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Health Information Exchange Software Development

Utilize references of real-time patient data to break down data silos everywhere with Yojji’s health information exchange software development services. Interoperable HIE solutions that combine records from EHRs, labs, pharmacies, and even payers, cutting them into FHIR-ready insights that travel with the patient, not the paper. Consent management, audit trails, and end-to-end encryption to help us ensure security, compliance with HIPAA, GDPR, and your local legislation, all while supporting faster care coordination. You will go faster with launching, with secure scaling, and finally have your providers and patients working with the level of seamless interoperability they have come to expect.

Our Core HIE Software Features

Our HIE software is built for interoperability, security, and insights by experienced HIE software developers who understand clinical workflows in the real world.

Patient Data Portal

A self-service, web and mobile hub allows patients to see lab results, visit notes, and immunization records from all their connected providers. Role-based access control and two-factor authentication technology allow patients to control who has access to their sensitive health data.

Real-Time Alerts & Notifications

Event-triggered notifications promptly notify care teams of prescription adjustments, test abnormalities, admissions, and discharges. Care staff are informed swiftly by a customizable delivery channel, such as secure email, in-app, or SMS, to avoid bothersome alert fatigue.

Direct Secure Messaging

Direct protocol, built-in support allows the sending of messages (encrypted, point-to-point) to providers, payers, and public-health organizations. Automatic audit logging records messages for compliance and traceability.

Results Delivery & Lab Integration

HL7 and FHIR interfaces pull lab and imaging diagnostic results directly from the respective LIS into the exchange. The normal-range highlights and trend graphs provide a quick snapshot to help clinicians interpret the data.

Smart Patient Summary View

AI-powered algorithms aggregate allergies, medications, issues, and recent interactions on a snapshot dashboard for easy access. Clinicians can save valuable time by not having to chase context and access the full record if needed.

Data Sender Gateway

Edge adapters normalize and encrypt all outbound data from legacy EHRs, practice management systems, and IoT devices before entering the HIE. The gateway architecture reduces time spent integrating systems and secures PHI in transit.

Reports & Analytics Dashboard

Customizable widgets highlight population health trends, readmission rates, and interoperability KPIs in real-time. Exportable data sets facilitate research, quality initiatives, and value-based care contracts.

Data History & Archival Access

With long-term storage, you can keep intact versions of entire documents (and a detailed history of encounters) for legal or research purposes. Time-indexing and full-text searches pull records from many years ago in seconds (not to mention without adding massive volume to the active database).

Case Studies

  • All Cases
  • Healthcare

Healthcare Booking Platform

Industry: Healthcare
Timeline: December 2024 - July 2025

Our team designed and developed a custom healthcare booking platform where patients can search doctors, view real-time availability, and book appointments in a few clicks. It’s a unified system that connects multiple medical institutions, handles payments, and synchronizes bookings with each clinic’s CRM. In 7 months, our client got a fully functional web application.

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    A Platform for Investors

    Industry: Fintech
    Timeline: October 2024 - October 2025

    Our project is a web application for managing investments across stocks, crypto, and private equity. The request was to design, develop, and launch the platform with a focus on trading logic, data integration, and user experience. Our client received a fully functional, investor-ready platform with customizable dashboards and precise analytics.

    • React
    • Typescript
    • Node.js
    • Postgres
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    Infinightly – Smart Social App

    Industry: AI
    Timeline: October 2024 - August 2025

    Infinightly is a social event management app for modern event creators and attendees. Over 10 months of collaboration, our Yojji’s team transformed the idea into a full-featured social ecosystem where users can effortlessly explore, organize, and manage every stage of their event journey. It also helps reduce event setup time by over 40%.

    • React Native
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    AI-Powered Virtual Fitting Room

    Industry: Ecommerce, AI
    Timeline: August 2025 - October 2025

    The AI-powered Virtual Fitting Room is our solution that lets users mix and match outfits and instantly see how each look fits using an AI model or a personal photo. It helps fashion brands personalize shopping, increase conversions, reduce returns, and provide a confidence-driven user experience without complex integrations.

    • React
    • Tailwind CSS
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    Jellibeans - AI Fashion Analytics Platform

    Industry: AI
    Timeline: March 2022 - October 2024

    Aggregating comprehensive real-time fashion market insights from diverse verified sources, Jellibeans transforms raw data into actionable strategies for brands and suppliers. By integrating advanced analytics with multiple dimensions, the platform ensures precise trend predictions and industry foresight.

    • React
    • Nestjs
    • Google Cloud Platform
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    RideNow – Urban Rental App for Scooters and E-Bikes

    Industry:
    Timeline: January 2025 - October 2025

    The client needed a rental app that allows users to easily book, unlock, and pay for scooters, e-bikes, and e-motos. In just 5 months, our team delivered a fully functional, scalable urban rental app and admin system. It helps optimize logistics, reduce maintenance costs, and scale their services across different cities.

    • React Native
    • Postgres
    • JS
    • Nestjs
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    StudyHall - Online platform for teachers and students

    Industry: EdTech
    Timeline: February 2024 - November 2024

    An innovative EdTech platform that leverages artificial intelligence to provide personalized learning experiences. It offers a wide range of interactive tools designed to help students and professionals enhance their knowledge, improve retention, and achieve their learning goals more effectively.

    • React
    • Node.js
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    CSI Helsinki Leading Legal Software Solutions

    Industry: Legal
    Timeline: August 2021 - September 2023

    CSI – Creative Software Innovations is a software house devoted to developing solutions for the legal industry. The company stands out as a reliable and financially stable partner, offering advanced and continuously evolving software that helps law firms maximize efficiency and business value.

    • React
    • React Native
    • k8s
    • Docker
    • Nestjs
    • Azure DevOps
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    STB Union — on a Mission to Make Finances Convenient for Everyone

    Industry: Fintech
    Timeline: February 2020 - Present

    STB Union, a major FinTech player, partnered with Yojji to evolve from a traditional currency exchange network into a modern financial marketplace. The project aimed to develop a secure, scalable platform for multi-currency wallets, international transfers, and digital card services, using React JS, React Native, and Java to enhance STB Union’s service offerings and strengthen its position in FinTech.

    • React
    • React Native
    • Java
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    A matter of design

    Industry: Ecommerce, AI
    Timeline: June 2023 - November 2023

    Discover AMOD, an AI-powered interior design and furniture shopping platform in Hong Kong, transforming the design experience with user-centric technology. This case study reveals AMOD’s journey - its goals, achievements, and strategies - creating a digital space for design enthusiasts and furniture lovers, reshaping the furniture shopping experience.

    • Nestjs
    • Cloudflare
    • Postgres
    • Redis
    • Github actions
    • Docker
    • Terraform
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    Worldwide Remittance SaaS Platform

    Industry: Fintech
    Timeline: Jan 2017 - Feb 2020

    Vala facilitates direct money transfers between businesses, reducing transaction costs and creating new revenue streams. Our team handled the UI design, revamped the application’s admin panel, and built a mobile version from scratch. Ultimately, we were given full autonomy over project design and development decisions.

    • React
    • React Native
    • Java
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    Time Track System

    Industry: Workforce Management
    Timeline: Oct 2018 - Mar 2019

    The Time Machine app is designed to easily track and manage work hours. It features weekly timesheets for setting time frames and adding comments, all within an intuitive interface. We created this app to meet the client’s requirements, enabling employees to track task time by project and fostering streamlined team communication. Additionally, it provides top managers with tools to assess individual performance effectively.

    • Vue.js
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    Covid-19 Symptom Screening & Tracking for Schools

    Industry: Healthcare
    Timeline: Mar 2022 – Present
(~1 year)

    Symptomatical is a symptom management system developed to help companies and schools reopen safely and proactively manage COVID-19 risks. Our team enhanced the platform with analytics tools, an admin dashboard, a secure authorization system, a dedicated landing page, and Stripe API integration. This solution supports daily health screenings, enforces safety protocols, and ensures seamless operational continuity.

    • React
    • React Native
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    Social Network App

    Industry: Social Media
    Timeline: Jan 2020 - Apr 2020

    Our client is an exclusive network of over 800 high-net-worth individuals, including executives, entrepreneurs, and investors, dedicated to expanding business connections, sharing insights, and solving investment challenges. The company engaged our team to develop an online platform to streamline member interactions, support networking, and simplify meeting scheduling, enhancing community connections and collaboration.

    • React
    • React Native
    • Node.js
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    Smart Health

    Industry: Healthcare
    Timeline: Feb 2020 - Sep 2020

    We developed a robust software solution for hospitals and medical centers to conduct remote health consultations and COVID-19 surveys, with a focus on informing patients about illness prevention. Our client needed a tool to survey patients, especially the elderly, assess their risk, and provide customized recommendations based on responses. Additionally, we enabled healthcare organizations to create and customize their own online surveys, enhancing patient support and safety.

    • React
    • React Native
    • Node.js
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    Cross countries payroll solution for SMB

    Industry: Fintech
    Timeline: Oct 2018 - Aug 2019

    Payroll is a $1.2b cloud-based solution enabling companies of all sizes to manage global payroll, facilitate direct money transfers, and oversee payment cycles. They approached us in January 2019 to build this system on their financial and legal infrastructure. Yojji led the front-end development, including design, and contributed to back-end tasks. Through close collaboration and our team’s expertise, we successfully developed an efficient payroll system from scratch.

    • Angular
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    Payment system for entrepreneurs from scratch

    Industry: Fintech
    Timeline: Mar 2020 – Oct 2022

    Osu supports sole traders with a business management and payment app integrated with accounting software. The client initially asked us to design and develop the front end for their open-banking service, including a payment widget and admin system. Yojji delivered a widget and dashboard for merchants to track payments, manage users, and customize features. After a successful MVP launch, we continued developing an app to create and track payment requests. Today, we’re actively enhancing the mobile app with new features.

    • React
    • React Native
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    Investment application for parents

    Industry: Fintech
    Timeline: Apr 2020 - Oct 2020

    This feature-rich financial mobile app offers investment opportunities for parents looking to secure their children's futures. They approached us to build this innovative fintech platform from scratch. In just three weeks, we successfully delivered a fully functional MVP within a tight timeframe, meeting all client expectations.

    • React Native
    • React
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    Workforce Management Solution

    Industry: Workforce Management
    Timeline: Jun 2019 - Nov 2019

    Avenue tasked us with creating a platform for large companies, allowing employees to set development goals, schedule lectures, receive notifications, and give feedback. Using Scrum with two-week sprints, our PM ensured smooth communication and quick issue resolution. After launching the MVP, we provided biweekly updates, efficiently incorporating client feedback and new features.

    • React
    • React Native
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    Benefits of Our HIE Solutions

    Our health information exchange solutions — developed through professional HIE software development services - turn raw data into usable intelligence that improves outcomes and lowers costs across the continuum of care.
    01

    Improved Care Coordination

    Bi-directional data sharing eliminates redundancy and fills in information gaps by allowing all clinicians to view the same real-time drug, allergy, and care plan information. Primary, specialist, and post-acute clinicians are all in perfect agreement with each patient thanks to cross-team work lists and event notifications.
    02

    Reduced Readmissions and ED Visits

    By identifying patients who are more likely to have critical care transitions, population health analytics enable teams to intervene sooner rather than later, thereby preventing needless ER visits or hospital stays.
    03

    Faster Diagnosis and Treatment

    Having historical labs, images, and consult notes available immediately eliminates the delay of requesting records and repeating tests. Decision-support engines pre-populate evidence-based order sets so that critical care pathways shorten important moments in time.
    04

    Enhanced Patient Safety and Outcomes

    Any contraindications will be identified by the same drug formulary that verifies allergies before a prescription is dispensed. Getting the near real-time data into early warning systems resulted in improved functionally assessed outcomes for sepsis, adverse medication events, and chronic illness exacerbations.
    05

    Streamlined Workflows for Clinicians

    Single-sign-on dashboards allow users to view the most relevant patient data without having to browse through many portals. Automated documentation and coding recommendations save hours of administrative work, allowing clinicians to spend more time delivering in-person care.

    HIE Use Cases

    Hospitals and Health Systems

    To give the care teams a single, current picture of the patient's journey, enterprise-wide HIE hubs combine ambulatory, acute, and post-acute data. Accurate value-based reporting is made feasible by unified records, which also cut down on ED triage time and redundant testing.

    Public Health Agencies

    Online syndromic-surveillance feeds and immunization registries allow agencies to identify resources faster, spot outbreaks early, and automate necessary reporting. Innovation in population health is promoted by the safe transmission of population-based data between jurisdictions using only de-identified information.

    Independent Physician Associations

    Local HIEs allow loosely affiliated practices to share labs, referrals, and care plans seamlessly without the significant costs of migrating EHRs. Quality dashboards allow physicians to see quality improvements without worry of sharing PHI related to MACRA/MIPS incentives while protecting their data, allowing them to negotiate better deals with other payers.

    Payers & ACOs

    Bidirectional data flows offer real-time utilization and risk scores that ensure timely case management and accurate value-based-care reconciliations. Prior authorization and claims attachments that are automated reduce administrative burden for payers and providers.

    Behavioral and Mental Health Providers

    By bridging the gap between behavioral and primary care, consent-driven data exchange can improve crisis intervention and drug management. Aggregated care summaries and secure messaging allow the treatment plan to efficiently address the full person while maintaining compliance with sensitive information.

    Why Choose Yojji for HIE Implementation?

    We combine thorough regulatory expertise with practical engineering to give you an HIE that works seamlessly from day one (and continues to learn over time).
    01

    Industry Expertise in Healthcare Interoperability

    Our architects have successfully done dozens of FHIR, HL7, and Direct deployments, converting complex standards into real-world data flows that practitioners actually want to use. We have the experience from consent frameworks to population-health analytics to know not just the obstacles, but the shortcuts to turn interoperability from catchword to the bedside.
    02

    End-to-End Customization and Support

    Each module is tailored to your governance, workflows, and geographic location, and we can offer anything from a plug-and-play platform to particular microservices. Not only does our success team ensure that feature requests and upgrades are completed from the moment of launch, but we also provide round-the-clock incident management.
    03

    Seamless Integration with Existing Health IT Systems

    Pre-built connectors connect to thousands of specialist EHRs, such as Epic, Cerner, and Meditech, without the need for expensive rip-and-replace initiatives.
    04

    Ongoing Compliance, Maintenance & Security Monitoring

    Compliance with local, HIPAA, and GDPR is ensured via regular vulnerability scans, SOC2 structured procedures, and quarterly penetration tests.

    Testimonials

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    Yojji successfully delivered the project within schedule. They demonstrated excellent project management via weekly sprint demos and promptly made adjustments based on the client's feedback. Their responsiveness and collaborative attitude were key elements of their work.
    Julian Leung
    Product Manager - A Matter Of Design | Property Tech & Artificial Intelligence
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    Yojji was an instrumental part of the client’s team, working closely with them to achieve the product’s success. The team was very collaborative and timely, and their performance was amazing. Additionally, their resources were experienced, professional, and enjoyable to work with.
    Alon Zion
    Alon Zion
    Former Co-Founder, Vala
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    quote
    Yojii is impressive both in quality of development work as well as their commitment. Strong focus on delivery, highly technical personnel, flexible approach that allows for rapid development. Strong processes that allow for solid controls.
    Rohit Mahajan
    Rohit Mahajan
    Executive, Performlive Inc
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    We’re very happy with the way that Yojji works, which is why we’ve spent so much money and engaged them for such a long time. We treat them as employees in regard to responsibilities and expectations, and they haven’t disappointed us.
    Noam Nevo
    Noam Nevo
    Co-founder of OSU
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    As a company, we find Yojji to be excellent development partners - we cannot recommend them more highly and will be very happy to continue working with them in the future.
    Gareth Reese
    Gareth Reese
    Marketing Manager
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    They are really nice people with excellent technical backgrounds.
    Bjorn Beyersdorff
    Bjorn Beyersdorff
    CEO, Founder
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    We used Agile project management methodology and were in contact with the team and project manager daily.
    Arvind Sedha
    Arvind Sedha
    Software Development Director
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    They all had a super positive outlook and were dedicated to getting the work completed to a high standard.
    Philip Black
    Philip Black
    CEO
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    Yojji has delivered an accessible product with thorough consideration for the client's requirements. Users have commented on the platform's user-friendliness and speed. Moreover, the team is easy to communicate with and provides frequent updates. Their development and design skills are impressive.
    Lisa Ross
    Lisa Ross
    VP of Experience & Tech, Avenue
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    Frequently asked questions

    How is patient data protected in an HIE system?

    Can your HIE integrate with any EHR system?

    What data standards does your HIE support?

    How long does it take to implement a health information exchange solution?

    Do you offer custom HIE integrations for specific workflows?

    Fill out our contact form for a free consultation, or book an online meeting directly via the Calendly link.
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    Meet up in person

    NL, Amsterdam

    Ildar Kulmuhametov
    Ildar Kulmuhametov
    CEO, Co-Founder

    USA, Austin TX

    Yevhen Piotrovskyi
    Yevhen Piotrovskyi
    CTO, Co-Founder

    Spain, Madrid

    Timofey Lebedev
    Timofey Lebedev
    COO, Co-Founder
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