Senior AI Platform Engineer - Fullstack (Flexible Hours)

SoSafe; United States; Hybrid; USD 90,000 - 140,000; Full time

Benefits offered by this job

Flexible hours

33 vacation days

Open Up wellbeing program

Corporate discounts

Virtual events

Job summary

SoSafe is hiring for a platform-focused engineer to advance our AI-powered security awareness platform. You’ll shape the shared infrastructure, tooling and services used by multiple engineering teams to build, deploy and operate AI capabilities at scale.

You’ll work in a small, autonomous team, owning features end-to-end and driving architectural decisions while improving developer experience and governance across the platform.

Qualifications

• Experience building modern full-stack applications with Node.js, TypeScript and React.
• Hands-on experience building AI-powered applications or platforms using LLMs, AI agents, LangChain, LangGraph, MCP or similar technologies.
• A platform mindset with reusable systems, APIs and tooling for other engineers.

Responsibilities

• Build core capabilities behind SoSafe’s Agentic AI Platform, including runtimes and services.
• Design and build production-grade platform services and developer tooling with Node.js, TypeScript, NestJS and React.
• Develop reusable AI infrastructure to empower engineering teams to deploy and operate AI agents securely at scale.
• Collaborate with teams to address governance, observability, and scalability challenges.
• Own features end-to-end—from architecture to deployment and improvement.
• Influence platform architecture and developer experience across the team.

Skills

Node.js

TypeScript

React

LangChain

LangGraph

MCP

Platform mindset

AI tooling

Tools

NestJS

AI platforms

Job description

SoSafe is hiring for a platform-focused engineer to advance our AI-powered security awareness platform. You’ll shape the shared infrastructure, tooling and services used by multiple engineering teams to build, deploy and operate AI capabilities at scale.

You’ll work in a small, autonomous team, owning features end-to-end and driving architectural decisions while improving developer experience and governance across the platform.