Senior Fullstack Engineer, X

Senior Fullstack Engineer, X

At Clearbit we provide real time data to the marketing and sales teams of our customers. We take a sophisticated approach to data quality and coverage, unlike any other data vendor. Clearbit is used by more than 1,500 enterprise customers and 300,000 individual marketers, engineers, and sales reps.

Instead of cumbersome static databases, we aggregate our data in real time. Machine learning ensures our data is as accurate as possible, while the rest of our stack relies on cutting-edge technology to make data delivery robust and reliable.

As innovators in this field, we regularly work on solving sophisticated technical problems. We are rapidly growing and building up our own ecosystem in an increasingly large sector

This opportunity is on-site in San Francisco or remote from a US timezone.

Open Position: Senior Fullstack Engineer, X

As a Full Stack engineer on the X team, you'll be integral in the design and development of one of our new core products. You'll be working very closely with the rest of our team, building and maintaining a rich, easy-to-use control plane for modern marketing workflows. You will be highly independent and autonomous. Since we're building such disparate data APIs and products you'll be working with a large array of different technologies and fields. Expect lots of interesting challenges.


  • Work with a Ruby/Sinatra/Sequel/Postgres stack on the backend
  • Work with HTML/CSS/JS/React on the front end
  • Bring new features from concept to shipped product
  • Come up with new product directions and contribute with ideas


  • Health, dental, vision, and commuter benefits for you and your family
  • Cell phone and gym membership reimbursement
  • Flexible work hours
  • Regular compensation reviews
  • Lunch & snacks
  • Open vacation policy
  • Regular company retreats
  • Equity in a fast-growing startup
  • 401(k)

We do not discriminate on the basis of race, religion, color, national origin, gender, sexual orientation, age, marital status, veteran status, or disability status.

Daily Lunch in the Office!


We value ownership and knowing what questions to ask very highly—the ability to take an idea through all the stages from conception to shipping a product.

  • 4+ years of development experience
  • 2+ years of experience in Ruby
  • 2+ years of experience with React preferred
  • Independent and self motivated—maintaining side projects and libraries a major plus
  • San Francisco, CA or remote in US timezones

Interview Process

  1. Apply via this webpage.
  2. If your experience matches our requirements, we will have a brief recruiter screening.
  3. Other Steps forthcoming.

Application Form