Expertise in FreeSWITCH Architecture
Our team has solid working experience with dialplan configuration, event socket programming, media handling, and the broader FreeSWITCH internals.
Carrier SIP Telephony Fabric
Kamailio SBC + FreeSWITCH Cluster
PSTN / SIP
SIP Trunk
G.711 / Opus
Load Balancer
Kamailio SBC
Sub-10ms Routing
Media Cluster
FreeSWITCH
100k+ Channels
Client Endpoint
WebRTC / App
SRTP Encrypted
Packet Jitter: < 2msCodec Transcode: Hardware AccelFailover Time: < 50ms
Hire Free Switch Developers
Build Powerful, Scalable, and Custom VoIP Solutions with Expert FreeSWITCH Developers
Running a communication system that handles real traffic, high call volumes, varied user types, tight integrations, puts serious demands on your platform. A lot of options fall apart under that kind of pressure. FreeSWITCH does not.
It is one of the most capable open-source telephony platforms out there, but it takes real expertise to use it well. At Dialiqo, we bring you FreeSWITCH developers who have worked with the platform across real deployments and know how to get the most out of it. Whether you need a custom PBX, a call center system, a SIP server, or a real-time communication platform, our developers build systems that do not buckle when things get serious.
Get Started Today!Why Hire FreeSWITCH Developers from Dialiqo?
FreeSWITCH has a learning curve. The architecture, the dialplan, the event socket, there is a lot to understand before you can build something robust. A developer who is figuring it out as they go will cost you time, money, and stability.
Our developers have already done that learning. They understand both the technical side and the real-world demands of running a FreeSWITCH-based system. When something breaks at 2am and calls are dropping, you want someone who has seen that kind of failure before.
Request a CallCarrier SIP Telephony Fabric
Kamailio SBC + FreeSWITCH Cluster
PSTN / SIP
SIP Trunk
G.711 / Opus
Load Balancer
Kamailio SBC
Sub-10ms Routing
Media Cluster
FreeSWITCH
100k+ Channels
Client Endpoint
WebRTC / App
SRTP Encrypted
Packet Jitter: < 2msCodec Transcode: Hardware AccelFailover Time: < 50ms
Custom VoIP Solutions
Everything we build starts from your actual requirements. If you need a VoIP app, a PBX, or a conferencing system, we build it to fit – no generic templates.
High Scalability
FreeSWITCH is made for high-load environments. We set it up so your system handles thousands of concurrent calls without running into performance walls.
Advanced Feature Implementation
IVR, call routing, conferencing, recording – we build out the full feature set that FreeSWITCH makes possible.
Flexible Hiring Models
Hourly, part-time, or full-time, whichever model fits your project and budget.
Our FreeSWITCH Development Services
01
Custom FreeSWITCH Application Development
We build custom VoIP applications on FreeSWITCH from the ground up. Solutions include:
- • Softphone applications
- • VoIP communication platforms
- • Real-time messaging systems
- • Video conferencing solutions
02
FreeSWITCH PBX Development
We develop PBX systems for businesses of all sizes, from single-office setups to multi-location enterprise environments. Features include:
- • Call routing & forwarding
- • IVR systems
- • Call recording
- • Voicemail integration
- • Multi-tenant PBX systems
03
SIP and VoIP Solutions
SIP-based communication systems built on FreeSWITCH, covering everything from server setup to media handling. Capabilities:
- • SIP server setup
- • SIP trunking integration
- • Call handling & routing
- • Media processing
04
Call Center Solutions
High-performance call center systems that give your team the tools they need to handle customer calls efficiently. Features:
- • Automatic call distribution (ACD)
- • Predictive & progressive dialers
- • Call monitoring & analytics
- • CRM integration
05
WebRTC Integration
We integrate WebRTC with FreeSWITCH so your users can communicate through the browser without needing to install anything. Use cases:
- • Browser calling
- • Video conferencing
- • Telemedicine applications
- • Online collaboration tools
06
FreeSWITCH Integration Services
We connect FreeSWITCH with the other systems your business relies on. Integration areas:
- • CRM platforms
- • ERP systems
- • Payment gateways
- • Third-party APIs
07
Maintenance & Support
We keep your FreeSWITCH system running well after it goes live—monitoring, fixing, and improving over time. Includes:
- • System monitoring
- • Bug fixing
- • Performance optimization
- • Security updates
Why Choose FreeSWITCH for VoIP Development?
Open-Source Flexibility
You own the whole system. No vendor lock-in, no licensing restrictions, full control over every layer.
High Scalability
Built for large-scale deployments. FreeSWITCH does not degrade under load the way lighter platforms do.
Rich Features
Advanced call control, conferencing, and media handling are all part of the platform - not bolted on.
Cost Efficiency
Using FreeSWITCH cuts infrastructure and communication costs compared to proprietary alternatives.
Industries We Serve
Our FreeSWITCH developers have delivered solutions across a range of industries:
Healthcare (Telemedicine platforms)
E-commerce (Customer support systems)
BFSI (Secure communication solutions)
Education (E-learning platforms)
Logistics (fleet communication systems)
IT & SaaS companies
Technologies Our FreeSWITCH Developers Use
Core Technologies:
SIP, RTP, WebRTC, TCP / IP, UDP, NAT traversal
FreeSWITCH Expertise:
Dialplan scripting ESL (Event Socket Library) Lua, XML configurations.
Programming Languages:
Node.js, Python, PHP, C / C++
Databases:
MySQL, PostgreSQL, MongoDB,
Cloud & DevOps:
AWS, Google Cloud, Docker & Kubernetes
Key Features of Our FreeSWITCH Solutions
High Performance
FreeSWITCH handles large call volumes without falling over, that is part of why we use it for high-traffic systems.
Multi-Tenant Architecture
Multiple clients or departments can run on one system without interfering with each other.
Advanced Call Control
Routing, forwarding, recording, and analytics, all configurable to how your operation works.
Real-Time Communication
Voice, video, and messaging working together in one place.
Secure Communication
Encryption and proper authentication built into the system from day one.
Scalable Infrastructure
The system grows with your traffic without needing to be rearchitected.
Why Choose Us?
We build voicebots with deep FreeSWITCH integration for unmatched flexibility and reliability.
Hiring Models
Dedicated Developers
A full-time developer works solely on your project for as long as you need.
Hourly Hiring
Works well for short-term tasks, targeted fixes, or smaller additions.
Project-Based Hiring
Fixed scope, agreed deliverables, and a set price - best for well-defined projects.
Frequently Asked Questions
FreeSWITCH is an open-source telephony platform used to build VoIP systems, PBX solutions, and real-time communication applications.
Because the platform has enough complexity that inexperience shows up fast - in poor architecture, hard-to-maintain code, and systems that fail under real conditions. A developer who knows FreeSWITCH well builds things that actually hold up.
It depends on the project scope and which hiring model fits. Get in touch and we will give you a straight estimate.
Yes. FreeSWITCH runs in enterprise-level deployments around the world. It was built for high-volume environments.
Yes. We regularly integrate FreeSWITCH with CRM systems, ERP software, and third-party APIs.
Yes, when it is set up properly. Security is heavily tied to how the system is configured - which is one more reason to work with developers who know what they are doing.
Healthcare, financial services, e-commerce, logistics, education, and SaaS companies all get strong value from FreeSWITCH-based systems.
Yes. Our hourly and project-based options are made for shorter engagements.
Our FreeSWITCH Development Process
Requirement Analysis
We start by getting a clear picture of what your business needs and what the system has to do technically.
System Design
We design an architecture that handles your current requirements and has room to grow.
Development
Our developers build the system using solid FreeSWITCH practices and the right tools for the job.
Testing
We test thoroughly across performance, security, and reliability before anything gets deployed.
Deployment
We handle the rollout and make sure the system is running correctly in your environment.
Ongoing Support
We keep monitoring and improving the system after launch as things change.
Ready to Hire FreeSWITCH Developers?
If you need a team that can build a FreeSWITCH-based system that is solid, scalable, and built for your specific requirements – we are ready to help.
Our developers have deep experience with FreeSWITCH and have delivered systems for businesses across many different industries.
Get in touch today and let us talk about what you want to build.
Request QuoteReady To Get Started?
With decades of experience and know-how of software development essentials, we build future-proof, intuitive, and highly scalable web, mobile, and VoIP solutions. Bring the ultimate success for your business with Next-Gen, Tech-Empowered Solutions.