Senior Back-End Engineer - AI & Optimization
ONRAMP
Software Engineering, Data Science
New York, NY, USA
Posted on Aug 5, 2025
About ONRAMP
75% of our nation's freight is moved by truck and the underlying payments systems are fundamentally broken, relying on unreliable legacy technology from the 1980s. Join ONRAMP to build payments infrastructure that's purpose-built for transportation, tackling a massive opportunity in freight payments and creating a more efficient future.
ONRAMP is backed by top supply chain & fintech VC firms, with executives who have led teams at AmEx and Wex. You will find a team of individuals bringing their best to the table and working together openly to challenge the highly profitable, slow-moving incumbents that have dominated for decades.
Who we’re looking for
We’re looking for a senior engineer with experience building algorithms and backend systems with for AI, ML, optimization, or recommendation engines.
We’re looking for someone excited to join a Series A startup and have immediate impact.
Responsibilities
- Design and implement recommendation algorithm from the ground up, leveraging proprietary data and external partners
- Build AI-powered features for our existing payments platform
- Develop robust backend services on GCP and Kubernetes
- Provide technical leadership and mentorship to other engineers through design review and project supervision
- Design and build the systems that make you most productive
Qualifications
- 6+ years of experience as a software engineer
- Experience building and scaling data-intensive systems or AI/ML infrastructure
- Strong background in data science, machine learning, or optimization algorithms
- Experience delivering incremental value in a rapidly evolving environment. Comfortable with ambiguity and changing requirements
- Proficiency with Go, Postgres, and scalable infrastructure (Kubernetes, GCP preferred)
- Experience working in startups
- Bachelor’s or Master’s degree in Computer Science, Engineering, or a related field
- Legally qualified to work in the US
Benefits
- Health, dental, and vision insurance.
- Potential to earn meaningful equity in an industry-changing startup.
- 401k plan.
ONRAMP is an equal opportunity employer and values diversity at our company. We do not discriminate based on race, color, national origin, ethnicity, religion or religious belief, sex, sexual orientation, gender, gender identity, gender expression, transgender status, sexual stereotypes, age, military or veteran status, disability, or other applicable legally protected characteristics.
Please email careers@onrampfleet.com using the subject title “ONRAMP – Senior Back-End Engineer – AI & Optimization” and attach your resume.