Remote Senior Machine Learning Engineer - LLM Evaluation / Task Creations (India Based) - AI Trainer ($21-$21 per hour)Mercor • Pittsburgh, Pennsylvania, US
[error_messages.no_longer_accepting]
Remote Senior Machine Learning Engineer - LLM Evaluation / Task Creations (India Based) - AI Trainer ($21-$21 per hour)
Mercor • Pittsburgh, Pennsylvania, 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 • Pittsburgh, Pennsylvania, US
[internal_linking.similar_jobs]
Govini transforms Defense Acquisition from an outdated manual process to a software-driven strategic advantage for the United States.
Our flagship product, Ark, supports Supply Chain, Science and Te...[show_more]
We are seeking a passionate and experienced engineer to help bring machine learning–based motion planning to the car.In this role, you will focus on deploying, optimizing, and maintaining ML-...[show_more]
Field AI is transforming how robots interact with the real world.We are building risk-aware, reliable, and field-ready AI systems that address the most complex challenges in robotics, unlockin...[show_more] ML engineers and research scientists, whose mission is to make self-driving vehicles a reality and to create a positive social impact.
Our team works on the tech stack responsible for perceiving the...[show_more] 
Plant level knowledge is vital to satisfying the food production needs from projected a forty percent increase in world population over the next thirty years.
We support that goal by continuously an...[show_more]
Senior Machine Learning Engineer.Govini transforms Defense Acquisition from an outdated manual process to a software-driven strategic advantage for the United States.
Our flagship product, Ark, supp...[show_more]
This is a four day in office position.The office is located in the Shadyside neighborhood of Pittsburgh, PA.We are unable to provide relocation assistance at this time.
About the Role You will advan...[show_more]
ML engineers and research scientists to make self-driving vehicles a reality and create positive social impact.Our team works on the tech stack responsible for understanding highly complex driving ...[show_more]
Solutions provider driving transformation and innovation for our customers to help harness change to gain competitive advantage through Advisory Services, Custom Software Solutions, Application Man...[show_more]
Earn up to $15 / hour + performance bonuses.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 AI, this is you...[show_more]
Solutions provider driving transformation and innovation for our customers to help harness change to gain competitive advantage through Advisory Services, Custom Software Solutions, Application Man...[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] On our Perception Team, you have the opportunity to work with world-class ML engineers and research scientists, whose mission is to make self-driving vehicles a reality and to create positive socia...[show_more] Join us in shaping the future of autonomous driving.ML engineers and research scientists to help make self-driving vehicles a safe, reliable, and transformative reality.
Our team builds the intellig...[show_more] 
At Edge Case, our mission is to enable the safe deployment of frontier technologies and sophisticated systems.We enable our customers to assure the safety of autonomous systems for real-world deplo...[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] 
Pittsburgh, PA Hybrid or Remote based on project / client needs.Citizens or Green Card Holders preferred.The ideal candidate will collaborate with data scientists, data engineers, and business teams ...[show_more] Earn up to $15 / hour + performance bonuses.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 AI, this is you...[show_more]
Machine Learning Engineer
Govini • Pittsburgh, PA, US
[job_card.full_time]
[last_updated.last_updated_30] • [promoted]
Principal Machine Learning Integration Engineer
Motional • Pittsburgh, PA, US
[job_card.full_time]
[last_updated.last_updated_30] • [promoted]
1.77 Robotics Research AI Engineer : Robot Learning
Field AI • Pittsburgh, PA, US
[job_card.full_time]
[last_updated.last_updated_30] • [promoted]
Principal Machine Learning Engineer- Perception
Motional • Pittsburgh, PA, US
[job_card.full_time]
[last_updated.last_updated_30] • [promoted]
AI Engineer
Bloomfield Robotics • Pittsburgh, PA, US
[job_card.full_time]
[last_updated.last_updated_30] • [promoted]
Senior Machine Learning Engineer
Govini • Pittsburgh, Pennsylvania, United States, 15201
[job_card.full_time]
[last_updated.last_updated_30]
LLM / AI Engineer Intern
Musing AI • Pittsburgh, PA, US
[job_card.full_time]
[filters_job_card.quick_apply]
[last_updated.last_updated_30]
Senior Machine Learning Engineer - ML Planner
Motional • Pittsburgh, PA, US
[job_card.full_time]
[last_updated.last_updated_variable_days] • [promoted]
Senior Machine Learning Engineer (Pittsburgh)
CEI • Pittsburgh, PA, US
[job_card.part_time]
[last_updated.last_updated_variable_days] • [promoted]
Remote AI Writing Trainer
Outlier • Pittsburgh, PA, United States
[filters.remote]
[job_card.full_time]
[last_updated.last_updated_variable_days] • [promoted]
Senior Machine Learning Engineer
CEI • Pittsburgh, PA, United States
[job_card.full_time]
[last_updated.last_updated_variable_days] • [promoted]
Remote AI Writing Evaluator
Outlier • Pittsburgh, PA, United States
[filters.remote]
[job_card.full_time]
[last_updated.last_updated_variable_days] • [promoted]
Senior Machine Learning Engineer-Perception
Motional • Pittsburgh, PA, US
[job_card.full_time]
[last_updated.last_updated_30] • [promoted]
Machine Learning Engineer - Prediction
Motional • Pittsburgh, PA, US
[job_card.full_time]
[last_updated.last_updated_variable_days] • [promoted]
Senior AI Engineer
Edge Case Research • Pittsburgh, PA, US
[job_card.full_time]
[last_updated.last_updated_30] • [promoted]
AI Trainer -Remote Writing Evaluator
Outlier • Pittsburgh, PA, United States
[filters.remote]
[job_card.full_time]
[last_updated.last_updated_variable_days] • [promoted]
Machine Learning Developer
CEI • Pittsburgh, PA, US
[job_card.full_time]
[last_updated.last_updated_30] • [promoted]
AI Trainer -Remote AI Writing Specialist
Outlier • Pittsburgh, PA, United States
[filters.remote]
[job_card.full_time]
[last_updated.last_updated_variable_days] • [promoted]