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Greta.Agency

Build a client portal
for Fintech.

Built for financial technology startups and companies.

We build client portals that give your clients a clean, branded space for every engagement.

Professional client experienceReduced status update overheadBranded to your agency3–6 weeks
The problem

Why Fintech companies struggle with this.

1

Building on generic SaaS tools that can't handle financial compliance requirements

2

Payment and banking integrations that no-code tools can't support properly

3

Security and audit requirements that demand custom access control logic

4

Slow time-to-market while compliance and architecture questions pile up

The solution

How we build it
for Fintech.

Off-the-shelf tools weren't built for financial data handling, compliance workflows, or the audit trails regulators expect. Custom-built fintech products give you control over data residency, access patterns, and the compliance logic baked into your product.

Fintech products face unique pressures: regulatory requirements, high security expectations, and users who demand both speed and trust. Generic software rarely fits.

A branded portal your clients can log into anytime

Structured around your delivery workflow and approval process

Reduces back-and-forth by giving clients visibility and control

Industry context built in — not bolted on

Deliverables

What you get.

01

Branded client-facing portal with secure login

02

Project and deliverable status tracking

03

Document sharing and approval workflows

04

Messaging and notification system

05

Admin controls for your team to manage client views

Use cases

What Fintech companies
build with us.

Payment platforms

Build payment processing, wallet management, or money movement features with proper compliance hooks.

Financial dashboards

Give users real-time visibility into account balances, transaction history, and financial metrics.

Lending and underwriting tools

Automate credit decisioning workflows and integrate with bureau and open banking APIs.

Process

How we work.

01

Define the client journey

Map what clients need to see, share, and do throughout your engagement.

02

Structure the portal

Design the layout, access levels, and key features for both clients and your team.

03

Build the experience

Develop the portal with branding, permissions, and core collaboration features.

04

Launch with clients

Onboard your first clients and refine based on real usage feedback.

Ready to build a client portal for Fintech?

Typical timeline: 3–6 weeks

About this service

What is Client Portal for Fintech?

Client Portal for Fintech means building a client portal specifically designed around the workflows, compliance expectations, and user needs of financial technology startups and companies. Unlike generic software or off-the-shelf tools, a custom-built solution gives your team full control over features, data, and the product roadmap — without paying for capabilities you don't need or working around limitations that slow you down.

Fintech products face unique pressures: regulatory requirements, high security expectations, and users who demand both speed and trust. Generic software rarely fits.

Why Fintech companies need custom client portal

Off-the-shelf tools weren't built for financial data handling, compliance workflows, or the audit trails regulators expect. Custom-built fintech products give you control over data residency, access patterns, and the compliance logic baked into your product.

Most fintech teams start with generic tools because they're fast to deploy. But as the business grows, those tools create friction — missing the specific logic, integrations, and workflows that fintech operations actually need. A custom-built product eliminates that friction permanently.

How long does it take to build?

Simple fintech MVPs can ship in 4–6 weeks. Compliance-heavy products with banking integrations typically take 8–14 weeks. The timeline depends on scope, the number of user types, and the depth of integrations with existing fintech systems. A well-scoped project with clear requirements moves significantly faster than one that evolves through the build. We scope tightly before starting so timelines stay predictable.

What does it cost?

Custom fintech builds typically range from $8k–$40k depending on compliance requirements, integrations (Plaid, Stripe, open banking), and feature scope. The biggest cost drivers are integration complexity, the number of distinct user roles, and whether the product needs to handle regulated data or compliance workflows. We provide a clear scope and fixed-price quote before any work begins.

Custom build vs. off-the-shelf tools

Off-the-shelf tools work well for standard use cases. But fintech companies often have requirements that generic SaaS tools weren't built for: building on generic saas tools that can't handle financial compliance requirements, payment and banking integrations that no-code tools can't support properly, or workflows that don't fit the assumptions baked into general-purpose platforms.

A custom-built product gives you:

  • Full ownership — no per-seat fees or platform lock-in
  • Workflows built exactly for how fintech teams operate
  • Integrations with the tools and data sources you already use
  • A foundation you can extend as your product and team grow

The right time to build custom is when generic tools are creating real friction, costing more in workarounds than a custom build would cost, or blocking product-critical workflows that your fintech business depends on.

Start your project

Ready to build
for Fintech?

We build client portals that give your clients a clean, branded space for every engagement. Scoped for financial technology startups and companies.