Source Job

$40–$60/hr
US

  • Refine and enhance language models, including fine-tuning and retraining.
  • Collaborate with product and development teams to design machine learning models.
  • Develop production-ready code and optimize SQL queries for large text data.

Python Machine Learning NLP Deep Learning SQL

20 jobs similar to Data Science Extern

Jobs ranked by similarity.

Canada

  • Research and deploy NLP, ML, and GenAI solutions for revenue lifecycle management products.
  • Partner with engineering and product to take models from experimentation to production at scale.
  • Mentor teammates and drive evaluation standards while building LLM and RAG-based capabilities.

Conga unifies pricing, quoting, contracting, rebates, and communications so companies run as connected, smarter businesses. Trusted by over 10,000 customers and 50% of the Fortune 100, Conga fosters a culture where colleagues thrive and every voice is heard.

$120,000–$135,000/yr
US

  • Design, build, and operate data pipelines across the Accelerator's medallion architecture, ensuring data quality and versioned schema contracts.
  • Develop and operate ML and NLP enrichment pipelines, including language identification, translation, and classification at scale.
  • Collaborate with research teams to define data products and provide direct technical support on the platform.

Princeton University is a leading Ivy League institution that advances education and research across disciplines. Its Accelerator supports computational social scientists with a shared data and compute platform, fostering a collaborative and innovative environment.

  • Build machine-learning, analytics, NLP, and generative-AI solutions using structured and unstructured data.
  • Develop workflows to transform documents and free text into reliable structured outputs for downstream data science.
  • Contribute to production workflows, monitoring, and reproducible data-science practices with senior staff.

ICA, Inc. is a D.C.-based company that helps government clients with research and data analysis, advanced data science, and strategic services. It is a small, collaborative company emphasizing work-life balance and building skilled teams.

Canada

  • Lead development of production ML models for customer lifetime value, conversion, and recommendations.
  • Advance personalization and recommendation systems using Databricks and MLflow.
  • Establish best practices in ML including monitoring, experimentation, and mentoring.

NerdWallet's mission is to provide clarity for all of life's financial decisions. They are a growing, remote-first company with an inclusive and supportive team culture.

US Unlimited PTO

  • Design, develop, and scale machine learning models and advanced analytics solutions to improve healthcare provider data quality and generate network insights.
  • Apply statistical modeling, predictive analytics, NLP, and anomaly detection to solve complex, open-ended business problems.
  • Partner with Engineering to productionize models, use LLM tools, and translate findings into clear business value for stakeholders.

Quest Analytics provides healthcare provider network management tools, with models and insights that improve the accuracy, adequacy, and accessibility of healthcare provider networks. For more than 20 years, 90% of America's health plans have used their solutions, and they foster an entrepreneurial culture with workplace flexibility.

US

  • Design, deploy, and optimize large-scale ML systems for retrieval, ranking, and LLM-powered features.
  • Lead ML projects from concept to production, improving answer relevance and user experience.
  • Collaborate with Product, Data Science, and Engineering teams to shape technical direction.

The hiring partner is a technology company focused on building advanced AI systems that help users discover relevant answers from large collections of online conversations. It values innovation, collaboration, and responsible AI development, offering a remote work environment within the United States.

US Unlimited PTO

  • Implement embeddings, vector storage, and retrieval across a large, provenance-tracked evidence base.
  • Integrate language models so generated text is bound to cited source records, and test for citation failures.
  • Own prompt and output-schema design, model packaging, versioning, serving, and rollback.

DEFCON AI is an insights company that leverages artificial intelligence, mathematical optimization, data analytics, and software engineering to build resilient optimization systems for complex operations. The company offers a fully remote, results-based environment with a focus on production systems and a strong benefits package.

US

  • Lead the development of production-grade ML solutions for personalization, predictive modeling, and performance marketing.
  • Build predictive models for customer lifetime value, conversion propensity, and lead quality.
  • Advance recommendation systems and establish best-in-class ML practices using Databricks.

NerdWallet provides clarity for all of life's financial decisions. The company is growing and fosters an inclusive, supportive team culture where members lift each other up.

Canada

  • Partner deeply with Data Science and ML Engineering to turn ambiguous business problems into clear model objectives.
  • Own and prioritize the ML roadmap across verticals, balancing business impact and technical feasibility.
  • Define and monitor success criteria for model performance and business outcomes.

NerdWallet is a financial clarity platform that leverages machine learning to personalize consumer experiences. They are a remote-first company with a culture focused on balance, wellness, and diversity.

US Unlimited PTO

  • Architect automated ML systems and establish core infrastructure.
  • Translate ambiguous business needs into concrete technical roadmaps.
  • Drive end-to-end deployment of ML products with measurable business impact.

Hims & Hers is a leading health and wellness platform providing personalized care from diagnosis to treatment. The company is publicly traded on NYSE and fosters a flexible, remote-first culture with a focus on innovation and employee well-being.

Mexico

  • Design, train, and deploy ML models for text classification, entity extraction, and topic detection.
  • Build LLM-powered features including RAG, prompt design, and agentic workflows.
  • Collaborate daily with US-based engineers and productionize models as monitored services.

Tech Holding is a full-service consulting firm that delivers predictable outcomes and high-quality solutions to clients from startups to Fortune 50 companies. The culture is built on deep expertise, integrity, transparency, and dependability, with a team of experienced industry professionals.

Global 7w PTO

  • Edit and write text datasets used to train conversational AI.
  • Test bot versions, evaluate responses, and provide clear feedback on errors.
  • Label and annotate data while maintaining high quality and pace.

Social Discovery Group is a group of social discovery companies that builds platforms to connect people online, addressing loneliness and isolation. The company has an international remote team of digital nomads and is a two-time 'Great Place to Work' winner (2024-2025).

North America

  • Drive data insights and decision-making across growth, product, AI, or partnerships.
  • Own the analytical function end-to-end, from defining problems to executing solutions.
  • Collaborate with former top-tier consultants in a no-fluff, remote-first environment.

Jerry is building the first AI-powered advisor to manage all your physical assets, from car insurance to repairs and beyond. With 5M+ customers and $240M+ raised, the company is profitable and maintains a remote-first, owner-oriented culture.

Global Unlimited PTO

  • Design, build, and maintain scalable real-time ML services for ranking and personalization.
  • Analyze user behavior and run A/B tests to improve product discovery and engagement.
  • Collaborate with engineers, data specialists, and business stakeholders to drive measurable outcomes.

The company is an AI-driven e-commerce platform that uses machine learning to power smarter search, discovery, and shopping experiences. It maintains a collaborative, remote-first culture that values ownership, inclusion, and meaningful impact.

US

  • Lead the development of an AI-powered job analysis engine that converts labor market data into structured occupational insights.
  • Build and refine NLP and machine learning models, including embeddings, semantic search, and transformer architectures.
  • Collaborate with product, engineering, and assessment science teams to deliver responsible AI solutions for workforce decisions.

The company builds an AI-powered job analysis platform that transforms labor market data into evidence-based occupational insights. It is a small, innovation-focused remote team that values scientific rigor, collaboration, and responsible AI.

India

  • Design and build production-grade knowledge graphs and LLM-powered AI agents for next-generation software products.
  • Establish evaluation frameworks and technical strategy for applied AI, ensuring reliable and scalable solutions.
  • Mentor technical professionals and collaborate with distributed teams across India, UK, and North America.

The hiring company builds knowledge-driven AI products, including knowledge graphs and intelligent agents for software solutions. It operates with a remote-first, globally distributed team across India, the UK, and North America.

$180,000–$240,000/yr
Global

  • Design and improve AI systems for extracting structured reasoning signals from technical interviews.
  • Build LLM-powered pipelines for semantic analysis, behavioral feature extraction, and evaluation.
  • Develop scoring, calibration, and benchmarking methods grounded in measurable evidence.

APADCode is an early-stage AI startup building an AI-powered technical interview platform that evaluates how candidates reason and solve problems. The company is a small, early-stage team with a culture of high ownership, direct collaboration, and minimal bureaucracy.

$140,000–$200,000/yr
US

  • Discover new sources of audio data and build reliable pipelines to bring them into training datasets.
  • Build and improve large-scale data-processing systems, optimizing for data quality, throughput, and cost.
  • Collaborate with AI Scientists, owning projects from problem discovery through implementation.

Speechify builds text-to-speech products that turn reading materials into audio, used by over 50 million people. Speechify is a fully distributed team of nearly 200 people with no office, and values innovation, autonomy, and exceptional asynchronous work.

North America 5w PTO

  • Architect and build ML systems for complex narrative analysis.
  • Quantitatively improve key NLP models and leverage cloud infrastructure.
  • Present results internally and possibly at external conferences.

We create revolutionary, story-driven RPGs that go straight to the hearts of gamers. With a large international team, we foster a casual, dog-friendly culture and support professional growth.

$107,360–$152,900/yr
US

  • Design, build, and deploy LLM-powered agents that detect spam, harassment, and policy-violating content on Quora.
  • Develop agentic workflows to automate content moderation and user safety tasks at scale.
  • Evaluate model performance, investigate failures, and refine AI systems for accuracy and efficiency.

Quora is a global knowledge-sharing platform that connects people with expert answers. This role sits on a small, collaborative engineering team with a remote-first culture and a focus on AI safety and content quality.