Support deployments to Azure / Databricks-based environments.
• Write and maintain unit and integration tests.
• Troubleshoot issues found during testing and in production.
• Contribute to a business-critical platform where uptime, speed, and correct results are essential

Требования:

• Strong hands‑on experience with C# / .NET and ASP.NET Core Web APIs.
• Practical experience with Python, ideally FastAPI or a comparable framework.
• Experience building and integrating REST APIs and enterprise services.
• Experience with messaging / queues and asynchronous integration patterns.
• Strong experience with Docker, Git, and Azure DevOps CI/CD.
• Experience writing unit and integration tests for production services.
• Ability to work across modern cloud services and legacy enterprise systems.
• Fluent English and ability to work remotely within the EU.