Senior Software Engineer (Fullstack / backend)
HG InsightsPune, Maharashtra, India2 days ago
Job descriptionDatabase 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 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 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
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
What You Will Need
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Senior Software Engineer • Pune, Maharashtra, India
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