About Us

Gramian Consultancy is a boutique consultancy specializing in IT professional services and engineering talent solutions. With a strong background in software engineering and leadership, we help companies build high-performing teams by matching them with professionals who truly fit their needs.

Role overview

Our client is building AI-native products that transform unstructured information into reliable, structured, and actionable data. Their platform combines large language models, multimodal AI, retrieval systems, and evaluation frameworks to power data-intensive workflows and user-facing experiences.

We are looking for a hands-on Senior AI Platform Engineer with strong expertise in TypeScript, backend systems, LLM integrations, and data pipelines. This is a full-stack role with a clear backend focus, where you will design and build production-grade AI systems that leverage LLMs, vision models, retrieval workflows, and evaluation frameworks. The ideal candidate is comfortable owning projects end-to-end, from problem definition through deployment and operational excellence.

CONTRACT: Long-term contractor assignment

COMMITMENT: Full-time with minimum 4 hours overlap with New York working hours

LOCATION: Remote

PROCESS: Technical Interviews + Practical Evaluation

NOTES: Previous experience working in BigTech company (Amazon, Google, Meta, Apple, Microsoft, Netflix, …) is mandatory!

Responsibilities

Design and build AI-powered backend services, APIs, and data pipelines
Develop systems for LLM-powered extraction, classification, and structured reasoning
Build workflows that ground AI outputs in trusted data and verifiable evidence
Implement retrieval, context assembly, and answer-grounding systems
Design and maintain evaluation datasets, scoring workflows, and regression testing frameworks
Develop internal tools for reviewing and validating AI-generated outputs
Build reliable production systems with strong observability, monitoring, and failure handling
Collaborate on React-based interfaces for operational and reviewer workflows
Optimize AI workflows for performance, cost, reliability, and scalability
Work closely with product and engineering stakeholders to deliver production-ready solutions

Requirements

7+ years of professional software engineering experience
Strong experience building backend services, APIs, and data pipelines
Advanced proficiency in TypeScript and Node.js
Production experience integrating LLMs, multimodal models, or AI APIs
Experience building systems that use retrieval, structured context, or grounded AI outputs
Experience creating evaluation frameworks, scoring systems, and regression checks for AI applications
Working experience with React
Experience with PostgreSQL and modern cloud deployment environments

Senior AI Platform Engineer (TypeScript, LLMs & Data Systems)