Plan and build a client portal with AI

What the first version needs

Give each client a reliable view of their own milestones and documents.

• A sign-in flow and a distinction between staff and clients.
• One project view with milestones, status, and agreed next steps.
• Document access tied to the correct client or project.
• An administrative workflow for invitations and removing access.

Design the permissions before the screens

Write down who can view, upload, edit, and delete each type of record. Hiding a button is not sufficient access control. The application needs to enforce permissions when records and files are requested. Begin with sample clients and non-sensitive documents until those rules have been reviewed and tested.

Keep the first portal deliberately small

A milestone list and a document area may be enough. Live chat, invoicing, electronic signatures, and complex approval chains all introduce additional states and dependencies. Identify the single communication problem that causes the most repeated work and solve that before expanding the portal.

Test with separate identities

Create two test clients and a staff account. Confirm that client A cannot access client B’s records by changing an address or opening a copied file link. Remove an account’s access and test old sessions. Decide who owns backups and how records are exported when an engagement ends.

Start with the repeated question the portal should answer

A client portal is useful when it removes a specific communication burden. “Where is my project?” and “Can you resend that document?” are good starting problems. Trying to replace email, invoicing, file storage, chat, signatures, and project management simultaneously makes the first version difficult to evaluate.

Imagine a fictional renovation business that wants homeowners to view project status and approved documents. The first portal needs one staff role, one client role, a project record, a timeline, and a document list. It does not need a marketplace, public profiles, or a messaging system. The question for the first test is whether a homeowner can find the latest agreed update without contacting staff.

Emergent publishes a renovation-portal case study called Homestead, describing separate staff and homeowner views with project timelines and documents. Treat that as vendor-reported product context, not an independently tested security assessment or a promise of similar business results. Source details.

Write the permissions matrix first

This is an illustrative starting matrix. A real business may need different rules, but every permission should be explicit. Hiding a button is a usability choice; it is not the rule that protects the underlying record. The application must enforce access when the server returns data or files.

Decide whether clients may belong to several projects and whether a project may have several client contacts. Avoid using an email address as the only permanent relationship between records. People change email addresses and businesses add colleagues. Use stable record identifiers and a clear membership relationship, then ask a qualified reviewer to check the implementation before storing important client information.

Define a small, understandable data model

A useful prototype might contain users, projects, project memberships, milestones, and documents. Each document belongs to a project and has a display name, type, upload time, and access rule. Internal notes should be a separate concept from client-visible updates so a staff member cannot accidentally expose working comments by changing a label.

Start with two fictional clients and two projects. Give each project different sample files and status messages. This makes access failures visible: if both clients see identical placeholder content, you may miss that the application is returning everything to everyone. Keep real client data out until the permissions and storage behaviour have been reviewed.

Build the staff workflow before polishing the dashboard

Ask a staff member to create a project, invite the correct client, update a milestone, and share a document. Record the number of steps and points of confusion. If staff cannot confidently distinguish internal and shared files, improve that control before changing the colour palette.

Then enter as the client in a separate session. Confirm that the project name, update date, document version, and next action are understandable. A timeline should distinguish an estimated date from a confirmed commitment. Do not make every stage appear complete simply because the design looks better with more checkmarks.

Test access using deliberate mismatches

Sign in as client A and copy a project URL. Sign in as client B and attempt to open it. Repeat with a document download URL. Try changing a record identifier in the address. The expected outcome is denial without exposing another client’s title, filename, or private metadata. Test staff restrictions too if staff should not see every project.

Remove client A’s membership while an old session remains open, then attempt another request. The next protected operation should respect the updated permission. Test an expired invitation and a previously used invitation. Ask what happens when an invited email address changes or an employee leaves the business.

A useful test log records identity, action, expected result, observed result, and evidence. Passing a few manual checks does not constitute a complete security audit, but failures should block real-data rollout. For sensitive or business-critical records, involve a qualified reviewer rather than accepting a generated statement that access is secure.

Plan files, versions, and operational ownership

Define allowed file types and size limits according to the workflow. Decide whether replacing a document creates a new version or overwrites the old one. Clients should know which version is current and when it was shared. Prevent a filename supplied by a user from becoming an unsafe storage path or an executable upload.

Assign responsibility for backups, restoring a deleted project, and exporting records at the end of an engagement. Test a restoration with sample data. A downloaded database file is not a proven recovery process until someone can use it to reconstruct the required records and files.

Launch with one controlled pilot

Choose one willing client and a narrow set of non-sensitive records for a pilot after the access review. Explain what the portal does and where to report mistakes. Keep the existing communication route available while the team learns the new workflow. Record which questions the portal resolves and which still require a call.

Add features only when the pilot exposes a specific need. If clients consistently ask whether a document needs approval, an explicit acknowledgement state may help. If they simply need to read it, a complicated approval chain may add work. The useful portal is the smallest reliable system that keeps the right people informed.

Your starting prompt

Use this as an editable brief. Replace the brackets with your own details and review the result before connecting real services.

A useful follow-up request

Show the permissions for each role in plain language and identify where each permission is enforced. Add a test plan for copied document links, expired sessions, and access removal.

Check the result before launch

• Try opening another client’s project by direct URL.
• Test shared document links after access is removed.
• Confirm a client cannot grant themselves a staff role.
• Review storage, backup, and deletion behaviour before using real files.

Plan the cost and scope

Authentication, file storage, notifications, and professional review can dominate the cost. Treat this as an application project with maintenance obligations, not just a set of public pages.

Read our pricing guide and credit-planning guide before setting a budget.