Senior Software Engineer - AI Systems & Architecture Lead

Cryoport Systems; United States; On-site; USD 120,000 - 180,000; Full time

Job summary

Cryoport Systems is seeking a Senior Software Engineer to lead technical initiatives, shape architecture, and drive delivery across value streams.

You will mentor engineers, collaborate with product, data science, and AI teams to build production-grade systems and AI features using Ruby, Java, Python, and JavaScript.

This role emphasizes domain-driven design, observability, secure software practices, and scalable cloud-native solutions to support Cryoport's expanding life sciences platform.

Qualifications

• BS in CS or equivalent; MS preferred.
• 8+ years architecting, implementing, and maintaining 100,000+ lines of code in Ruby on Rails, J2EE, JS (React/Node), Python.
• 5+ years architecting JSON APIs.
• 2+ years hands-on AI/ML engineering in production.
• Extensive knowledge of microservices, APIs, event-driven architectures, Docker, Kubernetes, and data modeling.
• Hands-on with LLM APIs and LangChain, LlamaIndex.
• Experience with vector databases (Pinecone, Weaviate, pgvector) and semantic search.
• Familiarity with ML serving infrastructure and cloud deployment patterns.
• Experience with model evaluation, prompt engineering, and AI observability tooling; LoRA/RLHF or MLOps a plus.

Responsibilities

• Technical Expertise: build scalable, maintainable software aligned with roadmaps.
• Implement AI-powered features like LLM integrations and RAG pipelines.
• Lead agile value stream initiatives and ensure alignment with business goals.
• Apply best practices in modularization, testing, security, and data modeling.
• Establish engineering best practices around prompt management and observability for AI systems.
• AI Engineering: design production-grade AI systems with foundation models (OpenAI, Anthropic) via LangChain/LlamaIndex.
• Architect retrieval-augmented generation pipelines and vector search using Pinecone/Weaviate/pgvector.
• Evaluate models and frameworks for performance, cost, and suitability.
• Design and maintain scalable ML serving infra and deployment pipelines.
• Collaborate with data science teams to bring model-driven capabilities to production.

Skills

Ruby on Rails

Java

JavaScript

Python

J2EE

React

Node.js

JSON APIs

AI/ML engineering

LLM APIs

Education

B.S. in Computer Science or equivalent

M.S. in Computer Science (preferred)

Tools

Docker

Kubernetes

LangChain

LlamaIndex

Pinecone

Weaviate

pgvector

OpenAI API

Anthropic

GitHub

Job description

Cryoport Systems is seeking a Senior Software Engineer to lead technical initiatives, shape architecture, and drive delivery across value streams.

You will mentor engineers, collaborate with product, data science, and AI teams to build production-grade systems and AI features using Ruby, Java, Python, and JavaScript.

This role emphasizes domain-driven design, observability, secure software practices, and scalable cloud-native solutions to support Cryoport's expanding life sciences platform.