Senior Backend Engineer – Onboarding and Provisioning

Horizon3.ai

. Design, build, and operate backend services and workflows that provision customer accounts and assets and activate product entitlements .

Posted 10/30/2026full-timeRemote • United StatesSenior💰 $199,000 - $235,000 per yearWebsite

Core Competencies

Role fit

Core Competencies

Use this summary to align your resume positioning with the role.

Demonstrates expertise in designing and operating backend services, with a strong focus on API design, data modeling, and distributed workflows. Proficient in cloud platforms and containerization, with a commitment to improving service observability and operational efficiency.

Highest-signal resume keywords

Backend Services DevelopmentAPI DesignCloud Platform ExperienceSQL and Relational Database ManagementEvent-Driven Systems

ATS Keywords

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Applicant Tracking System Keywords

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Hard Skills

PythonGoSQLPostgreSQLGraphQLDockerKubernetesTemporalPrefectCloud Services

Soft Skills

Clear CommunicationCollaborationTechnical Problem Solving

Tools & Technologies

AWSGCPAzureDatadogPrometheusOpenTelemetry

Certifications & Qualifications

Bachelor’s Degree in Computer ScienceBachelor’s Degree in Computer Engineering

Industry Keywords

Multi-Tenant SaaSProduct Activation WorkflowsCustomer OnboardingSubscription EventsWorkflow Orchestration

Tech Stack

Tools & technologies

AWSAzureCloudDockerGoogle Cloud PlatformGraphQLKubernetesPostgresPrometheusPythonSQLGo

About the role

Key responsibilities & impact

Design, build, and operate backend services and workflows that provision customer accounts and assets and activate product entitlements
Own projects from technical design through testing, release, observability, and production support
Build reliable asynchronous workflows with safe retries, idempotency, error handling, and recovery from partial failures
Improve monitoring and troubleshooting for provisioning and activation; investigate failures and address root causes
Partner with licensing, administration, Product, and customer-facing teams to deliver a consistent path from purchase to product activation
Write tests, design documentation, runbooks, and operational guidance
Use rollout practices that support safe changes
Contribute to design and code reviews
Support teammates through technical problem solving

Requirements

What you’ll need

Bachelor’s degree in Computer Science, Computer Engineering, or a related field, or equivalent practical experience
7+ years of professional software engineering experience building and operating backend services
Experience designing APIs, data models, or distributed workflows for production systems
Strong SQL and relational database experience
Experience with a cloud platform such as AWS, GCP, or Azure
Experience with Docker or other containerized applications
Strong foundation in testing and production operations
Ability to own complex work, communicate clearly, and collaborate across engineering and Product teams
Experience with customer onboarding, account provisioning, purchase or subscription events, or product activation workflows
Experience with event-driven systems, queues, workflow orchestration, retries, idempotency, or failure recovery
Experience with entitlements, multi-tenant SaaS, partner channels, or product-led growth workflows
Experience with Python or Go, PostgreSQL, GraphQL, AWS, Kubernetes, Temporal, Prefect, or similar tools
Experience improving service observability with Datadog, Prometheus, OpenTelemetry, or comparable tools

Benefits

Comp & perks

Equity package in the form of stock options for all full-time roles
Career development opportunities
Collaborative environment encouraging creativity and out-of-the-box thinking
Health, vision and dental insurance for you and your family
Flexible vacation policy
Generous parental leave
Fully remote work model
Up to 5% travel may be required