INTERNSHIP DETAILS

Machine Learning / Data Science Intern

CompanyBloomreach
LocationSan Diego
Work ModeOn Site
PostedFebruary 18, 2026
Internship Information
Core Responsibilities
The intern will collaborate closely with a mentor to define project goals, then research, develop, code, and test various AI/ML components relevant to the company's data science modules. They will also participate in design sessions, code reviews, and brainstorming to enhance the platform.
Internship Type
full time
Company Size
1132
Visa Sponsorship
No
Language
English
Working Hours
40 hours
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About The Company
Bloomreach personalizes the e-commerce experience by unifying real-time customer and product data so businesses understand what customers really want. By connecting that understanding to every channel, the e-commerce experience continuously reflects a changing customer as they shop. With the scale of AI, this creates endless new paths to purchase.
About the Role
Bloomreach is building the world’s premier agentic platform for personalization.We’re revolutionizing how businesses connect with their customers, building and deploying AI agents to personalize the entire customer journey.
  • We're taking autonomous search mainstream, making product discovery more intuitive and conversational for customers, and more profitable for businesses.
  • We’re making conversational shopping a reality, connecting every shopper with tailored guidance and product expertise — available on demand, at every touchpoint in their journey.
  • We're designing the future of autonomous marketing, taking the work out of workflows, and reclaiming the creative, strategic, and customer-first work marketers were always meant to do.
And we're building all of that on the intelligence of a single AI engine — Loomi AI — so that personalization isn't only autonomous…it's also consistent.From retail to financial services, hospitality to gaming, businesses use Bloomreach to drive higher growth and lasting loyalty. We power personalization for more than 1,400 global brands, including American Eagle, Sonepar, and Pandora.

We are seeking a motivated Machine Learning / Data Science Intern to join the Data Science team and contribute to the development of various AI/ML features for Bloomreach. In this role, you'll collaborate with experienced mentors and have the opportunity to choose a project that aligns with your skills and interests.

Our centralized data science team spanned across multiple geographies, is responsible for the data science modules that power all the products of the company, including Search Relevance, Recommendation, User Personalization, User Segmentations, Content Intelligence and Conversational Commerce.

The internship is part-time during the academic year, allowing you to balance work with your studies. We are currently allowing flexibility for our employees to work from anywhere for the respective region (in this case CEE region) or from our offices in Brno, Prague, or Bratislava. The salary starts at 8€/hour.

 

Your job will be:

  • Work closely with your mentor to define project goals and timelines.
  • Research, develop, code, and test AI/ML components.
  • Collaborate with team members in design sessions and code reviews.
  • Participate in brainstorming sessions and contribute innovative ideas to enhance Clarity.
  • Document and maintain project plans, technical designs, and other relevant materials.

 

You have the following experience & qualities:

  • Current MS/PhD student in computer science, mathematics, statistics or related field (exceptional undergraduates will also be considered).
  • Excellent programming skills (python is preferred).
  • Good understanding of Machine Learning and Statistics concepts.
  • Strong problem-solving skills and a proactive mindset.
  • Ability to work collaboratively within a remote team environment.
  • Excellent communication skills, both written and verbal.
  • A passion for technology and continuous learning.

More things you'll like about Bloomreach:

Culture:

  • A great deal of freedom and trust. At Bloomreach we don’t clock in and out, and we have neither corporate rules nor long approval processes. This freedom goes hand in hand with responsibility. We are interested in results from day one. 
  • We have defined our 5 values and the 10 underlying key behaviors that we strongly believe in. We can only succeed if everyone lives these behaviors day to day. We've embedded them in our processes like recruitment, onboarding, feedback, personal development, performance review and internal communication. 
  • We believe in flexible working hours to accommodate your working style.
  • We work virtual-first with several Bloomreach Hubs available across three continents.
  • We organize company events to experience the global spirit of the company and get excited about what's ahead.
  • We encourage and support our employees to engage in volunteering activities - every Bloomreacher can take 5 paid days off to volunteer*.
  • The Bloomreach Glassdoor page elaborates on our stellar 4.4/5 rating. The Bloomreach Comparably page Culture score is even higher at 4.9/5

Personal Development:

  • We have a People Development Program -- participating in personal development workshops on various topics run by experts from inside the company. We are continuously developing & updating competency maps for select functions.
  • Our resident communication coach Ivo Večeřa is available to help navigate work-related communications & decision-making challenges.*
  • Our managers are strongly encouraged to participate in the Leader Development Program to develop in the areas we consider essential for any leader. The program includes regular comprehensive feedback, consultations with a coach and follow-up check-ins.
  • Bloomreachers utilize the $1,500 professional education budget on an annual basis to purchase education products (books, courses, certifications, etc.)*

Well-being:

  • The Employee Assistance Program -- with counselors -- is available for non-work-related challenges.*
  • Subscription to Calm - sleep and meditation app.*
  • We organize ‘DisConnect’ days where Bloomreachers globally enjoy one additional day off each quarter, allowing us to unwind together and focus on activities away from the screen with our loved ones.
  • We facilitate sports, yoga, and meditation opportunities for each other.
  • Extended parental leave up to 26 calendar weeks for Primary Caregivers.*

Compensation:

  • Restricted Stock Units or Stock Options are granted depending on a team member’s role, seniority, and location.*
  • Everyone gets to participate in the company's success through the company performance bonus.*
  • We offer an employee referral bonus of up to $3,000 paid out immediately after the new hire starts.
  • We reward & celebrate work anniversaries -- Bloomversaries!*

(*Subject to employment type. Interns are exempt from marked benefits, usually for the first 6 months.)

Excited? Join us and transform the future of commerce experiences!

If this position doesn't suit you, but you know someone who might be a great fit, share it - we will be very grateful!

Any unsolicited resumes/candidate profiles submitted through our website or to personal email accounts of employees of Bloomreach are considered property of Bloomreach and are not subject to payment of agency fees.

#LI-Remote

Key Skills
Machine LearningData SciencePythonStatisticsProgrammingAIResearchDevelopmentTestingProblem-SolvingCollaborationCommunication
Categories
Data & AnalyticsScience & ResearchSoftwareEngineeringTechnology
Benefits
Employee Assistance ProgramSubscription to CalmPaid days off for volunteeringProfessional education budgetCompany performance bonusEmployee referral bonus