Remote Senior Machine Learning Engineer - LLM Evaluation / Task Creations (India Based) - AI Trainer ($21-$21 per hour)
Remote Senior Machine Learning Engineer - LLM Evaluation / Task Creations (India Based) - AI Trainer ($21-$21 per hour)
Mercor • Castle Rock, Colorado, US
[job_card.variable_days_ago]
[job_preview.job_type]
[job_card.full_time]
[filters.remote]
[job_card.job_description]
##
Role Description
Mercor is hiring on behalf of a leading AI research lab to bring on highly skilled
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.
[job_alerts.create_a_job]
Senior Machine Learning Engineer • Castle Rock, Colorado, US
[internal_linking.related_jobs]
Travel Physical Therapist (PT) - $1,582 to $1,826 per week in Monument, CO
AlliedTravelCareers • Monument, CO, US
[job_card.full_time]
AlliedTravelCareers is working with National Staffing Solutions to find a qualified Physical Therapist (PT) in Monument, Colorado, 80132!.
Details of the PT opening in Monument, CO : .Anticipated Star...[show_more]
We're looking for candidates with great customer service skills to fill our Remote role!.This role is entirely remote and offers full-time / Part time hours with flexibility.We are ready to schedule ...[show_more]
[last_updated.last_updated_30] • [promoted]
Remote Machine Learning Engineer - AI Trainer ($80-$120 per hour)
Mercor • Castle Rock, Colorado, US
[filters.remote]
[job_card.part_time]
At Mercor, we’re building the talent engine that helps leading labs and research orgs move AI forward.Our latest initiative focuses on benchmarking and improving model performance and training spee...[show_more]
Machine Learning Engineer - Graph ML & Code Intelligence |.Denver, CO (Remote & Flexible).An innovative lab that builds AI-powered developer tools designed to autonomously understand, analyze, and ...[show_more]
DoorDash is the #1 category leader in food delivery, food pickup, and convenience store delivery in the US, trusted by millions of customers every day.
As a Dasher, you’ll stay busy with a variety o...[show_more]
[last_updated.last_updated_30] • [promoted]
Travel Physical Therapist (PT) - $1,655 to $1,855 per week in Monument, CO
AlliedTravelCareers • Monument, CO, US
[job_card.full_time] +1
AlliedTravelCareers is working with Jackson Therapy Partners to find a qualified Physical Therapist (PT) in Monument, Colorado, 80132!.
Looking for a change of scenery and a chance to help others? J...[show_more]
Join a global community of talented professionals to shape the future of AI.Earn up to $15 USD / hr and additional rewards based on quality of submission.
Outlier is committed to improving the intelli...[show_more]
Earn up to $16 USD / hourly and work remotely and flexibly.Outlier, a platform owned and operated by Scale AI, is looking for.
If you're passionate about improving models and excited by the future of ...[show_more]
As the world moves to a mobile-first economy, businesses need to modernize how they acquire, engage with and enable consumers.
Prove’s phone-centric identity tokenization and passive cryptographic a...[show_more]
[last_updated.last_updated_30] • [promoted]
Remote FP&A Manager – AI Trainer ($50-$60 / hour)
Data Annotation • Castle Rock, Colorado
[filters.remote]
[job_card.full_time] +1
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]
[last_updated.last_updated_30] • [promoted]
Manufacturing Engineer, Sr.
Lockheed Martin • Roxborough, CO, US
[job_card.full_time]
Performs in a collaborative environment to develop and implement manufacturing processes, procedures and production layouts for assemblies, equipment installation, processing, fabrication, and mate...[show_more]
[last_updated.last_updated_30] • [promoted]
Remote AI Writing Evaluator
Outlier • Denver, CO, United States
[filters.remote]
[job_card.full_time]
Earn up to $16 USD / hourly and work remotely and flexibly.Outlier, a platform owned and operated by Scale AI, is looking for.
If you're passionate about improving models and excited by the future of ...[show_more]
Remote M&A Associate - AI Trainer ($50-$60 / hour)
Data Annotation • Castle Rock, Colorado
[filters.remote]
[job_card.full_time] +1
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]
Join a global community of talented professionals to shape the future of AI.Earn up to $15 USD / hr and additional rewards based on quality of submission.
Outlier is committed to improving the intelli...[show_more]
DoorDash is the #1 category leader in food delivery, food pickup, and convenience store delivery in the US, trusted by millions of customers every day.
As a Dasher, you’ll stay busy with a variety o...[show_more]
[last_updated.last_updated_30] • [promoted]
Travel Physical Therapist (PT) - $1,419 to $1,710 per week in Monument, CO
Fusion Medical Staffing • Monument, CO, US
[job_card.full_time]
Travel Physical Therapist (PT).Facility in Monument, Colorado.Fusion Medical Staffing is seeking a skilled Physical Therapist for a 13-week travel assignment in Monument, Colorado.As a member of ou...[show_more]
Staff Applied AI and Machine Learning Engineer, Payments & Risk
Gusto • Denver, CO, United States
[job_card.full_time]
Staff Applied AI and Machine Learning Engineer, Payments & Risk.At Gusto, we’re on a mission to grow the small business economy.
We handle the hard stuff—like payroll, health insurance, 401(k)s, and...[show_more]