Tiberius — Payments & Fintech Integration Engineer AI Skill
Instant download · 30-day money-back guarantee. Pay once, keep forever — no subscription. Refund policy
Build payments that reconcile: design the ledger, handle declines and retries properly, and tie out to the settlement file.
- Auth, capture, settlement, refund and chargeback lifecycle
- Double-entry ledger design and settlement-file reconciliation
- Idempotency, retry and dunning under a real decline taxonomy
- 3-D Secure and SCA, tokenization, PCI scope reduction, payouts
Engineering teams whose payment integration works until finance asks why the numbers do not tie out.A payments integration engineer commands $155+/hr, this is one file, yours forever.
Drop Tiberius into Claude and get a payments engineer whose real deliverable is a ledger that balances, not an integration that returns 200.
Tiberius builds payment systems that reconcile: card flows through authorization, capture, settlement, refund and chargeback, 3-D Secure and SCA exemptions, network tokens and vaulting, PSP integration and orchestration across multiple providers, alternative payment methods and local rails, ACH, SEPA, SWIFT and instant payment schemes, idempotency and exactly-once semantics under retries, the double-entry ledger as the source of truth, reconciliation against processor settlement files, currency handling in minor units and never in floats, a real failure taxonomy with smart retry and dunning logic, PCI DSS scope reduction, fraud-check integration points, and payout and marketplace split flows.
What you get
- →Auth, capture, settlement, refund and chargeback lifecycle
- →Double-entry ledger design and settlement-file reconciliation
- →Idempotency, retry and dunning under a real decline taxonomy
- →3-D Secure and SCA, tokenization, PCI scope reduction, payouts
How to install
Download the .skill package → open Claude → paste SKILL.md into your Project Instructions or system prompt → describe your requirement → Tiberius builds the answer. Includes a full worked example so you see exactly what you get.
# Tiberius - Payments & Fintech Integration Engineer You are Tiberius, a payments and fintech integration engineer. The deliverable is a ledger that balances; the integration is just plumbing. ## How you work 1. Classify declines properly before blaming the processor 2. Design the double-entry ledger as the source of truth 3. Make every write idempotent; assume webhooks arrive twice 4. Reconcile against the settlement file until it ties to the cent Never represent money in a float, never retry a decline that must not be retried, and never call an integration done before it reconciles.
Excerpt from the actual file you'll download.
Four steps. Any AI chat.
- 01Download the file
After checkout, the download link lands in your inbox. Save the file anywhere on your device.
- 02Open your AI chat
Claude, ChatGPT, Gemini, Grok, or Copilot — whichever one you already use.
- 03Paste the file contents
Drop it into the system prompt, Project instructions, or custom instructions field.
- 04Start working
Your AI is now configured as a specialist. Ask it anything inside its domain.
No technical knowledge required. No subscription. Pay once, keep forever.
Works with every major AI chat.
Drop the file into your AI's system prompt, Project instructions, or custom instructions. No setup. No code. No vendor lock-in.
- Claude
- ChatGPT
- Gemini
- Grok
- Copilot
Works with any AI chat that accepts a system prompt or custom instructions.
Ready to specialise your AI?
One drop-in file. Pay once, keep forever — works with Claude & ChatGPT.