
Senior Software Engineer – Full Stack, C#/React.js
Doran Jones Inc.
full-time
Posted on:
Location Type: Hybrid
Location: New York City • New York • United States
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Salary
💰 $70,000 - $200,000 per year
Job Level
About the role
- Build and enhance a front-end heavy React application supporting pre-trade compliance and control workflows
- Develop and maintain backend services using .NET/C# and Python within a microservices architecture
- Designed, deployed, and maintained scalable cloud infrastructure using AWS services
- Improve platform stability, performance, and scalability while delivering new features
- Work within AWS infrastructure across cloud-native services and deployments
- Own production support and issue resolution during U.S. hours, coordinating closely with offshore teams
- Collaborate with trading, compliance, and product stakeholders in a high-visibility environment
- Participate in design discussions and contribute to technical improvements across the platform
Requirements
- 6–8 years of professional software engineering experience
- Strong hands-on experience with C#/.NET backend development
- Heavy front-end experience with React (modern frameworks, state management, performance optimization)
- Developed and integrated APIs using GraphQL
- Experience building microservice architectures, ideally using Python for services
- Strong experience working in AWS cloud environments
- Experience supporting high-availability production systems
- Ability to independently own issues and drive resolutions
- Strong communication skills and experience working with offshore teams
Benefits
- comprehensive health care coverage
- disability benefits
- 401(k) match
- life insurance
- paid personal days
- paid holidays
- paid time off
Applicant Tracking System Keywords
Tip: use these terms in your resume and cover letter to boost ATS matches.
Hard Skills & Tools
React.NETC#PythonmicroservicesAPIsGraphQLcloud infrastructureAWSperformance optimization
Soft Skills
communicationissue resolutioncollaborationindependencestakeholder engagement