Remote Senior Full-Stack Engineer: AI-Driven Web & SaaS

Simulations-Plus,-Inc; United States; On-site; USD 90,000 - 110,000; Full time

Benefits offered by this job

Fully remote work

Flexible schedules

Annual bonus

Health coverage

Job summary

Simulations Plus is hiring a Senior Full-Stack Engineer for a fully remote role in the United States. You will ship features across the stack (Node.js/Express, React/Tailwind) and integrate AI features with guidance from the AI lead.

A lean, fast-growing team values depth in web platforms and applied-AI engineering. The role requires 3+ years of production full-stack experience, familiarity with MongoDB, REST APIs, and AI tooling.

Qualifications

• 3+ years of professional software engineering experience with shipped full-stack work in production
• Experience with document or NoSQL databases such as MongoDB
• Comfort building and consuming REST APIs and JSON contracts
• Genuine interest in agents, MCP, and applied AI
• Fluency using AI coding tools (Claude, Cursor, Copilot) in daily workflow

Responsibilities

• Feature Delivery Across the Stack: Own features end-to-end across backends and frontends
• AI Feature Integration: Integrate LLM-powered functionality into product surfaces
• Team Impact: Contribute to code reviews, documentation, and best practices
• Other Duties as Assigned

Skills

Full-stack development

REST APIs

NoSQL databases

AI tooling in workflows

Team collaboration

Education

Bachelor's degree in CS/Engineering

Tools

MongoDB

AWS

CI/CD

OAuth/OIDC

Job description

Simulations Plus is hiring a Senior Full-Stack Engineer for a fully remote role in the United States. You will ship features across the stack (Node.js/Express, React/Tailwind) and integrate AI features with guidance from the AI lead.

A lean, fast-growing team values depth in web platforms and applied-AI engineering. The role requires 3+ years of production full-stack experience, familiarity with MongoDB, REST APIs, and AI tooling.