Senior .NET Engineer

We are looking for a Senior .NET Developer to join our team on an outsourcing basis. You will be responsible for designing, developing, and maintaining scalable, secure, and high-performance back-end systems for fintech products. The role includes architectural decision-making, solving complex technical challenges, and ensuring high code quality.
 

Project:
A regulated wealth platform that integrates banking, payments, digital assets, and yield products into a single ecosystem. The platform bridges traditional finance and digital markets by combining licensed financial partners with stablecoin infrastructure. It is built on a modular, compliant, and scalable architecture connecting fiat banking, blockchain infrastructure, and off-chain yield engines.

Requirements:

• At least 5 years of professional experience as a Software Developer
• Extensive hands-on experience with .NET / C# development
• Strong expertise in web architecture, microservices, REST APIs, and asynchronous workflows
• Deep knowledge of software design principles and patterns (SOLID, YAGNI, Clean Code)
• Experience designing and maintaining scalable, distributed systems
• Practical understanding of Kubernetes for deploying, scaling, and managing containerized applications in production environments
• Solid experience with SQL and EF Core
• Database experience:
  • SQL: PostgreSQL
  • NoSQL: Redis
• Strong ability to analyze, decompose, estimate, and deliver complex tasks
• Proven ability to write clean, maintainable, and testable code
• Good communication skills and ability to mentor less experienced developers 
  
  What skills will be a plus?
• Cloud: AWS
• Experience with banking or fintech projects
• Experience in working with grpc protocol.

Responsibilities:

• Design, develop, and maintain new features and enhancements for back-end systems.
• Investigate and resolve complex technical issues and bugs in a timely manner.
• Provide accurate task estimations and contribute to project planning.
• Conduct technical investigations and propose effective solutions.
• Collaborate closely with the development team to ensure smooth delivery and knowledge sharing.
• Participate in both verbal and written communication with clients, providing technical expertise and clear status updates.
• Contribute to architectural decisions and promote best engineering practices.