Senior Engineer - AI Voice Agents

Apex Systems; Chicago (IL); Hybrid; USD 130,000 - 190,000; Full time

Benefits offered by this job

Medical, dental, vision, life and more

ESPP and 401K with company match

HSA

EAP with counseling

Corporate discounts

On-demand training and certification

Discounts with associations

Career coaching

Welcome Packet resources

Job summary

Everforth Apex Systems seeks a Senior Engineer focused on AI Voice Agents to design, build, and deploy voice-enabled AI solutions for automated customer service and retail journeys.

The role emphasizes production-grade development, collaboration with product/architecture teams, and ownership from requirements to production support. Hybrid Chicago-based position with strong emphasis on secure, scalable APIs and performance testing.

Qualifications

• Bachelor's degree in Computer Science, Engineering, or a related technical field of study.
• Senior-level backend software engineering experience with production-quality services, conversational AI systems, and cloud-native apps.
• Proficiency in Python, conversational and voice AI, LangChain or LangGraph, and AWS cloud development.

Responsibilities

• Design, develop, deploy voice AI agents and agentic workflows using Python and LangChain/LangGraph.
• Build conversational workflows managing customer intent, multi-turn context, tool execution, rules, fallback, and handoff.
• Integrate speech recognition, speech synthesis, streaming interfaces, and contact center platforms to reduce latency.

Skills

Python development

LangChain LangGraph

AWS

API integration

Education

Bachelor's degree in Computer Science or related field

Job description

Job#: 3057591

Job Description

Senior Engineer - AI Voice Agents

Location: Chicago, Illinois (hybrid)

Role Overview

Our organization is seeking a Senior Engineer specialized in AI Voice Agents to support automated customer service and retail journeys. This role focuses on designing, coding, testing, and deploying production-grade, voice-enabled AI solutions that scale during peak demand and irregular operations. The successful candidate will work closely with product, architecture, and platform teams to own the delivery of assigned capabilities from requirements through production support.

Key Responsibilities

• Design, develop, and deploy voice AI agents and agentic workflows using Python and frameworks such as LangChain or LangGraph.
• Build conversational workflows managing customer intent, multi-turn context, tool execution, business rules, fallback behavior, and agent handoff.
• Integrate speech recognition, speech synthesis, streaming interfaces, and contact center platforms while optimizing response latency and interruption handling.
• Develop secure APIs and backend integrations enabling AI agents to retrieve information and execute transactions.
• Implement and optimize prompts, agent orchestration, retrieval-augmented generation (RAG), and grounding against approved enterprise knowledge sources.
• Build resilient, scalable AWS solutions with appropriate timeout, retry, error-handling, and asynchronous processing patterns.
• Write clean, maintainable code, participate in design and code reviews, and contribute to technical specifications.
• Develop unit, integration, and conversational regression tests to support performance and non-functional testing.
• Evaluate conversation quality, task completion, response accuracy, latency, and failure scenarios to improve system reliability.
• Implement security protocols, customer data protection, and responsible AI guardrails against unsupported responses.

Required Qualifications

Education

Bachelor’s degree in Computer Science, Engineering, or a related technical field of study.

Experience

Senior-level experience in backend software engineering with a focus on production-quality services, conversational AI systems, and cloud-native applications.

Technical Skills

Proficiency in Python development, conversational and voice AI, LangChain or LangGraph frameworks, AWS cloud development, and API integration.

Preferred Qualifications

• Experience with automated testing tools, including Word and conversational regression testing frameworks.
• Familiarity with event-driven design patterns and relational, NoSQL, or vector databases.

Benefits Overview

• medical, dental, vision, life, disability, and other insurance plans that offer an optional layer of financial protection.
• ESPP (employee stock purchase program) and a 401K program which allows you to contribute typically within 30 days of starting, with a company match after 12 months of tenure.
• HSA (Health Savings Account on the HDHP plan).
• SupportLinc Employee Assistance Program (EAP) with up to 8 free counseling sessions.
• corporate discount savings program and other discounts.
• on-demand training program: provides access to certification prep and a library of technical and leadership courses/books/seminars once you have 6+ months of tenure.
• certification discounts and other perks to associations that include CompTIA and IIBA.
• dedicated customer service team for our Consultants that can address questions around benefits and other resources, as well as a certified Career Coach.
• full list of our benefits, programs, support teams and resources within our ‘Welcome Packet’ as well, which an Everforth Apex team member can provide.

Equal Opportunity Employer

Everforth Apex Systems is an equal opportunity employer. We do not discriminate or allow discrimination on the basis of race, color, religion, creed, sex (including pregnancy, childbirth, breastfeeding, or related medical conditions), age, sexual orientation, gender identity, national origin, ancestry, citizenship, genetic information, registered domestic partner status, marital status, disability, status as a crime victim, protected veteran status, political affiliation, union membership, or any other characteristic protected by law. Everforth Apex will consider qualified applicants with criminal histories in a manner consistent with the requirements of applicable law.

Accommodation and ADA

If you require an accommodation under the Americans with Disabilities Act to participate in an interview with a virtual recruiter or to use our website for a search or application, please contact our Benefits Department at [email protected] or 804-523-8228. Please note that this contact information is strictly to be used for medical ADA accommodations and that no other inquiries will be answered.

UnitedHealthcare Transparency Statement

UnitedHealthcare creates and publishes the Transparency in Coverage Machine-Readable Files on behalf of Everforth Apex Systems.

© 2026 Everforth, Inc. All rights reserved.

Everforth Apex Systems is part of the Commercial Segment of Everforth, Inc.

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