Each selected project explains the operational problem, system boundaries, technical decisions, reliability work and value—not simply the language used.
A Laravel-based internal system that structures connected workflows across daily operations, invoices, purchases, debts, checks, expenses, employees, financial accounts and reporting.
A browser-based workflow for face-to-face multilingual conversation. Explicit turn-taking, real-world testing and documented trade-offs make the system-design process visible.
Working, field-tested MVP · Documentation-only public evidence
A repeatable data pipeline that validates input, cleans records and produces structured business-ready workbook summaries.
View on GitHubA defensive preprocessing workflow for normalizing fields, removing duplicates, checking requirements and reporting unresolved data issues.
View on GitHubWhat is costly, slow, risky or difficult today.
Users, inputs, outputs, rules and acceptance criteria.
Components, data flow, integrations and boundaries.
Validation, failures, retries, duplicates and review.
Evidence that normal and edge paths behave as intended.
What changes for the people operating the workflow.
Send the current workflow and a sample of the inputs. We can define a useful first delivery.
