.NET Software Engineer / SRE I Vaco LLC
Arlington, TX2 days ago
Highlights
Sales & Scheduling Integration: Connect voice agents directly to scheduling APIs (e.g., Cal.com, Calendly, custom CRMs and apps) to allow agents to pull availability, book appointments, and process cancellations live on a phone call. Prompt & State Engineering: Write, test, and refine structured LLM prompts to enforce business compliance, overcome customer objections in sales flows, and handle edge cases gracefully.
Numbers & Facts
| Location | Dallas, TX |
| Industry | Computer Software |
| Company Size | 20 to 49 employees |
| Year Founded | 2014 |
| Website | http://www.tekfortune.com/ |
Description
Tekfortune is a fast-growing consulting firm specialized in permanent, contract & project-based staffing services for world s leading organizations in a broad range of industries. In this quickly changing economic landscape, virtual recruiting and remote work are critical for the future of work. To support the active project demands and skills gaps, our staffing experts can help you find the best job for you.
Position: Mid-Level Voice AI Developer
Location: Dallas, TX _ Onsite Only
Interview: 2 Round of face to face interview
Role Overview
We are seeking an on-site Mid-Level Voice AI Developer with 5 to 8 years of experience to join our team in North Dallas. In this role, you will own the technical execution of our voice automation stack, focusing on building high-performing inbound/outbound sales/scheduling and customer service agents. Deep hands-on production experience with Retell AI is a strict requirement. You will design and implement the logic, state machines, and API integrations that allow our voice agents to resolve client issues, handle real-time calendars, and drive outbound growth initiatives.
Key Responsibilities
For more information and other jobs available please contact our recruitment team at
Position: Mid-Level Voice AI Developer
Location: Dallas, TX _ Onsite Only
Interview: 2 Round of face to face interview
Role Overview
We are seeking an on-site Mid-Level Voice AI Developer with 5 to 8 years of experience to join our team in North Dallas. In this role, you will own the technical execution of our voice automation stack, focusing on building high-performing inbound/outbound sales/scheduling and customer service agents. Deep hands-on production experience with Retell AI is a strict requirement. You will design and implement the logic, state machines, and API integrations that allow our voice agents to resolve client issues, handle real-time calendars, and drive outbound growth initiatives.
Key Responsibilities
- Retell AI Agent Architecture: Build, test, and deploy production-grade inbound and outbound voice agents using the Retell AI platform, SDKs, and custom LLM WebSockets.
- Sales & Scheduling Integration: Connect voice agents directly to scheduling APIs (e.g., Cal.com, Calendly, custom CRMs and apps) to allow agents to pull availability, book appointments, and process cancellations live on a phone call.
- Low-Latency Loop Optimization: Fine-tune Retell setups to achieve ultra-low latency, minimizing dead air and handling human interruptions naturally during fluid sales and support conversations.
- Data & CRM Synchronization: Ensure call outcomes, reservation data, and customer notes are instantly and accurately synced with our internal databases and CRM via webhooks and REST APIs.
- Prompt & State Engineering: Write, test, and refine structured LLM prompts to enforce business compliance, overcome customer objections in sales flows, and handle edge cases gracefully.
- Analytics & Quality Monitoring: Analyze Retell call logs and audio records to track key performance indicators (KPIs) like call resolution, booking conversion rates, and latency drops.
- Experience: 4 to 5 years of software engineering experience, with a heavy track record of creating and implementing interactive, production-level voice agents.
- Platform Core: Proven, hands-on production experience building with Retell AI. You must be comfortable overriding default configurations and handling custom backend triggers.
- Technical Stack: Advanced proficiency in Lambda, Python, experience with AWS services, experience with Databases, specializing in asynchronous programming for real-time streaming data.
- APIs & Telephony: Extensive experience working with RESTful APIs, webhooks, and telephony platforms like Twilio (handling numbers, outbound triggers, and call routing) and Vonage.
- Location: Must be able to work full-time on-site at our office in North Dallas.
- Local to the Dallas-Fort Worth metroplex with an understanding of regional telephony routing.
- Experience building guardrails to handle sensitive customer service data securely.
- Previous experience optimizing high-volume outbound dialers tied to AI agents.
For more information and other jobs available please contact our recruitment team at
careers@tekfortune.com
. To view all the jobs available in the USA and Asia please visit our website at https://www.tekfortune.com/careers/.About Company
Tekfortune is a software solutions company providing project development and staff augmentation services to companies in various industries including Healthcare, Banking, Finance, Telecommunication and Aviation.
Tekfortune Inc delivers solutions to a wide variety of organizations of various sizes and industries. Our clients include mid-market to Fortune 1000 companies spanning across industries such as: Insurance, Financial, Pharmaceutical, Manufacturing, Retail and many others.
In Tekfortune Inc, we are offering selection of services and solutions at very reasonable rates. With years of experience in the placement and recruitment Industry and over time we have acquired the knowledge essential to comprehend the exact need and dependence on customers. Therefore we provide the customers the best and also the brightest candidates for vacancies. Moreover, by understanding the working interest of customers who is able to place them within the companies where they are able to get maximum opportunity for professional growth.
Tekfortune Inc has a strong emphasis on quality. Its goal would be to achieve client satisfaction by looking into making deliveries satisfaction of customer's business needs. Our ability to quickly identify and effectively employ proven fundamental principles, techniques and resources yields highly desirable results for our clients.
We understand that each industry and organization share a level of uniqueness that requires a tailored approach in order to deliver specific solutions. Such factors as client culture, industry regulations, organizational maturity, financial health and many more items may impact our approach to delivering client solutions.
Having served a wide variety of clients has provided Tekfortune the ability to build subject matter expertise across numerous industries. Our industry expertise combined with our specialized knowledge of Business Process Improvement, Requirements Management and Program & Project Management provides a powerful combination and a tremendous value to our clients.
We are run by a group of industry experts who have decades of experience in delivering custom solutions to our clients.
Tekfortune Inc delivers solutions to a wide variety of organizations of various sizes and industries. Our clients include mid-market to Fortune 1000 companies spanning across industries such as: Insurance, Financial, Pharmaceutical, Manufacturing, Retail and many others.
In Tekfortune Inc, we are offering selection of services and solutions at very reasonable rates. With years of experience in the placement and recruitment Industry and over time we have acquired the knowledge essential to comprehend the exact need and dependence on customers. Therefore we provide the customers the best and also the brightest candidates for vacancies. Moreover, by understanding the working interest of customers who is able to place them within the companies where they are able to get maximum opportunity for professional growth.
Tekfortune Inc has a strong emphasis on quality. Its goal would be to achieve client satisfaction by looking into making deliveries satisfaction of customer's business needs. Our ability to quickly identify and effectively employ proven fundamental principles, techniques and resources yields highly desirable results for our clients.
We understand that each industry and organization share a level of uniqueness that requires a tailored approach in order to deliver specific solutions. Such factors as client culture, industry regulations, organizational maturity, financial health and many more items may impact our approach to delivering client solutions.
Having served a wide variety of clients has provided Tekfortune the ability to build subject matter expertise across numerous industries. Our industry expertise combined with our specialized knowledge of Business Process Improvement, Requirements Management and Program & Project Management provides a powerful combination and a tremendous value to our clients.
We are run by a group of industry experts who have decades of experience in delivering custom solutions to our clients.
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