Job Title:
Senior.NET Lead (.NET 8+) | AI-Assisted Development | AWS

Location:
Chennai, Tamil Nadu (or specify: On-site / Hybrid / Remote)

Job Type:
Full time

Experience Level:
8+ Years

Company Overview:
ConcertIDC's offshore development office in Chennai partners with ConcertCare (Birmingham, AL, USA) on custom software development and healthcare solutions. We offer a collaborative ecosystem with strong opportunities for skill growth and visibility.

Job Summary:
We're looking for a Senior.NET Developer with deep expertise in distributed systems, event-driven architecture, and cloud-native development. You'll own features end-to-end — from database schema to API contract to event flow to deployment — while leveraging AI-assisted development tools for rapid, high-quality delivery.

Key Responsibilities:
- Design and build scalable, distributed systems using.NET 8/9 and event-driven architecture
- Own features end-to-end: database schema → API contract → event flow → deployment
- Use AI coding assistants daily for development, code review, debugging,



and documentation — with critical evaluation of AI-generated output
- Implement microservices with messaging patterns (Saga, Decorator) using MassTransit
- Manage multi-tenant isolation, authentication, and identity provider integrations

Required Qualifications:
- 5+ years hands-on experience with C# 12+,.NET 8/9, ASP.NET Core, Entity Framework Core
- Mandatory: Daily hands-on experience with AI-assisted development (Copilot, Cursor, ChatGPT, or similar) — non-negotiable
- Strong grasp of Dependency Injection, SOLID principles, Design Patterns (Saga, Decorator)
- Experience with message brokers, MassTransit, event-driven architecture
- Hands-on with AWS, Docker, Kubernetes
- Database experience: SQL Server, MongoDB, Redis
- Understanding of authentication, identity providers, multi-tenant isolation

Preferred Qualifications (Nice to Have):
- Financial services / Fintech domain experience — Payments, remittances, FX,

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