Rated 4.97/5 from over 50 reviews

Client Portals & Dashboard Development

Secure client portals, admin dashboards, internal systems, and high-performance user areas.

We build modern, fast, and secure dashboards and client portals designed for real operational use — not just visual prototypes. From internal admin panels to full customer platforms with multi-role access, we create reliable systems that integrate seamlessly with your backend, CRM, analytics, and automation stack. Our dashboards are engineered for performance, GDPR compliance, clean UX, and long-term maintainability — ideal for companies that need clarity, structure, and automation.

Why Companies in Germany Choose Our Dashboards

Fully GDPR-compliant infrastructure and secure identity flows
Experience with banking-grade dashboards (Sber, VTB)
Real-time analytics with ClickHouse, PostgreSQL, Supabase
Secure access control with Keycloak, OAuth2, MFA, SSO
Scalable architecture for enterprise datasets
Clean UX and maintainable modular interfaces
Integration with ERP/CRM/HR/Payments/Marketplaces
High-performance React/Next.js frontend engineering

What We Deliver

Client Portals (Customer & Partner Platforms)

  • Secure login, SSO, multi-role access
  • Personal dashboards, profile pages, workflow actions
  • Document exchange (upload, signing, management)
  • Real-time data (API, CRM, analytics)
  • Multi-language portals (EN/DE/PL/RU/ES)
  • Custom permissions & partner accounts

Admin Dashboards

  • Centralized operations dashboards
  • Moderation, approvals, workflow management
  • User permissions, segmentation, audit logs
  • Advanced tables with filtering, search, grouping
  • Visualization dashboards (KPIs, graphs, cohorts)
  • Internal exports: PDF/CSV/XLS

Internal Tools & Company Systems

  • Custom workflows to replace manual work
  • Team dashboards for operations, support, finance
  • BI-lite systems (analytics without full BI tools)
  • Scheduling, planning, logistics tools
  • Inventory, resource management
  • Migration from spreadsheets to internal platforms

Secure User Areas

  • OAuth2 / SSO / Keycloak / JWT
  • MFA, device/session protection
  • Role-Based Access Control (RBAC)
  • Activity history & audit logs
  • Strong permission logic (admin/manager/editor/user)
  • GDPR-compliant data processing & storage

Data Visualization & Analytics

  • Real-time dashboards with Chart.js, D3.js, Highcharts
  • Time-series data with ClickHouse/PostgreSQL
  • Funnels, KPIs, scorecards, segmentation
  • Analytics APIs for structured reporting
  • Heatmaps, behavior stats, operational monitoring

Integration with External Systems

  • CRM, ERP, marketplaces, payment systems
  • REST, GraphQL, SOAP, Kafka, gRPC
  • Webhooks, background workers, streaming data
  • AI and ML-powered insights (optional)

When You Need Dashboards or Client Portals

Choose this service when you need:

A portal for customers, partners, or employees
An admin dashboard for operations, sales, or support teams
A secure interface for internal workflows
A centralized system to replace spreadsheets
A real-time dashboard connected to your backend
Multi-role access (admin, manager, partner, client, etc.)
A scalable UI that handles big datasets
A product you can build on — not a temporary patch

Tools & Technologies

Frontend

React, Next.js, TypeScript, Tailwind CSS

Visualization

Chart.js, D3.js, Highcharts, Recharts

Backend

Java 21, Spring Boot, PostgreSQL, ClickHouse

Security

Keycloak, OAuth2, SSO, JWT, MFA, RBAC

Infrastructure

Docker, Kubernetes, Nginx, Linux

Integrations

REST, GraphQL, WebSocket, Kafka, gRPC

Storage & Reporting

Supabase, Redis, cloud storage, PDF/XLS/CSV generation engines

FAQ

Do you build dashboards from scratch?

Yes — full lifecycle: architecture, backend, frontend, data, DevOps.

Can you integrate with our existing software?

Absolutely — CRM, ERP, HR, accounting, booking, payments, analytics.

Is it secure?

Yes — we follow enterprise security (MFA, SSO, RBAC, audit logs).

Can it handle large datasets?

Yes — we use ClickHouse & optimized pipelines for high-load data.

Can you replace our current spreadsheets?

Yes — we build tools that automate your entire workflow.

We work with companies in Berlin and across Germany, delivering client portal and dashboard development, secure user portals, and admin dashboard creation. Our Berlin-based team specializes in Keycloak dashboard integration, real-time analytics dashboards, internal tools development, multi-role portals, and GDPR-compliant dashboard solutions.

Client Portals in Berlin | H-Studio