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New guideModernizing a legacy system without stopping the business

Eryon AI Software Solutions

What We Do

Technology that movesthe business forward.

Twelve services, one team. We design, engineer and support the systems businesses run on — from a first release to the platform it grows into. Each service below links to a detailed page with process, technology, related work and answers to common questions.

01

Custom Software Development

Systems shaped to your operations, not the other way round.

Explore Custom Software

Internal systems, customer portals and operational platforms designed from your workflows. We own the full lifecycle: discovery, architecture, build, release and support.

What we build

  • Operations platforms
  • Customer and partner portals
  • Quotation and pricing engines
  • Scheduling and resource planning
  • Approval and document workflows
  • Field and site applications
  • Back-office administration
  • Legacy replacement modules

Deliverables

  • Process maps and written scope
  • Architecture and data model
  • Production application and source code
  • Automated test suite for critical paths
  • Deployment pipeline and runbooks

Typical use cases

  • Replacing a spreadsheet chain
  • Process that no product fits
  • Connecting disconnected tools
  • Productising a service
Technology
  • TypeScript
  • React
  • Next.js
  • Node.js
  • Java
  • Spring Boot
  • Python
  • FastAPI
Related case studies
MarbleMart CRMConstruction ERPCraveRush

02

Enterprise Web Applications

Dashboards, portals and platforms that stay fast as usage grows.

Explore Web Applications

Multi-role platforms, dashboards and portals built with React and Next.js on reliable APIs. Designed for heavy daily use, not for a demo.

What we build

  • Admin dashboards
  • Customer portals
  • Vendor and supplier portals
  • Booking and reservation platforms
  • Marketplace platforms
  • Reporting and analytics consoles
  • Internal business applications
  • Corporate and catalogue websites

Deliverables

  • UX flows and interface designs
  • Web application and API
  • API documentation
  • CI/CD pipeline
  • Monitoring and error tracking setup

Typical use cases

  • Operations dashboard
  • Self-service portal
  • Multi-branch platform
  • Public catalogue with lead capture
Technology
  • React
  • Next.js
  • TypeScript
  • Tailwind CSS
  • Node.js
  • Spring Boot
  • FastAPI
  • PostgreSQL
Related case studies
Hospital HRMSGym Operations DashboardRealist CRM

03

Mobile Applications

iOS and Android apps for customers, staff and field teams.

Explore Mobile Applications

Cross-platform customer, staff and field apps built with React Native or Flutter, together with the APIs and admin systems they rely on.

What we build

  • Android app development
  • iOS app development
  • Cross-platform apps
  • Customer and shopping apps
  • Staff and field apps
  • Member and parent apps
  • Companion apps for web platforms
  • App modernisation

Deliverables

  • App designs and prototypes
  • iOS and Android application
  • Supporting API and admin panel
  • Store listings and release builds
  • Crash reporting and analytics setup

Typical use cases

  • Customer app for an existing platform
  • Staff app for field work
  • Parent and member communication
  • Replacing paper forms
Technology
  • React Native
  • Expo
  • Flutter
  • TypeScript
  • Swift
  • Kotlin
  • Node.js
  • Spring Boot
Related case studies
Atelier MobileEduNexus

04

SaaS Product Development

Multi-tenant products with billing, onboarding and room to grow.

Explore SaaS Development

Multi-tenant architecture, subscription billing, onboarding and admin tooling — from first release to a product that serves many customers reliably.

What we build

  • SaaS MVP development
  • Multi-tenant B2B platforms
  • Subscription and billing
  • White-label platforms
  • Customer onboarding flows
  • Admin and support consoles
  • Public APIs and webhooks
  • SaaS re-architecture

Deliverables

  • Product scope and release plan
  • Multi-tenant application and API
  • Billing and subscription integration
  • Internal admin console
  • Infrastructure as code and CI/CD

Typical use cases

  • First release of a new product
  • Turning a single-client system into SaaS
  • Scaling an early product
  • Adding self-serve
Technology
  • Next.js
  • TypeScript
  • Node.js
  • Spring Boot
  • PostgreSQL
  • Supabase
  • Redis
  • Stripe
Related case studies
Gym Operations DashboardEduNexus

05

CRM & ERP Development

One system of record for sales, operations, people and money.

Explore CRM & ERP

Custom CRM, ERP, HRMS and school or hospital management systems — pipelines, inventory, attendance, payroll support and reporting in one role-based platform.

What we build

  • Custom CRM development
  • ERP development
  • Lead management systems
  • Inventory and warehouse management
  • HRMS and payroll support
  • School and hospital management
  • Field sales management
  • CRM and ERP integration

Deliverables

  • Process and module map
  • CRM/ERP application with role-based dashboards
  • Data migration scripts
  • Training material
  • Admin and support documentation

Typical use cases

  • Outgrown spreadsheets
  • Outgrown a generic CRM
  • Multi-location operations
  • Industry-specific rules
Technology
  • Next.js
  • React
  • Spring Boot
  • FastAPI
  • PostgreSQL
  • Supabase
  • MongoDB
  • Redis
Related case studies
MarbleMart CRMEduNexusHospital HRMSRealist CRMConstruction ERP

06

E-commerce Development

Fast storefronts with the order operations to support them.

Explore E-commerce

Custom and headless storefronts, B2B ordering portals, payments and the admin tools behind them: catalogue, inventory, orders, promotions and reporting.

What we build

  • D2C brand stores
  • Headless commerce
  • B2B ordering portals
  • Multi-vendor marketplaces
  • Subscription commerce
  • Order and returns management
  • Store administration
  • Mobile commerce apps

Deliverables

  • Storefront design system
  • Storefront and checkout
  • Admin portal
  • Payment and shipping integrations
  • Analytics and SEO setup

Typical use cases

  • Moving off a template
  • B2B ordering
  • Custom fulfilment logic
  • Commerce plus app
Technology
  • Next.js
  • React
  • TypeScript
  • Node.js
  • Spring Boot
  • PostgreSQL
  • MongoDB
  • Redis
Related case studies
AtelierVelorianAura PlantersAtelier Mobile

07

Business Process Automation

Approvals, documents, notifications and data sync that run themselves.

Explore Business Automation

Rule-based workflows, document generation, scheduled jobs, notifications and integrations that remove re-entry and chasing.

What we build

  • Workflow automation
  • Document generation
  • Notification automation
  • Report automation
  • Data synchronisation
  • Customer onboarding automation
  • Payroll and billing calculations
  • Approval routing

Deliverables

  • Process audit and automation plan
  • Automated workflows and jobs
  • Integration connectors
  • Monitoring and alerting
  • Runbooks for exceptions

Typical use cases

  • Re-entering data between tools
  • Chasing approvals
  • Manual monthly calculations
  • Missed follow-ups
Technology
  • Node.js
  • Python
  • FastAPI
  • Spring Boot
  • PostgreSQL
  • Redis
  • Twilio
  • Google Sheets API
Related case studies
Construction ERPMarbleMart CRMRealist CRM

08

Cloud & DevOps

Reliable environments, repeatable deployments, visible systems.

Explore Cloud & DevOps

Cloud architecture on AWS, Azure and Google Cloud, CI/CD, containers, infrastructure as code, monitoring and cost reviews.

What we build

  • AWS architecture and setup
  • Azure and Google Cloud
  • Cloud migration
  • CI/CD pipelines
  • Docker containerisation
  • Kubernetes deployment
  • Monitoring and alerting
  • Cloud cost optimisation

Deliverables

  • Infrastructure audit report
  • Terraform configuration
  • CI/CD pipelines
  • Monitoring dashboards and alerts
  • Deployment and incident runbooks

Typical use cases

  • Manual deployments
  • No staging environment
  • Unexplained outages
  • Growing cloud bills
Technology
  • AWS
  • Azure
  • Google Cloud
  • Vercel
  • Docker
  • Kubernetes
  • Terraform
  • GitHub Actions
Related case studies
CraveRushHospital HRMS

09

Data & Analytics

One reliable source for the numbers your team decides on.

Explore Data & Analytics

Operational dashboards, reporting, data pipelines and warehousing that give leadership one consistent set of numbers.

What we build

  • BI dashboards
  • Executive reporting
  • Real-time operational dashboards
  • Data pipelines (ETL)
  • Data warehousing
  • Report automation
  • Embedded analytics
  • Data quality checks

Deliverables

  • Metric definitions and data dictionary
  • Pipelines and reporting database
  • Dashboards and scheduled reports
  • Data quality checks
  • Handover documentation

Typical use cases

  • Monday-morning spreadsheets
  • Numbers that don't agree
  • Reporting slowing production
  • No view across branches
Technology
  • PostgreSQL
  • Python
  • SQL
  • MongoDB
  • Redis
  • Node.js
  • React
  • Google Sheets API
Related case studies
MarbleMart CRMGym Operations DashboardEduNexus

10

UI/UX Design

Research, flows, prototypes and design systems built with engineering.

Explore UI/UX Design

User research, workflow design, prototypes, visual design and design systems for web and mobile products — designed alongside the engineers who build them.

What we build

  • UX research
  • Product design
  • Dashboard and SaaS design
  • Mobile app design
  • Design systems
  • Prototyping and usability testing
  • UX audits
  • Website design

Deliverables

  • Research findings
  • User flows and wireframes
  • High-fidelity designs and prototypes
  • Design system
  • Developer handoff specifications

Typical use cases

  • Low adoption
  • New product
  • Inconsistent interfaces
  • Complex data
Technology
  • Figma
  • React
  • Tailwind CSS
  • React Native
Related case studies
OriginKyproxAtelierVelorianRealist CRM

11

Application Security

Secure architecture, access control and hardening for business systems.

Explore Cybersecurity

Secure architecture, authentication and access control, code and configuration review, dependency management and hardening of web and mobile applications.

What we build

  • Secure architecture review
  • Application security review
  • Authentication and SSO
  • Role-based access control
  • Dependency and vulnerability management
  • Cloud security hardening
  • Data protection
  • Remediation

Deliverables

  • Security review report
  • Remediation plan
  • Access control model
  • Hardened configuration
  • Security guidelines for your team

Typical use cases

  • Before a major launch
  • Handling sensitive data
  • Inherited codebase
  • Customer security questionnaires
Technology
  • Spring Security
  • JWT / OAuth 2.0
  • OWASP guidelines
  • Dependency scanning
  • TLS
  • Cloud IAM
  • Docker
Related case studies
Hospital HRMSHireStream

12

Modernization & Integration

Legacy systems re-engineered in stages, with the business running throughout.

Explore Modernization & Integration

Re-architecting legacy applications, moving to the cloud, and integrating systems through APIs — replaced piece by piece rather than in one risky cutover.

What we build

  • Legacy system assessment
  • Application re-engineering
  • Monolith to modular services
  • Desktop to web migration
  • API enablement
  • Data migration
  • Third-party integration
  • Cloud re-platforming

Deliverables

  • System assessment and modernization plan
  • API and integration layer
  • Replacement components
  • Data migration and verification reports
  • Updated architecture documentation

Typical use cases

  • Unmaintainable legacy code
  • Desktop or on-premise software
  • Integration blockers
  • Scaling limits
Technology
  • Java
  • Spring Boot
  • Node.js
  • Python
  • PostgreSQL
  • MySQL
  • MongoDB
  • Apache Kafka
Related case studies
CraveRushConstruction ERP

Engagement Models

Three ways to work with us.

01

Project delivery

A defined scope, a release plan and one accountable team from discovery to launch.

02

Dedicated engineering team

Engineers, a lead and a designer who work as an extension of your product organisation.

03

Support and evolution

Monitoring, fixes and planned improvements for systems already in production.

Not sure which service fits?

Describe the problem. We'll tell you what we would build — or whether you need to build anything at all.

Start a ProjectView Our Work