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Backend Engineer III - Growth

Join onX as a Backend Engineer III to build scalable services for Growth Infrastructure in a dynamic, high-growth tech company.

Location
Bozeman, Montana, United States
Compensation
$130k–$153k/yr
Level
mid
Type
full time · Hybrid

Posted by employer 3 weeks ago

First seen on Joblaze 2 hours ago

Last verified on the company career page 2 hours ago

Apply at onXmaps → Save job Scanned from onxmaps.com

What you'll build

  • Build and maintain scalable services supporting Growth Infrastructure initiatives
  • Write unit, integration, and acceptance tests
  • Participate in architectural discussions
  • Collaborate effectively with other engineers and stakeholders
  • Participate in an on-call rotation

Must have

  • 5+ years of professional software development experience
  • Bachelor's degree in computer science or equivalent experience
  • Permanent US work authorization

Nice to have

  • Experience with Go or similar backend languages
  • Familiarity with Docker, Kubernetes, and infrastructure-as-code technologies
  • Familiarity with a major cloud platform
  • Exposure to A/B testing or experimentation platforms

Practical constraints

  • Ability to travel quarterly for multiple days
  • Candidates must reside in a state where onX can employ team members

AI in the day-to-day

Proactively identify and use AI workflows that increase velocity while not degrading quality.

Requirements

Experience
5+ years
Education
Bachelor's degree
Visa
No sponsorship (stated in posting)

Benefits

401k Match Equity/Stock Options Flexible time away package Health Insurance Parental Leave

Joblaze summary

The Backend Engineer III at onX focuses on developing and maintaining scalable backend services that support growth initiatives, including content experimentation and event tracking. Key skills include API development, experience with testing frameworks, and familiarity with modern tools like Docker and cloud platforms. This role is ideal for seasoned engineers with over five years of experience who thrive in a fast-paced, evolving environment. The position is part of a collaborative team that emphasizes experimentation and innovation across various outdoor-focused verticals.

Joblaze insights

  • Listed today — first seen on Joblaze October 8, 2026. Last confirmed on onXmaps's careers page October 8, 2026.
  • Salary band is below the typical range for Backend roles (median ~$180,000).
  • Starts above 52% of 56 comparable mid backend roles in United States that list Kubernetes we track (median $125,000 across 27 companies). See Kubernetes salary trends
  • Kubernetes appears in 33.2% of 256 comparable mid backend roles in United States; Google Cloud Platform appears in 1.2% of 256 comparable mid backend roles in United States.

Quick facts

Is the Backend Engineer III - Growth role remote?
It's hybrid — onXmaps expects some on-site time in Bozeman, Montana, United States.
What's the salary range?
onXmaps lists $130,000–$153,000 for this role.
How much experience is required?
At least 5 years of relevant experience for this Backend Engineer III - Growth role.
Where is the role based?
onXmaps is hiring for this position in Bozeman, Montana, United States.
What's the tech stack?
Joblaze extracted these technologies from the posting: A/B Testing, Docker, Go, Google Cloud Platform, Kubernetes, Terraform.
What seniority level is this role?
onXmaps targets mid-level candidates for this position.
Is this full-time or contract?
Full-time for this Backend Engineer III - Growth role at onXmaps.

From the original posting

ABOUT onX

ABOUT THIS OPPORTUNITY

onX is seeking a Backend Engineer with a passion for building reliable, well-tested backend services that solve user problems. Your focus will be on the shared platform infrastructure behind content experimentation, event tracking, and app-start fidelity. You will be a part of our Growth Infrastructure team, a horizontal platform team that supports Growth engineering across all of onX's verticals (Hunt, Offroad, Backcountry, Fish). This is a great opportunity to be a part of a dynamic, growing company focused on making an impact on the business, and to build infrastructure that other Growth teams rely on directly. This role will serve as a core backend contributor at onX and will report to the Growth Infrastructure Engineering Manager.

  • Build and maintain scalable services supporting Growth Infrastructure initiatives, including content experimentation and event tracking
  • Write unit, integration, and acceptance tests
  • Participate in architectural discussions and contribute design proposals for our services
  • Collaborate effectively with other engineers, PMs, and cross-functional stakeholders (mobile, BI, marketing)
  • Leverage and extend existing onX services rather than reinventing them
  • Proactively identify and use AI workflows that increase velocity while not degrading quality.
  • Participate in an on-call rotation to support backend services after work hours

WHAT YOU’LL BRING

  • Bachelor's degree in computer science, computer engineering, or equivalent experience
  • 5+ years of professional software development experience, primarily in API development, is required
  • A shared passion for and ability to demonstrate onX's Company Values
  • Permanent US work authorization is a condition of employment with onX
  • Ability to travel quarterly for multiple days to a corporate office or other onX strategic location, such as a Basecamp
  • Experience with Go or similar backend languages
  • Familiarity with Docker, Kubernetes, and infrastructure-as-code technologies such as Terraform
  • Familiarity with a major cloud platform (Google Cloud Platform preferred)
  • Exposure to A/B testing or experimentation platforms (e.g., Eppo)

At this time, we are NOT able to employ individuals whose primary work location is in: Alabama, Alaska, Arkansas, Connecticut, Delaware, District of Columbia, Florida, Hawaii, Illinois, Kansas, Kentucky, Louisiana, Massachusetts, New Jersey, New York, North Dakota, Ohio, Oklahoma, South Dakota, West Virginia, or Wyoming.

HOW YOU’LL BE COMPENSATED

onX is committed to compensating all employees fairly and equitably for their contributions. For this position, applicants can expect to make between $130,000 to $153,000 upon hire. The pay range will vary based on experience, skills, certifications, and education among other factors as required in the job description. In addition, full-time onX employees are eligible for a grant of common share options with a vesting schedule and a potential annual bonus of 10% based on company performance.

Position open until filled.

#LI-Remote

At onX, we believe that unique perspectives make us stronger. By bringing together people with different experiences, ideas, and viewpoints, we fuel innovation and move closer to our mission of awakening the adventurer in everyone. We are proud to be an equal opportunity employer and are committed to fairness not only in hiring, but also in development, compensation, and promotion. Our goal is to build an inclusive community where every team member can show up authentically and thrive. Together, we win as one team. Come join us!

Standard company text repeated across onXmaps's postings is omitted here.

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