Senior.Net Core Developer

Job Description

Company Overview :

Jetbro is a dynamic digital agency specializing in bespoke development solutions for websites, mobile applications, and business applications. We are at the forefront of AI-driven projects, offering innovative and cutting-edge solutions to our clients. As we continue to expand, we are seeking a skilled .Net Core Engineer to build and maintain high-performance, scalable systems.

About the Role :

We are looking for a highly skilled

Senior .NET Core Developer (2-5 years)   to join the team as we transition a B2B SaaS product from its existing framework to a new system built on .NET Core. This role will be crucial in assessing the current product and codebase, identifying key architectural improvements, and designing the new system for scalability and efficiency.

For the first two months, you will conduct a

comprehensive assessment and audit   of the existing product to determine the scope of work needed for the transition. Following this, you will play a key role in the development of the new backend system, ensuring best practices, high performance, and maintainability.

Key Responsibilities :

Design and develop a

scalable, high-performance backend   using .NET Core.

Define and implement

RESTful APIs, microservices architecture, and event-driven design .

Optimize database queries and work with SQL and NoSQL databases.

Implement authentication and authorization mechanisms using

OAuth, JWT, or other security best practices .

Ensure the system is

cloud-ready   and optimized for deployment in

AWS / Azure / GCP .

Enforce

CI / CD pipelines , automated testing, and containerization (Docker, Kubernetes).

Lead code reviews and mentor junior developers.

Continuously improve performance, security, and scalability.

Collaborate with front-end teams, DevOps engineers, and QA teams to ensure seamless integration and deployment.

Requirements

Mandatory Skills :

2-5 years   of experience in

• .NET Core   backend development.

Strong expertise in

C#   and

ASP.NET Core .

Experience in

building RESTful APIs and microservices .

Proficiency in

SQL databases (PostgreSQL, SQL Server) and NoSQL databases (MongoDB, Redis) .

Strong knowledge of

architectural patterns , including

CQRS, DDD, and event-driven design .

Hands-on experience with

cloud platforms   like AWS or Azure.

Experience with

authentication / authorization   mechanisms such as OAuth2, JWT, or IdentityServer.

Proficiency in

unit testing, integration testing, and test automation frameworks .

Familiarity with

CI / CD pipelines, Docker, and Kubernetes .

Strong understanding of

asynchronous programming, multithreading, and performance optimization .

Excellent

problem-solving skills   and ability to work in an agile environment.

Good to Have Skills :

Experience in

message queuing systems (RabbitMQ, Kafka, Azure Service Bus) .

Exposure to

GraphQL, gRPC, or WebSockets .

Familiarity with

IaC (Infrastructure as Code) using Terraform or CloudFormation .

Experience working with

legacy system migrations .

Knowledge of

front-end technologies like React, Angular, or Blazor   is a plus.

Benefits

What we Offer :

A chance to work on a greenfield project and influence architectural decisions.

Competitive salary and benefits.

Flexible work environment (remote or hybrid options available).

Career growth opportunities in a fast-growing SaaS company.

A collaborative and innovative team culture.

Requirements

Design and develop a scalable, high-performance backend using .NET Core. Define and implement RESTful APIs, microservices architecture, and event-driven design. Optimize database queries and work with SQL and NoSQL databases. Implement authentication and authorization mechanisms using OAuth, JWT, or other security best practices. Ensure the system is cloud-ready and optimized for deployment in AWS / Azure / GCP. Enforce CI / CD pipelines, automated testing, and containerization (Docker, Kubernetes). Lead code reviews and mentor junior developers. Continuously improve performance, security, and scalability. Collaborate with front-end teams, DevOps engineers, and QA teams to ensure seamless integration and deployment.