36 computer science intern jobs at 25 companies in Valhalla, NY
2w
Save
Mark Applied
Hide
2026 Internship, Fall - Data Science
Morristown, New Jersey, United States
OnsiteInternship, Temporary
For-credit unpaid internship requiring proficiency in R and SQL, Microsoft Office, web scraping, strong communication, and enrollment in a mathematics, data science, or computer science program.
R, SQL, Microsoft Office Suite
2w
Save
Mark Applied
Hide
2026 Internship, Fall - Data Science
Morristown, New Jersey, United States
OnsiteInternship
Proficiency in R and SQL, Microsoft Office, web scraping; enrolled in a mathematics/data science/computer science program; strong communication and ability to create KPIs and algorithms in a sporting environment.
R, SQL, Microsoft Office Suite, Web Scraping
1w
Save
Mark Applied
Hide
IT Intern
Islandia, New York, United States
OnsitePart Time
Current university student in computer science or related field; programming experience in Java or Python preferred; able to support IT projects.
Java, Python
12h
Save
Mark Applied
Hide
Intern, IT
Hawthorne, New Jersey, United States
$18/hr OnsiteInternship
Current student in IT, computer science, or a related field with basic hardware, operating system, Microsoft Office, and technical problem-solving knowledge.
Windows, macOS, Microsoft Office Suite
3d
Save
Mark Applied
Hide
Investments Intern
Jersey City, New Jersey, United States
OnsiteInternship
Rising senior in finance/economics/computer science/investments; proficiency in Python, SQL, and advanced Excel; strong analytical and communication skills; willingness to pursue CFA preferred.
Python, SQL, Microsoft Excel, R, MATLAB, Bloomberg
2w
Save
Mark Applied
Hide
Technology Intern
New York, New York, United States
$18/hr OnsiteFull Time, Part Time
Foundations in computer science/IT, AI literacy, cloud-native familiarity, basic cybersecurity knowledge, hardware and networking skills, ability to lift 30 lbs and stand for extended periods.
Zendesk
3d
Save
Mark Applied
Hide
Archives Intern
New York, New York, United States
OnsiteInternship
Enrollment in an undergraduate or graduate library/information science or museum studies program, NY-based or Greater NY region, familiarity with digital asset management, and general computer proficiency.
Digital Asset Management (DAM), Microsoft Office
1mo
Save
Mark Applied
Hide
Administrative Intern
Middletown or Mount Vernon
OnsiteInternship, Part Time
Must be enrolled in a degree program granting internship credit in business administration, non-profit management, finance, computer science, human resources or related field; strong analytical, organizational, and communication skills; proficiency in Microsoft Office; ability to handle confidential information.
Microsoft Office
7h
Save
Mark Applied
Hide
Software Engineer Intern - Winter 2027
New York City or Seattle or Los Angeles or Mountain View or San Francisco
$70/hr OnsiteInternship
Pursuing a bachelor's or master's in computer science, engineering, or a related field; 3.7 GPA minimum, introductory computer science coursework, and advanced programming experience.
Go, Python, Ruby, Java, Kotlin, C, C++
8h
Save
Mark Applied
Hide
Software Engineer Intern - Summer 2027
New York City or Seattle or Los Angeles or Mountain View or San Francisco
$70/hr OnsiteInternship
Pursuing a bachelor's or master's in computer science, engineering, or related field; 3.7 GPA minimum; introductory computer science course and advanced programming experience required.
Go, Python, Ruby, Java, Kotlin, C, C++
1w
Save
Mark Applied
Hide
Help Desk Intern
Parsippany, New Jersey, United States
$20-$23/hr OnsiteInternship, Part Time
Currently pursuing IT/Computer Science degree, able to work ≥25 hrs/week, strong communication and customer service, GPA 3.0 preferred, ability to travel to satellite offices, programming/networking a plus.
1d
Save
Mark Applied
Hide
Software Engineer Intern (Media Engine) - 2027 Summer
San Jose or Los Angeles or Singapore or New York City or London or Dublin or Paris or Berlin or Dubai or Jakarta or Seoul or Tokyo
OnsiteInternship
Pursuing a bachelor's or master's in computer science, mathematics, or a related technical field; strong computer science, networking, operating systems, multimedia, programming, communication, and teamwork skills.
C++, C, Java, Kotlin, Objective-C, Swift, Python, Golang, FFmpeg, GStreamer, OBS Studio, VLC, x264, x265, WebRTC, RTP/RTCP, VoIP, Core Data, Core Animation, Android SDK, Nginx RTMP module, Licode, Kurento, mediasoup, Jitsi, iOS, Android, Windows, Mac, Linux
2mo
Save
Mark Applied
Hide
Research Intern - Self-Improving AI
Cambridge or New York
$6k-$13k/mo HybridInternship
1+ YOEEnrolled in a Master's or PhD program in machine learning/computer science, 1+ year experience with deep learning/language modeling/ reinforcement learning, submit cover letter, references, and research samples; must be onsite at manager's worksite.
PyTorch, HuggingFace Transformers, vLLM
1mo
Save
Mark Applied
Hide
Software Engineering Intern — Fall 2026
New York City, New York, United States
$40/hr OnsiteInternship, Full Time
0+ YOEPursuing a Computer Science or related degree; comfortable with TypeScript/JavaScript and Next.js; curious about LLMs; strong communication skills; previous internship experience is a plus.
LLMs, Next.js, TypeScript, JavaScript, MacBook
1mo
Save
Mark Applied
Hide
Graduate Student Intern (Class IV)
New York, New York, United States
$23/hr HybridPart Time
Junior-year status, coursework in computer science/physics/neuro, experience in any programming language (Python,R,Java,C++,Matlab) required; imaging processing preferred; attention to detail and ability to work independently.
R, ImageJ, Python, Java, C++, Matlab
3d
Save
Mark Applied
Hide
Software Engineering Intern (Front End or Back End)
New York City or United States
RemoteMultiple Commitments Available
Pursuing or holding a BS/MS in computer science, engineering, or related field; front-end or back-end specialization; comfortable with Cursor and Xano; strong communication, documentation, and problem-solving skills.
Cursor, Xano
1w
Save
Mark Applied
Hide
2027 Technology, Data, AI & Ventures Summer Internship Program - Analyst Intern
New York, New York, United States
$30-$35/hr HybridInternship
Currently pursuing a bachelor's or master's in computer science, business information systems, or related field; available full-time May–August; eligible to work in the U.S.; able to work hybrid (3 days/week onsite in New York City).
7h
Save
Mark Applied
Hide
Intern-IT Helpdesk Tech - Fall 2026
Bohemia, New York, United States
$17-$24/hr OnsiteInternship, Full Time
Currently enrolled in or experienced in computer science, information technology, or a related field; Windows and Microsoft Office proficiency; communication skills; and ability to lift 30 pounds and work at heights.
Windows, Microsoft Office
2mo
Save
Mark Applied
Hide
Machine Learning Software Engineer Intern - Winter 2027
San Francisco or New York City
HybridInternship, Temporary
Currently enrolled in an M.Sc. or Ph.D. in computer science or related field; strong backend programming skills (Python, PySpark, PyTorch); ML experience, LLM familiarity preferred; excellent communication and learning mindset.
Python, PySpark, PyTorch, LLMs
18h
Save
Mark Applied
Hide
Cybersecurity Internship 2027
Greenwich, Connecticut, United States
OnsiteFull Time, Internship
Current cybersecurity, computer science, or related student with minimum 3.5 GPA, basic network and application security knowledge, familiarity with security tools, and strong analytical, problem-solving, attention-to-detail, and documentation skills.
Explore Jobs