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Senior Python & AI Engineer

Raja
Wajahat

I build production agentic AI systems at enterprise scale.

Currently at Pfizer via Jakala — LangGraph + Bedrock, 80% triage eliminated.

⬢  Open to Relocation to Germany · Remote

Experience

2022
Present

Senior Python & AI Engineer — Jakala (Client: Pfizer)

Architected a production LangGraph + AWS Bedrock agentic system that monitors CloudWatch logs, classifies anomalies, creates Jira tickets and GitHub PRs autonomously. Eliminated ~80% of manual triage, recovering 15 engineer-hours/week.

Python LangGraph AWS Bedrock CloudWatch Terraform
2021
2022

Python Engineer — Circadia Health

Backend systems for a health tech platform. Data pipelines, REST APIs, and ML model integration for sleep analysis.

Python FastAPI PostgreSQL AWS
2019
2021

Python Developer — BigGO

Scalable backend services. Elasticsearch search infrastructure and Celery queues.

Python Django Elasticsearch Celery AWS

Projects

Founder · Live

DueHawk

AI-powered accounts receivable platform for professional services firms. Multi-agent pipeline with confidence-based autonomy — acts independently above 85%, queues for human review between 65–84%. Gmail and Microsoft 365 integration via OAuth2 and webhooks.

Open Source · PyPI

UpstreamIQ

Python package for upstream dependency intelligence. Surfaces blast radius of dependency changes before they propagate downstream.

Stack

Python LangGraph AWS Bedrock FastAPI PostgreSQL Redis Celery Docker Terraform GitHub Actions Python LangGraph AWS Bedrock FastAPI PostgreSQL Redis Celery Docker Terraform GitHub Actions
OpenAI GPT-4o LangChain CloudWatch Gmail API Microsoft Graph Jira API Next.js Elasticsearch AWS ECS Fargate OpenAI GPT-4o LangChain CloudWatch Gmail API Microsoft Graph Jira API Next.js Elasticsearch AWS ECS Fargate

Let’s build
something.

Open to Senior Python and AI Engineer roles in Germany or remote.

Offer letter only — no legal complexity for the employer.