Remote Senior Machine Learning Engineer - LLM Evaluation / Task Creations (India Based) - AI Trainer ($21-$21 per hour)Mercor • Pittsburg, California, US
[error_messages.no_longer_accepting]
Remote Senior Machine Learning Engineer - LLM Evaluation / Task Creations (India Based) - AI Trainer ($21-$21 per hour)
Mercor • Pittsburg, California, US
[job_card.variable_days_ago]
[job_preview.job_type]
- [job_card.full_time]
- [filters.remote]
[job_card.job_description]Machine Learning Engineers with a proven record of building, training, and evaluating high-performance ML systems in real-world environments. In this role, you will design, implement, and curate high-quality machine learning datasets, tasks, and evaluation workflows that power the training and benchmarking of advanced AI systems. This position is ideal for engineers who have excelled in competitive machine learning settings such as Kaggle, possess deep modelling intuition, and can translate complex real-world problem statements into robust, well-structured ML pipelines and datasets. You will work closely with researchers and engineers to develop realistic ML problems, ensure dataset quality, and drive reproducible, high-impact experimentation. Candidates should have 3+ years of applied ML experience or a strong record in competitive ML, and must be based in India. Ideal applicants are proficient in Python, experienced in building reproducible pipelines, and familiar with benchmarking frameworks, scoring methodologies, and ML evaluation best practices. ## Responsibilities Frame unique ML problems for enhancing ML capabilities of LLMs. - Design, build, and optimise machine learning models for classification, prediction, NLP, recommendation, or generative tasks. - Run rapid experimentation cycles, evaluate model performance, and iterate continuously. - Conduct advanced feature engineering and data preprocessing. - Implement adversarial testing, model robustness checks, and bias evaluations. - Fine-tune, evaluate, and deploy transformer-based models where necessary. - Maintain clear documentation of datasets, experiments, and model decisions. - Stay updated on the latest ML research, tools, and techniques to push modelling capabilities forward. ## Required Qualifications At least 3 years of full-time experience in machine learning model development - Technical degree in Computer Science, Electrical Engineering, Statistics, Mathematics, or a related field - Demonstrated competitive machine learning experience (Kaggle, DrivenData, or equivalent) - Evidence of top-tier performance in ML competitions (Kaggle medals, finalist placements, leaderboard rankings) - Strong proficiency in Python PyTorch / TensorFlow , and modern ML / NLP frameworks - Solid understanding of ML fundamentals : statistics, optimisation, model evaluation, architectures - Experience with distributed training, ML pipelines, and experiment tracking - Strong problem-solving skills and algorithmic thinking - Experience working with cloud environments (AWS / GCP / Azure) - Exceptional analytical, communication, and interpersonal skills - Ability to clearly explain modelling decisions, tradeoffs, and evaluation results - Fluency in English ## Preferred / Nice to Have Kaggle Grandmaster Master , or multiple Gold Medals Experience creating benchmarks, evaluations, or ML challenge problems - Background in generative models, LLMs, or multimodal learning - Experience with large-scale distributed training - Prior experience in AI research, ML platforms, or infrastructure teams - Contributions to technical blogs, open-source projects, or research publications - Prior mentorship or technical leadership experience - Published research papers (conference or journal) - Experience with LLM fine-tuning, vector databases, or generative AI workflows - Familiarity with MLOps tools : Weights & Biases, MLflow, Airflow, Docker, etc. - Experience optimising inference performance and deploying models at scale ## Why Join Gain exposure to cutting-edge AI research workflows, collaborating closely with data scientists, ML engineers, and research leaders shaping next-generation AI systems. - Work on high-impact machine learning challenges while experimenting with advanced modelling strategies, new analytical methods, and competition-grade validation techniques. - Collaborate with world-class AI labs and technical teams operating at the frontier of forecasting, experimentation, tabular ML, and multimodal analytics. - Flexible engagement options ( 30–40 hrs / week or full-time ) — ideal for ML engineers eager to apply Kaggle-level problem solving to real-world, production-grade AI systems. - Fully remote and globally flexible — optimised for deep technical work, async collaboration, and high-output research environments.
##
- Role Description
Mercor is hiring on behalf of a leading AI research lab to bring on highly skilled
[job_alerts.create_a_job]
Senior Machine Learning Engineer • Pittsburg, California, US
[internal_linking.similar_jobs]
We are looking for a finance professional to join our team to train AI models.You will measure the progress of these AI chatbots, evaluate their logic, and solve problems to improve the quality of ...[show_more]
Crossing Hurdles is a global recruitment firm partnering with, a fast-growing Clinical Data Intelligence platform built on 12+ years of advanced research in Machine Reading and Knowledge Graph tech...[show_more] Crossing Hurdles is a global recruitment firm partnering with, a fast-growing Clinical Data Intelligence platform built on 12+ years of advanced research in Machine Reading and Knowledge Graph tech...[show_more] 
Job Title : - Principal ML Architect (Machine Learning).Location : - San Francisco, CA (Onsite 3 days / Week).Type of Employment : - Fullltime.
As a Machine Learning / Deep Learning Architect you will...[show_more]
Our client is a well-funded, product-focused AI startup building next-generation systems that help organizations capture, organize, and leverage their internal knowledge at scale.Their platform ble...[show_more]
Founded in 2016 in Silicon Valley, Pony.Operating Robotaxi, Robotruck and Personally Owned Vehicles (POV) business units, Pony.
CNBC Disruptor list of the 50 most innovative and disruptive tech comp...[show_more]
Machine Learning Engineer – Applied AI Systems.A venture-backed AI company is expanding its engineering group and looking for a Machine Learning Engineer to help push forward a new generation of de...[show_more]
Waymo is an autonomous driving technology company with the mission to be the most trusted driver.Since its start as the Google Self-Driving Car Project in 2009, Waymo has focused on building the Wa...[show_more]
Machine Learning Engineer / Researcher.First hire owning agentic video pipelines.Build routing, fine-tuning, and backend logic that powers a next-gen video co-pilot.
Agentic pipelines for video / image ...[show_more]
Title- AI / ML ( Platform Engineering).Duration- 12+ months, contract to hire.We are seeking a talented AI / ML Platform Engineer with a strong emphasis on Cloud to join our dynamic team.In this role, ...[show_more]
Title- AI / ML ( Platform Engineering).Duration- 12+ months, contract to hire.We are seeking a talented AI / ML Platform Engineer with a strong emphasis on Cloud to join our dynamic team.In this role, ...[show_more]
Our client is a well-funded, product-focused AI startup building next-generation systems that help organizations capture, organize, and leverage their internal knowledge at scale.Their platform ble...[show_more] Our client is a well-funded, product-focused AI startup building next-generation systems that help organizations capture, organize, and leverage their internal knowledge at scale.Their platform ble...[show_more] 
We're the data team behind Midjourney's image generation models.We handle the dataset side : processing, filtering, scoring, captioning, and all the distributed compute that makes high-quality train...[show_more]
Machine Learning Engineer / Researcher.First hire owning agentic video pipelines.Build routing, fine-tuning, and backend logic that powers a next-gen video co-pilot.
Agentic pipelines for video / image ...[show_more]
Founded in 2016 in Silicon Valley, Pony.Operating Robotaxi, Robotruck and Personally Owned Vehicles (POV) business units, Pony.
CNBC Disruptor list of the 50 most innovative and disruptive tech comp...[show_more]
Mintegral is a leading programmatic and interactive mobile advertising platform, starting from the APAC region and radiating out globally.
Powered by advanced AI technology, we provide global advert...[show_more]
Crossing Hurdles is a global recruitment firm partnering with, a fast-growing Clinical Data Intelligence platform built on 12+ years of advanced research in Machine Reading and Knowledge Graph tech...[show_more]
Remote M&A Associate - AI Trainer ($50-$60 / hour)
Data Annotation • Vacaville, California
[filters.remote]
[job_card.full_time] +1
[last_updated.last_updated_30] • [promoted]
Senior Data / AI / ML Software Engineer (Fremont)
Crossing Hurdles • Fremont, CA, US
[job_card.full_time] +1
[last_updated.last_updated_1_day] • [promoted]
Senior Data / AI / ML Software Engineer (Hayward)
Crossing Hurdles • Hayward, CA, US
[job_card.full_time] +1
[last_updated.last_updated_1_day] • [promoted]
Principal ML Architect (Machine Learning) with Imaging (Fremont)
VBeyond Corporation • Fremont, CA, US
[job_card.part_time]
[last_updated.last_updated_variable_days] • [promoted]
AI / ML Engineer - Build Core Intelligence for a New Class of Enterprise AI Products
Evolution USA • Hayward, CA, United States
[job_card.full_time]
[last_updated.last_updated_variable_days] • [promoted]
Machine Learning Engineer, ML Runtime & Optimization
pony.ai • Fremont, CA, US
[job_card.full_time]
[last_updated.last_updated_30] • [promoted]
Machine Learning Engineer
Ikuto • Hayward, CA, United States
[job_card.full_time]
[last_updated.last_updated_variable_days] • [promoted]
Staff Machine Learning Engineer, Optimization
Waymo • Martinez, California, United States
[job_card.full_time]
[last_updated.last_updated_30] • [promoted]
Machine Learning Engineer (Fremont)
DeepRec.ai • Fremont, CA, US
[job_card.part_time]
[last_updated.last_updated_variable_days] • [promoted]
AI / ML Engineer (Concord)
Mindlance • Concord, CA, US
[job_card.part_time]
[last_updated.last_updated_variable_days] • [promoted]
AI / ML Engineer
Mindlance • Concord, CA, United States
[job_card.full_time]
[last_updated.last_updated_variable_days] • [promoted]
AI / ML Engineer - Build Core Intelligence for a New Class of Enterprise AI Products (Hayward)
Evolution USA • Hayward, CA, US
[job_card.part_time]
[last_updated.last_updated_variable_days] • [promoted]
AI / ML Engineer - Build Core Intelligence for a New Class of Enterprise AI Products (Fremont)
Evolution USA • Fremont, CA, US
[job_card.part_time]
[last_updated.last_updated_variable_days] • [promoted]
Senior ML Data Engineer
Midjourney • Fremont, CA, United States
[job_card.full_time]
[last_updated.last_updated_variable_days] • [promoted]
Machine Learning Engineer
DeepRec.ai • Hayward, CA, United States
[job_card.full_time]
[last_updated.last_updated_variable_days] • [promoted]
Machine Learning Engineer, ML Runtime & Optimization
Pony.ai Inc. • Fremont, CA, United States
[job_card.full_time]
[last_updated.last_updated_30] • [promoted]
Machine Learning Engineer
Mintegral • Hayward, CA, United States
[job_card.full_time]
[last_updated.last_updated_variable_days] • [promoted]
Senior Data / AI / ML Software Engineer
Crossing Hurdles • Hayward, CA, United States
[job_card.full_time]
[last_updated.last_updated_1_day] • [promoted]