SIGNAL IDUNA Signal Care Assistant
Digital healthcare access for 300,000+ Romanian policyholders
Industry
Insurance & Healthcare TechnologyProject type
Cross-Platform Insurance Management PlatformProject duration
2+ years ongoingTeam size
8 specialists
At a glance
Active user base
300,000+ policyholders managing insurance digitally.App downloads
100,000+ on Google Play alone.Medical network access
1,400+ partner clinics nationwide with real-time booking.Processing speed
Claims turnaround reduced from weeks to minutes.Platform coverage
Unified experience across iOS, Android, and web.Business growth
Contributed to 16% year-over-year premium growth.
What the client says
"They have proven they are more than capable to tackle new scopes and understand our business needs. They demonstrated the ability to integrate technologies and innovations, ensuring the perfect mix of technical capabilities while having the customer in mind."
Principal Project Manager
SIGNAL IDUNA Romania
About SIGNAL IDUNA Romania
SIGNAL IDUNA Romania is part of the SIGNAL IDUNA Group, one of Germany's largest insurance providers with a heritage dating back to 1907. The Group serves over 13 million clients across Europe and operates in Germany, Poland, Hungary, Switzerland, and Romania with a focus on health, life, and accident insurance.
In Romania, SIGNAL IDUNA has been a leading innovator in private health insurance since 2008. With 16+ years of market presence, the company achieved RON 424 million (~EUR 85 million) in annual premiums in 2023, representing 16% year-over-year growth that significantly outpaces market averages. This positions SIGNAL IDUNA as the fifth-largest player in Romania's health and life insurance segment.
Their competitive advantage: the Mediqa Net network of 1,400+ medical providers spanning all Romanian counties, combined with 24/7 customer support and a strategic focus on digital-first insurance delivery. Recent strategic acquisitions, including ERGO's Romanian subsidiaries in 2021 and a majority stake in Garanta Asigurari in 2024, demonstrate SIGNAL IDUNA's commitment to Romanian market leadership.
Founded
Headquarters
Market
Notable achievement
The challenge
Market context
Romania's private healthcare sector experienced explosive 60-fold growth between 1997 and 2016, creating unprecedented demand for insurance services. As digital expectations accelerated, traditional phone-and-paper insurance processes became a competitive liability in an increasingly mobile-first market.
The problems
Complex bureaucratic procedures
Traditional claims required physical document submission, multiple phone calls, and manual processing. This created frustration for policyholders and operational bottlenecks for the company.Extended processing times
Reimbursement processing stretched to several weeks, forcing customers to pay out-of-pocket and wait for refunds. This undermined the core value proposition of health insurance.Network visibility gap
Despite having Romania's most extensive medical provider network (1,400+ clinics), policyholders struggled to discover nearby in-network facilities. This led to underutilization and out-of-network claims.Fragmented payment systems
Multiple disconnected payment workflows (direct billing, Easy Pay card advances, traditional reimbursements) created confusion and friction throughout the customer journey.Limited self-service capability
Without real-time policy information or digital claim tracking, customers relied on call centers for routine inquiries. This drove operational costs and limited service hours.
Additional constraints
Regulatory compliance
Strict financial data handling requirements under Romanian and EU insurance regulations, including GDPR compliance for sensitive health information.Legacy system integration
New digital capabilities needed to work with existing provider networks, policy administration systems, and payment infrastructure.Multi-language requirements
Platform had to support Romanian and English to serve diverse policyholder demographics.Security imperatives
Handling sensitive health data, financial transactions, and personal information demanded enterprise-grade security with multi-factor authentication and encryption.Scalability demands
The system needed to support Romania's fastest-growing insurance segment while maintaining performance during acquisition-driven user base expansion.
The goal
Build a digital platform that eliminates administrative friction, gives policyholders instant access to healthcare services, and positions SIGNAL IDUNA as the digital leader in Romanian health insurance.
Our approach
Why HyperSense
SIGNAL IDUNA selected HyperSense based on our proven expertise in fintech and insurtech delivery, demonstrated capability in cross-platform development, and deep understanding of regulated industries requiring both technical excellence and compliance rigor.
What we brought:
- Specialized experience in insurance and healthcare technology with understanding of complex regulatory environments
- Proven Flutter expertise enabling true cross-platform consistency from a single codebase
- Track record delivering secure, scalable systems for financial services handling sensitive customer data
- Agile methodology with continuous stakeholder collaboration enabling rapid iteration based on user feedback
How we built it
We began with extensive user research and stakeholder workshops to identify pain points throughout the customer journey. Interviews with policyholders, medical providers, and SIGNAL IDUNA staff revealed workflow bottlenecks, customer expectations, and operational constraints. This discovery phase informed our architectural decisions and feature prioritization.
Our development methodology combined agile sprints with continuous stakeholder collaboration, enabling rapid iteration based on real-world usage patterns. Two-week development cycles with regular demos kept SIGNAL IDUNA leadership engaged while providing opportunities to refine requirements as market dynamics evolved.
Quality and security were built in throughout. We established comprehensive QA automation, implemented enterprise-grade security protocols, and ensured all development aligned with GDPR requirements. Our DevOps practices on AWS provided the scalable, reliable infrastructure necessary for mission-critical insurance operations.
What we delivered
Core platform capabilities:
Cross-platform applications
Native iOS and Android mobile apps plus responsive web portal, all built from unified Flutter codebase ensuring consistent user experienceAppointment management
Real-time clinic and telemedicine booking with push notifications for every status change across the appointment lifecycleDigital claims processing
Paperless reimbursement requests with document upload, OCR processing, and real-time status trackingInteractive provider network
GPS-enabled Mediqa Net map with 1,400+ partner clinics, fastest-route navigation, and user ratingsIntegrated payments
In-app premium payments, Easy Pay card management, and direct billing coordination with medical providersLife insurance management
Complete 101 Invest policy administration including fund performance tracking, beneficiary updates, and investment transfersDigital document center
Secure cloud storage for all policy documents with instant access from any deviceMulti-policy dashboard
Single account managing multiple policies with dependent coverage administration
Supporting services:
UI/UX design
Complete design system in Figma ensuring accessibility, usability, and brand consistencyBackend infrastructure
.NET Core microservices architecture with RESTful APIs providing real-time synchronizationCloud DevOps
AWS infrastructure with auto-scaling, automated deployments, and comprehensive monitoringQuality assurance
Automated testing suite covering functional requirements, security protocols, and performance benchmarksOngoing support
Continuous platform evolution with regular feature releases, performance optimizations, and user feedback integration
Architecture and technology
The Signal Care Assistant platform uses modern, cloud-native architecture designed for high availability, security, and scalability across multiple platforms. Our technology choices prioritized development efficiency through code reuse while ensuring native performance on each platform.
Frontend
Technologies
Flutter, Dart
Purpose
Cross-platform framework enabling single codebase for iOS, Android, and web with native performance and consistent UI/UX
Backend
Technologies
.NET Core, REST API
Purpose
Microservices architecture providing scalable, maintainable services with robust integration capabilities
Design
Technologies
Figma
Purpose
Collaborative design platform ensuring accessibility compliance and a smooth design-to-development workflow
Infrastructure
Technologies
AWS (serverless, auto-scaling)
Purpose
Cloud platform providing enterprise-grade reliability, automatic scaling during usage spikes, and cost-efficient resource management
Security
Technologies
Multi-factor authentication, AES-256 encryption, biometric authentication
Purpose
Enterprise security protecting sensitive health and financial data while maintaining user convenience
Integration
Technologies
Social login (Google, Apple ID), payment gateways
Purpose
Authentication and payment processing reducing friction in user onboarding and transactions
Technical highlights
Our Flutter-based architecture delivers exceptional development efficiency and consistency. Changes deploy simultaneously across iOS, Android, and web from a single codebase, reducing maintenance overhead by approximately 60% compared to platform-specific development.
The microservices backend enables independent scaling of high-demand services like appointment booking during peak usage periods. Automated deployment pipelines ensure zero-downtime releases. Real-time synchronization keeps policy information, claim status, and appointment details current across all platforms within seconds of updates.
Key features and capabilities
Intelligent appointment management
What it does
Policyholders discover, book, and manage appointments at 1,400+ partner clinics and telemedicine providers directly from their device. Real-time availability and instant confirmation.Why it matters
Healthcare access went from a multi-day process involving phone calls and waiting lists to an instant digital experience. Users book appointments in under 60 seconds while gaining visibility into the entire Mediqa Net network through GPS-enabled search.Real-time push notifications provide status updates throughout the appointment lifecycle, eliminating uncertainty and reducing call center volume. The system processes authorization requests automatically, with 24-hour retroactive approval capability ensuring coverage even for urgent care.Technical approach
Integration with provider scheduling systems via REST APIs enables real-time availability checks. Geolocation services power the interactive clinic map with fastest-route navigation. Push notification infrastructure keeps users informed of confirmations, reminders, and authorizations.
Claims and reimbursement processing
What it does
Digitizes the entire claims process from submission to payment. Users photograph receipts and medical documents, upload them with claim details, and track reimbursement status in real time.Why it matters
Average claims processing time dropped from weeks to days. Physical document submission and manual data entry are eliminated. OCR technology automatically extracts relevant information from uploaded receipts, reducing errors and accelerating processing.The 30-day claim submission window with digital tracking provides transparency throughout the reimbursement journey, building trust and reducing status inquiries that previously consumed significant call center resources. Direct settlement with partner providers eliminates upfront costs entirely for in-network care.
Flexible payment ecosystem
What it does
Three integrated payment options within a single interface: direct settlement with partner clinics, Easy Pay card for pre-funded medical expenses, and traditional reimbursement for out-of-network care.Why it matters
Accommodates diverse policyholder preferences and medical scenarios while maintaining financial control. Easy Pay card advances provide immediate funds for medical expenses without waiting for reimbursement, particularly valuable for families and chronic condition management.In-app premium payment capability increases on-time payment rates while reducing administrative costs. The unified payment view gives policyholders complete financial transparency across all insurance-related transactions.
Provider network navigation
What it does
Interactive GPS-enabled map displaying all 1,400+ Mediqa Net partner facilities with filtering by specialty, distance, and user ratings, plus integrated navigation to selected clinics.Why it matters
Policyholders can instantly find the nearest in-network dermatologist, laboratory, or hospital regardless of location in Romania. User-generated ratings create transparency around provider quality.Fastest-route navigation integration removes the final barrier to care, turning clinic discovery from a multi-step research process into a 30-second mobile interaction. This drives higher network utilization and member satisfaction.
Life insurance and investment management (101 Invest)
What it does
Complete digital administration for SIGNAL IDUNA's 101 Invest unit-linked life insurance products. Real-time fund performance tracking, investment transfers between funds, top-up premium payments, and beneficiary management.Why it matters
Policyholders monitor investment performance daily rather than waiting for quarterly statements. They make fund allocation changes instantly with zero transaction fees and update beneficiaries without paperwork. This self-service capability differentiates SIGNAL IDUNA in a market where competitors still require office visits or phone calls for policy modifications.The investment dashboard creates engagement with life insurance products that traditionally suffered from "set and forget" neglect, improving policyholder retention and product satisfaction.
Digital wellbeing services
What it does
On-demand access to psychological counseling, nutrition consultations, and parenting support through integrated telemedicine partners. Instant booking and virtual session management.Why it matters
Expands insurance value beyond reactive medical care to proactive wellbeing support. Members access mental health professionals, nutritionists, and parenting experts without traditional barriers of cost, scheduling, or stigma. This preventive care approach differentiates SIGNAL IDUNA as a health partner rather than just a claims processor. Early intervention on psychological and lifestyle issues can reduce downstream medical costs while improving member quality of life.
Implementation journey
Discovery and foundation (months 1-2)
- Conducted stakeholder interviews with SIGNAL IDUNA leadership, call center staff, and claims processors to understand operational pain points
- Performed user research with existing policyholders to identify customer journey friction and feature priorities
- Analyzed competitor digital offerings across European insurance markets
- Created comprehensive product roadmap balancing quick wins with long-term vision
- Established design system in Figma ensuring WCAG 2.1 accessibility compliance and brand consistency
- Architected microservices backend and cross-platform frontend structure optimized for scalability
Development and iteration (months 3-12)
- Implemented two-week agile sprints with continuous deployment to staging environments for stakeholder review
- Developed MVP covering core health insurance features: appointment booking, claims submission, provider search, and policy viewing
- Integrated with existing SIGNAL IDUNA policy administration systems, provider network databases, and payment processors
- Built authentication system supporting email/password, Google, and Apple ID social login with multi-factor security
- Created automated testing suite covering critical user workflows, security protocols, and cross-platform consistency
- Conducted usability testing with focus groups at each major milestone, incorporating feedback into subsequent sprints
- Launched Version 4.0 to production with comprehensive user onboarding and call center training
Launch and stabilization (months 13-15)
- Executed phased rollout starting with engaged existing app users before expanding to broader policyholder base
- Monitored performance metrics, error rates, and user feedback channels to identify optimization opportunities
- Rapid iteration addressing early user feedback on navigation, notification preferences, and document upload workflows
- Collaborated with call center to identify common user questions and proactively address through in-app guidance
- Performance optimization reducing average page load times by 40% based on real-world usage patterns
- Security audit and penetration testing ensuring compliance with insurance industry standards
Evolution and enhancement (months 16+, ongoing)
- Continuous feature development based on user feedback, market trends, and SIGNAL IDUNA strategic initiatives
- September 2025 complete platform redesign (Version V2) with modernized UI, improved performance, and enhanced navigation
- Added life insurance management for 101 Invest products, expanding platform value beyond health coverage
- Integrated wellbeing services including psychological counseling, nutrition advice, and parenting support
- Regular performance optimizations, security updates, and compatibility maintenance for new OS versions
- Analytics-driven refinement of user workflows based on behavioral data and conversion funnel analysis
- Ongoing AWS infrastructure optimization balancing performance, reliability, and cost efficiency
Business impact and results
Signal Care Assistant has transformed SIGNAL IDUNA's customer experience and operational efficiency, delivering measurable improvements across every key business metric.
The platform's success contributed directly to SIGNAL IDUNA Romania's 16% year-over-year premium growth, significantly outpacing market averages and strengthening the company's position as fifth-largest in the health and life insurance segment.
Adoption & engagement
300,000+ active policyholders managing insurance digitally, representing substantial penetration of SIGNAL IDUNA's customer base100,000+ Google Play downloads with high retention rates among active usersExpected exponential user growth following September 2025 Version V2 platform relaunchOperational efficiency
Claims processing time reduced from weeks to minutes for straightforward reimbursementsCall center volume decreased significantly as routine inquiries shifted to self-service digital channelsAdministrative costs reduced through paperless operations and automated workflowsDocument processing accelerated through OCR technology and digital submissionHealthcare access
Instant access to 1,400+ medical providers nationwide through searchable, GPS-enabled directoryAppointment booking time reduced from days (phone tag with clinics) to under 60 seconds (in-app scheduling)Direct billing eliminates upfront payment at partner clinics, removing financial barriers to care24/7 policy and claims access compared to previous call center business hours limitationBusiness growth
Contributed to 16% year-over-year premium growth through improved customer experience and retentionPositioned SIGNAL IDUNA as digital innovation leader in Romanian insurance marketEnabled scalability supporting acquisition-driven customer base expansion without proportional operational cost increases
Strategic advantages gained
Operational transformation
Signal Care Assistant eliminated entire categories of administrative overhead that previously consumed significant resources. Routine tasks (policy lookups, document distribution, appointment scheduling support, claim status inquiries) moved from high-cost call center interactions to zero-marginal-cost digital self-service.
This shift allows SIGNAL IDUNA to scale customer service capacity without linear staff expansion while simultaneously improving service quality through 24/7 availability and instant response times. Claims processors now focus on complex cases requiring human judgment rather than manual data entry, improving job satisfaction while accelerating overall processing throughput.
Market differentiation
In a market where many competitors still rely on phone-and-paper processes, Signal Care Assistant positions SIGNAL IDUNA as the clear digital leader in Romanian health insurance. The comprehensive mobile experience, from appointment booking through telemedicine to investment management, creates a competitive moat that would require competitors years and significant investment to replicate.
This differentiation appeals particularly to younger, digitally-native consumers who represent the growth segment in private insurance markets.
Platform for innovation
The modern, API-first architecture creates a foundation for continuous innovation. SIGNAL IDUNA can rapidly test new features, integrate emerging healthcare technologies, and expand service offerings without fundamental platform limitations.
The successful integration of wellbeing services, second medical opinions through Hilio partnership, and life insurance management demonstrates the platform's flexibility. This positions SIGNAL IDUNA to lead digital health insurance evolution rather than follow competitors.
Data-driven insights
Digital interactions generate comprehensive behavioral data unavailable through traditional phone and in-person channels. SIGNAL IDUNA now understands which providers members prefer, common claims scenarios, geographic usage patterns, and customer journey friction points.
These insights inform network expansion decisions, product development priorities, and targeted customer engagement strategies, creating a continuous improvement cycle that compounds competitive advantage over time.
Key takeaways and lessons
What made this successful
User-centered design
Extensive research with actual policyholders and medical providers ensured features solved real problems. Usability testing at each milestone prevented costly late-stage redesigns.Cross-platform consistency
Flutter architecture delivered true "write once, deploy everywhere" efficiency while maintaining native performance. Single codebase dramatically reduced maintenance overhead and enabled faster feature velocity.Iterative development
Agile methodology with continuous stakeholder collaboration allowed rapid response to user feedback and changing market conditions. Two-week sprint cycles with production releases prevented feature bloat while maintaining momentum.Security and compliance first
Treating regulatory compliance and data security as architectural requirements rather than afterthoughts prevented expensive retrofitting and maintained stakeholder trust throughout development.
Technical innovations
Our microservices architecture with independent scaling proved particularly valuable during acquisition-driven user growth. High-demand services like appointment booking scaled automatically during onboarding surges while maintaining cost efficiency for lower-demand features.
Real-time synchronization across platforms within seconds of backend updates created a consistent experience whether users switched between mobile and web or received appointment confirmations while away from the app. OCR integration for claims processing demonstrated practical AI application delivering immediate operational value.
HyperSense capabilities featured
Custom software development
End-to-end platform architecture, backend microservices, API development for scalable insurance infrastructureMobile app development
Cross-platform Flutter development for iOS and Android with native performanceUI/UX design
Comprehensive design system ensuring accessibility, usability, and brand consistency across platforms
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Whether you're an insurance provider going digital, a healthcare organization improving patient services, or an enterprise that needs secure, scalable cross-platform systems, our team brings proven experience in regulated industries.
We've spent 2+ years building and maintaining Signal Care Assistant for 300,000+ policyholders. We know what it takes to ship insurance technology that works.
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