Remote Conversational AI Platform Engineer (AWS & LLMs)

Cognizant; Bismarck (ND); Remote; USD 84,000 - 130,000; Full time

Benefits offered by this job

Medical Insurance

Dental Insurance

Vision Insurance

Life Insurance

Holidays & PTO

401(k)

Disability Insurance

Parental Leave

Employee Stock Purchase Plan

Job summary

Cognizant is seeking a Conversational AI Platform Engineer to design, develop, and deploy enterprise-grade voice and chat bots using AWS Lex, Bedrock, and related AWS AI services.

You will build agentic AI applications, craft intents and prompts, monitor performance, and ensure cost efficiency, with a remote-friendly setup in the United States.

This role offers a flexible work model, eligibility for Cognizant's discretionary annual incentive program, and comprehensive benefits.

Qualifications

• Strong hands-on experience developing Conversational AI and Agentic AI platforms using Amazon Bedrock, Bedrock AgentCore, AWS Lex, AWS Strands SDK/Framework, and related AWS AI services.
• Hands-on experience building production-grade Generative AI solutions using Amazon Bedrock, including LLM application development, agent workflows, tool calling, and function calling.
• Strong experience designing and developing voice bot and chat bot solutions, including intent modeling, conversation design, prompt engineering, and NLU concepts.
• Strong AWS cloud development experience including AWS Lambda, Amazon S3, DynamoDB, API Gateway, IAM, and CloudWatch.
• Experience securing enterprise AI applications through guardrails, prompt injection mitigation, data protection, access controls, responsible AI controls, and AI security best practices.
• Experience monitoring, troubleshooting, and optimizing AI agents and conversational AI platforms in production environments.
• Hands-on experience with conversational analytics, agent evaluation frameworks, and bot performance optimization.
• Experience using at least one AI-assisted development platform such as GitHub Copilot, ChatGPT, Cursor, Claude, or a similar development accelerator.

Responsibilities

• Design, develop, and deploy conversational AI platforms, including voice bots and chat bots, using AWS Lex and other deterministic bot technologies.
• Build and orchestrate Agentic AI applications leveraging Amazon Bedrock, Bedrock AgentCore, and AWS Strands SDK/Framework.
• Develop production-grade Generative AI and LLM-based applications utilizing tool calling, function calling, multi-agent workflows, and agent orchestration patterns.
• Design intent models, conversation flows, prompts, and Natural Language Understanding (NLU) capabilities to deliver highly effective user experiences.
• Monitor, optimize, troubleshoot, and continuously improve AI agents and conversational systems for accuracy, latency, scalability, reliability, observability, and cost efficiency.

Skills

Conversational AI

Agentic AI

AWS Lex

Bedrock

LLMs

NLU concepts

AWS Lambda

AI security

Tool calling & function calling

Production monitoring

Tools

Bedrock AgentCore

Strands SDK

GitHub Copilot

ChatGPT

Cursor

Claude

Job description

Cognizant is seeking a Conversational AI Platform Engineer to design, develop, and deploy enterprise-grade voice and chat bots using AWS Lex, Bedrock, and related AWS AI services.

You will build agentic AI applications, craft intents and prompts, monitor performance, and ensure cost efficiency, with a remote-friendly setup in the United States.

This role offers a flexible work model, eligibility for Cognizant's discretionary annual incentive program, and comprehensive benefits.