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Placements24
2 days ago

Senior Data Scientist (big Data Analytics)

New AfricaSenior
South Africa
Gauteng

Senior Data Scientist focused on big data analytics: developing statistical and machine-learning models, data-mining strategies, and data pipelines using big data technologies, then communicating insights to stakeholders and mentoring junior data scientists. Core stack includes Python/R, SQL, Hadoop, and Spark; based in Kimberley, Northern Cape.

Analytics Big Data Data Analytics Data Mining Data Pipelines +14 skills
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Prolific Academic Ltd
59 views 2 days ago

AI Engineer/ML Engineer - Senior Developers - AI Training - Albuquerque, US

Open 63d RemoteNorth AmericaSenior 1 question Licensed UK sponsor — This employer appears on the GOV.UK register of licensed sponsors for the Skilled Worker and related work routes. The licence belongs to the employer and is not a commitment to sponsor this role.
United States

Gig-style engagement: ML/AI engineers join Prolific's Expert Network as paid participants to train and evaluate LLMs — auditing model reasoning, ML code, and RLHF quality via flexible hourly tasks paying up to $80/hr. Core tech: Python, PyTorch/TensorFlow, Hugging Face Transformers, RLHF/RAG workflows.

AI AWS Cloud Deep Learning Fine Tuning +25 skills
up to 80 $ / hr
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Prolific Academic Ltd
48 views 2 days ago

AI Engineer/ML Engineer - Senior Developers - AI Training - Atlanta, US

Open 63d RemoteNorth AmericaSenior 1 question Licensed UK sponsor — This employer appears on the GOV.UK register of licensed sponsors for the Skilled Worker and related work routes. The licence belongs to the employer and is not a commitment to sponsor this role.
United States

Paid participant gig via Prolific's Expert Network: senior AI/ML engineers work remotely to train and evaluate LLMs — auditing model reasoning and code, refining RLHF feedback, and benchmarking outputs — earning up to $80/hour. Core stack: Python, PyTorch/TensorFlow, Hugging Face, RLHF/RAG workflows.

AI AWS Cloud Deep Learning Fine Tuning +25 skills
up to 80 $ / hr
 Sign in to see your match
Prolific Academic Ltd
49 views 2 days ago

AI Engineer/ML Engineer - Senior Developers - AI Training - Austin, US

Open 63d RemoteNorth AmericaSenior 1 question Licensed UK sponsor — This employer appears on the GOV.UK register of licensed sponsors for the Skilled Worker and related work routes. The licence belongs to the employer and is not a commitment to sponsor this role.
United States

Prolific is recruiting senior AI/ML engineers as paid participants in its Expert Network to train and evaluate LLMs: auditing model logic and ML code, providing RLHF feedback, and benchmarking outputs. Core stack: Python, PyTorch/TensorFlow, Hugging Face, RLHF/RAG workflows; pays up to $80/hour, remote from Austin, US.

AI AWS Cloud Deep Learning Fine Tuning +25 skills
up to 80 $ / hr
 Sign in to see your match
Prolific Academic Ltd
45 views 2 days ago

AI Engineer/ML Engineer - Senior Developers - AI Training - Baltimore, US

Open 63d RemoteSenior 1 question Licensed UK sponsor — This employer appears on the GOV.UK register of licensed sponsors for the Skilled Worker and related work routes. The licence belongs to the employer and is not a commitment to sponsor this role.

AI & Machine Learning Engineer - AI Training About Prolific Prolific is not just another player in the AI space – we are building the biggest pool of quality human data in the world. Over 35,000 AI developers,…

AI AWS Cloud Deep Learning Fine Tuning +25 skills
 Sign in to see your match
Prolific Academic Ltd
70 views 2 days ago

AI Engineer/ML Engineer - Senior Developers - AI Training - Belfast, UK

Open 63d RemoteUKSenior 1 question Licensed UK sponsor — This employer appears on the GOV.UK register of licensed sponsors for the Skilled Worker and related work routes. The licence belongs to the employer and is not a commitment to sponsor this role.
United Kingdom

Join Prolific's Expert Network as a paid participant helping train and evaluate LLMs: reviewing model architecture explanations, auditing ML code/notebooks, providing RLHF feedback, and benchmarking model outputs. Requires strong Python and PyTorch/TensorFlow skills plus LLM experience; pays up to $80/hour, remote (Belfast, UK).

AI AWS Cloud Deep Learning Fine Tuning +25 skills
up to 80 $ / hr
 Sign in to see your match
Prolific Academic Ltd
47 views 2 days ago

AI Engineer/ML Engineer - Senior Developers - AI Training - Boston, US

Open 63d RemoteNorth AmericaSenior 1 question Licensed UK sponsor — This employer appears on the GOV.UK register of licensed sponsors for the Skilled Worker and related work routes. The licence belongs to the employer and is not a commitment to sponsor this role.
United States

Senior AI/ML engineers join Prolific's Expert Network as paid remote participants to train and evaluate LLMs — auditing model logic and code, providing RLHF feedback, and assessing chain-of-thought reasoning. Requires deep learning expertise (PyTorch/TensorFlow, Python, RLHF/RAG); pays up to $80/hour.

AI AWS Cloud Deep Learning Fine Tuning +25 skills
up to 80 $ / hr
 Sign in to see your match
Prolific Academic Ltd
70 views 2 days ago

AI Engineer/ML Engineer - Senior Developers - AI Training - Brighton, UK

Open 63d RemoteUKSenior 1 question Licensed UK sponsor — This employer appears on the GOV.UK register of licensed sponsors for the Skilled Worker and related work routes. The licence belongs to the employer and is not a commitment to sponsor this role.
United Kingdom

Join Prolific's Expert Network as a paid AI/ML expert who trains and evaluates LLMs: reviewing model architecture explanations, auditing ML code and notebooks, providing RLHF feedback, and benchmarking model reasoning. Work is remote with flexible hours using PyTorch/TensorFlow, Python, and Hugging Face tooling, paying up to $80/hour.

AI AWS Cloud Deep Learning Fine Tuning +25 skills
up to 80 $ / hr
 Sign in to see your match
Prolific Academic Ltd
71 views 2 days ago

AI Engineer/ML Engineer - Senior Developers - AI Training - Cambridge, UK

Open 63d RemoteUKSenior 1 question Licensed UK sponsor — This employer appears on the GOV.UK register of licensed sponsors for the Skilled Worker and related work routes. The licence belongs to the employer and is not a commitment to sponsor this role.
United Kingdom

Paid participant role on Prolific's Expert Network: senior AI/ML engineers train and evaluate LLMs by auditing model logic and ML code, giving RLHF feedback, analyzing reasoning, and benchmarking outputs, earning up to $80/hour on flexible remote tasks. Core stack: Python, PyTorch/TensorFlow, Hugging Face, and MLOps/RAG tooling.

AI AWS Cloud Deep Learning Fine Tuning +25 skills
up to 80 $ / hr
 Sign in to see your match
Prolific Academic Ltd
69 views 2 days ago

AI Engineer/ML Engineer - Senior Developers - AI Training - Canterbury, UK

Open 63d RemoteUKSenior 1 question Licensed UK sponsor — This employer appears on the GOV.UK register of licensed sponsors for the Skilled Worker and related work routes. The licence belongs to the employer and is not a commitment to sponsor this role.
United Kingdom

AI/ML engineers join Prolific's Expert Network as paid participants to train and evaluate LLMs — auditing model reasoning and code, refining RLHF feedback, and benchmarking outputs — working remotely from the UK at rates up to $80/hour. Core stack includes Python, PyTorch/TensorFlow, Hugging Face, and cloud MLOps tools.

AI AWS Cloud Deep Learning Fine Tuning +25 skills
up to 80 $ / hr
 Sign in to see your match
Prolific Academic Ltd
43 views 2 days ago

AI Engineer/ML Engineer - Senior Developers - AI Training - Charlotte, US

Open 63d RemoteSenior 1 question Licensed UK sponsor — This employer appears on the GOV.UK register of licensed sponsors for the Skilled Worker and related work routes. The licence belongs to the employer and is not a commitment to sponsor this role.

AI & Machine Learning Engineer - AI Training About Prolific Prolific is not just another player in the AI space – we are building the biggest pool of quality human data in the world. Over 35,000 AI developers,…

AI AWS Cloud Deep Learning Fine Tuning +25 skills
 Sign in to see your match
Prolific Academic Ltd
68 views 2 days ago

AI Engineer/ML Engineer - Senior Developers - AI Training - Colchester, UK

Open 63d RemoteUKSenior 1 question Licensed UK sponsor — This employer appears on the GOV.UK register of licensed sponsors for the Skilled Worker and related work routes. The licence belongs to the employer and is not a commitment to sponsor this role.
United Kingdom

Join Prolific's Expert Network as a paid AI/ML participant who trains and evaluates LLMs: auditing AI-generated code and model explanations, providing RLHF feedback, analyzing model reasoning, and benchmarking outputs. Requires deep Python and PyTorch/TensorFlow skills plus LLM workflow experience (prompting, RLHF, RAG).

AI AWS Cloud Deep Learning Fine Tuning +25 skills
up to 80 $ / hr
 Sign in to see your match
Prolific Academic Ltd
39 views 2 days ago

AI Engineer/ML Engineer - Senior Developers - AI Training - Colorado Springs, US

Open 63d RemoteSenior 1 question Licensed UK sponsor — This employer appears on the GOV.UK register of licensed sponsors for the Skilled Worker and related work routes. The licence belongs to the employer and is not a commitment to sponsor this role.

AI & Machine Learning Engineer - AI Training About Prolific Prolific is not just another player in the AI space – we are building the biggest pool of quality human data in the world. Over 35,000 AI developers,…

AI AWS Cloud Deep Learning Fine Tuning +25 skills
 Sign in to see your match
Prolific Academic Ltd
41 views 2 days ago

AI Engineer/ML Engineer - Senior Developers - AI Training - Columbus, US

Open 63d RemoteSenior 1 question Licensed UK sponsor — This employer appears on the GOV.UK register of licensed sponsors for the Skilled Worker and related work routes. The licence belongs to the employer and is not a commitment to sponsor this role.

AI & Machine Learning Engineer - AI Training About Prolific Prolific is not just another player in the AI space – we are building the biggest pool of quality human data in the world. Over 35,000 AI developers,…

AI AWS Cloud Deep Learning Fine Tuning +25 skills
 Sign in to see your match
Prolific Academic Ltd
70 views 2 days ago

AI Engineer/ML Engineer - Senior Developers - AI Training - Coventry, UK

Open 63d RemoteUKSenior 1 question Licensed UK sponsor — This employer appears on the GOV.UK register of licensed sponsors for the Skilled Worker and related work routes. The licence belongs to the employer and is not a commitment to sponsor this role.
United Kingdom

Join Prolific's Expert Network as a paid participant who trains and evaluates LLMs: auditing AI-generated code and reasoning, refining RLHF feedback, and benchmarking model outputs remotely. Requires strong ML expertise (PyTorch/TensorFlow, Python, LLM workflows); pays up to $80 per hour.

AI AWS Cloud Deep Learning Fine Tuning +25 skills
up to 80 $ / hr
 Sign in to see your match
Prolific Academic Ltd
44 views 2 days ago

AI Engineer/ML Engineer - Senior Developers - AI Training - Dallas, USA

Open 63d RemoteSenior 1 question Licensed UK sponsor — This employer appears on the GOV.UK register of licensed sponsors for the Skilled Worker and related work routes. The licence belongs to the employer and is not a commitment to sponsor this role.

AI & Machine Learning Engineer - AI Training About Prolific Prolific is not just another player in the AI space – we are building the biggest pool of quality human data in the world. Over 35,000 AI developers,…

AI AWS Cloud Deep Learning Fine Tuning +25 skills
 Sign in to see your match
Prolific Academic Ltd
30 views 2 days ago

AI Engineer/ML Engineer - Senior Developers - AI Training - Denver, US

Open 63d RemoteSenior 1 question Licensed UK sponsor — This employer appears on the GOV.UK register of licensed sponsors for the Skilled Worker and related work routes. The licence belongs to the employer and is not a commitment to sponsor this role.

AI & Machine Learning Engineer - AI Training About Prolific Prolific is not just another player in the AI space – we are building the biggest pool of quality human data in the world. Over 35,000 AI developers,…

AI AWS Cloud Deep Learning Fine Tuning +25 skills
 Sign in to see your match
Prolific Academic Ltd
47 views 2 days ago

AI Engineer/ML Engineer - Senior Developers - AI Training - El Paso, US

Open 63d RemoteNorth AmericaSenior 1 question Licensed UK sponsor — This employer appears on the GOV.UK register of licensed sponsors for the Skilled Worker and related work routes. The licence belongs to the employer and is not a commitment to sponsor this role.
United States

Prolific is recruiting senior AI/ML engineers into its paid Expert Network to train and evaluate LLMs: reviewing model reasoning and architectures, auditing ML code and notebooks, and providing RLHF feedback at up to $80/hour. Core stack: Python, PyTorch/TensorFlow, Hugging Face, cloud MLOps, and vector databases.

AI AWS Cloud Deep Learning Fine Tuning +25 skills
up to 80 $ / hr
 Sign in to see your match
Prolific Academic Ltd
30 views 2 days ago

AI Engineer/ML Engineer - Senior Developers - AI Training - Fort Worth, US

Open 63d RemoteSenior 1 question Licensed UK sponsor — This employer appears on the GOV.UK register of licensed sponsors for the Skilled Worker and related work routes. The licence belongs to the employer and is not a commitment to sponsor this role.

AI & Machine Learning Engineer - AI Training About Prolific Prolific is not just another player in the AI space – we are building the biggest pool of quality human data in the world. Over 35,000 AI developers,…

AI AWS Cloud Deep Learning Fine Tuning +25 skills
 Sign in to see your match
Prolific Academic Ltd
28 views 2 days ago

AI Engineer/ML Engineer - Senior Developers - AI Training - Fresno, US

Open 63d RemoteSenior 1 question Licensed UK sponsor — This employer appears on the GOV.UK register of licensed sponsors for the Skilled Worker and related work routes. The licence belongs to the employer and is not a commitment to sponsor this role.

AI & Machine Learning Engineer - AI Training About Prolific Prolific is not just another player in the AI space – we are building the biggest pool of quality human data in the world. Over 35,000 AI developers,…

AI AWS Cloud Deep Learning Fine Tuning +25 skills
 Sign in to see your match