Staff/SeniorSoftwareEngineer(Fullstackackend)

HG Insights is the pioneer of Revenue Growth Intelligence. For more than a decade, we have delivered comprehensive, AI-driven datasets on B2B buyers, technology adoption, IT spend, and buyer intent, sourced from billions of data points. Today, we are a trusted partner to Fortune 500 technology companies, hyperscalers, and innovative B2B vendors seeking precise go-to-market analytics and decision-making. Through an evolving suite of AI agents that incorporate first-party data and buyer signals, HG Insights enables AI-powered GTM automation across sales, marketing, RevOps, and data analytics teams, modernizing GTM execution from strategy through activation. Product Group: TrustRadius is a B2B technology decisioning platform that helps buyers make confident software purchase decisions and enables vendors to activate high‑intent, in‑market buyers through rich review content and intent data signals. As part of HG Insights, TrustRadius powers data‑driven go‑to‑market strategies for leading B2B technology brands worldwide. What You Will Do Develop robust microservices using NestJS/Node.js and TypeScript , building APIs for lead generation, vendor management, and intent resolution services Design and implement database architectures across PostgreSQL and MongoDB, including complex data models for B2B lead scoring, vendor relationships, and customer analytics Build secure authentication and authorization systems using Auth0, OAuth2, and JWT tokens for multi-tenant SaaS platform serving enterprise customers Integrate third-party services including LinkedIn APIs, Clearbit enrichment, Salesforce CRM, and payment processing systems with robust error handling and retry mechanisms Optimize API performance for high-throughput scenarios (10M+ requests/day) including caching strategies, query optimization, and load balancing Implement event-driven architectures using Google Cloud Pub/Sub for real-time data processing and inter-service communication What You Will Be Responsible For Da