Principal Full-Stack Engineer — AI Security Platform

Confero; New Jersey; On-site; USD 140,000 - 200,000; Full time

Job summary

Confero is building a next-generation security platform. We seek a high-autonomy Senior/Principal Full Stack Engineer to join our founding R&D team.

In this 0-to-1 role, you’ll architect, build, and own end-to-end apps, integrate with MCP servers and LLM-powered workflows, and deliver high-performance dashboards that scale. You’ll own both REST APIs and rich UI in React, with strong focus on secure auth and scalable data processing.

Qualifications

• 7+ years of professional full-stack development within B2B SaaS or Cybersecurity products.
• Proficiency in TypeScript across frontend and backend.
• Strong experience with Node.js and NestJS, RESTful API design, and PostgreSQL.
• Frontend mastery of React with complex data visualisation tools or dashboards.
• Experience with message queues and identity flows (OAuth/SSO).

Responsibilities

• Architect end-to-end applications and APIs using Node.js/NestJS.
• Build responsive React UIs with data-rich dashboards and grids.
• Develop MCP servers, LLM-powered agents, and agentic workflows.
• Implement authentication/authorization including OAuth/SSO and RBAC.
• Write unit and E2E tests (Jest, Playwright) to ensure platform resilience.

Skills

TypeScript

Node.js

NestJS

PostgreSQL

React

Data visualization

RESTful APIs

OAuth/SSO

Kafka / Pub/Sub / RabbitMQ

Unit & E2E testing

Tools

Kafka

RabbitMQ

Pub/Sub

GCP

Job description

Confero is building a next-generation security platform. We seek a high-autonomy Senior/Principal Full Stack Engineer to join our founding R&D team.

In this 0-to-1 role, you’ll architect, build, and own end-to-end apps, integrate with MCP servers and LLM-powered workflows, and deliver high-performance dashboards that scale. You’ll own both REST APIs and rich UI in React, with strong focus on secure auth and scalable data processing.