Senior Real-Time AI Developer – Intelligent Virtual Receptionist System Powered by OpenAI (ChatGPT) | Contract-to-Hire Opportunity
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Join arenaflex and Build the Future of AI-Powered Customer Communication
Are you passionate about pushing the boundaries of artificial intelligence and voice technology? Do you dream of creating intelligent systems that transform how businesses handle customer interactions? Welcome to arenaflex, where we're on a mission to revolutionize customer service through cutting-edge AI solutions.
We are currently seeking an experienced and motivated Real-Time AI Developer to lead the development of our groundbreaking virtual receptionist system. This is a unique opportunity to be part of a forward-thinking team at arenaflex, building an intelligent phone assistant that will redefine how small and medium-sized enterprises interact with their customers.
About the Role
As a Real-Time AI Developer at arenaflex, you will be responsible for designing, developing, and deploying an advanced virtual receptionist capable of answering phone calls in real time with human-like conversational abilities. Our system, powered entirely by OpenAI's ChatGPT API, will serve as an intelligent first point of contact for businesses across North America, handling inquiries with remarkable fluency and contextual understanding.
This position begins as a contract engagement with the strong potential to transition into a permanent full-time role based on performance and project success. You'll be working at the intersection of artificial intelligence, voice technology, and telecommunications—creating solutions that businesses will rely on daily.
What You'll Build
Our virtual receptionist system represents the next generation of automated customer service. As the lead developer, you will architect and implement a solution that combines multiple advanced technologies into a seamless, low-latency experience for end users.
Phase 1 – Core Foundation
The initial phase focuses on establishing the fundamental capabilities that make our virtual receptionist truly intelligent:
VoIP Call Reception: Build robust systems to receive and manage incoming calls via VoIP/SIP protocols, ensuring reliable connectivity and call handling
OpenAI Integration: Connect seamlessly with the ChatGPT API (GPT-4o or GPT-5) to power natural, contextually-aware conversations that understand nuance and intent
Real-Time Speech Processing: Implement speech-to-text (STT) and text-to-speech (TTS) systems that deliver near-instantaneous translation between voice and text
Bilingual Intelligence: Develop automatic language detection and seamless switching between Québec French and Canadian English
Management Interface: Create an intuitive web-based dashboard for configuring responses, managing conversation scripts, and monitoring system performance
Comprehensive Logging: Implement detailed audio and text conversation logging for quality assurance and analytics
Human Transfer Capability: Design smooth escalation paths to transfer calls to human operators when needed
Phase 2 – Enhanced Capabilities
Following the successful completion of Phase 1, you will have the opportunity to expand the system with advanced features:
CRM integration for unified customer data management
Automated appointment scheduling with Google Calendar and Outlook
Intelligent SMS and email notification systems
Caller recognition and authentication for returning customers
Advanced analytics and reporting dashboards
What We're Looking For
Essential Qualifications
To succeed in this role at arenaflex, you must bring:
Proven OpenAI API Experience: You have successfully integrated OpenAI's APIs into production applications and understand the nuances of working with large language models, including prompt engineering, token management, and API optimization
VoIP/SIP Expertise: Deep knowledge of Voice over IP protocols, including SIP (Session Initiation Protocol), and experience with telephony integrations such as Twilio, Asterisk, or comparable platforms
Real-Time Development Mastery: Demonstrated experience building low-latency applications that process audio streams in real time with minimal delay—speed and responsiveness are critical for natural conversations
Multilingual Development Skills: Experience developing applications that handle multiple languages, particularly French and English, with an understanding of linguistic nuances and regional variations
Strong Technical Foundation: Proficiency in Python or Node.js for backend development, with the ability to architect scalable, maintainable solutions
Preferred Technical Stack
While we value diverse backgrounds, familiarity with the following technologies will help you hit the ground running:
Speech-to-Text: Whisper, Deepgram, Azure Speech Services
Text-to-Speech: ElevenLabs, Azure TTS, or similar high-quality voice synthesis platforms
VoIP Platforms: Twilio, Asterisk, FreePBX, or equivalent telephony solutions
Frontend Development: React.js or Vue.js for building modern management interfaces
Database Systems: PostgreSQL, MySQL, or MongoDB for storing configurations, logs, and customer data
Cloud Infrastructure: Experience deploying and scaling applications on cloud platforms
Professional Attributes
Beyond technical skills, we value team members who demonstrate:
Problem-Solving Mindset: Ability to troubleshoot complex issues in real-time systems and find innovative solutions under pressure
Attention to Detail: Precision in handling voice data, API integrations, and user experience considerations
Communication Skills: Ability to explain technical concepts clearly to non-technical stakeholders
Time Management: Capacity to deliver quality work within estimated timelines (Phase 1 estimated at 4-8 weeks)
Collaboration Spirit: Willingness to work closely with product managers, designers, and other developers
Why Join arenaflex?
Career Growth and Learning Opportunities
At arenaflex, we invest in your professional development. This role offers unparalleled exposure to cutting-edge AI technologies and real-time systems development. You'll work with industry-leading tools and platforms, expanding your expertise in:
Large Language Model integration and optimization
Real-time audio processing and streaming
VoIP telecommunications architecture
Multilingual AI system development
Production-grade AI application deployment
As the lead developer on this project, you'll gain valuable experience bringing an AI product from concept to market, building your portfolio with work that demonstrates end-to-end system development capabilities.
Work Environment and Culture
arenaflex fosters a collaborative, innovation-driven environment where your ideas matter. We believe in empowering our team members to make decisions and take ownership of their work. Our culture emphasizes:
Innovation First: We encourage creative problem-solving and exploring new approaches to challenges
Work-Life Balance: Flexible working arrangements to support your productivity and well-being
Continuous Learning: Access to training resources, conferences, and professional development opportunities
Transparent Communication: Open dialogue across all levels of the organization
Team Spirit: Collaborative spirit where everyone supports each other's success
Compensation and Benefits
We offer competitive compensation reflective of your experience and skills:
Contract Phase: Attractive hourly rate or project-based compensation during initial contract period
Contract-to-Hire: Clear pathway to permanent employment with full benefits package
Comprehensive Benefits: Health, dental, and vision coverage
Professional Growth: Continuous learning opportunities and career advancement paths
Modern Tools: Access to the latest development tools, hardware, and technologies
The Impact You'll Make
By joining arenaflex as our Real-Time AI Developer, you're not just taking a job—you're shaping the future of business communication. Your work will enable small businesses and freelancers to provide professional, 24/7 customer service without the overhead of traditional reception staff. You'll help companies never miss an important call again, while delivering personalized, intelligent interactions that leave customers impressed.
This is your chance to be at the forefront of the AI revolution in customer service, working with transformative technologies that are reshaping industries worldwide.
Ready to Build Something Amazing?
If you're excited about the possibility of creating a world-class virtual receptionist system using the latest in AI technology, we want to hear from you. Bring your expertise, creativity, and passion to arenaflex, and let's build something extraordinary together.
Apply now to join our team and help us transform how businesses communicate with their customers. This is more than a development project—it's an opportunity to shape the future of intelligent customer interactions.
Location: Remote / Flexible
Employment Type: Contract-to-Hire
Estimated Timeline: 4-8 weeks for Phase 1
Required Availability: Full-time engagement during development phase
Join arenaflex and Build the Future of AI-Powered Customer Communication
Are you passionate about pushing the boundaries of artificial intelligence and voice technology? Do you dream of creating intelligent systems that transform how businesses handle customer interactions? Welcome to arenaflex, where we're on a mission to revolutionize customer service through cutting-edge AI solutions.
We are currently seeking an experienced and motivated Real-Time AI Developer to lead the development of our groundbreaking virtual receptionist system. This is a unique opportunity to be part of a forward-thinking team at arenaflex, building an intelligent phone assistant that will redefine how small and medium-sized enterprises interact with their customers.
About the Role
As a Real-Time AI Developer at arenaflex, you will be responsible for designing, developing, and deploying an advanced virtual receptionist capable of answering phone calls in real time with human-like conversational abilities. Our system, powered entirely by OpenAI's ChatGPT API, will serve as an intelligent first point of contact for businesses across North America, handling inquiries with remarkable fluency and contextual understanding.
This position begins as a contract engagement with the strong potential to transition into a permanent full-time role based on performance and project success. You'll be working at the intersection of artificial intelligence, voice technology, and telecommunications—creating solutions that businesses will rely on daily.
What You'll Build
Our virtual receptionist system represents the next generation of automated customer service. As the lead developer, you will architect and implement a solution that combines multiple advanced technologies into a seamless, low-latency experience for end users.
Phase 1 – Core Foundation
The initial phase focuses on establishing the fundamental capabilities that make our virtual receptionist truly intelligent:
VoIP Call Reception: Build robust systems to receive and manage incoming calls via VoIP/SIP protocols, ensuring reliable connectivity and call handling
OpenAI Integration: Connect seamlessly with the ChatGPT API (GPT-4o or GPT-5) to power natural, contextually-aware conversations that understand nuance and intent
Real-Time Speech Processing: Implement speech-to-text (STT) and text-to-speech (TTS) systems that deliver near-instantaneous translation between voice and text
Bilingual Intelligence: Develop automatic language detection and seamless switching between Québec French and Canadian English
Management Interface: Create an intuitive web-based dashboard for configuring responses, managing conversation scripts, and monitoring system performance
Comprehensive Logging: Implement detailed audio and text conversation logging for quality assurance and analytics
Human Transfer Capability: Design smooth escalation paths to transfer calls to human operators when needed
Phase 2 – Enhanced Capabilities
Following the successful completion of Phase 1, you will have the opportunity to expand the system with advanced features:
CRM integration for unified customer data management
Automated appointment scheduling with Google Calendar and Outlook
Intelligent SMS and email notification systems
Caller recognition and authentication for returning customers
Advanced analytics and reporting dashboards
What We're Looking For
Essential Qualifications
To succeed in this role at arenaflex, you must bring:
Proven OpenAI API Experience: You have successfully integrated OpenAI's APIs into production applications and understand the nuances of working with large language models, including prompt engineering, token management, and API optimization
VoIP/SIP Expertise: Deep knowledge of Voice over IP protocols, including SIP (Session Initiation Protocol), and experience with telephony integrations such as Twilio, Asterisk, or comparable platforms
Real-Time Development Mastery: Demonstrated experience building low-latency applications that process audio streams in real time with minimal delay—speed and responsiveness are critical for natural conversations
Multilingual Development Skills: Experience developing applications that handle multiple languages, particularly French and English, with an understanding of linguistic nuances and regional variations
Strong Technical Foundation: Proficiency in Python or Node.js for backend development, with the ability to architect scalable, maintainable solutions
Preferred Technical Stack
While we value diverse backgrounds, familiarity with the following technologies will help you hit the ground running:
Speech-to-Text: Whisper, Deepgram, Azure Speech Services
Text-to-Speech: ElevenLabs, Azure TTS, or similar high-quality voice synthesis platforms
VoIP Platforms: Twilio, Asterisk, FreePBX, or equivalent telephony solutions
Frontend Development: React.js or Vue.js for building modern management interfaces
Database Systems: PostgreSQL, MySQL, or MongoDB for storing configurations, logs, and customer data
Cloud Infrastructure: Experience deploying and scaling applications on cloud platforms
Professional Attributes
Beyond technical skills, we value team members who demonstrate:
Problem-Solving Mindset: Ability to troubleshoot complex issues in real-time systems and find innovative solutions under pressure
Attention to Detail: Precision in handling voice data, API integrations, and user experience considerations
Communication Skills: Ability to explain technical concepts clearly to non-technical stakeholders
Time Management: Capacity to deliver quality work within estimated timelines (Phase 1 estimated at 4-8 weeks)
Collaboration Spirit: Willingness to work closely with product managers, designers, and other developers
Why Join arenaflex?
Career Growth and Learning Opportunities
At arenaflex, we invest in your professional development. This role offers unparalleled exposure to cutting-edge AI technologies and real-time systems development. You'll work with industry-leading tools and platforms, expanding your expertise in:
Large Language Model integration and optimization
Real-time audio processing and streaming
VoIP telecommunications architecture
Multilingual AI system development
Production-grade AI application deployment
As the lead developer on this project, you'll gain valuable experience bringing an AI product from concept to market, building your portfolio with work that demonstrates end-to-end system development capabilities.
Work Environment and Culture
arenaflex fosters a collaborative, innovation-driven environment where your ideas matter. We believe in empowering our team members to make decisions and take ownership of their work. Our culture emphasizes:
Innovation First: We encourage creative problem-solving and exploring new approaches to challenges
Work-Life Balance: Flexible working arrangements to support your productivity and well-being
Continuous Learning: Access to training resources, conferences, and professional development opportunities
Transparent Communication: Open dialogue across all levels of the organization
Team Spirit: Collaborative spirit where everyone supports each other's success
Compensation and Benefits
We offer competitive compensation reflective of your experience and skills:
Contract Phase: Attractive hourly rate or project-based compensation during initial contract period
Contract-to-Hire: Clear pathway to permanent employment with full benefits package
Comprehensive Benefits: Health, dental, and vision coverage
Professional Growth: Continuous learning opportunities and career advancement paths
Modern Tools: Access to the latest development tools, hardware, and technologies
The Impact You'll Make
By joining arenaflex as our Real-Time AI Developer, you're not just taking a job—you're shaping the future of business communication. Your work will enable small businesses and freelancers to provide professional, 24/7 customer service without the overhead of traditional reception staff. You'll help companies never miss an important call again, while delivering personalized, intelligent interactions that leave customers impressed.
This is your chance to be at the forefront of the AI revolution in customer service, working with transformative technologies that are reshaping industries worldwide.
Ready to Build Something Amazing?
If you're excited about the possibility of creating a world-class virtual receptionist system using the latest in AI technology, we want to hear from you. Bring your expertise, creativity, and passion to arenaflex, and let's build something extraordinary together.
Apply now to join our team and help us transform how businesses communicate with their customers. This is more than a development project—it's an opportunity to shape the future of intelligent customer interactions.
Location: Remote / Flexible
Employment Type: Contract-to-Hire
Estimated Timeline: 4-8 weeks for Phase 1
Required Availability: Full-time engagement during development phase