Microservices orchestrated
Enterprise Case Study
Government Operations Digitized At Scale
TekRevol engineered the CRM Platform, a government-grade license-obtaining and operations management system built for the Security Services Support Authority. A landmark Application Modernization and Digital Transformation initiative that replaced a legacy Oracle system with a production-ready digital operations backbone. Built to UAE government security standards. Deployed 100% on private cloud infrastructure with no public cloud dependency.
SSSA · UAE Government
8
6
Staff roles managed
100%
Private Cloud, High Security
Service-Oriented Architecture.
Eight independently deployable services. Zero cloud dependency. Full operational resilience.
ADA Platform — Live ArchitectureProduction
Authentication ServiceIdentity · Sessions
Core Domain ServiceJourneys · Slots
Lecture ServiceIdentity · Sessions
Notification ServicePush · Email · SMS
Storage ServiceDocuments · IDs
Admin ApplicationAngular · Staff Portal
Quiz ApplicationReact · Examinations
Emirates ID Integration EIDA Hardware
The Security Services Support Authority
The Security Services Support Authority (SSSA) is an Ajman government body established in 2017 to enhance community safety and support the emirate’s vision of becoming one of the safest cities in the world. The Authority provides integrated services to police and security agencies, covering human resource development, security competency building, and technical and logistical support.
SSSA manages the complete applicant lifecycle across training centers and lecture halls, from Emirates ID verification, registration, lectures, training, exams, and certification. Previously, operations depended on a legacy Oracle-based system with limited flexibility, no centralized scheduling, weak workflow control, limited financial visibility, and poor traceability. TekRevol replaced it with a purpose-built CRM that fully digitized operations and enforced end-to-end workflows.
We needed a system that could do what no off-the-shelf solution could — enforce our exact workflows, integrate with our hardware, and meet UAE government security requirements without any public cloud dependency
Client
Security Services Support Authority
Sector
UAE Government · Public Sector
Platform Name
CRM Platform
Deployment
100% Private Cloud — Multi-Cloud Ready, High Security
Staff Roles Supported
CSR, Lecturer, Instructor, Finance, Admin, Control Center
Core Integrations
UAE Pass, Ajman Pay, EIDA Card Reader, Ajman Police System, Government Entity APIs
Operational Scope
Multi-center, multi-stage applicant journeys with resource scheduling, payments, and compliance
Challenges
From Outdated System to Digital Order: Modernizing SSSA
Before TekRevol’s Digital Transformation engagement, the Authority’s operations ran on an aging Oracle-based system that was not built for the complexity of modern government service delivery. Workflows were fragmented across departments, processes were rigid and paper-dependent, and the system was incapable of enforcing multi-stage journeys or providing any real-time operational visibility.
These weren't just inefficiencies. They were structural operational risks — data quality issues, over-allocated resources, no compliance traceability, and zero ability to scale or adapt.
SOLUTIONS
Service-Oriented Architecture. Built for Government Scale.
TekRevol designed the CRM Platform as an enterprise-grade license-obtaining CRM, replacing the legacy Oracle system with a distributed architecture where each service owns its data, exposes typed APIs, and communicates through secure internal HTTP. The platform enforces role-based access, Redis session caching, read/write database separation, and private cloud load balancing.
Deployed on a 100% private cloud, multi-cloud-ready infrastructure, the system follows UAE government security standards with no public cloud dependency. It digitizes the full licensing journey, from Emirates ID scanning, package selection, scheduling, payments through Ajman Pay, examinations, and final license issuance, while integrating with Ajman Police and other government entities for real-time data exchange.
Service Autonomy
Each service owns its data and exposes a typed API. Cross-service calls use authenticated internal HTTP
Shared Identity
Authentication Service is the single source of truth for users, roles, journeys, and session state.
Configuration as Code
Environment config is encrypted, version-controlled, and decrypted only at deployment time on target servers.
Horizontal Scalability
Stateless services can be scaled out behind load balancers without application changes.
Centralized Observability
All services emit logs and errors to a central system for cross-platform issue diagnosis.
Platform Capabilities
Emirates ID Registration
Hardware card reader integration pre-fills applicant data at counter with fallback to manual entry.
Multi-Stage Scheduling
Calendar-based booking for lectures, theory tests, yard training, road training, and pre-tests with resource validation.
Journey Orchestration
Enforces stage order, prerequisite checks, eligibility rules, and VIP vs Regular applicant differentiation.
Payment Integration
VAT-segregated invoicing with Ajman Pay integration. Payment outcomes recorded, never stored.
Theory Examinations
Quiz web application for theory tests under staff supervision with real-time result capture
Role-Based Access
Six distinct staff roles with granular permissions enforced at frontend navigation and backend endpoints.
Event Notifications
Push, email, and SMS notifications at key journey transitions, scheduling events, and administrative communications.
Financial Reporting
Cost center performance, service breakdowns, fees analysis with date filters and export capability.
Measurable Outcomes. Enterprise ROI
Legacy Upgrade: Modernizing the SSSA Ecosystem
- Eliminated Data Entry Errors: Emirates ID hardware integration pre-fills applicant data at counter, removing manual typing and data quality issues.
- Centralized Scheduling Control: Single system for lecture halls, instructors, test centers with resource validation and conflict prevention.
- Enforced Journey Progression: System validates stage order, prerequisites, and eligibility before allowing applicant advancement.
- Financial Transparency: VAT-segregated invoicing, per-service revenue tracking, and cost center reporting for finance teams.
- VIP Applicant Differentiation: Scheduling logic recognizes VIP tier and enables same-day lecture + test booking while enforcing cooling periods for regular applicants.
- Operational Traceability: Centralized logging traces single applicant transactions across all services, from registration to completion.
From Requirements to Production
Phase 1
Discovery & Workflow Mapping
We mapped workflows across CSR counters, lecture halls, training yards, test centers, and administrative offices. Each stage transition and resource dependency was identified. Eligibility rules and government compliance requirements were documented to ensure operational alignment across all locations.
Deliverables
Stakeholder Interviews, Process Modeling, Resource Mapping, Compliance Documentation, Stage Transitions, Eligibility Rules
Phase 2
Architecture & Service Design
Service boundaries, API contracts, and data ownership models were designed to optimize performance. Inter-service communication patterns were defined. Security architecture, on-premise deployment strategy, and horizontal scalability plans were established for a robust and secure system.
Deliverables
Microservices Architecture, API Design, Security Hardening, Load Balancing Strategy, Deployment Plan, Data Ownership
Phase 3
Core Service Development
Authentication, Core Domain, and Lecture services were built with role-based access control. Journey orchestration, scheduling logic, and Redis caching were implemented. Master-slave database configuration and centralized logging ensured reliability, consistency, and observability for all backend operations.
Deliverables
Node.js + Express, NestJS, MongoDB, Redis, Role-Based Access, Journey Orchestration, Scheduling Logic
Phase 4
Frontend Applications
Admin Web Application (Angular) and Quiz Application (React) were developed for staff operations and supervised exams. English and Arabic support was implemented with RTL layouts. Role-based navigation across all staff-facing screens improved usability and compliance with local standards.
Deliverables
Admin Angular App, Quiz React App, RTL Support, Role Navigation, Staff Screens, Multilingual Support
Phase 5
Hardware & External Integration
Emirates ID card readers were integrated through a local bridge. UAE Pass was onboarded for federated identity, and Ajman Pay was connected for payments. Sandbox validation and government approvals ensured smooth production whitelisting and secure operations.
Deliverables
EIDA Hardware Bridge, UAE Pass, Ajman Pay, Sandbox Validation, Government Approval, Production Whitelisting
Phase 6
Testing, Training & Go-Live
End-to-end workflow testing, load testing, and security penetration testing were conducted. Staff training sessions were delivered across roles. A phased rollout with pilot centers ensured stability before full production deployment.
Deliverables
Load Testing, Security Testing, Staff Training, Phased Rollout, Pilot Centers, Full Deployment
Enterprise-Grade. Production-Tested.
Modern, proven technologies selected for reliability, scalability, and maintainability within on-premise government infrastructure. Service-oriented architecture with lightweight backend services, staff-facing web applications, flexible document storage, and high-performance caching for session and authorization acceleration.
Backend Services
Node.js
Runtime
Express.js
Routing
NestJS
Structured Services
TypeScript
Type Safety
Frontend Applications
Angular
Admin Portal
ReactJS
Quiz Application
TypeScript
Structured Services
i18n
EN / AR Support
Infrastructure
Docker
Containerization
Load Balancers
On-Premise
Centralized Logging
Observability
Internal Vault
Secrets Management
Data Layer
MongoDB
Primary Database
Redis
Caching Layer
Master-Slave
Read/Write Separation
External Integrations
EIDA
Emirates ID Hardware
UAE Pass
Federated Identity
Ajman Pay
Payment Gateway
Platform Services
Storage Service
Document Management
Notification Service
Push · Email · SMS
Authentication Service
Identity & Sessions
Government-Grade Security Standards
Built to fully meet UAE government security standards and protocols with zero shortcuts. The CRM Platform is deployed on a 100% private cloud, multi-cloud-ready infrastructure, engineered for high security from the ground up.
Network Segmentation: Restricted outbound access, whitelisted endpoints, controlled gateways
Secret Management: Internal vault, encrypted config, runtime decryption only
Full Audit Logging: Every sensitive operation logged for compliance traceability
Data Encryption: End-to-end encryption for data at rest and in transit, compliant with UAE government data protection standards
Role-Based Access: Granular permissions enforced at frontend and backend layers
Input Validation: Controller boundary validation, standardized error responses
PCI Compliance: Payment data never stored, only outcomes recorded
Government Entity Integration: Secure system-level integration with Ajman Police and other government entities, following official interoperability protocols
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