Engineer Intern

Stash • New York, NY

12h • Hybrid

About The Position

Want to help everyday Americans invest and build wealth? Financial inequality is increasing, and too many people are getting left behind. At Stash, we’re passionate about democratizing wealth creation through education, advice, and products that help customers achieve greater financial freedom. We also believe in working smarter—leveraging AI and emerging technologies to move faster, operate more efficiently, and focus our time on solving meaningful problems for our customers.
As an Engineering Intern, you’ll work alongside experienced engineers, product managers, and designers to build real features that impact our customers. This is not a “shadowing” internship — you’ll contribute to meaningful projects, collaborate across teams, and gain hands-on experience in a fast-paced, mission-driven environment.

Requirements

• Currently pursuing a Bachelor’s or Master’s degree in Computer Science, Engineering, or a related technical field
• Expected graduation date between 2026–2028
• Experience with at least one programming language such as JavaScript, TypeScript, Python, Java, or Swift
• Passion for technology, fintech, and building products that help people
• Interest in AI tools and curiosity around how artificial intelligence is shaping the future of software development
• Excellent communication and collaboration skills
• Comfortable working in a flexible hybrid environment with in-office collaboration in NYC

Nice To Haves

• Experience building personal, academic, or open-source projects
• Familiarity with React, React Native, Node.js, AWS, or modern backend technologies
• Exposure to AI tools such as GitHub Copilot, ChatGPT, Cursor, or similar developer productivity platforms
• Interest in personal finance, investing, or financial technology

Responsibilities

• Contribute to the development of customer-facing and internal products across web, mobile, and backend systems
• Collaborate with engineers, product managers, and designers to ship high-quality features
• Participate in code reviews, technical discussions, and team ceremonies
• Write clean, maintainable, and scalable code
• Help troubleshoot bugs and improve system performance
• Leverage AI-powered development tools to improve coding efficiency, debugging, testing, and documentation
• Experiment with emerging AI technologies and contribute ideas on how AI can improve both the developer experience and customer experience
• Use AI responsibly to accelerate workflows while maintaining strong engineering fundamentals and code quality standards
• Present your work and learnings to the broader organization at the end of the internship

Benefits

• Comprehensive total rewards package, comprising compensation (salary and equity) and health care benefits
• Complimentary subscription to Stash+ account
• Hybrid Work Policy – We operate a hybrid work environment in NYC that prioritizes time together in the office to strengthen teamwork, innovation, and culture, while still allowing for work-from-home flexibility.
• Flexible PTO
• Work-from-home equipment stipends; home internet subsidy
• Paid Parental Leave (offerings for birth giving and non-birth giving parents) Primary & Secondary
• Enhanced health and wellness benefits through One Medical, Gympass, and Maven Health

What This Job Offers

• Job Type: Full-time
• Career Level: Intern
• Education Level: Associate degree