_{17th December, 2025}

AWS AI Developers

Duration of contract:  6 months
Hybrid work: to Toronto office

2–4 years total software development; 
1–2 years building chatbots or ML-powered apps (Lex, Bedrock, or comparable).
Hands-on with serverless (AWS Lambda) and event-driven integrations.

Core Responsibilities

• Develop and maintain Lex intents/slots and Lambda fulfillment 
• Integrate and parameterize Bedrock model calls (e.g., Claude 3 Haiku) and manage prompt templates and system prompts
• Implement RAG calls: generate Titan V2 embeddings, upsert/query PGVector in PostgreSQL, and perform hybrid semantic + keyword retrieval
• Build secure API flows between iris‑chat‑ui, JWT token generator, and backend services behind the Network Load Balancer; handle auth via Microsoft identity
• Write unit/integration tests; contribute to CI/CD pipelines; document APIs and runbooks
• Instrument logging, metrics, and tracing (CloudWatch, X-Ray) and assist with performance tuning (latency, token usage, concurrency)
• Support Amazon Connect contact flows for handoff/escalation; validate conversation quality and UAT scenarios

Skill Set

• AWS: Lambda, Lex, Bedrock, Amazon Connect, API Gateway (or ALB/NLB), CloudWatch, IAM, Secrets Manager, S3.
• LLM & RAG: embeddings, vector similarity, prompt engineering, context windows, token limits, grounding strategies.
• Data: PostgreSQL, PGVector, schema design for documents/chunks/metadata; basic SQL.
• Languages/Frameworks: Python or Node.js; familiarity with SDKs for Bedrock/DB; RESTful APIs; JSON.
• Security & Compliance: OAuth/OIDC (Microsoft), JWT, IAM policies, KMS, secret rotation; least‑privilege design.
• DevOps: Git, CI/CD (CodePipeline/GitHub Actions), IaC (CDK or Terraform), build/test automation.
• Nice to have: Experience with Claude model families, caching strategies (Redis/ElastiCache), prompt evaluation tools.

Qualifications

• Bachelor’s in CS/Engineering or equivalent experience.
• AWS Cloud Practitioner or Associate-level certification (Developer or Architect) is a plus.

   "This role is for an independent consultant working on a contract basis with a  
Kyndryl client, and it is not a direct employment position with Kyndryl." 

Apply For Job