Senior Full Stack Developer - Hybrid / Remote

Genesis10•Woodbury, NY
•Hybrid

About The Position

Genesis10 is seeking a Senior Full Stack Developer for a contract-to-hire opportunity with a major financial institution. The role focuses on full stack development, emphasizing backend C#/.NET and API development. The developer will build and support microservices in the financial services and payment processing domain, deliver features independently, and mentor junior developers. This is a hybrid role, with preference for candidates near Wilmington, DE; Horsham, PA; Lake Mary, FL; Woodbury, NY; or South Jordan, UT. Fully remote candidates will also be considered. Successful contract-to-hire candidates may transition to full-time employment. Candidates must be available and ready to work directly as Genesis10 employees.

Requirements

  • Strong full stack development experience, emphasizing backend and API development.
  • Experience developing with C#/.NET.
  • Experience building and supporting microservices.
  • Strong knowledge of API architecture, design, development, security, and best practices.
  • Experience with unit testing and knowledge of Object-Oriented Programming (OOP).
  • Cloud experience, preferably AWS; Azure experience is acceptable.
  • Front-end fundamentals, including HTML and JavaScript.
  • Financial services or banking experience, or experience related to payment processing.
  • Experience with payment processing and servicing platforms.
  • Strong communication skills and ability to work independently with minimal ramp-up.
  • Senior-level mindset and leadership qualities.

Nice To Haves

  • Experience with React.
  • Infrastructure as Code experience, preferably Terraform.
  • Experience designing scalable, maintainable, and extensible solutions.
  • Exposure to AI development or delivery.
  • Experience with Appian, Pega, or other low-code platforms.
  • Credit card servicing knowledge.
  • Origination systems or process experience.

Responsibilities

  • Quickly understand requirements and become effective within an established development process.
  • Deliver features and APIs promptly to improve team velocity.
  • Build and support microservices in financial services and payment processing.
  • Mentor less experienced developers and serve as a role model for the team.
  • Work independently with minimal ramp-up.
  • Transition to full-time employment if successful in the contract-to-hire opportunity.

Benefits

  • Behavioral Health Platform
  • Medical, dental, and vision coverage
  • Health Savings Account
  • Voluntary hospital indemnity coverage, including critical illness and accident
  • Voluntary term life insurance
  • 401(k)
  • Sick pay for applicable states or municipalities
  • Commuter benefits in Dallas, NYC, SF, and Illinois
  • Access to hundreds of clients
  • Opportunity to establish a career home with Genesis10
  • Access to an experienced recruiting team
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