Senior Backend & AI Engineer
Hiring evidence involving Python, FastAPI, PostgreSQL. First observed 7 Sept 2026; the response opens on justjoin.it.
- Budget
- Not provided by source
- Work format
- Hiring
- Role family
- AI / ML engineer
- Seniority
- Senior
- Observed
- 7 Sept 202617 days old
- Response destination
- justjoin.it
Source job details
Structured facts are published only when supplied by the source; missing values are never invented.
- Hiring organization
- Cyclad
- Source reference
- OPP-20260907-1035
- Location evidence
- Warsaw, Poland
- Employment type
- full time
- Required skills
- Python, FastAPI, REST APIs, ETL, PostgreSQL, Docker, AWS Glue, AWS Batch, ECS, S3, ECR, CI/CD, LLM, RAG, document analysis, chat, OpenTelemetry
- Expected duration
- Full-time; long-term; ASAP
What this signal says
This is a delayed public reading of the demand behind “Senior Backend & AI Engineer.” 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
The controlled technology reading for this record is Python, FastAPI, PostgreSQL, Docker, AWS, RAG, OpenTelemetry. That label is derived from explicit terms in the role, primary technology and stack fields; it is not inferred from the buyer’s identity or from private contact context. Normalization folds common spelling and naming variants into one catalog so this page can be compared with other records. A combination tag appears only when every required part of that combination is detected. The result is a search aid, not a guarantee that every named tool is equally central to the delivery scope.
Commercial format
The current format label is Hiring, meaning an employment-oriented search for an individual contributor or team member. 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 “2026-10-06,” 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, Python appears in 384 of 1336 observed opportunities (28.7%). Counts are multi-label, so one opportunity may contribute to several technology buckets. This aggregate context is intentionally bounded. The denominator is the current observed sample, technology counting overlaps, and small buckets may be suppressed. A single listing cannot establish a trend, and a technology’s share in Leadiy’s feed is not market share. The useful comparison is operational: it shows whether the normalized topic recurs among recently observed opportunities and gives the individual signal a dated reference point. Direct leads, contact data, raw source rows and private qualification notes do not enter that public calculation.
Observation and publication timing
Leadiy first observed this signal on 7 Sept 2026, 23:33 UTC; at page render it is 16 days old. Its public eligibility time was calculated once from that observation using a deterministic 24.53-hour delay inside the promised 24–48 hour window. The delay is not the source publication age and should not be presented as one. It creates a clear product boundary: authenticated customers can work from the live matched feed, while search engines and unauthenticated visitors receive a later evidence edition. The stored eligibility timestamp prevents an early publish after restarts or repeated syncs.
What looks similar
To build a useful neighbourhood around this record, Leadiy compares normalized technology IDs and favours the strongest overlap among pages that have already cleared the public delay. The current result is: "Full-stack AI document-processing and RAG MVP", "AI Web Application Developer — Python / FastAPI / OpenAI", "Senior Full-Stack Developer for Gamified AI-Powered Learning Platform" This method makes relationships inspectable and avoids copying descriptive text from the source. Similarity means shared technical vocabulary, nothing more. It does not assert shared ownership, equal scope, equivalent seniority or an identical application process, and it can evolve as later records become publicly eligible.
Where the response goes
The response button on this page opens Just Join IT / Cyclad at justjoin.it. It leaves Leadiy and goes to the original opportunity URL; Leadiy is not the application destination and does not relay a response from this public page. The source may require its own account, profile, proposal form, geographic eligibility or platform terms. Check the destination address before entering information, and use the source’s current instructions rather than any summary here. This disclosure is intentionally repeated beside the button so the action is clear before a visitor clicks.
Public evidence versus earlier access
The product promise stays deliberately plain: the same opportunities, one day earlier. Public visitors can inspect this delayed record without an account, but the private product exists for earlier matching and action. Neither route changes the buyer’s requirements, the third-party application flow or the probability of winning work. The value difference is lead time and workflow. Keeping that claim next to a useful, self-contained public page avoids a teaser model in which essential provenance or the true destination is withheld.
The same opportunities, one day earlier.
See the $39 / 30-day plan →Your response leaves Leadiy.
The button opens justjoin.it. That third-party page controls login, eligibility, proposal fields, privacy and the current status of the opportunity.