Senior Full Stack AI Engineer w/Node.js TypeScript

Pacer Group · Des Moines, Iowa

FULL TIME

Job Description

Job Title: Senior Full Stack AI Engineer w/Node.js TypeScript

Location

Des Moines, IA

Work Arrangement: Onsite

Employment Type: Contract

Duration: 6+ months

Domain: Information Technology | Enterprise Software & Generative AI

Pay Rate: $58.00/hr W2 | $70.00/hr C2C

Application Deadline: October 29, 2026

No. of Opening: Two

SKILLS REQUIRED

Primary (Must-Have)

· Strong hands-on Node.js / TypeScript development experience

AWS Cloud Services (Amazon Bedrock, AWS CDK, API Gateway, Lambda, Fargate, S3, EventBridge, DynamoDB, PostgreSQL, CloudWatch)
Infrastructure as Code (IaC) via AWS CDK

· Generative AI Engineering (RAG architecture, vector search, embeddings, prompt engineering, AI chatbots/copilots)

Secondary (Good to Have)

AI Safety & Guardrails (Prompt injection mitigation, output validation, hallucination controls)
CI/CD, Enterprise Automated Testing & Debugging
Modern Database Design (DynamoDB & PostgreSQL)

POSITION OVERVIEW

The Engineering & Technology department is seeking a Senior Full Stack AI Engineer to accelerate the deployment of enterprise-grade Generative AI applications and knowledge assistants. Reporting to the Engineering Lead, the selected candidate will solve critical data retrieval and business process bottlenecks by engineering secure, scalable AWS-hosted backend APIs and RAG-based AI workflows. This position demands a high-output software builder capable of directly bridging cutting-edge LLM capabilities with production-ready enterprise systems.

ROLES & RESPONSIBILITIES

Architect, build, and deploy production-ready backend services and APIs using Node.js and TypeScript.
Design, deploy, and manage scalable cloud infrastructure using AWS CDK, integrating services including Amazon Bedrock, Lambda, API Gateway, Fargate, DynamoDB, and PostgreSQL.
Develop enterprise Generative AI workflows, leveraging retrieval-augmented generation (RAG), vector search, embeddings, chunking, and prompt engineering strategies to deliver reliable AI copilots.
Implement robust AI output validation, safety guardrails, content moderation, and controls to mitigate risks such as prompt injections and model hallucinations.
Collaborate cross-functionally with product, architecture, QA, security, and enterprise stakeholders to integrate scalable AI capabilities into core business workflows and maintain CI/CD pipelines.

BENEFITS

Medical | Dental | Vision | 401(k)

EEOC Compliance

We are an equal opportunity employer, and all qualified applicants will receive consideration for employment.

DISCLAIMER

AI Usage Policy: Pacer Group uses AI to assist in screening applications. Final hiring decisions are made by human recruiters based on qualifications and experience.

Company	Pacer Group
Location	Des Moines, Iowa
Type	FULL TIME
Niche	Full-time

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