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Senior AI Full-Stack Developer — LLM & RAG

Project evidence involving React, Node.js, Python. First observed 3 Sept 2026; the response opens on upwork.com.

Technology
ReactNode.jsPythonFastAPIPostgreSQLRAG+1 more in the evidence
Budget
$250 fixed-price
Work format
Project
Role family
AI / ML engineer
Seniority
Senior
Observed
3 Sept 202655 days old
Deadline status
Deadline not provided — verify source
Response destination
upwork.com

Opportunity summary

Senior AI Full-Stack Developer — LLM & RAG. The source classifies this as project work involving React, Node.js, Python, FastAPI, PostgreSQL, RAG, React/Next.js + FastAPI. Location or remote eligibility: Worldwide remote; agency eligibility not stated.

Technology and scope

The reported stack is LLM/RAG, embeddings, vector database, OCR, Python/FastAPI, Node.js, React, PostgreSQL, REST APIs, CI/CD. Check the source for required versions, deliverables and which technologies are mandatory.

Engagement details

Project: a defined delivery outcome rather than an open-ended employment relationship. Source timing: One-time project

Budget

Source budget wording: $250 fixed-price. Confirm the currency, unit, scope and payment terms before preparing a proposal.

Dates and availability

First observed by Leadiy on 3 Sept 2026, 02:33 UTC. Public since 13 Sept 2026, 00:00 UTC. Deadline not provided — verify source. A listed deadline does not confirm that applications are still accepted. These are observation and publication dates, not a reconstruction of the source posting date. Date-only deadlines have no supplied timezone; the date changes here at midnight UTC.

Related market context

In the current 30-day Hiring Pulse, React appears in 73 of 372 observed opportunities (19.6%). Counts are multi-label, so one opportunity may contribute to several technology buckets. This is a separate aggregate sample, not a confirmation of this opportunity’s availability.

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