AWS AI Developer - AIDEV 26-00838

Job Title : AWS AI Developer

Location : Onshore Canada (preferably Greater Toronto Area) – Hybrid (2–3 days onsite)

Duration : 12 months

Role Summary

A leading organization is seeking an AWS AI Developer to support a conversational AI solution built on Amazon Lex, Amazon Bedrock, and serverless AWS services. This role focuses on chatbot development, Generative AI integration, and Retrieval-Augmented Generation (RAG) in a secure, enterprise environment.

The ideal candidate will have hands-on experience building GenAI-powered applications, working with AWS serverless architectures, and integrating large language models into production systems.

Experience

2–4 years of total software development experience

1–2 years building chatbots or GenAI / ML-powered applications

Hands-on experience with AWS serverless and event-driven architectures

Key Responsibilities

Build and maintain Amazon Lex chatbots with AWS Lambda fulfillment

Integrate Amazon Bedrock models (e.g., Claude) and manage prompt design

Implement Retrieval-Augmented Generation (RAG) workflows using embeddings and vector search (PGVector / PostgreSQL)

Develop secure APIs and backend integrations using API Gateway, ALB, or NLB

Implement authentication and authorization using Microsoft Identity (OIDC / OAuth, JWT)

Contribute to CI / CD pipelines, testing frameworks, and technical documentation

Implement logging, monitoring, and tracing using CloudWatch and X-Ray

Support Amazon Connect chatbot handoff and user acceptance testing (UAT)

Required Skills

AWS Services : Lambda, Lex, Bedrock, Amazon Connect, API Gateway / ALB / NLB, IAM, CloudWatch, Secrets Manager

GenAI / RAG : Embeddings, vector similarity search, prompt engineering

Databases : PostgreSQL, PGVector, basic SQL

Programming Languages : Python or Node.js

Security : OAuth / OIDC (Microsoft), JWT, least-privilege IAM design

DevOps : Git, CI / CD (CodePipeline or GitHub Actions), Infrastructure as Code (CDK or Terraform)

Nice to Have

Experience working with Claude models

Caching solutions (Redis / Amazon ElastiCache)

Prompt evaluation and testing tools

Education / Certifications

Bachelor’s degree in Computer Science, Engineering, or equivalent experience

AWS Associate-level certification is a plus

For more details reach at resumes@navitassols.com.

About Navitas Partners, LLC : It is a certified WBENC and one of the fastest-growing Technical / IT staffing firms in the US providing services to numerous clients. We offer the most competitive pay for every position. We understand this is a partnership. You will not be blindsided and your salary will be discussed upfront.