Arsen Makhmut

Backend Developer

TrustMe

Builds .NET backend services for authentication, tourism subsidy applications, and government data integrations.

• Developed backend microservices on .NET and C# using ASP.NET Core and EF Core for authentication, tourism subsidies, the Children Travel Free program, and government registry integrations. • Designed and implemented authentication and registration using digital signatures with NCALayer and NCANode. Verified CMS signatures, checked certificate revocation through OCSP, and extracted BIN/IIN and certificate owner details.

C#/.NET Developer

Teq World

Information technology, system integration, and internet services. Software development, systems integration, business process automation, and IT consulting.

Developed high-load .NET services, Kafka messaging, and REST integrations, and supported services in production.

• Developed and maintained high-load backend services using ASP.NET Core and .NET 6. • Designed server architecture using CQRS, MediatR, Unit of Work, and Repository patterns. • Implemented event-driven service communication through Kafka and MassTransit, with reliable and idempotent message processing. • Integrated external services and storage through REST APIs, including MinIO and WhatsApp API, handling authorization, errors, and logging. • Implemented JWT authentication with refresh tokens and role-based access control.

Backend C#/.NET Developer

Hardcode

Built backend services for mining business processes and improved resilience using asynchronous messaging and queues.

• Developed backend services to automate business processes for a mining company. • Designed a microservice architecture using an API Gateway and the Outbox pattern. • Implemented asynchronous service communication with Kafka and RabbitMQ through MassTransit, and synchronous communication with gRPC. • Worked with PostgreSQL and Redis for caching. • Improved system resilience under load through asynchronous communication and queues. • Technology stack: .NET 8, ASP.NET Core, EF Core, PostgreSQL, ClickHouse, RabbitMQ, gRPC, and Docker.

Bachelor's, Information Systems

SDU

Secondary education

Zhezkazgan KTL