Back End Developer
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About the role
Role Overview
Backend Engineer (Node.js / TypeScript) — remote, full-time. Build the infrastructure that enables authenticated AI agents to securely navigate enterprise systems (including dynamic web interfaces and legacy environments) and transform unstructured data into usable intelligence.
Key Responsibilities
- Build resilient AI agents that can automate authenticated access workflows (including MFA), extract unstructured data, and operate on environments without public APIs.
- Engineer secure foundations: implement authentication workflows across diverse platforms and provide scalable enterprise-grade APIs.
- Design data infrastructure: create GCP-based data pipelines, optimize PostgreSQL performance, and maintain data integrity at scale.
- Ship end-to-end systems: build third-party integrations, testing suites, and observability tooling for reliability.
- Collaborate strategically with senior engineers and product teams on architecture and customer-focused problem solving.
Required Qualifications
- 3+ years of backend engineering experience shipping production systems.
- Strong backend proficiency, particularly Node.js / TypeScript.
- Experience with REST APIs, cloud platforms (GCP/AWS/Azure), and databases.
- Familiarity with Docker and CI/CD pipelines.
Nice-to-Haves
- Data engineering / ETL experience.
- Knowledge of OAuth, SAML, or other security protocols.
- Startup experience and/or open-source contributions.
- Monitoring tools such as Prometheus and Grafana.
Additional Requirements / Notes
- Authorized to work in the U.S. (no visa sponsorship).
- Emphasis on autonomy, pragmatic craftsmanship, curiosity about security/AI/automation, and clear cross-functional communication.
About Underdog.io -Apply to top tech jobs in 60 seconds. A place where companies apply to you
Underdog.io is a job platform that helps candidates apply to top tech roles quickly. The hiring partner it promotes is building an AI agent infrastructure platform that helps enterprises securely access and transform data behind complex authentication barriers.
Scraped 8/5/2026