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Experience level:
3-5 years
Education level:
Bachelor
Languages:
Russian: Native
English: B1
I am a Backend .NET Developer focused on building clean, maintainable, and high-performance systems. I have solid experience with microservices, relational databases, and message brokers. I always prioritize code quality and performance optimization to ensure the best business outcomes.
Site – https://agregatoreat.ru/
– Designed and implemented robust integration modules to synchronize data with the Unified Procurement Information System (EIS)
– Optimized complex SQL queries and introduced Redis caching for the product catalog
– Implemented advanced digital signature (EDS) verification logic for electronic contracts, ensuring full compliance with federal regulations and data integrity
– Contributed to decomposing a monolithic procurement processing system into scalable microservices using RabbitMQ for asynchronous communication, which increased system fault tolerance
– Engineered an automated reporting service that generates complex analytical documents in PDF/Excel formats, reducing manual workload for administrative users
Site – https://eds-pro.ft-crypto.ru
Responsible for the development, maintenance, and modernization of the “Fintender-Crypto” electronic document management system. My role involves developing new microservices, migrating legacy code to a modern tech stack, ensuring cross-DBMS compatibility, and optimizing high-load APIs.Key Achievements & Responsibilities:Database Modernization: Implemented PostgreSQL support alongside existing MSSQL; refactored data access layers and configured EF Core migrations for dual-provider compatibility.Legacy Migration: Successfully migrated core legacy modules from .NET Framework 4.8 to .NET 8, improving system performance and maintainability.Performance Engineering: Optimized high-load API endpoints by resolving N+1 problems, implementing DTO projections, and performing index optimization using MSSQL Profiler.Microservices & Integration: Developed a microservice for automated subscription synchronization with partner platforms, utilizing Quartz for background API polling and dynamic route configuration.Identity & Security: Implemented seamless OIDC-based authorization (OpenID Connect) and developed a JIT-provisioning mechanism using the Chain of Responsibility pattern for on-the-fly user and organization profile creation.Distributed Systems: Engineered state management for transport receipts using MassTransit State Machine. Designed and maintained asynchronous messaging logic, including event publishing and consumer development for background services (notifications, scheduling).Tech Stack:.NET 8, ASP.NET Core, EF Core, MSSQL, PostgreSQL, Redis, MongoDB, MassTransit (RabbitMQ), Docker, NUnit, Moq, FluentValidation, LINQ.
Core Tech: Expert in .NET 8, ASP.NET Core, EF Core, and C#.Databases: Proficient in PostgreSQL and MSSQL (optimization, migration, and performance tuning).Architecture: Strong experience with Microservices, RabbitMQ/MassTransit, and migrating Legacy (4.8) to modern .NET.Key Skills: API optimization (N+1, DTOs), OIDC authorization, Docker, and Unit Testing (xUnit/Moq).