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Series B$2B · 2 Mar, 57741 Seed$25M · 12 Oct, 57149 Series A$105M · 12 Oct, 57149

Reflection is an AI research lab building open frontier models and a full AI stack for developers, enterprises, and public-sector users.

Funding

Investors

Nvidia Lightspeed Venture Partners Citi DST 1789 gic Reid Hoffman Eric Schmidt Sequoia Capital CRV DST Eric Yuan Disruptive Alexandr Wang

View all 10 skills

Account Planning Ai Business Case Cloud Commercial Negotiation Cybersecurity Data Infrastructure Forecasting Machine Learning Pricing

Member of Technical Staff Safety

Reflection·1 hour ago

1 hour agoSan Francisco, CA; London; New York, NY Onsite Full Time Ai Jobs by Reflection

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Series B$2B · 2 Mar, 57741 Seed$25M · 12 Oct, 57149 Series A$105M · 12 Oct, 57149

Reflection is an AI research lab building open frontier models and a full AI stack for developers, enterprises, and public-sector users.

Funding

Investors

Nvidia Lightspeed Venture Partners Citi DST 1789 gic Reid Hoffman Eric Schmidt Sequoia Capital CRV DST Eric Yuan Disruptive Alexandr Wang

View all 11 skills

Adversarial Attack Alignment Evaluation Interpretability Jailbreaking Llm Safety Machine Learning Red Teaming Rlaif Rlhf Software Engineering

Member of Technical Staff - Pre-Training

Reflection·1 hour ago

1 hour agoSan Francisco, CA; London; New York, NY Onsite Full Time Ai Jobs by Reflection

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Series B$2B · 2 Mar, 57741 Seed$25M · 12 Oct, 57149 Series A$105M · 12 Oct, 57149

Reflection is an AI research lab building open frontier models and a full AI stack for developers, enterprises, and public-sector users.

Funding

Investors

Nvidia Lightspeed Venture Partners Citi DST 1789 gic Reid Hoffman Eric Schmidt Sequoia Capital CRV DST Eric Yuan Disruptive Alexandr Wang

View all 11 skills

Algorithm Data Processing Deep Learning Distributed Training Etl Llm Model Architecture Optimizer Python Pytorch Scaling Law

Member of Technical Staff - Pre-Training Infra

Reflection·1 hour ago

1 hour agoSan Francisco, CA; London; New York, NY Onsite Full Time Engineering Jobs by Reflection

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Series B$2B · 2 Mar, 57741 Seed$25M · 12 Oct, 57149 Series A$105M · 12 Oct, 57149

Reflection is an AI research lab building open frontier models and a full AI stack for developers, enterprises, and public-sector users.

Funding

Investors

Nvidia Lightspeed Venture Partners Citi DST 1789 gic Reid Hoffman Eric Schmidt Sequoia Capital CRV DST Eric Yuan Disruptive Alexandr Wang

View all 10 skills

Checkpointing Data Pipeline Deepspeed Distributed Training Foundation Model Gpu Machine Learning Megatron Model Parallelism Nccl

Member of Technical Staff - Multilingual Data

Reflection·1 hour ago

1 hour agoSan Francisco, CA; London; New York, NY Onsite Full Time Ai Jobs by Reflection

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Series B$2B · 2 Mar, 57741 Seed$25M · 12 Oct, 57149 Series A$105M · 12 Oct, 57149

Reflection is an AI research lab building open frontier models and a full AI stack for developers, enterprises, and public-sector users.

Funding

Investors

Nvidia Lightspeed Venture Partners Citi DST 1789 gic Reid Hoffman Eric Schmidt Sequoia Capital CRV DST Eric Yuan Disruptive Alexandr Wang

View all 12 skills

Contamination Corpus Data Cleaning Data Pipeline Deduplication Evaluation Language Identification Llm Multilingualism Normalization Toxicity Translation

Member of Technical Staff - Mid-Training Infra

Reflection·1 hour ago

1 hour agoSan Francisco, CA; London; New York, NY Onsite Full Time Engineering Jobs by Reflection

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Series B$2B · 2 Mar, 57741 Seed$25M · 12 Oct, 57149 Series A$105M · 12 Oct, 57149

Reflection is an AI research lab building open frontier models and a full AI stack for developers, enterprises, and public-sector users.

Funding

Investors

Nvidia Lightspeed Venture Partners Citi DST 1789 gic Reid Hoffman Eric Schmidt Sequoia Capital CRV DST Eric Yuan Disruptive Alexandr Wang

View all 11 skills

Distributed System Gpu Inference Infrastructure Kernel Megatron Networking Optimization Reinforcement Learning Sglang Synthetic Data

Member of Technical Staff - Evaluations

Reflection·1 hour ago

1 hour agoSan Francisco, CA; London; New York, NY Onsite Full Time Ai Jobs by Reflection

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Series B$2B · 2 Mar, 57741 Seed$25M · 12 Oct, 57149 Series A$105M · 12 Oct, 57149

Reflection is an AI research lab building open frontier models and a full AI stack for developers, enterprises, and public-sector users.

Funding

Investors

Nvidia Lightspeed Venture Partners Citi DST 1789 gic Reid Hoffman Eric Schmidt Sequoia Capital CRV DST Eric Yuan Disruptive Alexandr Wang

View all 7 skills

Alignment Analysis Benchmark Evaluation Experiment Llm Reasoning

Member of Technical Staff - Engineering Lead Data Ingestion

Reflection·1 hour ago

1 hour agoSan Francisco, CA; London; New York, NY Onsite Full Time Engineering Management Jobs by Reflection

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Series B$2B · 2 Mar, 57741 Seed$25M · 12 Oct, 57149 Series A$105M · 12 Oct, 57149

Reflection is an AI research lab building open frontier models and a full AI stack for developers, enterprises, and public-sector users.

Funding

Investors

Nvidia Lightspeed Venture Partners Citi DST 1789 gic Reid Hoffman Eric Schmidt Sequoia Capital CRV DST Eric Yuan Disruptive Alexandr Wang

View all 19 skills

Airflow Beam Data Acquisition Data Ingestion Data Lake Dataset Versioning Deduplication Engineering Management Experiment Jsonl Llm Object Storage Parquet Prefect Ray Robots.Txt Spark Warc Web Crawling

Member of Technical Staff - Data Quality Engineer Pre-training

Reflection·1 hour ago

1 hour agoSan Francisco, CA; London; New York, NY Onsite Full Time Ai Jobs by Reflection

View organization details

Series B$2B · 2 Mar, 57741 Seed$25M · 12 Oct, 57149 Series A$105M · 12 Oct, 57149

Reflection is an AI research lab building open frontier models and a full AI stack for developers, enterprises, and public-sector users.

Funding

Investors

Nvidia Lightspeed Venture Partners Citi DST 1789 gic Reid Hoffman Eric Schmidt Sequoia Capital CRV DST Eric Yuan Disruptive Alexandr Wang

View all 10 skills

Data Analysis Data Pipeline Debugging Evaluation Llm Llm As A Judge Machine Learning Python Quality Assurance Statistical Method

Member of Technical Staff - Data Quality Engineer Post-training

Reflection·1 hour ago

1 hour agoSan Francisco, CA; London; New York, NY Onsite Full Time Ai Jobs by Reflection

View organization details

Series B$2B · 2 Mar, 57741 Seed$25M · 12 Oct, 57149 Series A$105M · 12 Oct, 57149

Reflection is an AI research lab building open frontier models and a full AI stack for developers, enterprises, and public-sector users.

Funding

Investors

Nvidia Lightspeed Venture Partners Citi DST 1789 gic Reid Hoffman Eric Schmidt Sequoia Capital CRV DST Eric Yuan Disruptive Alexandr Wang

View all 12 skills

Data Analysis Data Pipeline Debugging Evaluation Llm Llm As A Judge Machine Learning Python Quality Assurance Reinforcement Learning Sft Statistical Method

Member of Technical Staff - Data Ingestion Engineer

Reflection·1 hour ago

1 hour agoSan Francisco, CA; London; New York, NY Onsite Full Time Engineering Jobs by Reflection

View organization details

Series B$2B · 2 Mar, 57741 Seed$25M · 12 Oct, 57149 Series A$105M · 12 Oct, 57149

Reflection is an AI research lab building open frontier models and a full AI stack for developers, enterprises, and public-sector users.

Funding

Investors

Nvidia Lightspeed Venture Partners Citi DST 1789 gic Reid Hoffman Eric Schmidt Sequoia Capital CRV DST Eric Yuan Disruptive Alexandr Wang

View all 13 skills

Beam Code Review Data Acquisition Data Analysis Data Ingestion Data Pipeline Debugging Distributed System Experiment Llm Ray Spark Web Crawling

Member of Technical Staff Post Training

Reflection·1 hour ago

1 hour agoSan Francisco, CA; London; New York, NY Onsite Full Time Ai Jobs by Reflection

View organization details

Series B$2B · 2 Mar, 57741 Seed$25M · 12 Oct, 57149 Series A$105M · 12 Oct, 57149

Reflection is an AI research lab building open frontier models and a full AI stack for developers, enterprises, and public-sector users.

Funding

Investors

Nvidia Lightspeed Venture Partners Citi DST 1789 gic Reid Hoffman Eric Schmidt Sequoia Capital CRV DST Eric Yuan Disruptive Alexandr Wang

View all 10 skills

Data Generation Distributed System Inference Scaling Llm Machine Learning Model Alignment Model Training Post-Training Reinforcement Learning Reward Model

Member of Technical Staff Engineering Lead Shared Services

Reflection·1 hour ago

1 hour agoSan Francisco, CA; London; New York, NY Onsite Full Time Engineering Management Jobs by Reflection

View organization details

Series B$2B · 2 Mar, 57741 Seed$25M · 12 Oct, 57149 Series A$105M · 12 Oct, 57149

Reflection is an AI research lab building open frontier models and a full AI stack for developers, enterprises, and public-sector users.

Funding

Investors

Nvidia Lightspeed Venture Partners Citi DST 1789 gic Reid Hoffman Eric Schmidt Sequoia Capital CRV DST Eric Yuan Disruptive Alexandr Wang

View all 10 skills

Coordination Distributed System Kubernetes Latency On-Call Replication Service Reliability Sharding Sli Slo

Member of Technical Staff Engineering Lead Platform Foundations

Reflection·1 hour ago

1 hour agoSan Francisco, CA; London; New York, NY Onsite Full Time Engineering Management Jobs by Reflection

View organization details

Series B$2B · 2 Mar, 57741 Seed$25M · 12 Oct, 57149 Series A$105M · 12 Oct, 57149

Reflection is an AI research lab building open frontier models and a full AI stack for developers, enterprises, and public-sector users.

Funding

Investors

Nvidia Lightspeed Venture Partners Citi DST 1789 gic Reid Hoffman Eric Schmidt Sequoia Capital CRV DST Eric Yuan Disruptive Alexandr Wang

View all 14 skills

Bazel Bgp Ci/Cd Cloud Dns Grafana Iam Kubernetes Networking Opentelemetry Prometheus Pulumi Security Terraform

Member of Technical Staff Engineering Lead Data Platform

Reflection·1 hour ago

1 hour agoSan Francisco, CA; London; New York, NY Onsite Full Time Engineering Management Jobs by Reflection

View organization details

Series B$2B · 2 Mar, 57741 Seed$25M · 12 Oct, 57149 Series A$105M · 12 Oct, 57149

Reflection is an AI research lab building open frontier models and a full AI stack for developers, enterprises, and public-sector users.

Funding

Investors

Nvidia Lightspeed Venture Partners Citi DST 1789 gic Reid Hoffman Eric Schmidt Sequoia Capital CRV DST Eric Yuan Disruptive Alexandr Wang

View all 15 skills

Airflow Beam Bigquery Dagster Data Engineering Data Lake Data Warehouse Flink Governance Iceberg Kafka Lineage Parquet Snowflake Spark

Member of Technical Staff Engineering Lead Compute Platform

Reflection·1 hour ago

1 hour agoSan Francisco, CA; London; New York, NY Onsite Full Time Engineering Management Jobs by Reflection

View organization details

Series B$2B · 2 Mar, 57741 Seed$25M · 12 Oct, 57149 Series A$105M · 12 Oct, 57149

Reflection is an AI research lab building open frontier models and a full AI stack for developers, enterprises, and public-sector users.

Funding

Investors

Nvidia Lightspeed Venture Partners Citi DST 1789 gic Reid Hoffman Eric Schmidt Sequoia Capital CRV DST Eric Yuan Disruptive Alexandr Wang

View all 10 skills

Cloud Cluster Fault Tolerance Gpu Kubernetes Nccl Orchestration Scheduling Storage Vendor Management

Member of Technical Staff Engineering Lead Applications

Reflection·1 hour ago

1 hour agoSan Francisco, CA; London; New York, NY Onsite Full Time Engineering Management Jobs by Reflection

View organization details

Series B$2B · 2 Mar, 57741 Seed$25M · 12 Oct, 57149 Series A$105M · 12 Oct, 57149

Reflection is an AI research lab building open frontier models and a full AI stack for developers, enterprises, and public-sector users.

Funding

Investors

Nvidia Lightspeed Venture Partners Citi DST 1789 gic Reid Hoffman Eric Schmidt Sequoia Capital CRV DST Eric Yuan Disruptive Alexandr Wang

View all 16 skills

Api Architecture Audit Logging Authentication Customer Integration Engineering Management Fastapi Full-Stack Engineering Go Grpc Mentoring Project Management Rbac React Rest Typescript