Vijay Dabhi
Backend Engineer • Go • Node.js • PostgreSQL
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About
Backend Engineer with 2+ years of experience designing and shipping production-grade API systems, data pipelines, and distributed infrastructure. Currently architecting MANTrixFlow, a B2B SaaS ETL platform built in Go (Fiber + GORM) with PostgreSQL, pgmq, pg_cron, and Supabase. Strong foundation in multi-tenant security, event-driven architecture, REST API design, and cloud deployments. Seeking backend roles at product-focused companies.
Experience
Software Engineer — Backend & Full Stack at York.IE (2024-07 – Present)
- Built and maintained production REST APIs and microservices in NestJS/TypeScript with sub-100ms response times serving live SaaS customers.
- Optimized PostgreSQL databases using advanced query indexing, connection pooling, and EXPLAIN ANALYZE-driven tuning — reduced critical query latency by 40%.
- Architected serverless backend solutions on AWS Lambda and API Gateway, improving horizontal scalability while cutting infrastructure overhead.
- Implemented secure authentication and authorization flows using AWS Cognito, JWT, and OAuth 2.0 with fine-grained RBAC across multiple SaaS products.
- Built analytics data pipelines using Amazon Redshift and QuickSight; integrated Amazon Q for AI-enhanced business intelligence reporting.
- Managed backend infrastructure on AWS S3, Lambda, CloudWatch, and Amplify with CI/CD pipelines for zero-downtime deployments.
- Won company-wide internal hackathon (2026): built a PostgreSQL-native document intelligence engine with full-text search and sub-150ms query latency entirely in SQL.
Software Development Intern — Backend at eInfochips (An Arrow Company) (2024-01 – 2024-05)
- Developed and maintained REST APIs in Node.js/Express.js deployed on Linux production environments.
- Optimized PostgreSQL query performance through indexing and query tuning; collaborated in Agile sprint cycles.
Education
B.Tech in Computer Science – Ganpat University – U.V. Patel College of Engineering (2024-05)



