Machine Learning Engineer jobs in New York

Vercel

Full-time · New York, NY · $208,000 – $312,000

A production-focused machine learning role building systems to detect and prevent abuse on Vercel's platform at scale. You'll spend most of your time writing and shipping code for detection pipelines and infrastructure, with some work turning ML prototypes into hardened systems.

Listed on Vercel’s careers site · Apply there ↗

Plug n Play Portfolio

Full-time · New York, NY · $200,000 – $235,000 · Remote

EvolutionIQ is seeking an experienced engineer to lead the development of AI and machine learning systems for their insurance claims product, focusing on large language models, retrieval-augmented generation, and hybrid machine learning approaches. This role suits someone with 5+ years of Python experience, proven success shipping LLM-powered products, and the technical leadership skills to drive complex projects from conception through production deployment.

Listed on Plug n Play Portfolio’s careers site · Apply there ↗

Cohere

Full-time · New York, NY · CA$250,000 – CA$535,000 · Remote

Cohere is hiring research scientists and engineers to advance multilingual language models that work effectively across languages. This role suits experienced ML researchers or senior engineers with a publication track record who want to lead technical work on large-scale NLP systems serving global users.

Listed on Cohere’s careers site · Apply there ↗

Confido

Full-time · New York, NY · $200,000 – $250,000

Confido is seeking an Applied AI/ML Engineer to build the AI backbone of their financial platform used by major CPG brands. You'll own end-to-end machine learning problems—from document understanding and forecasting to agentic workflows—working with unusually complex, real-world financial data at scale.

Listed on Confido’s careers site · Apply there ↗

Menlo Ventures Portfolio

Full-time · New York, NY · $350,000 – $500,000

This infrastructure engineer role owns the systems that researchers use to train and evaluate AI safeguard detection methods, bridging rapid experimentation with production reliability. You'll build the pipelines, tooling, and abstractions that let detection research scale as Anthropic's models evolve.

Listed on Menlo Ventures Portfolio’s careers site · Apply there ↗

Modal

New York, NY · $200,000 – $350,000

Modal seeks a performance-focused engineer to optimize ML inference and model serving on their GPU infrastructure platform. This role suits someone with deep systems knowledge who enjoys pushing throughput and latency boundaries in production ML workloads.

Listed on Modal’s careers site · Apply there ↗

Zencastr

New York, NY · Remote

A machine learning engineer role focused on building AI systems for podcast creation, particularly in speech processing and personalization. This suits engineers with deep ML experience who want to work on large-scale systems impacting millions of users.

Listed on Zencastr’s careers site · Apply there ↗

Plug n Play Portfolio

Full-time · New York, NY · $190,000 – $225,000 · Remote

EvolutionIQ seeks a Senior Machine Learning Engineer to build production ML models for insurance claims, working on novel problems in time series forecasting and NLP with access to large structured and unstructured datasets. This role suits engineers who thrive on unsolved technical challenges and want to own the full lifecycle from data exploration through model deployment in a high-growth insurtech environment.

Listed on Plug n Play Portfolio’s careers site · Apply there ↗

Cohere

Full-time · New York, NY · CA$250,000 – CA$535,000 · Remote

This role involves developing safety mechanisms and evaluation methods for large language models that can interact with external systems, focusing on data generation, post-training techniques, and robustness assessment. It suits machine learning engineers with strong software engineering skills, research experience, and a commitment to building trustworthy AI systems.

Listed on Cohere’s careers site · Apply there ↗

Confido

Full-time · New York, NY · $250,000 – $300,000

You'll develop AI and ML systems that extract structured business data from messy financial documents and build forecasting models for consumer brands. The role suits engineers with 5+ years shipping production ML systems who enjoy working across document understanding, time-series forecasting, and LLM-based agentic workflows.

Listed on Confido’s careers site · Apply there ↗

Modal

New York, NY · $180,000 – $250,000

Modal is seeking a machine learning engineer to work directly with AI companies on optimizing their most demanding workloads—from LLM serving to model training—using Modal's infrastructure platform. This role combines hands-on technical work solving complex AI problems with customer partnerships and open-source contributions.

Listed on Modal’s careers site · Apply there ↗

Menlo Ventures Portfolio

New York, NY · $350,000 – $850,000

This role owns the complete pipeline of creating training data and reinforcement learning environments to improve visual reasoning in large language models, partnering across teams to translate research into real-world capabilities. You'll combine applied research with hands-on data work, managing vendor relationships, designing reward systems, and running experiments to measure how data strategy improvements enhance multimodal model performance.

Listed on Menlo Ventures Portfolio’s careers site · Apply there ↗

Cohere

Full-time · New York, NY · CA$250,000 – CA$535,000 · Remote

This role focuses on ensuring the quality and robustness of large language models through data collection design, statistical evaluation, and experimental analysis. It suits researchers or engineers with strong ML fundamentals who want to bridge data science and model development at a frontier AI company.

Listed on Cohere’s careers site · Apply there ↗

Menlo Ventures Portfolio

Full-time · New York, NY · $500,000 – $850,000

Join Anthropic's RL Engineering team to build and improve the reinforcement learning training system that powers Claude's capabilities. This role offers the chance to work across the full ML stack on production-scale systems while collaborating with research teams across the company.

Listed on Menlo Ventures Portfolio’s careers site · Apply there ↗

Cohere

Full-time · New York, NY · CA$250,000 – CA$535,000 · Remote

Cohere seeks a senior engineer to design and maintain the training framework for frontier-scale language models, focusing on distributed systems, HPC infrastructure, and the tooling that connects research to thousands of GPUs. This role suits someone with deep experience in large-scale distributed training who enjoys working across the full ML systems stack to solve performance and reliability challenges.

Listed on Cohere’s careers site · Apply there ↗

Menlo Ventures Portfolio

New York, NY · $350,000 – $500,000

This role involves building ML systems to detect and prevent misuse of AI models, from individual policy violations to coordinated attacks, plus developing defenses and safety evaluations for increasingly capable AI systems. It suits engineers or researchers with 4+ years of ML experience who want to work on AI safety and are comfortable moving from research prototypes to deployed systems.

Listed on Menlo Ventures Portfolio’s careers site · Apply there ↗

Cohere

Full-time · New York, NY · CA$250,000 – CA$535,000 · Remote

This role develops the synthetic data pipelines that power Cohere's language models, combining research methods with engineering to improve model quality and efficiency. You'll work on data curation, ablation studies, and inference optimization across large-scale datasets and GPU clusters.

Listed on Cohere’s careers site · Apply there ↗

Menlo Ventures Portfolio

Full-time · New York, NY · $500,000 – $850,000

This role is for a machine learning engineer to build and optimize reinforcement learning systems that make language models more capable and safer, working on everything from training infrastructure to novel RL techniques. It suits someone who enjoys moving fluidly between research exploration and production engineering, with strong systems thinking and Python expertise.

Listed on Menlo Ventures Portfolio’s careers site · Apply there ↗

Cohere

Full-time · New York, NY · CA$250,000 – CA$535,000 · Remote

Cohere seeks an engineer to optimize audio model inference performance across latency, throughput, and quality metrics. This role suits someone with deep systems expertise in machine learning inference who can identify bottlenecks and deliver solutions for real-time audio processing at scale.

Listed on Cohere’s careers site · Apply there ↗

Cohere

Full-time · New York, NY · CA$250,000 – CA$535,000 · Remote

Cohere is seeking a Staff Research Engineer to develop and deploy techniques that improve the speed and efficiency of large language model inference in production. This role is ideal for someone with advanced ML expertise and a track record of publishing optimization research who wants to tackle the practical challenge of making AI systems run faster and more efficiently at scale.

Listed on Cohere’s careers site · Apply there ↗