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I am a software engineer specializing in building reliable, high-performance backend services and APIs. I have hands-on experience with C#, .NET Core, SQL Server, and messaging systems like RabbitMQ and Redis, and I enjoy designing scalable, event-driven architectures and clean code. I am looking for opportunities to contribute to scalable services and APIs in a growth-focused team. In my roles, I have contributed to payments engineering, migrations, and internal tooling, and I have also worked on WordPress-based internal sites. I value collaboration, security, and maintainable code, and I am eager to continue advancing my skills in distributed systems and DevOps practices.…I am a software engineer specializing in building reliable, high-performance backend services and APIs. I have hands-on experience with C#, .NET Core, SQL Server, and messaging systems like RabbitMQ and Redis, and I enjoy designing scalable, event-driven architectures and clean code. I am looking for opportunities to contribute to scalable services and APIs in a growth-focused team. In my roles, I have contributed to payments engineering, migrations, and internal tooling, and I have also worked on WordPress-based internal sites. I value collaboration, security, and maintainable code, and I am eager to continue advancing my skills in distributed systems and DevOps practices.

Argyrios Kaldis

Full Stack Developer, Back-End Developer, Web Developer, +3

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I am a software engineer specializing in building reliable, high-performance backend services and APIs. I have hands-on experience with C#, .NET Core, SQL Server, and messaging systems like RabbitMQ and Redis, and I enjoy designing scalable, event-driven architectures and clean code. I am looking for opportunities to contribute to scalable services and APIs in a growth-focused team. In my roles, I have contributed to payments engineering, migrations, and internal tooling, and I have also worked on WordPress-based internal sites. I value collaboration, security, and maintainable code, and I am eager to continue advancing my skills in distributed systems and DevOps practices.…I am a software engineer specializing in building reliable, high-performance backend services and APIs. I have hands-on experience with C#, .NET Core, SQL Server, and messaging systems like RabbitMQ and Redis, and I enjoy designing scalable, event-driven architectures and clean code. I am looking for opportunities to contribute to scalable services and APIs in a growth-focused team. In my roles, I have contributed to payments engineering, migrations, and internal tooling, and I have also worked on WordPress-based internal sites. I value collaboration, security, and maintainable code, and I am eager to continue advancing my skills in distributed systems and DevOps practices.

Available to hire

I am a software engineer specializing in building reliable, high-performance backend services and APIs. I have hands-on experience with C#, .NET Core, SQL Server, and messaging systems like RabbitMQ and Redis, and I enjoy designing scalable, event-driven architectures and clean code. I am looking for opportunities to contribute to scalable services and APIs in a growth-focused team.

In my roles, I have contributed to payments engineering, migrations, and internal tooling, and I have also worked on WordPress-based internal sites. I value collaboration, security, and maintainable code, and I am eager to continue advancing my skills in distributed systems and DevOps practices.

Skills

Experience Level

Expert

Expert

Expert

Expert

Expert

Intermediate

Intermediate

Intermediate

Intermediate

Intermediate

Intermediate

Language

English

Fluent

Work Experience

Backend Software Engineer at Novibet

November 1, 2024 - Present

Developed and maintained payment-centric backend services using C# and .NET Core; designed and implemented robust RESTful APIs; contributed to distributed microservices and event-driven architecture; optimized latency-sensitive flows and integrated with third-party payment providers; authored unit tests with xUnit and Moq; assisted with deployment, monitoring, and incident response.

Software Engineer at Hellenic Army

January 1, 2024 - November 1, 2024

Contributed to backend development and internal tooling; worked on software projects within a secure environment, emphasizing reliability, maintainability, and data protection standards.

Junior Software Engineer at Novibet

November 1, 2021 - November 1, 2023

Contributed to backend services in the Payments Engineering Team using C#/.NET Core; implemented and extended REST APIs and background services for payment processing; assisted in microservice migrations and version upgrades; contributed to internal tooling and WordPress-based business site deployment and maintenance.

Back End Software Engineer at Novibet

November 1, 2024 - Present

Contributed to backend services in the Payments Engineering Team using C#/.NET Core. Implemented and extended REST APIs and background services for payment processing. Assisted in microservice migrations and version upgrades for critical components. Participated in deployment and monitoring workflows, and supported internal tooling. Ensured security and data protection standards were respected in high-traffic, latency-sensitive flows.