Andrew Barnes / public portfolio

Tech FP&A systems and AI workflow automation.

Senior finance analyst who builds small Python and web tools for FP&A, AI operators, and Bitcoin/x402 workflows. The work below links to live repos, merged PRs, and a few short case studies.

View case studies Open proof graph Contribution map

AI teams OpenAI / Microsoft / Google Workspace Merged fixes for research, speech-model, and Workspace tooling. AgentOps proof AgentOps Ledger Run log for approvals, retries, errors, payment events, and Splunk HEC evidence. Tech FP&A teams OpenBB Parser cleanup in a finance platform used by analysts and developers. Protocol operators Agent Payment Signal Ledger Sourced x402, L402, and agent-payment rows with proof-status labels and source URLs.

Proof map

Four lanes, public evidence.

A short map from each positioning claim to live public work. Private client, employer, and personal finance material stays out of it.

Selected work

Selected public artifacts.

A smaller set of public artifacts. Each note links to the underlying work.

Satoshi API live homepage showing Bitcoin fee intelligence for agents — Live artifact **Satoshi API: fee recommendations, mempool context, and x402-payable API routes.**

Tech FP&A Senior analyst judgment, FP&A workflows, finance-platform fixes

AI workflow automation Workspace CLI, MCP routes, agent context, inference reliability

Protocol teams Bitcoin/x402 APIs, MCP routes, tested backend surfaces

Case studies

Audience, problem, tests, result.

Concise notes for hiring managers, finance leaders, AI teams, protocol teams, and open-source maintainers. Each row links to the fuller write-up or source.

Variance Memo FP&A workbench with upload controls and board commentary output — Finance artifact **Variance Memo: upload workflow, trace checks, and board commentary output.**

Merged upstream work

Merged pull requests.

rust-lightningExpose current dust exposure in ChannelDetails CPythonDocument that add_argument() returns an Action object mesh-llmOwner keystore and signed encrypted primitives OpenVikingWindows PID locks and TUI console input OpenBBRemove unnecessary eval() calls

Contact

Tech FP&A and AI workflow automation.

Best-fit areas: FP&A manager-track work, finance automation, Python and SQL dashboards, AI workflow tooling, Bitcoin/x402 protocol surfaces, and backend systems where finance context matters.

Email Andrew FP&A advisory GitHub profile