Project
AI Full-Stack Developer — deterministic RAG evaluation fix
Contract evidence involving React, Next.js, Python. First observed 9 Sept 2026; the response opens on upwork.com.
- Budget
- Not provided by source
- Work format
- Contract
- Role family
- AI / ML engineer
- Seniority
- Level not stated
- Observed
- 9 Sept 202615 days old
- Response destination
- upwork.com
What this signal says
This is a delayed public reading of the demand behind “AI Full-Stack Developer — deterministic RAG evaluation fix.” It is deliberately smaller than the private workspace record and deliberately more interpretive than the source listing. The page identifies the work, translates its technology language into Leadiy’s controlled catalog, names the commercial format and preserves the original application destination. It does not publish personal contacts, internal qualification, prepared outreach or hidden source fields. Read it as an evidence note about one observed opportunity, with the source link retained for the current authoritative details.
How the technology was normalized
This record contributes to the normalized topic set React, Next.js, Python, FastAPI, pgvector, AWS, OpenAI API, RAG, OpenTelemetry, Python/FastAPI + OpenAI + pgvector, React/Next.js + FastAPI. The mapping is evidence-based and intentionally conservative. It looks for named technology terms in the public-safe opportunity fields, resolves aliases, then checks any combination as a set of requirements rather than a loose keyword. This makes the page discoverable under stable technology hubs without pretending that a tag replaces technical due diligence. The source may contain additional context, but no unpublished contact or outreach field is used to create the public classification.
Commercial format
The current format label is Contract, meaning time-bounded or ongoing contractor capacity. Leadiy uses this shared taxonomy so technology hubs can show whether demand arrives as delivery work, capacity, procurement or employment. Classification does not resolve contract law, worker status or platform terms, and it should not be read as an endorsement of eligibility. A timing signal is present as “Budget not provided by source,” but the source should be checked before treating it as a live deadline.
Reading the budget
Budget data is unavailable from the source for this record. That is a statement about one missing field, not about whether the opportunity itself is public: this evidence page is published and indexable. Leadiy keeps the gap visible instead of inventing a midpoint or borrowing a number from another listing. Ask the source to confirm amount, currency, unit, inclusions and payment schedule before treating the opportunity as commercially qualified.
Demand context from Hiring Pulse
In the current 30-day Hiring Pulse, React appears in 357 of 1360 observed opportunities (26.3%). Counts are multi-label, so one opportunity may contribute to several technology buckets. Hiring Pulse is the contextual layer Leadiy adds beyond aggregation. It places the record against a verified observation window while keeping counting rules visible: technologies can overlap, the feed is not a census, and sparse groups are not disclosed as exact numbers. This evidence can support prioritization, not a forecast. The record still needs source-level verification, and the aggregate view deliberately omits direct leads, personal information, private outreach content and arbitrary micro-segments that could reveal too much.
Observation and publication timing
Timing here is explicit: observed by Leadiy on 9 Sept 2026, 19:29 UTC, 15 days old at the current request, then admitted to the public catalog after 41.97 hours. The system never recomputes a shorter delay because a page is requested frequently. This is an evidence timestamp, not a promise that the source remains open, and not a reconstruction of when the buyer first posted. Visitors who need the freshest matched records use the authenticated product; the public page is intentionally the later, indexable edition.
What looks similar
Similarity is based on shared normalized technology tags and then recency, not on company identity or copied source prose. "Full-stack AI document-processing and RAG MVP", "AI Developer — production SaaS AI expansion", "AI Web Application Developer — Python / FastAPI / OpenAI" These neighbours are useful for comparing delivery shape, budget visibility and technology overlap. They are not duplicates and they do not imply that the same buyer, scope or qualification rules apply. When no suitable public neighbour exists, the page says so instead of padding the section with unrelated links. New public records can change this comparison set after their own delay and quality checks pass.
Where the response goes
Applying means leaving Leadiy for upwork.com, identified here as Upwork. The link is the normalized direct source URL stored with the opportunity. No public form on Leadiy submits an application, and no contact detail is exposed as a shortcut. The destination can impose login, marketplace credits, identity checks, location limits or other terms that are outside this catalog. Verify the hostname and the current post before sharing information. If the source has closed or changed the opportunity, its live state is authoritative.
Public evidence versus earlier access
The commercial distinction is one sentence: the same opportunities, one day earlier. The paid workspace is for acting on newly matched signals with private workflow tools; this public edition is for later discovery, citation and market context. Paying does not improve the source’s terms or guarantee a response. It changes when the Leadiy record becomes available and adds the operating context needed to triage it. That boundary keeps the open catalog genuinely useful while preserving a simple reason to subscribe without hiding where the original response must be submitted.
The same opportunities, one day earlier.
See the $39 / 30-day plan →Your response leaves Leadiy.
The button opens upwork.com. That third-party page controls login, eligibility, proposal fields, privacy and the current status of the opportunity.