Senior RAG Engineer - Remote EU, Backend & Retrieval

Newcode; Chicago (IL); Remote; USD 140,000 - 190,000; Full time

Benefits offered by this job

Fully remote across the EEA

Flexible, English-speaking environment

Job summary

Newcode.ai is a fast-growing legal tech and agentic AI company. We seek a Senior Backend Engineer to own the retrieval pipeline, from parsing and embedding to ranking and policy-driven reads. You will design search that blends semantic and keyword signals and build agentic retrieval loops with performance budgets.

Work is fully remote across the EU, including flexibility and autonomy to shape product architecture while handling confidential documents at scale.

Qualifications

• Five+ years building backend systems in production.
• At least two years shipping retrieval or RAG systems used by real users.
• Strong Python expertise with related tooling.

Responsibilities

• Own end-to-end retrieval pipeline: parsing, chunking, embeddings, indexing, and reindexing.
• Design hybrid search combining semantic and keyword retrieval.
• Build agentic retrieval with multi-step loops and cost/latency budgets.
• Develop evaluation layers with golden sets and metrics.

Skills

Python

FastAPI

Vector databases

Embedding models

PostgreSQL/SQL

OCR ingestion

BM25/NDCG

Tools

Qdrant

Job description

Newcode.ai is a fast-growing legal tech and agentic AI company. We seek a Senior Backend Engineer to own the retrieval pipeline, from parsing and embedding to ranking and policy-driven reads. You will design search that blends semantic and keyword signals and build agentic retrieval loops with performance budgets.

Work is fully remote across the EU, including flexibility and autonomy to shape product architecture while handling confidential documents at scale.