Horizon3.ai is a fast-growing, remote cybersecurity company dedicated to enabling organizations to proactively find, fix, and verify exploitable attack vectors. They are seeking a Senior Engineering Manager to lead their Integrations & API team, focusing on the scalability of their platform and building strategic integrations to enhance user workflows.
Responsibilities:
- Lead the Integrations & API team to enhance platform scalability
- Build consistent, well-documented APIs and strategic integrations
- Drive long-term sustainable strategy around integrations and evaluate the existing market
- Partner closely with product teams to understand customer needs and execute on targeted short-term plays
Requirements:
- Experience leading teams of 6+ cross functional software engineers
- Proven experience leading highly technical backend or platform engineering teams — ideally within a SaaS, cybersecurity, or cloud-scale environment
- Experience leading initiatives around API platforms, headless customer experiences, or agent-based customer flows
- Experience with an integrations platform, particularly with an eye to build speed for new integrations
- You think in terms of platforms and systems, not just features, and you balance security, usability, and scalability in every decision
- Strong background in backend engineering and/or platform engineering
- Expertise in at least one object-oriented programming language (Python strongly preferred; open to Go, Java, C++, or similar)
- Familiarity with ETL pipelines, data flow orchestration, and database performance optimization (PostgreSQL, Neo4j, or equivalent)
- Understanding of cloud infrastructure and services (AWS, Azure, or GCP), including networking, compute, and storage fundamentals
- Exposure to infrastructure-as-code and deployment concepts (e.g., Terraform, Docker, Kubernetes, CI/CD tooling)
- Experience with observability and monitoring stacks (Prometheus, Grafana, OpenTelemetry, etc.)
- Understanding of security and reliability best practices, especially in a multi-tenant SaaS or cybersecurity environment
- Knowledge of Linux-based systems (Ubuntu, Kali, etc.) and modern development practices for distributed environments
- Experience with common security schemas/frameworks (OCSF, MITRE, ECS)
- Experience integrating with security vendors (Crowdstrike, Splunk, Palo Alto)
- Experience working with common ticketing vendors (Jira, ServiceNow)
- Background in cybersecurity, identity management, or enterprise SaaS security features
- Experiencing managing tech leads or other managers