TaskRabbit

Staff Back-End Engineer, Commerce

TaskRabbit$150K — $200K *
Finance & Insurance
5 - 7 years of experience
Job Overview by Ladders

Qualifications

  • 7+ years of professional backend engineering experience with a proven Staff-level impact.
  • In-depth expertise in developing and improving large Ruby on Rails applications.
  • Solid SQL skills and experience in data modeling for financial contexts (Postgres, Snowflake).
  • Practical experience with async/event-driven architectures, particularly using Kafka for financial data management.
  • Demonstrated expertise in observability and alerting systems for mission-critical applications.
  • Advanced skills in production debugging, modernization, and RSpec testing for financial accuracy.
  • Strong communication abilities and ownership mindset when handling financial systems.

Responsibilities

  • Define the multi-quarter technical roadmap for Commerce domains in collaboration with engineering leadership.
  • Lead cross-team technical projects involving integrations with major platforms like Taskrabbit and Stripe.
  • Translate high-stakes business objectives into actionable technical strategies and designs.
  • Enhance reliability and observability of money-flow systems through improved monitoring and automation.
  • Serve as a Ruby on Rails expert, promote rigorous testing practices, and mentor junior engineers.
  • Drive the adoption of Spec-Driven Development with AI tools for robust implementation.
  • Oversee production debugging efforts and implement systemic fixes for operational issues.

Benefits

  • Hybrid work structure allowing for flexibility with two mandatory in-office days.
  • Collaborative culture with a team of supportive and talented individuals.
  • Commitment to diversity, with a leadership team and workforce reflecting community demographics.
  • Generous health benefits and a 401k match with immediate vesting for US employees.
  • Flexible time off policies, including company-wide closure weeks and stipends for wellness, education, and productivity.
Full Job Description
This role operates on a hybrid schedule requiring two days of in-office collaboration per week in our San Francisco office.
About the Role:

We're seeking a Staff Backend Engineer to join our remotely distributed Commerce team, someone who doesn't just build, but raises the quality bar across our entire ecosystem. You'll be instrumental in shaping the reliability, performance, and maintainability of our critical financial infrastructure, directly impacting how our customers and taskers experience money.

Our Commerce team is at the heart of our operations, building and maintaining the billing, payment processing, payouts and taxes/fees that make money simple and accessible. As a Staff Software Engineer, you'll dive deep into our systems, not only delivering new features but also acting as a critical advocate for engineering rigor and operational excellence. You'll work independently and collaboratively in our team, tackling complex challenges and leaving a lasting impact on our codebase and processes.

Key Responsibilities:
  • Architect: Define the multi-quarter technical roadmap for Commerce domains (payments, payouts, billing) along with the engineering manager and architects - driving strategy, addressing tech debt, and evolving scalable system architecture, APIs, and data models for financial correctness.
  • Tech Lead: Lead complex, cross-team technical initiatives involving Taskrabbit, Stripe, and Sovos. Collaborate across engineering, finance, and product to align on architecture and manage dependencies.
  • Solver: Translate ambiguous, high-stakes business goals into clear technical strategies, designs, and experiments.
  • Operational Excellence: Elevate reliability and observability (Datadog, Kafka) for money-flow systems. Own complex production debugging and drive systemic fixes. Improve incident response and automate reconciliation workflows.
  • Multiplier: Serve as a Ruby on Rails subject-matter expert, champion high-quality testing (RSpec) for financial systems, mentor engineers, and produce durable technical documentation.
  • Champion Spec-Driven Development (SDD): Lead the adoption of Spec-Driven Development (SDD) with AI tools, ensuring engineers consistently turn well-defined specs into robust Ruby on Rails implementations and comprehensive RSpec unit and integration tests.


Requirements:
  • 7+ years professional backend engineering, with demonstrated Staff-level impact (leading complex domains, influencing multiple teams).
  • Deep expertise in building and evolving large Ruby on Rails applications.
  • Strong SQL and data modeling for financial use cases (Postgres, Snowflake).
  • Hands-on experience with async/event-driven systems (Kafka) handling financial data(idempotency, ordering).
  • Proven track record designing and owning observability/alerting for critical systems.
  • Mastery in production debugging, modernization, and RSpec testing for financial correctness.
  • Excellent communication, ability to influence without authority, and a strong ownership mentality for systems handling money and trust.


Bonus Points if you have:
  • Experience in fintech, billing, or e-commerce domains.
  • Hands-on AI tools experience with Claude, Augment CLI et al
  • Hands-on work integrating with Stripe, tax engines (e.g., Sovos), or similar providers.
  • Experience with accounting and financial reconciliation flows, audits, or compliance-sensitive systems.
  • Familiarity with microservice and event-driven architectures at scale.


Compensation & Benefits:

At Taskrabbit, our approach to compensation is designed to be competitive, transparent, and equitable. Total compensation consists of base pay + bonus + benefits + perks.

The base pay range for this position is $150,000 - $200,000. This range is representative of base pay only, and does not include any other total cash compensation amounts, such as company bonus or benefits. Final offer amounts may vary from the amounts listed above and will be determined by factors including, but not limited to, relevant experience, qualifications, geography, and level.

You'll love working here because:
  • Taskrabbit is a Hybrid Company. We value flexibility and choice but also stay committed to regular in-person connection.
  • The People. You will be surrounded by some of the most talented, supportive, smart, and kind leaders and teams -- people you can be proud to work with!
  • The Diverse Culture. We believe that we make better decisions when our workforce reflects the diversity of the communities in which we operate. Women make up half of our leadership team and our diversity representation is above that of the tech industry average.
  • The Perks. Taskrabbit offers our employees with employer-paid health insurance and a 401k match with immediate vesting for our US based employees. We offer all of our global employees generous and flexible time off with 2 company-wide closure weeks, Taskrabbit product stipends, wellness + productivity + education stipends, IKEA discounts, reproductive health support, and more. Benefits vary by country of employment.

About TaskRabbit

TaskRabbit is an online and mobile marketplace that connects people with local freelancers for tasks such as cleaning, moving, and handyman work. The company was founded in 2008 and has since expanded to several cities across the United States and Europe. TaskRabbit was acquired by IKEA in 2017 and has continued to operate as a standalone company. The platform has been praised for its convenience and ease of use, and has won several awards for its innovation.
Learn more about TaskRabbit
Size
100 employees
Industry
Founded
2008

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