Senior Full Stack Engineer - AI Innovation

Taskrabbit•San Francisco, CA

14h•Hybrid

About The Position

Taskrabbit is seeking a Senior Full Stack Engineer to join their remotely distributed AI full stack team. This role involves contributing to the reliability, performance, and maintainability of critical financial infrastructure, directly shaping customer and tasker experiences with money. The AI & Innovation team is a new incubator for AI projects focused on improving the client experience, such as how clients discover, describe, and book help. The team's model emphasizes rapid iteration: quickly scoping, building, and validating ideas. Successful projects are then handed off to teams best positioned for long-term ownership. As a Senior Software Engineer, you will delve deep into systems, deliver new features, and advocate for engineering rigor and operational excellence. You will work both independently and collaboratively, tackling complex challenges and making a lasting impact on the codebase and processes.

Requirements

5 years of professional software engineering experience, including a mix of frontend and backend experience, with demonstrated impact (leading complex domains, influencing multiple teams).
Extensive professional experience with Node.js and microservice architecture.
Strong SQL and data modeling experience (Postgres, Snowflake).
Hands-on experience with async/event-driven systems (Kafka) and microservice architecture.
Proven track record designing and owning observability/alerting for critical systems.
Mastery in building, debugging, and scaling distributed systems.
Excellent communication skills, ability to influence without authority, and a strong ownership mentality for systems handling money and trust.
Candidates must be legally authorized to work in the United States without employer sponsorship now or in the future.

Nice To Haves

Experience with Spec Driven Development.
Hands-on AI tools experience.
Experience with rebuilding legacy software systems.
Familiarity with microservice and event-driven architectures at scale.
Familiarity with Ruby on Rails is a plus.

Responsibilities

Define the multi-quarter technical roadmap for the AI & Innovation team (backend, frontend web client, etc.) in collaboration with the engineering manager and architects, driving strategy, addressing tech debt, and evolving scalable system architecture, APIs, and data models.
Lead complex, cross-team technical initiatives.
Translate ambiguous, high-stakes business goals into clear technical strategies, designs, and experiments.
Serve as a Javascript subject-matter expert, champion high-quality testing and AI practices, mentor engineers, and produce durable technical documentation.
Lead the adoption of Spec-Driven Development (SDD) leveraging advanced AI tools, ensuring engineers consistently turn well-defined specs into robust, scalable Node.js implementations and comprehensive test suites.
Champion SDD practices using AI tooling, ensuring the consistent translation of precise specs into resilient Node.js implementations and thorough test suites.