A selected portfolio of business systems, self-built products and engineering research — with the underlying challenge, my responsibility, technical considerations and evidence links.
Enterprise systems experiencePublic product demonstrationsAgent architecture research
Professional work · Qiaosi Tech · 2021–2023
01 / 04
Survey SaaS and configurable workflow systems
Business or product context
A survey product needed reusable questionnaire functions and workflow tools that could combine triggers, data tables, functions and third-party integrations.
My actual involvement
Senior backend developer. Participated in product/feature review, development, implementation and documentation of survey and workflow capabilities.
Technical and product considerations
•How configuration, triggers and functions relate to the underlying data model
•Where tool and workflow boundaries should be explicit
•How changes to a reusable workflow feature affect multiple product scenarios
Evidence and limits
Employment history and individual project responsibilities are documented in the professional background. Internal project code, contracts and business KPIs are not publicly disclosed.
Professional work · Hehe Information / Lebei Network · 2019–2021
02 / 04
CRM, operational data and internal systems
Business or product context
Sales, customer-service, procurement, stock and order workflows depend on consistent records and communication between different business systems.
My actual involvement
Worked on CRM development, integrations with external sales-management data, customer-service tooling, and procurement/inventory/order modules across prior engineering positions.
Technical and product considerations
•Data ownership and identifiers across different operational modules
•Permissions, change propagation and system-to-system integration boundaries
•Choosing between incremental improvements and larger replacement projects
Evidence and limits
These are responsibilities from prior employment, not separate contracts awarded to my current independent advisory practice. No unverified ROI or customer performance figures are claimed.
ProcureLink — procurement workflows and quote comparison
Business or product context
Supplier enquiries and written quotations can contain mismatched quantities, specifications, prices and delivery assumptions. A usable tool should make the comparison assumptions visible.
My actual involvement
Self-directed product and technical work: modelling quote comparison, procurement enquiry forms and related workflow experiments.
Technical and product considerations
•Representing product and quotation data in comparable structures
•Making missing fields and different commercial terms explicit
•Separating informational comparison from human-approved purchasing decisions
Evidence and limits
The public procurement tools can be inspected. They are not evidence of a commissioned customer deployment, verified factory network, buyer orders or completed transactions.
