Backend Software Engineer - C#/.NET, FinTech, Columbus

Client Server Limited; North Carolina; On-site; USD 140,000 - 160,000; Full time

Benefits offered by this job

Bonus

Social events

Competitive package

Job summary

Client Server Limited is seeking a Software Engineer / Developer (C# .Net) to join its FinTech team in Columbus, Ohio. You will design and build backend services for data-intensive, high-performance systems and contribute to architecture and production delivery.

The role emphasizes strong CS fundamentals, distributed systems, and collaboration. US citizens or Green Card holders only; visa sponsorship is not available. A competitive package with bonus and social engineering culture awaits.

Qualifications

• GPA above 3.6 from Ivy League or top global university
• Expertise with C#/.Net or willingness to cross-train to related stacks
• Strong knowledge of software architecture, distributed systems and best practices
• Solid CS fundamentals: algorithms, data structures, OO design, system design
• Collaborative mindset; US citizen or Green Card holder (no visa sponsorship)

Responsibilities

• Design and develop backend services using C#/.Net
• Work on distributed systems processing large data with performance and reliability requirements
• Contribute to architecture, design and production delivery
• Collaborate with engineers to improve systems and practices

Skills

C# .Net

Distributed systems

Software architecture

Algorithms

Data structures

Education

GPA > 3.6

Ivy League or top 300 globally

Tools

C++

Rust

Java

Python

Calypso

Job description

Client Server Limited is seeking a Software Engineer / Developer (C# .Net) to join its FinTech team in Columbus, Ohio. You will design and build backend services for data-intensive, high-performance systems and contribute to architecture and production delivery.

The role emphasizes strong CS fundamentals, distributed systems, and collaboration. US citizens or Green Card holders only; visa sponsorship is not available. A competitive package with bonus and social engineering culture awaits.