Senior AI/ML Backend Engineer
Summary
Build and deploy AI/ML backend services for an evidence-based mental health platform, using Python, FastAPI, and LLM frameworks to power scalable, generative-AI features.
We are looking for an experienced Senior AI/ML Backend Engineer who is eager to build the backend services for our AI/ML product features that make a significant impact within the organization. The ideal candidate will be enthusiastic about taking ownership of their work and spearheading cross-functional projects.
Lyra is for you if you
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Thrive on working with brilliant teammates to solve complex, meaningful problems
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Are passionate about making a social impact and supporting people at their most challenging moments
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Enjoy cross-functional collaboration with therapists, data scientists, engineers and product managers
In this role, you will
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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.
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Create the necessary backend infrastructure to enable scalable, resilient and highly performant solutions
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Deploy and manage various applications in production
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And of course, you will be coding every day!
We are looking for someone with:
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6+ years of experience delivering production ready products
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Ability to write high-quality code in Python
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Experience with modern async Python web frameworks (e.g., FastAPI) and handling data streaming (WebSockets, Server-Sent Events)
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Experience working with Docker and deploying applications to Kubernetes
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Experience with relational and low-latency databases
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Experience integrating RAG (retrieval-augmented generation) into AI features
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Experience building generative AI chatbots
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Experience with LLM observability and monitoring tools (e.g., Langfuse) to track latency, token usage, and output quality.
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Familiarity with LLM orchestration frameworks (e.g., LangChain, LlamaIndex) and integrating with foundation model APIs (e.g., OpenAI, Anthropic, AWS Bedrock)
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A desire to learn new technologies quickly
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A love of building systems from scratch
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A thoughtful approach to balancing quality and deadlines in fast-paced settings
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Excellent communication skills with a talent for building consensus and alignment
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Strong organizational skills and the ability to distill complex problems into clear priorities that move the team and business forward
Nice to haves:
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Experience setting up and maintaining vector databases
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Experience working with Celery
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Experience defining and using Protobuf messages
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Experience writing production code in Java/Kotlin
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Experience building solutions on cloud infrastructure, particularly AWS
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Experience working with highly sensitive data in a healthcare environment
Skills
As published by lever · 5 questions · 1 written answer
Basics
Resume/CV, Full name, Pronouns, Email, Phone, Current location, Current company, LinkedIn URL, Twitter URL, GitHub URL, Portfolio URL, Other website, To which gender identity do you most identify?, To which sexual orientation do you most identify?, Do you identify as a person living with a disability?, Are you fluent in any of the following languages?, Do you identify as LGBTQIA+?
Pick from a list (4)
- Do you have hands-on experience building generative AI chatbots and integrating retrieval-augmented generation (RAG) into AI features?
- Do you have 4 or more years of experience delivering production-ready APIs?
- Are you legally authorized to work in the United States for our Company?
- Do you now, or will you in the future, require sponsorship for employment visa status (e.g., H-1B visa status, etc.) to work legally for our Company in the United States?
Written answers (1)
- What is one fun fact about your hometown?