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Senior Scala Backend Engineer
San Francisco, California  |  Remote, Onsite
Contract to Hire Position
It appears that you have already applied to this job.
Applied on November 29, 2021
Job Id #51565 Posted October 21, 2021

Projects the candidate will be working on:

  • Multiple Projects across Rally - Rally/OD mission.

Ideal Background:

  • Background in healthcare is a plus, but not required. Looking for a senior level person who has backend, scala and other attributes.


  • More experience with the above, solid communication skills.

Day to Day:

  •  Integrate a new service to improve the authentication workflow in one of the products developed by the personalization team. Working in a TEAM environment, coding toward common goals.

Top Requirements:

  • 5+ years of industry experience in backend development
  • 2 years Experience developing APIs and web microservices
  • 2 years Experience with Scala

Team and Team size:

  • This will vary, but each team will have a Lead developer and report up to a Manager. Regular scrum type sessions and strategy around work being developed.

Required Qualifications:

  • BS in Computer Science, Engineering or a related technical role or equivalent experience
  • 5+ years of industry experience in backend development
  • Experience developing APIs and web microservices

Preferred Qualifications:

  • Experience with recommendations, predictions, personalization and machine learning, A/B testing, Spark, Kafka, and MongoDB
  • Experience with Scala
  • Experience with building and operating cloud-based services in a public cloud
  • Experience with distributed, high-performance system

Interview Process:

  • a. How many rounds? One Lead or manager, followed by a team peer with tech interview
  • b. Video vs. phone? Video preferred

Horizontal is proud to be an Equal Opportunity and Affirmative Action Employer. We seek to provide employment opportunities to talented, qualified candidates regardless of race, color, sex/gender including gender identity and/or expression, national origin, religion, sexual orientation, disability, marital status, citizen status, veteran status, or any other protected classification under federal, state or local law.

In addition, Horizontal will provide reasonable accommodations for qualified individuals with disabilities. If you need to request a reasonable accommodation in order to complete the application or interview process, please contact

All applicants applying must be legally authorized to work in the country of employment.


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Horizontal is proud to be an Equal Employment Opportunity/Affirmative Action Employer providing a drug-free workplace.


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