Senior .NET Developer – Fintech, Remote & AI-Driven

Dating Group; Athens (GA); Remote; USD 110,000 - 170,000; Full time

Benefits offered by this job

Remote work

27 paid days vacation

Paid sick leave

Referral bonuses

Learning support

Wellbeing Wallet

Home office budget

Family support

Long-term recognition

Job summary

Social Discovery Group seeks a Senior .NET Developer for fintech back-end systems. You will build and maintain payment processing services, ensure reliability, and collaborate with AI-assisted development workflows.

You will design microservices with Azure, Docker, AKS, and databases such as MS SQL Server, MongoDB and Cosmos DB. Take ownership of code quality with tests and reviews in a fully remote, full-time role.

Qualifications

• 5+ years of professional experience with C# and ASP.NET Core.
• Experience designing microservices architectures.
• Hands-on with Azure, Docker, AKS, MS SQL Server, MongoDB and Cosmos DB.
• Experience delivering tasks with AI tools or agents and ability to explain code.
• Maintainable, well-tested, clean code with good ownership.

Responsibilities

• Develop and maintain backend services for payment processing and back-office tasks: reconciliation, payouts, fee calculation, settlements, and the B2B dashboard.
• Build resilient integrations and asynchronous workflows (idempotency, outbox/inbox, sagas, retries, deduplication).
• Meet performance and reliability targets (p95/p99 latency, SLA/SLO), with monitoring and alerting.
• Deliver tasks with AI agents, validate 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

Azure

Docker

AKS

MS SQL Server

MongoDB

Cosmos DB

AI tools

Code quality

Tools

Azure

Docker

AKS

MS SQL Server

MongoDB

Cosmos DB

Job description

Social Discovery Group seeks a Senior .NET Developer for fintech back-end systems. You will build and maintain payment processing services, ensure reliability, and collaborate with AI-assisted development workflows.

You will design microservices with Azure, Docker, AKS, and databases such as MS SQL Server, MongoDB and Cosmos DB. Take ownership of code quality with tests and reviews in a fully remote, full-time role.