Back End Developer
Underdog.io -Apply to top tech jobs in 60 seconds. A place where companies apply to you
full-remotemidpermanentbackend United States Yesterday via LinkedIn
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Node.jsTypeScriptPostgreSQLGCPDockerCI/CDREST APIsAuthenticationOAuthData Engineering
About the role
Role Overview
Backend Engineer (Node.js / TypeScript) for a remote, full-time team building infrastructure that enables AI agents to securely access and transform enterprise data locked behind authentication barriers.
Responsibilities
- Build resilient AI agents to automate complex logins (including MFA), extract unstructured data, and operate across dynamic web interfaces and legacy systems (no APIs required).
- Engineer secure foundations by implementing authentication workflows and scalable APIs for enterprise-grade access.
- Design data infrastructure using GCP-based pipelines and optimizing PostgreSQL for data integrity and performance at scale.
- Ship end-to-end systems including third-party integrations, testing suites, and observability tools focused on reliability.
- Collaborate on architecture with senior engineers and work with product teams to solve customer problems.
Requirements
- 3+ years of backend engineering experience delivering production systems.
- Strong Node.js / TypeScript backend proficiency.
- Experience with REST APIs, cloud platforms (GCP/AWS/Azure), and databases.
- Familiarity with Docker and CI/CD pipelines.
Nice-to-Haves
- Data engineering / ETL pipeline experience.
- Knowledge of OAuth, SAML, or other security protocols.
- Startup experience and/or open-source contributions.
- Monitoring/observability tools such as Prometheus and Grafana.
Additional Details
- Remote (location: United States) and must be authorized to work in the U.S. (no visa sponsorship).
About Underdog.io -Apply to top tech jobs in 60 seconds. A place where companies apply to you
Underdog.io is a platform that connects candidates with top tech companies by letting companies apply to candidates. The role described is with an Underdog hiring partner building infrastructure for enterprises to deploy authenticated AI agents for mission-critical workflows.
Scraped 5/12/2026