Senior .NET Back-End Engineer (Fintech, Remote)

Dating Group; United States; Remote; USD 120,000 - 180,000; Full time

Benefits offered by this job

Vacation - 27 paid days/year

Sick leave paid

Referral bonuses

Learning budget and access to online课程

Wellbeing Wallet up to €2,800/year

Home office setup budget €1,000

Family support up to €1,000 gross per孩

Long-term recognition bonus after 3+年

Job summary

Social Discovery Group is seeking a Senior .NET Developer (Fintech) to join our remote, globally distributed team. You will design and implement backend services for payments, back office reconciliation, and client dashboards, with a focus on reliability and scalable architectures.

You will own code quality, use AI-assisted workflows, and collaborate across teams to deliver robust solutions while maintaining clear documentation and test coverage.

Qualifications

• 5+ years of commercial experience with C# and ASP.NET Core
• Experience designing microservices
• Hands-on experience with Azure, Docker, AKS, MS SQL Server, MongoDB and Cosmos DB
• Real experience delivering tasks with AI tools or agents from task definition to a working result
• Clean, maintainable code with tests
• Ownership of results and open communication when something goes wrong

Responsibilities

• Develop and maintain backend services for payment processing and the back office: reconciliation, payouts, fee calculation, settlements and the B2B client dashboard
• Build resilient integrations and asynchronous workflows (idempotency, outbox/inbox, sagas, retries, deduplication)
• Meet performance and reliability targets (p95/p99 latency, SLA/SLO), set up monitoring and alerting
• Deliver tasks with AI agents, validate the generated code, add tests and fix defects
• Review code, keep specifications up to date and share knowledge with the team

Skills

C# & ASP.NET Core

Microservices design

AI tooling experience

Clean, maintainable code

Ownership & communication

Tools

Azure

Docker

AKS

MS SQL Server

MongoDB

Cosmos DB

Job description

Social Discovery Group is seeking a Senior .NET Developer (Fintech) to join our remote, globally distributed team. You will design and implement backend services for payments, back office reconciliation, and client dashboards, with a focus on reliability and scalable architectures.

You will own code quality, use AI-assisted workflows, and collaborate across teams to deliver robust solutions while maintaining clear documentation and test coverage.