João Ferreira

Monitor public Shopify product catalogs and emit only price, stock, or variant changes across scheduled runs, with catalog-to-sitemap source fallback, persistent baselines, bounded collection, and free previews.

Monitor public Amazon product pages and emit only detected price or availability changes across scheduled runs, with persistent baselines, bounded inputs, free previews, and explicit source diagnostics.

Monitor public Apple App Store reviews and deliver only newly discovered low-rating feedback with persistent deduplication, country filters, app-version fields, free previews, and bounded alert volume.

Monitor public Google News keyword searches and emit only unseen articles across scheduled runs, with persistent deduplication, locale controls, publisher metadata, free previews, and source diagnostics.

Monitor selected Android apps for newly posted low-rating Google Play reviews with persistent deduplication, app versions, developer replies, helpful votes, transparent issue labels, and per-app source-health telemetry.

Monitor active official EU competition notices from TED with bounded date, country, CPV, buyer, notice-type, and language filters plus deadlines, estimated values, source links, and explicit coverage telemetry.

Search and normalize current official Grants.gov opportunities with funding amounts, deadlines, eligibility, contacts, descriptions, update fingerprints, coverage telemetry, and source links.

Turn Polymarket public order books into execution-sized data. Get YES/NO VWAPs, worst fill prices, live fee schedules, depth checks, book age, and fee-adjusted pair economics for research, dashboards, automations, and AI agents. No wallet or API key required.

Verify Polymarket and Kalshi contract matches with execution-sized order-book VWAPs, current fee math, one-tick stress, semantic conflict flags, and explicit non-atomic execution warnings. Built for agents, analysts, and trading dashboards that need evidence beyond headline price gaps.

Aggregate official BLS, Census, BEA, and Federal Reserve release schedules into a normalized API-ready calendar with UTC timestamps, Eastern times, period labels, source links, major-event filtering, and bounded output for agents, alerts, spreadsheets, and automation.

Schedule enriched alerts for new public Polymarket whale-wallet trades. Infer maker/taker role, add notional and dynamic fee context, suppress duplicate alerts across runs, and preview activity free before enabling paid records. No wallet credentials or private API keys required.

Monitor public LinkedIn job searches and deliver only newly discovered postings with persistent deduplication, remote and recency filters, source health, and bounded pay-per-alert runs.

Audit public Polymarket wallets with official position PnL, exact maker/taker inference, dynamic fee estimates, drawdown, profit concentration, behavior fingerprints, and explicit coverage warnings. Analyze up to 10 addresses per run without wallet credentials or API keys.