Backend .NET Developer

MACHINE LEARNING TECHNOLOGIES LLC; Nashville (TN); On-site; USD 90,000 - 130,000; Full time

Job summary

MACHINE LEARNING TECHNOLOGIES LLC is seeking a Backend .NET Developer to design and build scalable RESTful services using C# and .NET 6+. The role emphasizes security, API design, and cloud deployments (GCP).

You will collaborate with frontend engineers and DevOps to deliver reliable software in a fast-paced banking/telecom IT environment. Candidates should bring hands-on ASP.NET Core experience, EF Core, JWT/OAuth2, and strong database skills (SQL Server, PostgreSQL) plus containerization with

Qualifications

• Proven hands-on experience with .NET 6+ and ASP.NET Core in REST or MVC/Minimal APIs.
• Experience with authentication using JWT and OAuth2
• Data modeling and relational/noSQL databases
• Experience with DevOps and containerization (Docker) and CI/CD pipelines

Responsibilities

• Develop and maintain backend services in .NET 6+ and ASP.NET Core.
• Design RESTful APIs and ensure security, performance, and reliability.
• Collaborate with frontend and other teams; implement observable logging and monitoring.
• Set up and optimize CI/CD pipelines and cloud deployments (GCP).

Skills

C#

.NET 6+

ASP.NET Core

Entity Framework Core

JWT & OAuth2 security

Async programming

REST APIs

Frontend basics (HTML/CSS/JS/TypeS​Cr​

CI/CD

Docker

Kubernetes

Cloud services (GCP)

Tools

PostgreSQL

SQL Server

Firestore

MongoDB

Bigtable

Cloud Run

GKE

Compute Engine

Cloud SQL

Docker

GitHub Actions

Job description

Job Description

Job Overview

Job ID: J53172

Job Title: Backend .NET Developer

Location: Nashville, TN

Duration: 24 Months + Extension

Domain Exposure: Banking & Finance,Telecom,IT/Software

Work Authorization: US Citizen,Green Card,OPT-EAD,CPT,H-1B,H4-EAD,L2-EAD,GC-EAD

Client: To Be Discussed Later

Employment Type: W-2, 1099, C2C

Job Description

• Backend (.NET): Strong hands-on in C#, .NET 6+, ASP.NET Core (REST APIs, MVC/Minimal APIs), Entity Framework Core, async programming, security (JWT, OAuth2, role/policy-based authorization)
• Frontend: Experience with at least one modern JS framework (Angular preferred), plus HTML5, CSS3, JavaScript (ES6+), TypeScript, and responsive UI frameworks
• Databases: Experience with relational databases (PostgreSQL / SQL Server / Cloud SQL), working knowledge of NoSQL (Firestore / MongoDB / Bigtable), data modeling and query optimization
• GCP Cloud: Hands-on with GCP services including Cloud Run (preferred), GKE (basic Kubernetes), Compute Engine, Cloud Storage, Cloud SQL, Firestore, IAM, Workload Identity, and Secret Manager
• DevOps & Containers: Docker-based containerization, CI/CD pipelines (Cloud Build / GitHub Actions / GitLab CI), Artifact Registry, and environment-based deployments (Dev/QA/Prod)
• Integration & Observability: REST API design, Open API/Swagger, Pub/Sub-based event-driven integration, and observability using Cloud Logging, Monitoring, tracing, health checks, and resiliency patter.

Equal Opportunity Employer

We are an equal opportunity employer. All aspects of employment including the decision to hire, promote, discipline, or discharge, will be based on merit, competence, performance, and business needs. We do not discriminate on the basis of race, color, religion, marital status, age, national origin, ancestry, physical or mental disability, medical condition, pregnancy, genetic information, gender, sexual orientation, gender identity or expression, national origin, citizenship/ immigration status, veteran status, or any other status protected under federal, state, or local law.