[Remote] Senior AI/ML Backend Engineer

Note: The job is a remote job and is open to candidates in USA. Lyra Health is a leading provider of evidence-based mental health care and an AI-powered platform transforming access to mental health services. The Senior AI/ML Backend Engineer will build backend services and infrastructure for machine learning and generative AI product features, deploy and manage production applications, and lead cross-functional projects.

Responsibilities

• Be part of a team working on building our machine learning and generative AI backend services that will support the many ML/AI product features
• Create the necessary backend infrastructure to enable scalable, resilient and highly performant solutions
• Deploy and manage various applications in production
• And of course, you will be coding every day!

Skills

• - 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 integrating RAG (retrieval-augmented generation) into AI features
• - Experience building generative AI chatbots
• - Experience with LLM observability and monitoring tools (e.g., Langfuse) to track latency, token usage, and output quality
• - 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
• - Experience setting up and maintaining vector databases
• - 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

Benefits

• Remote work arrangement

Company Overview

Lyra helps companies improve access to effective mental health care for their employees. It was founded in 2015, and is headquartered in California City, California, USA, with a workforce of 1001-5000 employees. Its website is http://www.lyrahealth.com.

Company H1B Sponsorship

Lyra Health has a track record of offering H1B sponsorships, with 1 in 2026, 3 in 2025, 4 in 2024, 6 in 2023, 6 in 2022, 1 in 2021, 3 in 2020. Please note that this does not guarantee sponsorship for this specific role.