Senior Full-Stack Engineer: C#/.NET + React (Hybrid)

Coderio; Miami (FL); Hybrid; USD 120,000 - 180,000; Full time

Benefits offered by this job

Hybrid collaboration in Miami area

Long-term contract with high impact

Autonomy and technical leadership

Job summary

Coderio is seeking a Senior Full-Stack Engineer for a leading financial institution project in a hybrid Miami Lakes setting. You will design backend services in C#/.NET, deliver end-to-end features including a React portal, and participate in two-week sprints with Agile ceremonies.

You will collaborate with stakeholders, assist in code reviews, and write unit and regression tests, ensuring high-quality software on a complex workflow system.

Qualifications

• 5+ years of hands-on software development in C# / .NET (7+ preferred).
• Applied knowledge of clean architecture: SOLID, SRP, DRY, DDD.
• Proven experience building an application from scratch.
• Working knowledge of React and CSS.
• Experience in Agile / Scrum teams.
• Strong communication and ability to adapt to a corporate environment.
• Hybrid work model from the Miami Lakes, FL office.
• Professional level of English.

Responsibilities

• Design and build backend services in C# / .NET with clean architecture.
• Deliver features end to end: APIs, integrations, approvals, and React portal.
• Work in an Agile team with two-week sprints and ceremonies.
• Answer teammates' technical questions and participate in code reviews.
• Write and maintain unit and regression tests.
• Document decisions and collaborate with business stakeholders and other systems.

Skills

C# / .NET

Clean architecture

React

CSS

Unit testing

Regression testing

Agile / Scrum

Communication

English proficiency

Tools

REST APIs

Mantis

Job description

Coderio is seeking a Senior Full-Stack Engineer for a leading financial institution project in a hybrid Miami Lakes setting. You will design backend services in C#/.NET, deliver end-to-end features including a React portal, and participate in two-week sprints with Agile ceremonies.

You will collaborate with stakeholders, assist in code reviews, and write unit and regression tests, ensuring high-quality software on a complex workflow system.