Senior Backend Engineer (AI Focus) jobs in United States
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Atrix AI ยท 7 hours ago

Senior Backend Engineer (AI Focus)

positionNew York, NY
timeFull-time
remoteOnsite
seniorityMid, Senior Level
money$140K/yr - $180K/yr
date4+ years exp

Atrix AI is focused on transforming unstructured data for medical affairs teams in pharma companies. They are seeking a Senior Backend Engineer to build scalable services and infrastructure for their AI platform, optimizing APIs and database performance to support enterprise-level demands.

Artificial Intelligence (AI)ComplianceEnterprise SoftwareLife ScienceMedical DevicePharmaceutical
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H1B Sponsor Likelynote

Responsibilities

Our FastAPI-based backend services, including REST APIs serving complex AI workflows
Database architecture and query optimization in PostgreSQL
Distributed task processing with Celery and Redis
Infrastructure and deployment pipelines on AWS (EKS, S3, SQS, Lambda)
Integration with LLM frameworks (LangChain, LlamaIndex) and vector databases
Backend features that power document processing, data enrichment, and real-time communication

Qualification

PythonFastAPIPostgreSQLDockerAWSRedisCeleryAsync PythonKubernetesVector databasesLLM frameworksHealthcare experience

Required

4+ years with Python
2+ years building production REST APIs with FastAPI, Django, or Flask
PostgreSQL experience including schema design
Familiarity with async Python patterns
Docker containerization experience
Some exposure to cloud infrastructure (AWS preferred)

Preferred

Redis and Celery for distributed task processing
Deep query optimization and database performance tuning
Kubernetes experience
Vector databases (Qdrant, Pinecone) or embeddings experience
LLM framework experience (LangChain, LlamaIndex)
Healthcare or life sciences domain experience

Company

Atrix AI

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Atrix helps medical affairs teams turn messy data and research into actionable insights with automated workflows -- powered by AI.
dateFounded in 2023
location
New York, New York, USA
people-size11-50 employees
web-link
https://www.atrix.ai

H1B Sponsorship

Atrix AI has a track record of offering H1B sponsorships. Please note that this does not guarantee sponsorship for this specific role. Below presents additional info for your reference. (Data Powered by US Department of Labor)
Distribution of Different Job Fields Receiving Sponsorship
Represents job field similar to this job
Trends of Total Sponsorships
2025 (5)
2024 (21)

Funding

Current Stage
Early Stage
Total Funding
unknown
2025-03-31Seed
2023-07-01Pre Seed

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