Building Scalable, Secure Power Apps That Drive Business Efficiency

Client Overview

A national logistics company approached HarjTech with a challenge: their internal workflows relied heavily on spreadsheets, email threads, and disconnected manual processes. Field staff were capturing data inconsistently, approvals were delayed, and leadership lacked real-time insights.

The client needed a modern, mobile-friendly solution to capture data, automate workflows, and streamline operations — without building a full custom software platform.

The Solution: Power Apps + Power Automate

HarjTech proposed a scalable solution using Microsoft Power Apps and Power Automate — tools already included in the client's Microsoft 365 license.

Key Goals:

  • Replace Excel-based tracking and manual approvals
  • Enable mobile data entry and photo capture from field teams
  • Automate approval processes and document routing
  • Protect sensitive data with proper security controls
  • Scale the app for future departments without rebuilding

Development Process and Best Practices Used

1. Chose the Right App Type and Layout

  • Built a Canvas App for full control over layout and user experience
  • Designed using responsive containers and screen size rules so the app could run on desktop, tablet, and mobile with no layout conflicts
  • Used a single, responsive app — rather than maintaining separate versions for different devices

2. Designed for Scalability and Performance

  • Structured the app to support future add-ons with a modular approach
  • Used reusable components for forms, headers, and menus
  • Connected the app to Dataverse for secure, structured data management
  • Configured environment variables for flexibility between development, test, and production environments

3. Implemented Secure Data Access and Permissions

  • Applied role-based security using Azure Active Directory groups
  • Restricted sensitive fields using conditional visibility and dynamic access controls
  • Ensured data was encrypted and aligned with the company’s compliance policies

4. Integrated Power Automate for Business Logic

HarjTech developed multiple Power Automate flows to support the app:

  • Data Capture Flow: Automatically logs new records, timestamps, and location data
  • Approval Flow: Sends Teams/Outlook notifications and updates status in real time
  • Reminder Flow: Scheduled flow to follow up on pending tasks
  • Reporting Flow: Aggregates data for Power BI dashboards and Excel exports

Challenges and How We Solved Them

ChallengeSolutionInconsistent data from field teamsStandardized forms with dropdowns, validations, and required fieldsDelayed approvalsReal-time Power Automate workflows for instant routing and notificationToo many app requests from other teamsBuilt with scalability in mind — app architecture supports future use casesData security concernsDataverse + RBAC + environment-specific DLP policies

Results and Business Impact

  • Reduced manual data entry time by 60%
  • Improved workflow approval turnaround time by 70%
  • Replaced 3 legacy spreadsheets and 2 email-based processes
  • Fully mobile-enabled app adopted by field teams within two weeks
  • Positioned the solution as a template for future departmental apps

How HarjTech Delivered Success

HarjTech supported the client throughout the entire lifecycle:

  • Architecture Planning: We defined the right app model and platform components
  • Rapid App Development: Delivered a fully working MVP in 4 weeks
  • Automation Integration: Designed and deployed 4 Power Automate flows
  • Security Configuration: Implemented Microsoft best practices and tested with client IT
  • User Training & Support: Delivered admin handoff docs, video walk-throughs, and change management materials

Conclusion

Power Apps and Power Automate can dramatically improve how businesses operate — but only when built with scale, governance, and data protection in mind.

HarjTech helped this client unlock the full potential of Microsoft’s low-code tools — designing a secure, responsive, and efficient app that modernized critical workflows and delivered measurable ROI.

Looking to replace legacy systems or build business apps that scale? HarjTech can help.

Our Capabilities

Our team is dedicated to shaping a better working world by creating long-term value for our clients, our people, and society while fostering trust in the capital markets.

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We work with ambitious leaders who want to define the future, not hide from it. Together, we achieve extraordinary outcomes.

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