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Hire FreeSWITCH Developers: Affordable, Dedicated Experts in 72 hours

Hire pros in dialplan, modlua, modlua, SIP routing, media handling.

Clients rate Flexiple FreeSWITCH developers 4.8 / 5 on average based on 14,322 reviews.

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100+ fast-growing companies love Flexiple!

Team work makes dreamwork. Flexiple helps companies build the best possible team by scouting and identifying the best fit.

“I’ve been pleased with Purab’s performance and work ethics. He is proactive in flagging any issues and communicates well. The time zone difference is huge but he provides a sufficient overlap. He and I work together very well and I appreciate his expertise.”

Paul Cikatricis

UX and Conversion Optimization Lead

“Flexiple has exceeded our expectations with their focus on customer satisfaction! The freelancers are brilliant at what they do and have made an immense impact. Highly recommended :)”

Henning Grimm avatar

Henning Grimm

Founder, Aquaplot

“Overall Flexiple brought in high-level of transparency with extremely quick turnarounds in the hiring process at a significantly lower cost than any alternate options we had considered.”

Kislay Shashwat avatar

Kislay Shashwat

VP Finance, CREO

“Todd and I are impressed with the candidates you've gathered. Thank you for your work so far. Thanks for sticking within our budget and helping us to find strong talent. Have loved Flexiple so far — highly entrepreneurial and autonomous talent.”

William Ross avatar

William Ross

Co-Founder, Reckit

“The cooperation with Christos was excellent. I can only give positive feedback about him. Besides his general coding, the way of writing tests and preparing documentation has enriched our team very much. It is a great added value in every team.”

Moritz Gruber avatar

Moritz Gruber

CTO, Caisy.io

“Flexiple spent a good amount of time understanding our requirements, resulting in accurate recommendations and quick ramp up by developers. We also found them to be much more affordable than other alternatives for the same level of quality.”

Narayan Vyas avatar

Narayan Vyas

Director PM, Plivo Inc

“It's been great working with Flexiple for hiring talented, hardworking folks. We needed a suitable back-end developer and got to know Ankur through Flexiple. We are very happy with his commitment and skills and will be working with Flexiple going forward as well.”

Neil Shah avatar

Neil Shah

Chief of Staff, Prodigal Tech

“Flexiple has been instrumental in helping us grow fast. Their vetting process is top notch and they were able to connect us with quality talent quickly. The team put great emphasis on matching us with folks who were a great fit not only technically but also culturally.”

Tanu V avatar

Tanu V

Founder, Power Router

“Flexiple has exceeded our expectations with their focus on customer satisfaction! The freelancers are brilliant at what they do and have made an immense impact. Highly recommended :)”

Henning Grimm avatar

Henning Grimm

Founder, Aquaplot

“Overall Flexiple brought in high-level of transparency with extremely quick turnarounds in the hiring process at a significantly lower cost than any alternate options we had considered.”

Kislay Shashwat avatar

Kislay Shashwat

VP Finance, CREO

“Todd and I are impressed with the candidates you've gathered. Thank you for your work so far. Thanks for sticking within our budget and helping us to find strong talent. Have loved Flexiple so far — highly entrepreneurial and autonomous talent.”

William Ross avatar

William Ross

Co-Founder, Reckit

“The cooperation with Christos was excellent. I can only give positive feedback about him. Besides his general coding, the way of writing tests and preparing documentation has enriched our team very much. It is a great added value in every team.”

Moritz Gruber avatar

Moritz Gruber

CTO, Caisy.io

“Flexiple spent a good amount of time understanding our requirements, resulting in accurate recommendations and quick ramp up by developers. We also found them to be much more affordable than other alternatives for the same level of quality.”

Narayan Vyas avatar

Narayan Vyas

Director PM, Plivo Inc

“It's been great working with Flexiple for hiring talented, hardworking folks. We needed a suitable back-end developer and got to know Ankur through Flexiple. We are very happy with his commitment and skills and will be working with Flexiple going forward as well.”

Neil Shah avatar

Neil Shah

Chief of Staff, Prodigal Tech

“Flexiple has been instrumental in helping us grow fast. Their vetting process is top notch and they were able to connect us with quality talent quickly. The team put great emphasis on matching us with folks who were a great fit not only technically but also culturally.”

Tanu V avatar

Tanu V

Founder, Power Router

Clients

Plivo logoCertify OS logoApna Klub logoCockroach Labs logoStarbourne Labs logo

Frequently Asked Questions

View all FAQs

What is Flexiple's process?

Our process is fairly straightforward. We understand your requirements in detail and recommend freelancers per your specific needs. You can interview the freelancers we recommend though they are already vetted by us rigorously. Once you like someone and decide to work with them, we draw up a tripartite agreement. You work directly with the freelancer, just the invoicing is done by Flexiple.

Is there a project manager assigned to manage the resources?

Our core strength is with freelance developers and designers. Though we do have senior engineers who can work as tech leads, project managers are not part of our offering.

What is Flexiple's model?

We typically work on an hourly model of upwards of US$30 per hour. For full-time longer term engagements, we can also work on a monthly model of upwards of US$5000 per month.The rates vary depending on the skill sets, experience level and location of the freelancer.

What are the payment terms?

- In the hourly model, the invoice is raised weekly/ fortnightly and is payable within 3 days of receipt of invoice.
- In the monthly model, the invoice is raised monthly and is payable within 7 days of receipt of invoice.

Are there any extras charges?

The hourly/ monthly rate shared is all-inclusive. No additional charges other than taxes are applicable.

How does Flexiple match you with the right freelancer?

Based on your requirements, we look for suitable freelancers based on:
- Tech fit: Proficiency in the tech stack you need, Recent work on stack, Work in a similar role
- Culture fit: Worked in similar team structure, Understanding of your company's industry, product stage.

Introduction to Hiring FreeSWITCH Developers

FreeSWITCH is an open-source communication platform that offers powerful solutions for building VoIP (Voice over Internet Protocol) systems, messaging applications, video conferencing platforms, and more. If you're looking to integrate scalable communication solutions into your business, hiring FreeSWITCH developers can ensure that your communication infrastructure is optimized for high performance and meets your business needs. Skilled FreeSWITCH developers have extensive experience in building customized communication solutions, managing call routing, and integrating various communication channels to improve customer engagement and satisfaction.

Why Hire FreeSWITCH Developers

Hiring FreeSWITCH developers allows businesses to leverage the platform's powerful capabilities for building high-quality communication systems. FreeSWITCH developers can provide custom solutions that cater to specific business needs, including video conferencing, call routing, and integration with existing platforms. Whether you're building a messaging application, a unified communications system, or an IP PBX, FreeSWITCH developers can help you achieve your goals efficiently and effectively. They can also ensure that your system is optimized for scalability and can handle large volumes of real-time communication.

Key Skills to Look for in FreeSWITCH Developers

  • FreeSWITCH Platform Expertise: Extensive knowledge of FreeSWITCH, including its architecture, modules, and dialplan programming.
  • Custom Development: Experience in building custom communication solutions tailored to the specific needs of the business.
  • Lua Scripting: Proficiency in Lua scripting for FreeSWITCH call script development and dialplan configurations.
  • Call Routing & SIP Trunking: Knowledge of call routing and SIP trunking to optimize voice and video communication systems.
  • Video Conferencing & WebRTC: Experience in integrating video conferencing platforms and WebRTC applications for real-time communication.
  • System Integration: Ability to integrate FreeSWITCH with third-party systems, APIs, and services for enhanced functionality.
  • Quality Assurance: Ensuring the FreeSWITCH system operates smoothly and performs well under varying conditions, including high traffic volumes.

How to Create an Effective Job Description

Job Title: FreeSWITCH Developer

Role Summary: We are looking for an experienced FreeSWITCH developer to design, implement, and maintain customized communication solutions using the FreeSWITCH platform. You will be responsible for developing call scripts, configuring FreeSWITCH dialplans, integrating third-party systems, and ensuring the scalability and reliability of the communication infrastructure. The ideal candidate will have experience with FreeSWITCH modules, SIP trunking, and real-time communication platforms.

Responsibilities: Develop and configure FreeSWITCH dialplans, integrate with third-party services, implement high-performance communication systems, and provide ongoing support for the communication infrastructure.

Required Skills: Expertise in FreeSWITCH platform, Lua scripting, SIP trunking, call routing, WebRTC, video conferencing, and system integration.

Key Responsibilities

  • FreeSWITCH System Development: Design and implement custom communication systems using FreeSWITCH, ensuring they meet business requirements.
  • Call Script & Dialplan Configuration: Develop and optimize FreeSWITCH call scripts and dialplans using XML and Lua scripting.
  • System Integration: Integrate FreeSWITCH with third-party communication tools, APIs, and external services.
  • Performance Optimization: Ensure that FreeSWITCH systems are scalable, optimized for performance, and can handle high volumes of traffic.
  • Ongoing Maintenance & Support: Provide continuous support and regular updates to ensure the smooth operation of the system.

Required Qualifications

  • Experience: At least 3 years of experience with FreeSWITCH development and call script programming.
  • Technical Skills: Strong knowledge of FreeSWITCH architecture, dialplan configurations, Lua scripting, and system integration.
  • Soft Skills: Strong problem-solving skills, communication abilities, and the capacity to work effectively in a collaborative team environment.
  • Education: Bachelor’s degree in Computer Science, Engineering, or a related field, or equivalent practical experience.

Preferred Qualifications

  • Previous Experience: Experience with video conferencing systems, WebRTC, and SIP trunking.
  • Contributions to Open Source: Contributions to the FreeSWITCH community or other open-source projects.
  • Certifications: FreeSWITCH or VoIP-related certifications are a plus.

Work Environment & Compensation

This position is remote, with flexible hours. Competitive salary based on experience. You will work closely with a team of developers and have the opportunity to contribute to cutting-edge communication solutions for a variety of industries.

Application Process

If you have experience with FreeSWITCH and are passionate about building robust communication systems, we would love to hear from you. Please submit your resume along with examples of FreeSWITCH projects you have worked on. Successful candidates will be invited for an interview to assess their technical expertise and experience.

Interview Questions to Evaluate FreeSWITCH Developers

  • Can you describe a complex FreeSWITCH system you developed and the challenges you faced during its implementation?
  • How do you approach performance optimization in a FreeSWITCH-based system?
  • What is your experience with FreeSWITCH dialplan programming, and how do you ensure reliability in call routing?
  • Have you worked with WebRTC or video conferencing solutions? How did you integrate them with FreeSWITCH?
  • How do you ensure security and reliability in a FreeSWITCH-based system?

Best Practices for Onboarding FreeSWITCH Developers

  • Provide Documentation: Offer clear documentation on the current FreeSWITCH setup, configurations, and third-party integrations.
  • Introduce to the Team: Ensure that the new hire is introduced to the team and understands the ongoing projects and collaboration tools used.
  • Provide Training: Provide any necessary training on proprietary systems or custom tools used by the organization.

Why Partner with Flexiple

  • Pre-Vetted Talent: Flexiple connects you with a curated pool of pre-vetted FreeSWITCH developers who have hands-on experience in building, deploying, and maintaining custom FreeSWITCH solutions.
  • Flexible Hiring Options: Whether you need a full-time developer, a part-time freelancer, or an entire team, Flexiple offers flexible engagement models tailored to your project needs.
  • Quick Onboarding: Flexiple developers are ready to start immediately, reducing your time-to-hire and accelerating your project timelines.
  • Global Talent Pool: With Flexiple, you gain access to top-tier developers from around the world, ensuring you get the right expertise for your FreeSWITCH project.

Final Thoughts on Hiring FreeSWITCH Developers

Hiring skilled FreeSWITCH developers is essential for building and maintaining a robust communication infrastructure. With their expertise in FreeSWITCH configuration, Lua scripting, and integration with third-party services, these developers can help ensure that your communication systems are optimized for high performance and scalability. Flexiple offers access to a pool of top-tier developers, ensuring that you can find the right talent to meet your project's needs and deliver exceptional results.

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