Top Internships in NYC, NY

As a PhD intern, you will design and develop software solutions for automated trading systems, collaborating closely with the Quantitative Research team.

Software Engineering Interns join MongoDB product and technology teams for a 12-week summer internship. They collaborate with engineers, learn software development practices, and contribute production-level code to MongoDB products and services. Candidates should be pursuing a computer science or related degree, understand data structures, algorithms, and software design, and be proficient in an object-oriented programming language. Interns work 40 hours weekly in a hybrid office model.

Support scientists with laboratory experiments, maintain and organize lab equipment, manage inventory and consumables, prepare presentations of experimental results, and accurately document activities in an electronic lab notebook. This six-month, paid, in-lab internship requires wet-lab experience, pipetting skills, basic dilution calculations, strong communication, and the ability to work independently in an NYC laboratory.

Software Engineering Interns collaborate with engineers and mentors to build production-oriented product features across APIs, web design, systems engineering, and data infrastructure. Responsibilities include contributing to individual and group projects, coordinating with stakeholders, using varied technologies, and applying AI tools to accelerate learning and development. Candidates must be pursuing a Computer Science or equivalent degree, have one or fewer academic years remaining, commit to a 10-week summer internship, and work in person in New York City.

Participate in an 11-week Operations internship supporting clearing, settlements, corporate actions, collateral management, and shared services. Analyze business needs using data, develop and implement strategic process improvements, manage team projects end-to-end, collaborate across global teams, and contribute to a cross-functional capstone initiative focused on advancing Operations.

The intern will utilize machine learning and statistics to extract patterns from data, implement algorithms, back-test models, and communicate findings effectively.

Actuarial Interns support pricing, product development, reserve calculations, actuarial modeling, financial analysis, asset liability management, and investments. They collaborate with experienced actuaries, analyze data, present project findings to leaders, and participate in professional development and networking activities.

Intern will help turn quantitative research into production equities trading strategies, optimize portfolio allocation and risk, minimize trading costs and market impact, monitor performance, and perform statistical research to improve risk-adjusted returns while making real-time allocation decisions under supervision.

Conduct quantitative research for financial markets by developing valuation strategies, mathematical models, trading signals, and monetization systems. Responsibilities include translating algorithms into code, backtesting and implementing trading models, analyzing unconventional data sources, and applying statistical techniques. The 11-week post-doctoral internship involves collaboration with senior researchers in a fast-paced investment environment.

Finance Intern supporting Gusto’s Finance, BizOps & Strategy team through financial and operational reporting, cost and margin analysis, roadmap projects, and ad hoc analysis. The role partners cross-functionally with Customer Experience, EPD, and Corporate Development teams, translating financial data into business decisions. Interns will use Excel, Google Sheets, AI tools, and automation while communicating findings to non-finance stakeholders.

Supports front office and daily hotel operations under department leadership while gaining hands-on hospitality experience. Assists other departments as needed, collaborates with team members, completes assigned tasks, and contributes to a positive work environment focused on memorable guest experiences.

Supports front office and daily hotel operations under department leaders while gaining hands-on experience. Assists other departments as needed, collaborates with team members, completes assigned tasks, and contributes to a positive guest experience and productive workplace.

Human Resources Interns support global HR projects and processes, identify process-improvement opportunities, analyze HR data, and develop solutions to talent challenges. They collaborate with stakeholders across People Operations, Benefits, Learning and Development, and People Analytics. The role requires strong communication, organization, analytical and problem-solving skills, along with proficiency in Excel, PowerPoint, and familiarity with AI tools such as Gemini and Claude.

As a Quantitative Researcher Intern, you'll develop models and strategies, conduct statistical analysis, and implement algorithms in a trading context.

MBA interns will support HR strategy, organizational design, talent analytics, professional development, and organizational change initiatives. They will collaborate with HR leadership and stakeholders, analyze workforce data, develop career frameworks, and present strategic recommendations to senior leadership. Opportunities span People Operations, Benefits, Learning and Development, and People Analytics in New York.

Participate in a structured fixed income and macro trading rotation. Develop expertise in financial markets, apply statistical techniques to trading, adapt investment approaches, and use advanced trading technology. Collaborate with traders, quantitative researchers, and technologists while identifying opportunities and managing risk. The internship also includes networking with senior team members and peers.

11-week software engineering internship building high-performance, large-data research platforms and trading tools. Work in small teams on system architectures, distributed systems, NLP and ML, and web frameworks while collaborating with senior engineers.

Supports cross-channel marketing attribution and influence modeling by documenting data sources, defining business rules, mapping and normalizing interaction data, testing reporting prototypes, and recommending implementation steps. The intern also assists with AWS marketing data organization, segmentation research, data hygiene, process documentation, and stakeholder communications. The role requires analytical thinking, thorough documentation, clear communication, and collaboration across marketing and technical teams.

Ten-week machine learning engineering internship focused on building systems for training and deploying large-scale ML models. Interns collaborate with researchers, hardware experts, and software engineers on GPU acceleration, distributed computing, and open-source tools supporting trading strategies. The program includes technical training, mentorship, professional development, financial markets education, and team activities. Successful interns may receive an opportunity for a graduate position.

Supports audit teams serving Japanese business clients by reviewing financial documents, applying GAAP and GAAS, analyzing financial data, documenting findings, assessing internal controls, identifying risks, and assisting with financial reporting. The intern learns PwC audit methodologies while developing accounting, communication, teamwork, and professional skills.

Supports PwC tax professionals with corporate tax returns, compliance documents, tax data analysis, international and multistate tax projects, tax research, client documentation, and strategy development. The intern serves Japanese and English-speaking entrepreneurial and private businesses while developing tax consulting, data analytics, communication, and commercial awareness skills.

11-week quantitative research internship developing and implementing mathematical and trading models. Responsibilities include model conceptualization, backtesting, live implementation, using unconventional data, and conducting statistical research to refine trading signals and monetization systems.

Supports the group benefits sales organization through training, customer meeting participation, technology exposure, assigned sales duties, and a capstone project. The intern develops business acumen, interpersonal, analytical, presentation, and leadership skills while gaining experience in a business-to-business insurance sales environment. Successful participants may interview for a sales trainee position after completing the program.

Supports technology consulting teams on client projects involving technology strategy, digital transformation, research, analysis, data gathering, documentation, presentations, and roadmap development. Uses AI-enabled tools to organize information and create summaries, contributes to problem solving and operating model analysis, and collaborates with team members while learning consulting methods and client-service practices.

Supports post-merger integration, deal value creation, separation, and divestiture initiatives. Responsibilities include research, carve-out planning, process and dependency analysis, presentation development, status tracking, meeting documentation, and use of AI-enabled tools. The intern collaborates with advisory teams, organizes project information, contributes to client deliverables, and develops consulting, communication, teamwork, and transaction-related skills.