175 software engineer intern jobs at 97 companies in Lindenhurst, NY
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Quantitative Software Developer Intern
New York City or London or Paris
$120k-$150k/yrOnsiteInternship
Point72: Global alternative investment firm managing capital and venture investments.
Undergraduate or graduate study in computer science or engineering; significant Python, C++, C, or Java experience; systems programming interest; Linux internals knowledge; communication and ownership skills.
Garda Capital Partners: Provides fixed income investment strategies for institutional investors.
Pursuing a bachelor's or master's degree in computer science, engineering, mathematics, or quantitative finance; Python, SQL, programming fundamentals, and problem-solving skills required.
Abridge: Automates medical documentation through AI-powered speech analysis
Currently pursuing a bachelor's or master's degree in computer science, software engineering, or a related technical field; seeks hands-on software engineering experience with AI-powered systems.
San Jose or Los Angeles or New York City or London or Dublin or Paris or Berlin or Dubai or Jakarta or Seoul or Tokyo
OnsiteInternship
TikTok: Global short-form video hosting and social media platform.
Currently pursuing an undergraduate or master's degree in software development, computer science, computer engineering, or a related technical field; experience with Python, Java, Golang, C#, or C++.
Breaking Ground: Provides supportive housing and social services to homeless populations.
High school diploma or equivalent; experience building and maintaining web applications; proficiency in C#, JavaScript, Python, SQL, SQL Server, ASP.NET MVC, Git, and Microsoft Azure; MS Office skills and strong communication.
C#, JavaScript, Python, SQL, SQL Server, ASP.NET MVC, Git, Microsoft Azure, Microsoft Word, Microsoft Excel, Microsoft Outlook, Microsoft Teams
Citadel: Global alternative investment management firm
Bachelor's, master's, or PhD in computer science, computer engineering, or a related field; programming, design, analytical, probability, statistics, and communication skills required.
distributed computing, natural language processing, machine learning
DV Trading: Proprietary trading firm providing liquidity to global financial markets.
Currently pursuing computer science, computer engineering, or related degree; proficient in C++ or Python; able to navigate existing codebases; skilled with AI coding tools and quantitative problem-solving.
DatadogNASDAQ: DDOG: Observability and security platform for cloud applications and infrastructure.
Pursuing computer science, software engineering, or related technical degree; strong data structures, algorithms, and software design fundamentals; coding experience and interest in AI-assisted tools.
Maximor: AI-powered automation platform for accounting and financial operations.
Currently pursuing a Bachelor's or Master's degree in computer science, software engineering, or a related field; programming fundamentals and familiarity with web development, APIs, databases, or front-end frameworks required.
Notion: Provides a unified workspace for notes, documents, and project management.
Pursuing a bachelor's or master's degree in computer science, engineering, or a related field; graduate before Summer 2028. Previous internship and proficiency in programming languages required.
TypeScript, Node.js, Python, React, LLMs, Embeddings, ML
North Atlantic Industries: Designs and manufactures rugged embedded computing and power systems.
Enrolled in a relevant engineering or computer science program; understands procedural and object-oriented programming; familiar with C, C++, Python, and TypeScript/JavaScript; strong analytical and communication skills.
Celonis: Provides process mining software for business process optimization.
8+ YOEBS in CS (MS/PhD preferred),8+ years software engineering, strong C++ (17), experience with database internals/query engines and large-scale data systems, analytical and mentoring skills.
Citadel Securities: Global market maker providing liquidity for financial markets.
Degree in computer science or related field, strong programming and design skills, analytical background in probability/statistics, and effective communication for technical teamwork.
Redwood City or United States or Munich or New York City
$212k-$285k/yrHybridFull Time
Celonis: Provides process mining and operational intelligence software solutions.
8+ YOEBachelor's in Computer Science required; 8+ years of software engineering experience; C++17; database internals, query optimization, execution, storage engines, or transaction processing; large-scale data processing and algorithms.
Cursor: AI-native code editor for software development.
Experience building internal developer platforms, durable workflow orchestration (Temporal or similar), deployment/CI/CD tooling, service mesh, and strong software engineering fundamentals.
Final-year 2027 B.Tech, B.E., or dual-degree student from IIT, NIT, or IIIT in CSE, IT, or a related branch, with strong Python, backend, database, API, Git, and DSA skills.
Piping Rock Health Products: Manufactures and sells vitamins and nutritional supplements online.
Currently pursuing a bachelor's degree in mechanical engineering; AutoCAD or similar software and mechanical drawing experience; strong communication, quantitative, interpersonal, and organizational skills; ability to lift 50 pounds.
FigmaNew York Stock Exchange: FIG: Collaborative interface design and prototyping software for teams.
Clean coding experience in a general-purpose language, core computer science knowledge, technical problem-solving experience, and strong communication and collaboration skills.