I am a Senior Full Stack Engineer with a strong expertise in C#, .NET, and Golang, building scalable cloud-native applications and distributed systems. I design and deliver high-performance back-end services, REST APIs, microservices, and event-driven architectures on Microsoft Azure. I guide teams through architecture discussions, code reviews, and Agile delivery, mentoring developers in .NET and cloud-native development while promoting engineering best practices and a culture of reliability and security.

Marius Stefan Cseke

I am a Senior Full Stack Engineer with a strong expertise in C#, .NET, and Golang, building scalable cloud-native applications and distributed systems. I design and deliver high-performance back-end services, REST APIs, microservices, and event-driven architectures on Microsoft Azure. I guide teams through architecture discussions, code reviews, and Agile delivery, mentoring developers in .NET and cloud-native development while promoting engineering best practices and a culture of reliability and security.

Available to hire

I am a Senior Full Stack Engineer with a strong expertise in C#, .NET, and Golang, building scalable cloud-native applications and distributed systems. I design and deliver high-performance back-end services, REST APIs, microservices, and event-driven architectures on Microsoft Azure.

I guide teams through architecture discussions, code reviews, and Agile delivery, mentoring developers in .NET and cloud-native development while promoting engineering best practices and a culture of reliability and security.

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Experience Level

Expert
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Expert
Expert
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Language

Romanian, Moldavian, Moldovan
Fluent
English
Advanced

Work Experience

Senior Full Stack Engineer at Bluecoat Software
November 1, 2022 - March 1, 2026
Designed and developed ASP.NET Core and Golang services powering cloud-native applications on Azure, focusing on scalability, performance, and long-term maintainability. Built and maintained REST APIs, microservices, and event-driven systems using Kafka and RabbitMQ, improving service decoupling and reliability across distributed environments. Used Terraform to provision and manage Azure infrastructure, standardizing deployments and reducing operational overhead. Integrated OpenAI GPT-based features into .NET and Golang applications, implementing prompt management, content generation workflows, and AI-assisted automation capabilities. Established and maintained CI/CD pipelines using Azure DevOps, automating build, test, and deployment processes across multiple environments. Participated in architecture discussions, code reviews, and Agile delivery processes while mentoring junior developers in .NET, cloud-native development, and engineering best practices.
Full Stack Developer at Ketek
May 1, 2018 - August 1, 2022
Built ASP.NET Core microservices with JWT and OAuth 2 authentication for internal and customer-facing systems. Developed and maintained backend services in C#/.NET Core and Golang, focusing on API design, performance, and reliability. Worked with RabbitMQ for asynchronous processing and background jobs, improving handling of long-running operations and system responsiveness. Contributed to cloud-based systems on Azure and AWS, supporting deployments and environment stability. Helped build and maintain CI/CD pipelines using Jenkins and cloud tooling, improving deployment speed and consistency. Implemented performance improvements across the stack, including API tuning, caching, and frontend optimizations.
Junior - Midle Software Engineer at Berg Software
July 1, 2014 - March 1, 2018
Worked on .NET Core services handling authentication and core business flow, supporting production traffic in a microservice-based system. Built and maintained background processing workflows using Kafka and RabbitMQ for asynchronous jobs and event handling. Contributed to backend development in C#/.NET Core and Golang depending on service requirements, focusing on feature delivery and stability. Developed frontend features using Vue.js, alongside React and Angular in different parts of the platform, integrating closely with backend APIs. Supported Docker, deployment environments, and existing infrastructure configurations. Helped maintain CI/CD pipelines using Jenkins and cloud tooling, and contributed to performance improvements across the stack including API tuning, caching, and frontend optimizations.

Education

Bachelor of Computer Science at West University of Timişoara
September 1, 2010 - April 1, 2014

Qualifications

Add your qualifications or awards here.

Industry Experience

Software & Internet, Media & Entertainment, Professional Services