
Custom ERP Software Development Services
Onix is your one-stop ERP software development company that builds custom ERP solutions from scratch and rescues underperforming systems, giving you a “one source of truth” platform designed around your business, your unique workflow, data needs, and growth plans.
Trusted by clients worldwide
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successfully delivered
projects
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years of software
development
experience
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countries represented
by our clients
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talented developers and
experts on staff
ERP is working for thousands – why not you?
0%
of organizations report increased operational efficiency after implementing ERP
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of companies say ERP played a critical role in enabling business growth
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of ERP users experienced better customer service and satisfaction
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of businesses reduced IT costs by moving away from off-the-shelf systems

We build ERP around your business: our ERP software development services
Our custom ERP development services cover the full lifecycle. Whether you need to build from scratch, upgrade a clunky system, or fine-tune the tools you already have, we deliver an ERP that fits like a glove.
We don’t just build ERP. We make it work the way your business does.
Custom ERP software development
Tired of forcing your business to fit into generic ERP tools?Let’s flip the script. We build ERP systems around your workflows, not the other way around. From planning to launch, we create scalable, fully customized software that supports how your team actually works now and as your business grows.
ERP & CRM integration
Struggling with disconnected systems and data chaos?We’ll make your tech stack talk. By integrating your ERP with your CRM and other tools, we create seamless data flow and smarter decision-making. No more duplicate entries. No more missed insights. Just one connected, efficient platform.
ERP rescue & recovery
Have an ERP system that’s causing more problems than it solves?You don’t need to start from scratch. We specialize in rescuing underperforming ERP systems by fixing bugs, improving stability, cleaning up destructive code, and optimizing UX. Whether it’s a half-finished rollout or a clunky legacy setup, we’ll turn frustration into function and get your ERP back on track.
ERP modules development & customization
Missing key features or feeling limited by your current ERP system?Whether you need new modules or want to enhance existing ones, Onix builds and customizes ERP solutions to perfectly match your processes. We’ll fill the gaps, reshape workflows, and tailor functionality, so your ERP works exactly the way you need it to.
ERP migration
Stuck with outdated systems that slow you down?Let’s move on safely and smoothly. We migrate your data and operations from legacy or unstable systems to a modern ERP platform, all with minimal downtime and maximum care.
Ongoing maintenance & support
Worried your ERP will become outdated or unsupported?We’ve got your back. With continuous improvements, fast bug fixes, and proactive maintenance, we make sure your ERP stays up-to-date, secure, and aligned with your evolving business.

With Onix, you get more than software. You partner with a custom ERP development company that helps you regain control, improve efficiency, and gain real-time insights across your organization.

We build ERP that fits your industry
As a custom ERP software development company, we don’t believe in one-size-fits-all solutions. Instead, our ERP solutions are built to solve specific problems in specific industries.
No matter your field, we’re here to build software that helps your team work faster, smarter, and hassle-free.

You сan try an off-the-shelf ERP solution for your business. But what if we say they can't handle it?
No two businesses run the same way, so why force yours into a one-size-fits-all ERP? Off-the-shelf tools may work in theory, but they often hold businesses back in practice.
Features
Off-the-shelf solution
Custom ERP solution
Customization
Limited (generic modules)
Fully tailored to your workflows
Integrations
Basic integrations, but often limited to premium plans
Seamless integration with EHR, billing, scheduling tools, etc.
Scalability
Costs increase with users
Costs remain stable (no per-user pricing)
Regulatory compliance
Varies (often an add-on)
Built-in from the start
Data Ownership
SaaS provider owns data
You own all data, no risk of vendor lock-in
Long-Term Cost Savings
None – price increases over time
Break-even in ~3 years, long-term savings
We create what off-the-shelf ERP can’t: our custom ERP development solutions and modules
Forget trying to squeeze your business into a rigid SaaS mold. With Onix's custom ERP software development services, you get the freedom to build an ERP system that works exactly the way you do.
We develop and integrate the modules you need. No fluff, no wasted features, just a smart, scalable system designed to support your daily operations and future growth.
CRM (customer relationship management)
Keep leads, contacts, and client communications organized in one place.
Sales & order management
From quotes to invoices, manage the entire sales process with ease and clarity.
HR & payroll
Simplify hiring, onboarding, time tracking, and payroll – all in one place.
Financial & accounting
Budgeting, billing, general ledger, and reporting – handled accurately and compliantly.
AI-powered sales forecasting
Use AI to predict demand, make better inventory decisions, and stay ahead of market trends.
Supply chain & inventory
Track stock levels, streamline procurement, and optimize logistics to avoid shortages or overstocks.
Custom reports & dashboards
Get business insights that matter. We build tailored reports to track your KPIs and decision metrics.
Automated marketing & reporting
Run smarter campaigns and generate performance reports automatically – no manual work required.
Manufacturing & production control
Plan, track, and improve your production workflows with real-time visibility and control.
Time & resource tracking
See how your team spends time and resources across projects in real time.

ERP that solves, scales, and succeeds: our clients’ stories


Ukraine
Business process automation
Hydra ERP for business process automation
Solution:
Custom ERP with automated time tracking, invoicing, payroll, real-time dashboards, scalable architecture, and centralized data.
Result:
100% team adoption, $75K annual savings, 50% less admin work, and full real-time operational visibility.


USA
Healthcare
CRM & EHR system for clinics and doctors
Solution:
Admin panel with real-time route optimization, visit tracking, offline access, and synced medical data from external EHRs.
Result:
Smarter scheduling, seamless team coordination, and improved patient care – all in one intuitive system.


USA
Machinery Manufacturing
Solution that streamlines performance and service
Solution:
Workflow automation, machine tracking, digital service requests, and document management tailored to Haas’s needs.
Result:
Delivered on time and on budget, the platform improved service workflows, simplified ordering, and boosted mobile team efficiency.

With our ERP, you get results you can feel – real growth, real gains
0% faster
time-to-market
with Agile development and lean delivery practices
0% faster
onboarding
for new employees thanks to intuitive UX and smart process automation
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fewer errors
thanks to clean UI and workflow-aligned design
0% reduction
in admin workload
through smart automation
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secure data ownership
no vendor lock-in, no shady clauses
Up to 0% savings
on long-term SaaS fees by owning your ERP infrastructure
Testimonials

Take your ERP beyond the basics: let's build an ERP that thinks, learns, and delivers
Your ERP shouldn’t just manage and store data. It should help your team move faster, make better decisions, and actually make work easier. That’s where Onix’s advanced tech expertise makes the difference.
We level up your ERP with advanced tech that automates the boring stuff, connects the dots, and helps your business run smoother every day.
AI that works for you
We add AI to handle tedious, repetitive tasks like processing invoices or predicting what you’ll need in stock, so you can focus on what really matters.
Talk to your ERP
Use voice commands, chatbots, and automated reports to make your ERP easier and faster.
Connect everything with IoT
Link your ERP to sensors and smart devices to monitor your equipment, track inventory, and get real-time updates on how things run.
Automate routine work
Let robotic process automation handle repetitive data entry, approvals, and checks, so your team can focus on bigger priorities.
Cloud power for easy growth
Scale up smoothly with cloud technology and get faster performance by processing data closer to where your business happens.
Better decisions with predictive analytics
Get ahead with smart sales, inventory, and production forecasts, helping you plan better and avoid surprises.

No-surprise custom ERP software development process: how we work
At Onix, we don’t just build custom ERP development solutions. Our hand-picked dedicated team of engineers ensures your ERP system works for your business, from day one and long after launch. From concept to launch, we’re your partner in building a smarter way to work.
ERP software built from scratch, built for growth
Your business is unique and your ERP should be too. We create custom solutions that match your processes, support your teams, and grow with your company.
01
Discovery & business analysis
We dive deep into your business, goals, and workflows. Our team maps out your requirements, user roles, and data needs to create a clear, actionable plan.
02
Architecture & roadmap
We design the technical architecture, choose the best tech stack, and define modules, integrations, and timelines. You’ll get a clear blueprint before coding begins.
03
UX/UI design
We create intuitive, clean interfaces your team will want to use. With wireframes and prototypes, we align every detail with real user needs.
04
Agile development
Our skilled ERP engineers build your product in short sprints, delivering working features regularly. You’ll get updates weekly and see real progress.
05
Testing & deployment
We perform rigorous testing at every stage, from unit to system-level QA, and deploy with zero disruption. Cloud or on-premise? We handle both.
06
Staff training & documentation
We don’t just launch and leave. Your team gets hands-on training and easy-to-follow documentation to use the system confidently.
07
Post-launch optimization
As your business grows, so will your ERP. We keep improving performance, security, and functionality based on real-world feedback.
Build a custom ERP that fits your business, improves operations, and evolves as you grow.
We get your ERP back on track fast ‑ our rescue process
Struggling with a failed or stalled ERP project? We specialize in rescuing underperforming systems, fixing broken code, and making them functional again.
01
Quick audit & recovery plan
We start with a fast, no-nonsense audit of your existing code, tech stack, and workflows. In just 1-2 weeks, you’ll get a clear rescue audit report.
02
Re-engineering & repairs
We stabilize critical features, refactor poor code, and quickly realign the ERP to your business logic. Think of it as a system makeover.
03
Clean UX fixes
We identify and fix usability issues. Whether it’s slow load times or confusing navigation, we make the system easy to use.
04
Agile rescue development
Our rescue team works in focused sprints to address high-priority issues first. You see progress quickly and get regular updates.
05
Testing & relaunch
We conduct thorough QA, security audits, and performance checks before relaunching. You can finally trust your ERP to work.
06
Staff training & handover
After fixes and improvements, we train your team to use the upgraded ERP confidently. We provide clear documentation and walkthroughs tailored to your workflows, making adoption smooth and quick.
07
Stabilization & support
Post-relaunch, we monitor the system, resolve issues as they arise, and support ongoing improvements to prevent future failures.
Turn your stalled ERP into a system that finally delivers.
We use scalable, secure, and proven tech that works for your ERP
Backend development
Python,
Node.js,
Java,
PHP,
Ruby,
.NET
Frontend development
React.js,
Vue.js,
Angular,
JavaScript,
HTML5,
CSS
Mobile development
Kotlin,
Java,
Swift,
Objective-C,
React Native,
Flutter
Databases
PostgreSQL,
Microsoft SQL Server,
MySQL,
MongoDB
APIs & integrations
REST,
GraphQL,
SOAP,
Oracle NetSuite,
Odoo,
SAP
DevOps & CI/CD
Docker,
Kubernetes,
Jenkins,
GitHub Actions
Security
OAuth2,
JWT,
SSL/TLS,
Role-Based Access Control (RBAC)
AI
MATLAB,
TensorFlow,
PyTorch,
SciKit-Learn,
Pillow
Cloud storage
AWS,
Azure,
Heroku,
DigitalOcean,
GCP (Google Cloud Platform)
Need to build or fix your ERP? Let’s get you started
Whether you're building new or picking up the pieces, Onix’s ERP experts will help you make sense of it all. From choosing the right modules to integrating everything smoothly, we’ll guide you all the way.
1
Schedule a call
It starts with a conversation. Schedule your free consultation.
2
Sign
an NDA
We’ll sign an NDA. Then our experts will review your code, software, or concept at no cost.
3
Get audit report
Within a week or two, we’ll send you an audit report or development plan outlining what’s wrong, why it’s happening, and how we can move forward.

We don’t create cookie-cutter ERPs. Tell us how your business works, and we’ll build the system to match.
Insights from our experts
FAQs
What happens after I submit a request for your custom ERP software development services?
As an ERP development company, we start with free consulting and signing an NDA. Then, our experts conduct a no-cost audit of your project’s code or concept. Within 1–2 weeks, you’ll receive a detailed audit report or development plan outlining what’s wrong, why it’s happening, and how we can move forward.
Can your ERP solutions development services support mobile access?
Yes! We ensure mobility in our ERP solutions development services, providing mobile-friendly interfaces so your team can access crucial data and manage operations anytime, anywhere.
How do you ensure smooth ERP implementation?
Our ERP implementation process includes thorough business analysis, clear roadmap creation, and seamless integration with your existing systems, including HRM and other core modules.
Can your ERP system handle agency or firm-specific workflows?
Absolutely. Our ERP systems are designed to support the unique processes of agencies, professional firms, and other organizations by customizing modules like project management, billing, and client relationship management.
How do you support ongoing ERP maintenance and updates?
Whether your ERP is built in-house or through our outsourcing services, we offer continuous support, performance monitoring, and updates to keep your system running smoothly and aligned with evolving business needs.
What does working with Onix look like?
Expect clear communication, weekly check-ins, and full transparency. With our outstaffing model, you get dedicated professionals who act as an extension of your in-house team.











