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Backend Developer

3 months ago

Philadelphia, United States Cesium Full time

Cesium is looking for a Backend Developer specializing in back-end web development. You will help build the Cesium platform by designing and implementing web services, infrastructure, and more.


Cesium powers thousands of 3D geospatial and metaverse applications worldwide and handles over 50 million daily requests. We’re looking for an experienced developer to help us scale to the next 50 million and beyond.


What you’ll do

  • Build and ship software.  Expect to code every day for most of the day.
  • Be involved in every facet of Cesium platform engineering: from design to implementation, documentation, testing, and maintenance. From REST APIs, to database schemas, AWS infrastructure, and CI/CD.
  • Collaborate closely with other members of the team, whether in person, on Slack, or on GitHub. Cesium places a strong emphasis on teamwork, continuous learning, and peer review.

What we’re looking for

  • 6 years or more of relevant industry experience
  • Strong modern Node.js development skills
  • Strong understanding of REST API design and implementation
  • Experience with relational databases, such as PostgreSQL
  • Experience with AWS services such as Elastic Beanstalk, Batch, CloudFront, S3, and lambda@edge.
  • Experience with Kubernetes, Docker, and container-based development in a Linux environment
  • Bonus: Experience with big data, or geospatial data and services

Cesium offers

  • Competitive base salary and bonus
  • Stock options to share in the growth that you help create
  • 100% medical coverage for you and your dependents, and 99% coverage for dental and vision. 100% premium coverage for short-term and long-term disability.
  • Tuition and Loan Reimbursement program.
  • Relocation Assistance Packages, up to $15,000 to make it easier to move closer to our Philadelphia headquarters.
  • Wellness Benefits Visa Card to promote and encourage healthy activities and lifestyle.
  • 401K with 100% matching up to 6%. 100% vested from day one.
  • Remote Workspace Benefit- $1,000 expense to buy office furniture for your remote workspace
  • Enjoy 21 paid personal days, as well as additional holidays and a winter break each year. 
  • Maternity and paternity leave
  • Learning opportunities including workshops and Kindle or Audible credits
  • Frequent team social events 
  • Center city office is just steps from public transit 
  • Free lunch, snacks, and drinks at the office 
  • Commuter benefits for public transit and parking 

Cesium was awarded

  • 2020 Technology Startup Enterprise Award by the Philadelphia Alliance for Capital and Technologies (PACT)
  • 2020 Startup of the Year in the Geospatial World Awards by Geospatial Media and Communications
  • One of Philadelphia's Best Places to Work in Tech 2020 by Tech in Motion

We have a preference for this role to be hybrid in-person in our new headquarters in Philadelphia. Remote candidates may be considered.

We are an Equal Opportunity Employer and invite candidates from all different backgrounds to bring their unique perspectives to Cesium.