Staff Research Scientist

MongoDB
Palo Alto, US
Hybrid

Who this role is best for

Aimed at mid-level research scientists with a PhD and strong ML/NLP background who want to work on cutting-edge AI models in a collaborative research environment.

Best fit for

  • PhD graduates with first-author publications in top ML venues.
    — “first author publications in top venues
  • Researchers experienced in building complex neural networks for language understanding.
    — “Experience building complex neural networks for language
  • Individuals who thrive in collaborative research environments with peers from top institutions.
    — “Collaborate closely with other research scientists

Things to consider

  • PhD in Computer Science or related field is a hard requirement.
    — “PhD degree in Computer Science
  • Role involves rigorous empirical studies to validate theoretical results.
    — “conducting rigorous empirical studies to validate

How to stand out

  • Highlight specific innovations or improvements you've made in ML research.
    — “improving upon existing ideas in machine learning
  • Demonstrate leadership in problem-solving and communication through past projects.
    — “Excellent leadership, problem-solving, and communication skills
  • Showcase experience with full lifecycle of AI model development.
    — “full lifecycle of AI model development
Pace · Fast PacedCollaboration · HighAutonomy · HighDecision Impact · TeamLevel · Senior

Derived from job-description analysis by Serendipath's career intelligence engine.

What success looks like

  • publishing in top AI research venues
  • contributing to the development of next-generation AI models
Typical background
PhD in Computer Science or related fieldtrack record of research in machine learning

Skills & requirements

Required

Machine-learningDeep-learningNatural-language-processingNeural-networksResearch-publications

Preferred

LeadershipCommunication-skills

Stack & domain

Machine LearningDeep LearningNatural Language ProcessingNeural NetworksEmbedding ModelsRerankersLeadershipProblem-solvingCommunicationAI

About the role

Original posting from MongoDB

About Voyage AI Team at MongoDB

Voyage AI team in MongoDB is building a best-in-class, general-purpose, domain-specific, and fine-tuned embedding models and rerankers to enable accurate, efficient unstructured data search and retrieval for RAG, recommendation, semantic search, and more. It is backed by a strong team of AI researchers from Stanford, MIT, Berkeley, Princeton, and CMU, who have conducted over five years of cutting-edge research on training embedding models. Voyage AI was acquired by MongoDB recently, and is now integrating the SOTA embedding models with MongoDB's data platform to create powerful end-to-end solutions.

Position Overview

We are seeking a Staff Research Scientist to join our team and contribute to the development of next-generation AI models. This position offers a unique opportunity to work on challenging problems at the intersection of machine learning research and practical deployment of large neural networks.

This role can be based out of our Palo Alto office, or remotely in the United States.

Responsibilities

Conduct cutting-edge research in artificial intelligence, from frontier LLMs to embedding models and rerankers

Innovate in next-generation information retrieval and LLM agent paradigm

Collaborate closely with other research scientists and research engineers as well as peers across the organization

Qualifications

PhD degree in Computer Science or related field

A track record of coming up with new ideas or improving upon existing ideas in machine learning, demonstrated by accomplishments such as first author publications in top venues

Strong background in machine learning, deep learning, and natural language processing

Experience building complex neural networks for language and visual understanding

Capable of conducting rigorous empirical studies to validate theoretical results

Excellent leadership, problem-solving, and communication skills

What We Offer

Opportunity to work on real-world problems at the cutting edge of AI research

Opportunity to utilize research vision to innovate the entire company and make real-world impact

Exposure to the full lifecycle of AI model development, from research to production

Our compensation (base + equity) for this position is competitive with frontier AI labs

About MongoDB

MongoDB is built for change, empowering our customers and our people to innovate at the speed of the market. We have redefined the database for the AI era, enabling innovators to create, transform, and disrupt industries with software. MongoDB’s unified database platform—the most widely available, globally distributed database on the market—helps organizations modernize legacy workloads, embrace innovation, and unleash AI. Our cloud-native platform, MongoDB Atlas, is the only globally distributed, multi-cloud database and is available across AWS, Google Cloud, and Microsoft Azure.

With offices worldwide and nearly 60,000 customers—including 75% of the Fortune 100 and AI-native startups—relying on MongoDB for their most important applications, we’re powering the next era of software.

Our compass at MongoDB is our Leadership Commitment, guiding how and why we make decisions, show up for each other, and win. It’s what makes us MongoDB.

To drive the personal growth and business impact of our employees, we’re committed to developing a supportive and enriching culture for everyone. From employee affinity groups, to fertility assistance and a generous parental leave policy, we value our employees’ wellbeing and want to support them along every step of their professional and personal journeys. Learn more about what it’s like to work at MongoDB, and help us make an impact on the world!

MongoDB is committed to providing any necessary accommodations for individuals with disabilities within our application and interview process. To request an accommodation due to a disability, please inform your recruiter.

MongoDB, Inc. provides equal employment opportunities to all employees and applicants for employment and prohibits discrimination and harassment of any type and makes all hiring decisions without regard to race, color, religion, age, sex, national origin, disability status, genetics, protected veteran status, sexual orientation, gender identity or expression, or any other characteristic protected by federal, state or local laws.

Req ID: 2273454547

MongoDB’s base salary range for this role is posted below. Compensation at the time of offer is unique to each candidate and based on a variety of factors such as skill set, experience, qualifications, and work location. Salary is one part of MongoDB’s total compensation and benefits package. Other benefits for eligible employees may include: equity, participation in the employee stock purchase program, flexible paid time off, 20 weeks fully-paid gender-neutral parental leave, fertility and adoption assistance, 401(k) plan, mental health counseling, access to transgender-inclusive health insurance coverage, and health benefits offerings. Please note, the base salary range listed below and the benefits in this paragraph are only applicable to U.S.-based candidates.

MongoDB’s base salary range for this role in the U.S. is:$151,000—$297,000 USD

Source: MongoDB careers

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