Reflection AI

Open 28d On-siteNorth AmericaLead

2 weeks ago

Member of Technical Staff - Engineering Lead, Data Platform

AI Airflow Analytics Backbone.js BigQuery +12 skills

Lead a team of ~10 data platform engineers to build scalable data infrastructure for AI research and production, using Spark, Flink, Airflow, Kafka, and lakehouse formats like Iceberg.

Open 17d On-siteNorth America

3 weeks ago

Member of Technical Staff, Data Flywheel

AI LLM Machine Learning Reinforcement Learning

Hands-on technical role on the Data Flywheel team building evaluations, data pipelines, and feedback loops to close the gap between LLM benchmark and real-world performance, spanning evaluation design, data curation, and model training infrastructure.

Open 60d On-siteNorth AmericaLead

4 weeks ago

Member of Technical Staff - Engineering Lead, Compute Platform

Lead a team of systems engineers building and operating a Kubernetes-based compute platform distributed across multiple neo-clouds. You’ll hire and grow engineers, guide architectural decisions for multi-cloud scheduling, GPU cluster management, and fault tolerance, and stay hands-on with the technical stack. Tech includes Kubernetes, GPU hardware, NCCL, and high-performance storage like VAST.

AI Cloud Kubernetes

last month

Member of Technical Staff - Post-Training

AI Distributed Systems LLM Machine Learning Reinforcement Learning

Build and optimize post-training systems for large language models, including data pipelines, reward models, and reinforcement learning to improve reasoning and instruction-following.

Open 47d On-siteNorth America

Member of Technical Staff - Research Software Engineer - Safety Evaluations Infrastructure

AI Containerization Data Pipelines Developer Experience LLM +4 skills

Build and maintain secure, isolated infrastructure for evaluating AI models in high-consequence domains like CBRN and child safety, ensuring reproducibility and compliance with safety standards.

Open 53d On-siteNorth America

Member of Technical Staff - Data Platform

AI Airflow Analytics Backbone.js BigQuery +13 skills

Build and maintain the core data infrastructure that powers AI research, training, and production at an open-source AI lab, using distributed systems like Spark, Kafka, and Airflow.

Open 53d On-siteNorth AmericaLead

Member of Technical Staff - Engineering Lead, Data Ingestion

AI Airflow Data Ingestion Data Lake Data Quality +5 skills

Lead a team building and scaling the data ingestion layer that feeds AI training corpora, including web crawling, extraction pipelines, and data lakes, while staying hands-on with distributed systems and collaborating closely with research teams.

Open 58d On-siteNorth AmericaLead

Member of Technical Staff - Engineering Lead, Shared Services

AI Distributed Systems Kubernetes

Leads a team building and scaling the shared infrastructure (distributed systems, Kubernetes, and service platforms) that supports AI research, training, and production at an open-source AI lab in San Francisco.

Open 58d On-siteNorth AmericaLead

Member of Technical Staff - Engineering Lead, Applications

AI API FastAPI gRPC RBAC +2 skills

Lead a team of full-stack engineers building internal dashboards, admin tools, and customer-facing product surfaces for an AI research lab. Work hands-on across the stack (React/TypeScript, Go/FastAPI, REST/gRPC, auth/RBAC) while guiding architectural decisions and mentoring engineers in a fast-moving startup environment.

Open 58d On-siteNorth AmericaC-level

Head of Marketing

Our Mission Reflection is a research lab making intelligence open and accessible for everyone to use, customize, and build on. We build open models that let anyone control their intelligence and help shape the future…

Sales Enablement

Open 59d On-siteNorth AmericaLead

Member of Technical Staff - Engineering Lead, Platform Foundations

AI BGP CI/CD Cloud DNS +9 skills

Lead a team of infrastructure engineers building the foundational platform layer (cloud, networking, security, developer tooling) that every engineering team at this AI research lab depends on. Combine people leadership with hands-on technical work across Kubernetes, Terraform, multi-cloud infrastructure, and CI/CD systems.

Open 59d On-siteNorth America

Manager of Identity & Access Management

Active Directory AI API Authentication Automation +21 skills

Our Mission Reflection is a research lab making intelligence open and accessible for everyone to use, customize, and build on. We build open models that let anyone control their intelligence and help shape the future…

Open 59d On-siteNorth AmericaContract

Manager of Technology & Security Engineering

AI Authentication Automation CI/CD Cloud +17 skills

Our Mission Reflection is a research lab making intelligence open and accessible for everyone to use, customize, and build on. We build open models that let anyone control their intelligence and help shape the future…

3 months ago

Member of Technical Staff - Data Ingestion Engineer

AI Data Ingestion Data Quality Distributed Systems LLM +1 skills

Our Mission Reflection is a research lab making intelligence open and accessible for everyone to use, customize, and build on. We build open models that let anyone control their intelligence and help shape the future…

Open 85d On-siteNorth America

3 months ago

Member of Technical Staff - Web Crawl Engineer

AI Automation Data Quality Distributed Systems Flink +4 skills

Our Mission Reflection is a research lab making intelligence open and accessible for everyone to use, customize, and build on. We build open models that let anyone control their intelligence and help shape the future…

Open 91d On-siteNorth AmericaContract

3 months ago

Engagement Manager

AI Machine Learning Stakeholder Management Technical Discovery

Our Mission Reflection is a research lab making intelligence open and accessible for everyone to use, customize, and build on. We build open models that let anyone control their intelligence and help shape the future…

Open 92d On-siteAPAC, North AmericaLead

4 months ago

Forward Deployed Engineer, Lead - AI Engineer

Our Mission Reflection is a research lab making intelligence open and accessible for everyone to use, customize, and build on. We build open models that let anyone control their intelligence and help shape the future…

Agentic AI AI CI/CD Cloud DevOps +11 skills

4 months ago

Research Program Manager - Model Development

AI Data Pipelines Machine Learning Program Management Slack +1 skills

Our Mission Reflection is a research lab making intelligence open and accessible for everyone to use, customize, and build on. We build open models that let anyone control their intelligence and help shape the future…

4 months ago

Research Program Manager - Research Infrastructure