Web application development
Landing pages, dashboards, admin panels, customer portals, forms, and responsive business websites using modern frontend frameworks or simple maintainable static sites when that is the right fit.
Software development services
Liu Tiexin helps clients plan, build, improve, and maintain practical software systems, from customer-facing web applications to backend APIs, internal tools, scripts, integrations, and data workflows.
Services offered
Landing pages, dashboards, admin panels, customer portals, forms, and responsive business websites using modern frontend frameworks or simple maintainable static sites when that is the right fit.
REST APIs, webhook handlers, authentication flows, database-backed features, payment integrations, third-party API connections, and reliable server-side business logic.
Operational scripts, approval tools, reporting utilities, data import/export flows, spreadsheet-to-system workflows, and small applications that remove repetitive manual work.
Bug fixes, code cleanup, deployment support, technical documentation, handover notes, test plans, and ongoing support for software that needs to stay understandable.
How work is sold
Clients email the support address with the product goal, current system, deadline, and relevant technical context.
Liu Tiexin confirms the development scope, deliverables, price, timeline, acceptance criteria, and any cancellation terms in writing.
Completed work may include source code, configuration notes, deployment instructions, test evidence, documentation, and handover files.
We provide software development services only. No physical goods are sold, so return shipping is not applicable. Refunds, disputes, cancellations, privacy, and service terms are described in the policy pages below.