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Cross River

Full Stack Engineer

Cross River · Fort Lee, New Jersey, United States

Posted about 2 months ago · $160,000.00 - $200,000.00

or apply directly on Cross River's site. We never take the application ourselves.

Is this posting real?

This role has been open
51 days
Cross River's roles stay open a median of 52 days
Reposted
No
Salary listed
Yes
98% of Cross River's roles list one
Ghost-job risk at Cross River
high
24 stale, 1 reposted of 41 open
Hiring momentum
50 roles opened in the last 90 days
↑ up vs. the prior 90 days
Last confirmed on the employer's board
2026-09-24

Measured from postings appearing on and disappearing from Cross River's own greenhouse board since 2026-08-03. Full hiring picture for Cross River.

About this role

The Senior Full Stack Engineer at Cross River will work on the LLM-based Agentic platform, focusing on both front-end and back-end development. Responsibilities include designing React interfaces, building Python and Node.js services, and integrating MCP servers with various systems. Collaboration with product managers and engineering teams is essential to ensure the platform meets security and regulatory standards while enhancing the overall user experience.

Our read on this posting3.4out of 5
benefits
1/5
freshness
1/5
career value
5/5
role clarity
5/5
pay transparency
5/5

Scored from the posting itself — how clearly the role is described, how much it says about pay and benefits, and how recently it was listed. Not a judgement of Cross River as an employer.

What you need

  • Hands-on production experience with Large Language Models, prompt engineering, RAG workflows, agent frameworks, and LLM evaluation strategies
  • Experience building and consuming MCP servers
  • 5+ years of professional software development with a proven record on complex full-stack systems
  • Experience with modern JavaScript (ES6+), React, state management (Redux, Zustand, or similar) at scale
  • Hands-on experience architecting on AWS (DynamoDB, S3, RDS, Lambda, and API Gateway)
  • Deep understanding of TDD, CI/CD pipelines, and Agile/Scrum leadership

Nice to have

  • Knowledge of Infrastructure as Code (Terraform)

Worth weighing

  • Salary range provided is $160,000.00 - $200,000.00
  • Role involves significant collaboration with multiple teams, which may affect individual autonomy
  • Focus on AI and financial technology may require staying updated with rapidly evolving tools and frameworks

Summarised from Cross River's posting. Read the full original.

Listed by Cross River on their greenhouse job board, last confirmed open on 2026-09-24. PitchMeAI is not the employer.

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