.NET Microservices Principal Architect /.NET Lead/SR .NET Developer

Programmers.io; Houston (TX); On-site; USD 120,000 - 150,000; Full time

Job summary

Programmers.io in Houston, TX seeks a .NET Microservices Principal Architect / .NET Lead / SR .NET Developer to lead the software architecture and delivery of distributed systems.

The role requires 12-18 years in software engineering with deep hands-on experience in C#/.NET, microservices, AWS, and modern DevOps tooling. Strong technical leadership and architecture skills are essential.

Skills

C# 12 / .NET 8

ASP.NET Core

Microservices Architecture

DDD

Event-Driven Architecture

AWS Cloud

Strong technical leadership

Security Architecture

Observability (OpenTelemetry, Cloud/W)

Tools

Docker

Kubernetes

CI/CD

Terraform/CloudFormation

Kafka

RabbitMQ

PostgreSQL

MySQL

Oracle

DynamoDB

MongoDB

OAuth2 / OIDC / JWT / IAM

CloudWatch / Prometheus / Grafana

OpenTelemetry

Job description

Role: .NET Microservices Principal Architect /.NET Lead/SR .NET Developer

Location: Houston, TX

Type: Full-Time

Key Client Requirements

12-18 years of software engineering experience with:

• 10 years in C#/.NET
• 7 years in Microservices & Distributed Systems
• 5 years in Architecture and AWS Cloud
• Strong technical leadership experience.

Must-Have Technical Skills

• C# 12, .NET 8, ASP.NET Core
• Microservices Architecture, DDD, Event-Driven Architecture
• AWS (EKS/ECS, Lambda, API Gateway, SQS, SNS, DynamoDB, RDS)
• Docker, Kubernetes, CI/CD, Terraform/CloudFormation
• Kafka or RabbitMQ
• PostgreSQL/MySQL/Oracle, DynamoDB/MongoDB
• OAuth2, OIDC, JWT, IAM, Security Architecture
• Observability tools: OpenTelemetry, CloudWatch, Prometheus, Grafana

Preferred:

• AI/LLM exposure such as OpenAI APIs, AWS Bedrock, RAG, Vector Databases, Embeddings.
• AWS Solutions Architect, TOGAF, CKA/CKAD certifications.