wex

PhD Intern, AI/ML/NLP Engineer

United States full-time Entry $35 - $43
full-time Entry level Technology & IT Salary listed Curated
Sign in to apply Free account — we bring you straight back to this role.

About the role

Note: This is a remote position; however, the candidate must reside within 30 miles of one of the following locations: Portland, ME; Boston, MA; Chicago, IL; Dallas, TX; San Francisco Bay Area, CA; or Seattle, WA.
About the Team
We are a fast-growing AI Engineering team, driving WEX's strategic vision to integrate artificial intelligence into the core of our product and business. Our team thrives on collaboration, working directly with stakeholders and domain experts to develop innovative AI platforms and solutions. We are building groundbreaking products that benefit our customers and help them grow their businesses. We foster a culture of continuous learning and believe that the best work stems from a shared purpose and an enjoyable, engaging environment.
Your Impact & Internship Project
As a PhD Research Intern, you will apply your deep technical expertise to solve complex, real-world problems. You are a highly motivated researcher with a passion for applying cutting-edge AI, Machine Learning, and software engineering to create tangible business value.
This is a project-based internship. You will be paired with a dedicated mentor and given a high-impact project to own, from research and design through to a functional prototype.
Over the course of this internship, you will:

Collaborate with senior engineers, product managers, and domain experts to understand our customers' needs and challenges.

Apply your research skills to design, code, and test novel AI/ML solutions.

Develop, evaluate, and iterate on AI/ML models (including LLMs) to solve a core business problem.

Analyze existing platforms to identify bottlenecks and propose opportunities for algorithmic or systems-level improvements.

Gain hands-on experience with our production systems, including CI/CD pipelines (GitHub Actions) and Infrastructure as Code (Terraform).

Present your findings and project outcomes to the team and key stakeholders at the end of your internship.

Qualifications & What We're Looking For

Currently enrolled in a PhD program in Computer Science, Artificial Intelligence, Machine Learning, Statistics, or a related quantitative field.

Demonstrated research experience in AI, Machine Learning, Deep Learning, or Generative AI (e.g., publications, conference papers, or significant project work).

Strong programming skills in at least one of our core languages: Python, Java, C#, or GoLang.

Deep understanding of modern ML algorithms, platforms, and packages (including deep learning and LLMs).

Solid grasp of probability and statistics concepts (e.g., distributions, Bayesian inference, maximum likelihood estimation).

A collaborative mindset and strong communication skills, with an ability to translate complex research into practical applications.

Evidence of innovative problem-solving and a drive to learn and excel.

Preferred (Bonus) Skills

Experience with cloud platforms (e.g., AWS).

Familiarity with software development best practices (SDLC), CI/CD tools, and IaC (e.g., Terraform).

Familiarity with container orchestration (e.g., Kubernetes).

Experience or interest in the financial technology (FinTech) industry.

Key Words: AI, Machine Learning, Statistical Learning, Data Scientist, PhD Intern, Research Intern, LLM, Generative AI
The base pay range represents the anticipated low and high end of the pay range for this position. Actual pay rates will vary and will be based on various factors, such as your qualifications, skills, competencies, and proficiency for the role. Base pay is one component of WEX's total compensation package. Most sales positions are eligible for commission under the terms of an applicable plan. Non-sales roles are typically eligible for a quarterly or annual bonus based on their role and applicable plan. WEX's comprehensive and market competitive benefits are designed to support your personal and professional well-being. Benefits include health, dental and vision insurances, retirement savings plan, paid time off, health savings account, flexible spending accounts, life insurance, disability insurance, tuition reimbursement, and more. For more information, check out the "About Us" section.Pay Range: $35.00 - $43.00Originally posted on Himalayas

Interview prep

Walk in with sharper answers.

Use this as a quick practice sheet before you speak with the employer.

Entry
Technology & IT Python Remote Collaboration Sales Phd Intern Entry level

Likely questions

  1. Tell us about work you have done that is close to the PhD Intern, AI/ML/NLP Engineer role.
  2. How would you approach your first 30 days at wex?
  3. Which of Python, Remote Collaboration and Sales have you used recently, and what did it help you achieve?
  4. What have you learned quickly in a past role, project, or training experience?
  5. How do you handle busy days, changing priorities, or pressure at work?

Prepare before the call

  • A recent example that proves your experience with Python, Remote Collaboration and Sales.
  • One short story with a problem, your action, and the result.
  • Two examples that show the strengths listed on your CV.
  • A clear reason why this role and company interest you.
  • Your availability, preferred work style, and salary expectations.

Ask them

  • What would success look like in the first 90 days?
  • What are the main problems this hire should help solve?
  • How does the team give feedback and measure good work?
  • What does a normal working week look like for this role?
Practice line

I am interested in the PhD Intern, AI/ML/NLP Engineer role because I can bring practical experience in Python, Remote Collaboration and Sales, learn the team quickly, and contribute to the outcomes wex needs from this hire.

Related jobs.

More roles from this company or category.