Senior AI/ML Platform Engineer

About Lyra Health
Lyra Health is a leading provider of evidence-based mental health care, serving more than 20 million people globally in partnership with employers and more than 100 million through health plan and partner relationships. The company has delivered more than 15 million sessions of mental health care, published more than 35 peer-reviewed studies, and delivered unmatched outcomes in terms of access, clinical effectiveness, and cost efficiency. Extensive peer-reviewed research confirms Lyra’s transformative care model helps people recover twice as fast and results in a 26% annual reduction in overall healthcare claims costs. Lyra is transforming access to life-changing mental health care through Lyra Empower, the only fully integrated, AI-powered platform combining the highest-quality care and technology solutions.

We are looking for an experienced Senior AI/ML Platform Engineer who is eager to build the platforms, infrastructure and services necessary to deliver ML and generative AI based products that make a significant impact within the organization.  The ideal candidate will be enthusiastic about taking ownership of their work, spearheading cross-functional projects, and providing guidance and mentorship to other team members.
Lyra is for you if you
Thrive on working with brilliant teammates to solve complex, meaningful problems
Are passionate about making a social impact and supporting people at their most challenging moments
Enjoy cross-functional collaboration with therapists, data scientists, engineers and product managers
In this role, you will
Be part of a team working on building our machine learning and generative AI platforms that will be used by teams across the company
Create the necessary backend infrastructure to enable scalable, resilient and highly performant solutions
Build services that expose machine learning and AI based products
Deploy and manage various applications in production
And of course, you will be coding every day!

We are looking for someone with:
-
6+ years of experience delivering production ready products

-
Ability to write high-quality code in Python

-
Experience with modern async Python web frameworks (e.g., FastAPI) and handling data streaming (WebSockets, Server-Sent Events)

-
Experience working with Docker and deploying applications to Kubernetes

-
Experience with relational and low-latency databases

-
Experience building RAG based AI solutions

-
Experience setting up and maintaining vector databases

-
Familiarity with LLM orchestration frameworks (e.g., LangChain, LlamaIndex) and integrating with foundation model APIs (e.g., OpenAI, Anthropic, AWS Bedrock)

-
A desire to learn new technologies quickly

-
A love of building systems from scratch

-
A thoughtful approach to balancing quality and deadlines in fast-paced settings

-
Excellent communication skills with a talent for building consensus and alignment

-
Strong organizational skills and the ability to distill complex problems into clear priorities that move the team and business forward

Nice to haves:
-
Experience with Graph Databases (e.g., Neo4j, AWS Neptune) and integrating them into AI/Knowledge systems (e.g., GraphRAG)

-
Experience with LLM observability and monitoring tools (e.g., Langfuse) to track latency, token usage, and output quality.

-
Experience working with Celery

-
Experience defining and using Protobuf messages

-
Experience writing production code in Java/Kotlin

-
Experience building solutions on cloud infrastructure, particularly AWS

-
Experience working with highly sensitive data in a healthcare environment