Full Stack AI Software Engineer I
About The Position
We're building the next generation of email marketing tools at Validity. AI is central to how we build – we develop with agents daily – and to what we build, shipping AI-powered features that help our customers succeed. We're looking for a Full Stack AI Software Engineer I with exceptional fundamentals, sharp instincts, and the drive to build production software from day one. This is a hybrid office-based position that requires in-person presence in the team's Boston, MA (Financial District) office location on Tuesdays, Wednesdays, and Thursdays of each week. This role is not eligible for remote work or relocation. We move fast, communicate directly, and debate ideas openly. The best idea wins regardless of who it comes from. We bias toward action – ship, learn, iterate.
Requirements
- Bachelor's degree in computer science from a top 30 CS program
- 4.0 GPA
- At least one software engineering internship at a technology company, or a portfolio of demonstrable projects showing engineering depth
- Proficiency in React, TypeScript, and SQL
- Demonstrated ability to use AI coding tools effectively – you already build with agents
- Strong code review instincts – you read code critically and catch issues others miss
- Excellent fundamentals in systems design and data structures
- Ability to work a hybrid office-based position (Tuesdays, Wednesdays, and Thursdays) in the team's Boston, MA (Financial District) office.
Nice To Haves
- Contributions to open-source projects
- Experience building and deploying web applications
- Familiarity with agentic AI frameworks or LLM APIs
- Personal projects that demonstrate initiative and technical depth
Responsibilities
- Build and ship full-stack features
- Work with agentic AI systems – both using AI tools in your workflow and building AI-powered features
- Work across multiple projects simultaneously, using agents to maintain velocity across concurrent workstreams
- Perform rigorous code review – especially of AI-generated code – ensuring production-grade quality, security, and systems design
- Learn rapidly in a fast-paced environment alongside senior engineers
- Work closely with product managers, shipping, learning, and iterating
Benefits
- benefits
- bonus opportunities
- stock options
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What This Job Offers
Job Type
Full-time
Career Level
Entry Level
