Core Integration Engine
A centralized backend platform starts a payment window timer upon car entry, queries the configured payment provider, and triggers access control, additional fees, or citation generation accordingly.
Smart Parking Management System for Cities & Enterprises
An industry-leading Vision AI Technology platform that transforms US parking operations into a high-efficiency intelligence hub through real-time occupancy data, License Plate Recognition (LPR), centralized integrations, automated payment verification, enforcement workflows, and parking management.
Project Overview
The platform provides an industry-leading Vision AI Technology platform that transforms US parking operations into a high-efficiency intelligence hub. Serving universities, airports, municipalities, and commercial entities, the platform captures the full parking journey using real-time occupancy and usage data. By integrating License Plate Recognition (LPR) capabilities with mobile applications, the platform centralizes third-party payment, reservation, and enforcement providers while the Core Integration Engine tracks real-time car entry and exit events, verifies payments, and automates access control or citation generation based on configurable rules.
Key Operational Challenges That Inspired a Smarter Parking Solution
Discover the critical roadblocks that hindered traditional parking systems—from tracking inefficiencies to integration gaps—and how they laid the groundwork for a smarter, scalable parking management transformation.
Disconnected Third-Party Systems
Parking operators faced severe operational bottlenecks due to disconnected payment gateways, reservation systems, and enforcement providers, making data integrity and state synchronization a critical business risk.
Payment and State Synchronization
A vehicle could pay through a third-party provider, but a state mismatch could incorrectly flag it as unpaid or fail to close an active alert after payment.
High-Volume LPR Data
The sheer volume of real-time LPR data exposed performance and stability limits, with Session UI load times reaching up to 30 seconds under real data volumes.
Fragile Session State Management
Sessions could become stuck in a "waiting for payment" state, while misaligned LPR entry and exit timestamps caused incorrect spot-free sessions in license plate-configured parking lots.
API Security and Credential Protection
The platform required robust API authentication to prevent unauthorized data retrieval through expired or missing tokens, while stored third-party provider credentials required stringent encryption at rest.
Complex Parking Business Logic
Operators needed configurable logic for Privilege Permits, non-billable hours, violations, and complex re-entry rules while maintaining flawless stability throughout continuous 24-hour operational cycles.
How We Architected the Solution
To resolve fragmentation, performance, security, and state synchronization issues, we architected dedicated services and configurable engines for third-party integrations, session management, payment processing, API security, testing, and complex parking workflows.
Dedicated Payment Service Microservice
We architected a dedicated Payment Service microservice that centralizes integrations across multiple third-party payment platforms instead of allowing the core system to make direct, brittle provider calls.
Session Management Service
We designed a dedicated Session Management Service using a REST-based framework to reliably manage, retrieve, and merge session logs while handling the massive influx of LPR data.
API Security and Encryption
We introduced strict API security protocols and implemented encryption at rest for all stored provider passwords, closing previous authentication vulnerabilities and strengthening the protection of provider details.
Simulated Payment Provider
We built a simulated payment provider, explicitly hidden from external users in the platform UI, to safely test complex paid and unpaid scenarios without triggering false citations.
Re-entry Policy Engine
We engineered a highly configurable Re-entry Policy Engine to handle complex re-entry logic, giving operators precise control over whether a single payment covers multiple vehicle entries.
Streamlined UI Presentation
We refined the UI presentation logic, including intentionally hiding total amounts paid through specific providers when it served UI clarity, providing operators with streamlined, actionable parking information.
Key Features Powering Intelligent, City-Scale Parking Operations
The platform combines centralized payment, reservation, and enforcement integrations with automated citation workflows, session management, revenue analytics, configurable administration, and re-entry controls to manage the complete parking journey.
Payment Service Microservice
Centralizes multiple third-party payment integrations with Global, Customer/Organizational, and individual Parking Lot credential hierarchy while handling complex LPR N-1 and N-2 payment checks.
Session Management Service
A REST-based architectural module manages the parking session lifecycle, including session creation, log retrieval, and merging sessions when multiple LPR events are detected for one vehicle.
Automated Citation & Enforcement Logic
Generates citations for no payment, underpayment, exceeding maximum time, or lacking a permit while excluding Privilege Permits and transmitting vehicle and spot details to enforcement partners.
Reservation Management
Integrates with third-party reservation platforms supporting single-day and monthly pass reservations, instantly querying the reservation provider upon vehicle entry to verify existing bookings and payment status.
Comprehensive Session UI
Captures entry and exit times, parking duration, LPR data, and vehicle images, surfaces mismatched entries, and uses lazy loading with optimized pagination for large session volumes.
Revenue Model Analytics
Calculates and analyzes revenue across payment providers, displaying bar charts segmented by payment revenue, estimated revenue, and violation opportunities for clear visibility into parking lot profitability.
Administration Portal
Provides operators with tools for configuring parking lots, attaching or detaching features, managing provider connections, and defining configurable non-payment and non-billable hours for accurate event tracking.
Re-entry Policy Management
Provides highly configurable re-entry logic, allowing parking operators to control whether a single payment covers multiple vehicle entries while supporting complex real-world parking scenarios and policies.
Tech Implementation
- Vue.js 3
- Python
- PostgreSQL
- Docker
- Azure DevOps
- REST APIs
- Postman
Proven Impact That Accelerated Efficiency and Urban Parking Innovation
Uncover the measurable outcomes delivered by the platform—from workload reduction to real-time transactions—empowering cities and enterprises to operate smarter, faster, and at scale.
Centralized Parking Operations
By centralizing disparate payment, reservation, and enforcement systems into a single intelligence hub, the Smart Parking Management System transformed how parking operators manage and monitor their assets.
Proven Production Stability
The platform successfully completed a continuous 24-hour post-deployment stability test with no issues found on production, proving its ability to handle continuous real-time LPR data streams.
Automated Payment Verification
Operators can now rely on an automated ecosystem that verifies payments within defined windows and accurately maintains payment status across connected third-party payment providers and parking sessions.
Accurate Enforcement Workflows
The platform accurately routes enforcement based on configurable rules for payment status, underpayment, maximum parking time, permits, and violations, reducing the friction associated with manual intervention.
Scalable Real-Time Processing
FastAPI, Redis, Huey, Kubernetes, and Docker Swarm support high-throughput event processing and continuous LPR camera data streams across hundreds of parking lots without operational degradation.
Improved Revenue Opportunities
Automated payment verification, citation workflows, and revenue analytics help operators capture revenue opportunities while providing visibility into payment revenue, estimated revenue, violations, and overall parking lot profitability.