Custom CRM Development Services That Fit, Not Force Your Processes
Struggling with clunky workflows, missing features, or costly limitations? Is an off-the-shelf SaaS tool holding you back?
Our custom CRM development services are built for companies that need more than cookie-cutter tools. Onix builds and rescues CRM systems tailored 100% to your business.Whether you’re fed up with a one-size-fits-all tool or fixing a failed setup, we create scalable, secure solutions that put you back in control.
Trusted by clients worldwide
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successfully delivered
projects
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years of software
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experience
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countries represented
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talented developers and
experts on staff
Go beyond SaaS: what you get with custom CRM development
Built around you
Custom features tailored to your workflows, not someone else’s template.
Speed + control
Faster operations, cleaner data, and complete ownership of your system.
Smarter decisions
Built-in AI and analytics tools help your team move with confidence.
Lower costs over time
No SaaS lock-ins. Lower total cost of ownership and full flexibility as you grow.
We build CRM around your business: our custom CRM development services
CRM consultation & audit
Not sure why your CRM isn’t doing what it should?
We start by auditing your current system and workflows, identifying bottlenecks and gaps. You’ll get a clear, actionable roadmap to realign your CRM with how your business actually runs.
Custom CRM development
Sick of bending your business around someone else’s CRM?
We build a custom CRM solution from the ground up, fitting your processes, data, and goals. It’s everything you need, and nothing you don’t.
CRM rescue & reengineering
Did your last CRM project crash and burn?
We specialize in reviving failed or abandoned CRM implementations. Whether the problem is harmful code, poor design, or missing features, we’ll fix it and quickly get you back on track.
CRM integration
Juggling too many disconnected tools?
We connect your CRM to the rest of your tech stack, ERP, e-commerce, support, and marketing tools, giving you a unified, 360° view of your business and customers.
CRM data migration
Worried about losing or messing up data during migration?
We handle data migration carefully and securely, cleaning, mapping, and moving everything without wrecking your business.
CRM customization
Already use CRMs like Salesforce, Dynamics 365, or HubSpot, but it’s not quite right?
We fine-tune your existing CRM platform, adding the features and workflows you need so it finally feels built just for you.
CRM support & maintenance
Need a dedicated team that sticks around post-launch?
We offer reliable ongoing support, upgrades, user training, and maintenance to ensure your CRM evolves with your business.
CRM is more than features, it’s how your business runs. We build CRM solutions that give you clarity, control, and measurable business results.
You can try an off-the-shelf CRM solution…But what if it's holding you back?
Generic CRM tools may seem convenient, but when your team hits its limits, flexibility, control, and long-term value are what really count.
Features
Off-the-shelf
CRM
Custom CRM solution by Onix
Customization
Limited to available settings
Fully built around your processes and data model
Integrations
Only standard apps; advanced integrations are costly
Seamless connection with any third-party or in‑house tool
User Experience
Generic, often clunky UI
Intuitive design tailored to how your team works
Scalability
More users = higher costs
Grows with your business without per-seat pricing
Data Ownership
Data stored and controlled by the provider
You own everything, no vendor lock-in
AI & Reporting
Basic dashboards, often paywalled
Custom-built insights, reports, and AI-powered features
Workflow Automation
Limited to templates
Custom automation flows that match your exact operations
Compliance & Security
Varies by provider
Built to meet your specific security and compliance needs
Long-Term Costs
Ongoing fees, price hikes
One-time build, lower TCO over time
What off-the-shelf CRMs miss, we build: custom CRM solutions we deliver
Stop forcing your business to fit into someone else’s CRM. With Onix’s custom CRM software development services, you get a solution that delivers the exact features you need - no extras, no limits.
We build CRMs that drive efficiency, better decisions, and stronger customer relationships.
Contact & lead management
Keep all customer and lead info in one place. Automatically capture leads from forms, emails, and more, so your sales team works from a single, trusted source.
Sales pipeline & opportunities
See your entire sales pipeline at a glance. Track deals, automate reminders, and forecast sales so your team never misses an opportunity.
Marketing automation
Engage prospects with targeted campaigns, personalized messaging, and lead scoring, all automated to save time and boost results.
Customer service & support
Manage tickets, cases, and knowledge bases from one platform. Route inquiries from email, chat, or phone and deliver fast, personalized support.
Workflow automation
Cut the busywork. Automate follow-ups, appointment reminders, reports, and cross-team actions so your team can focus on what matters.
Analytics & dashboards
Make smarter decisions with real-time, custom dashboards. Track sales and marketing, support KPIs, and spot trends quickly.
Quotes, invoicing & Billing
Generate quotes and invoices inside your CRM. Automate pricing, discounts, taxes, and track payments without jumping between tools.
Third-party integrations
Connect your CRM with Outlook, calendars, inventory, marketing platforms, and more. We ensure smooth data flow across your tech stack.
Custom CRM built for your industry’s unique needs
No two industries handle customers the same way. Onix provides CRM software development services to build solutions that reflect how your business operates, helping you track leads, sales, and support in ways that make sense to you.
What happens when Onix builds a CRM around your business
0% faster
lead response times
Thanks to centralized data and smart automation, your team follows up faster and closes more deals.
0% boost
in sales team productivity
With streamlined workflows, auto-reminders, and custom dashboards, reps focus on selling, not chasing info.
0% fewer
manual tasks
Intelligent automation eliminates repetitive work so your team can spend more time on high-value activities.
Up to 0%
reduction in software costs
You save big over time by replacing multiple SaaS tools with one tailored CRM.
0% improvement
in customer satisfaction
Your service quality goes way up with faster support, better follow-ups, and full customer context.
0% shorter
onboarding time for new users
A custom UI aligned to your workflows makes training simpler and adoption faster.
We build CRMs that work:
stories from businesses like yours
USA
Healthcare
Custom CRM for an american health insurance company
Solution:
Web-based CRM with lead tracking, task automation, account management, performance dashboards, and private server deployment tailored to real workflows.
Result:
40% boost in productivity, full team adoption, and a flexible system replacing costly third-party tools.
Ukraine
Business process automation
Solution for business process automation
Solution:
Custom ERP with automated time tracking, invoicing & payroll, real-time dashboards, and centralized data management.
Result:
Full team adoption, $75k annual savings, 50% less admin work, and 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.
Testimonials
Let our CRM think ahead: Onix adds advanced technologies to boost performance
Your CRM should be more than a contact database. Onix provides custom CRM software services that turn your system into a powerful business tool by adding intelligent features, automation, and seamless connectivity with the tools you already use.
Our professional team brings in the right technologies to make your CRM more insightful, efficient, and ready to grow with you, whether you're starting new or upgrading what exists.
AI that solves, suggests, and streamlines
Automate lead scoring, personalize outreach, and predict customer behavior with AI built into your CRM.
Intelligent automation
Let your CRM handle the repetitive stuff — from follow-up reminders and approvals to report generation and data entry.
Predictive analytics
Forecast sales, churn, or customer lifetime value to make decisions based on future trends, not just past data.
Natural language tools
Enable your team to interact with the CRM using simple commands or voice — no complex filters or clicks required.
Chatbots & virtual assistants
Give customers fast answers and free up your team with innovative, conversational support tools inside your CRM.
Cloud scalability
We build on cloud infrastructure so your CRM scales smoothly with your business and works securely from anywhere.
Tools we use to build reliable CRM systems
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,
MySQL,
MongoDB,
Microsoft SQL Server
APIs & integrations
REST,
GraphQL,
SOAP,
Odoo,
Oracle NetSuite,
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)
Build new. Rescue old. Our CRM development process covers it all
For businesses ready to build a CRM from scratch
We follow a step-by-step approach to ensure that your CRM does exactly what your business needs. You get a smooth rollout, full functionality, and immediate value.
01
Discovery & planning
We learn how your business works, including workflows, goals, pain points, and create a CRM strategy tailored to you.
02
System design & architecture
Our team designs a secure, scalable CRM structure and selects the best-fit technologies for your needs.
03
Integration & configuration
We connect your CRM to existing marketing, support, ERP, and more tools and configure it to match your processes.
04
Data migration
Your data is safely mapped, cleaned, and migrated to ensure accuracy, continuity, and minimal disruption.
05
Testing & QA
Every feature is tested in real use cases to ensure it performs flawlessly before launch.
06
Staff training & handover
We onboard your team with hands-on training and provide clear documentation for confident usage.
07
Go-live & support
After launch, we monitor everything closely, provide ongoing support, and optimize based on feedback.
Build a CRM that fits – not one you have to fight.
For businesses stuck with a broken, incomplete, or underperforming CRM
If your CRM is causing more problems than it solves, we can step in quickly to audit, stabilize, and transform it into a high-performing asset.
01
Quick audit
In just 1–2 weeks, we audit your current CRM setup and deliver a clear report outlining key issues and gaps.
02
Rescue roadmap
We prioritize critical fixes and map out a fast recovery plan focused on stability and functionality.
03
System stabilization
We fix bugs, broken features, and system errors so your CRM becomes reliable again.
04
UI/UX fixes
We improve user experience by redesigning confusing interfaces and making your CRM easier to navigate.
05
Focused development
We enhance what’s working, rebuild what’s broken, and deliver quick wins in agile sprints.
06
Testing & relaunch
Your rescued CRM is fully tested and relaunched with confidence - stable, usable, and efficient.
07
Ongoing support & optimization
We stick around to ensure your CRM keeps improving, scaling, and supporting your team’s success.
Don't scrap your failed CRM. Let us save it!
Need to build or fix your CRM? Let’s get you started
No matter the stage of your CRM - unfinished, outdated, or nonexistent - Onix will help you turn it into something powerful. Clear steps, smart solutions, and zero guesswork.
1
Schedule a consultation
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.
You tell us your goals - we’ll deliver the CRM to get you there. We design CRM systems that flex with your needs now and later.
Insights from our experts
FAQs
What if I don’t have a clear idea of what I need yet?
That’s okay. Many of our clients come to us with rough ideas or just pain points. Our custom CRM software development services include a discovery stage to help you define the right solution for your business.
Can we start with something small and build up over time?
Yes. We can start with a Minimum Viable CRM to get you working quickly, then expand features as your needs grow or evolve.
Will my team need a lot of training to use the new CRM?
Not with the way we build it. As a custom CRM development company, we design around your workflow and keep interfaces intuitive. Plus, we offer hands-on training and documentation to ensure your team adopts it quickly.
Can you integrate with legacy or industry-specific software we already use?
Yes, integration is one of our strengths. Whether it’s ERP, billing tools, call centers, or industry-specific platforms, we’ll connect them to your CRM to streamline your ecosystem.
How do you ensure the CRM stays secure and compliant?
Our CRM development services include strict data protection practices, implementation of access controls, and compliance with GDPR, HIPAA, and other industry-specific requirements.
Can you help improve our current CRM without rebuilding from scratch?
Definitely. With our tailored CRM development services, we don’t always suggest a complete rebuild. Enhancing your existing system is often faster and more cost-effective. We’ll work with you to determine the best solution for your business needs.
Can you work with my in-house tech team?
Absolutely. We regularly collaborate with internal IT or dev teams, whether to align architecture, split responsibilities, or support post-launch maintenance.