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Senior Software Engineer (Fullstack / backend)

Senior Software Engineer (Fullstack / backend)

HG Insightspune, maharashtra, in
1 day ago
Job description

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

  • Database performance and scalability including query optimization, indexing strategies, and data modelling for complex B2B relationships
  • API security and compliance ensuring SOC2 standards for handling sensitive customer data and business intelligence
  • Service reliability and monitoring with comprehensive logging, alerting, and performance metrics using tools like New Relic / DataDog and custom dashboards
  • Code quality and technical debt management through rigorous code reviews, automated testing, and architectural improvements

    • What You Will Need

  • 6+ years backend development with Node.js / TypeScript and microservices architecture
  • Strong database expertise with PostgreSQL (complex queries, performance tuning) and MongoDB (document design, aggregation pipelines)
  • API design and integration experience with RESTful services, GraphQL, and third-party API consumption
  • Authentication / authorization implementation with OAuth2, JWT, and enterprise SSO solutions
  • Cloud platform proficiency with GCP services, containerization, and distributed systems

    • Nice to Have

  • B2B SaaS platform experience with lead generation or CRM integration
  • Event-driven architecture with message queues and real-time processing
  • Performance optimization for high-traffic enterprise applications
  • LinkedIn API integration and social media platform development
  • Python and Data pipelines
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    Senior Software Engineer • pune, maharashtra, in