Hi, I'm Apurba Singh 👋

Senior Backend Engineer | Distributed Systems & SaaS Architecture

15+ years building scalable backend systems, APIs, and real-world production platforms.

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🏆 Recognition

Badge	Event	Description
	WeCoded 2026	Recognized for architectural deep-dive in global engineering challenge

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🧠 What I Focus On

• Building reliable backend systems and scalable APIs
• Designing multi-tenant SaaS architectures
• Developing workflow engines and IAM systems
• Solving real-world problems in data pipelines and automation
• Applying AI workflows to production systems

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🛠️ Tech Stack

• Backend: Laravel, FastAPI, Django, Node.js
• Languages: PHP, Python, Golang, JavaScript
• Data: PostgreSQL, Redis, MongoDB
• Messaging: RabbitMQ, Kafka
• Infra: Docker, Kubernetes, AWS

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📦 Featured Work

🚀 Laravel Approval Engine

https://github.com/apurba-labs/laravel-approval-engine
Reusable multi-step workflow engine for SaaS systems.

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🔐 Laravel IAM System

https://github.com/apurba-labs/laravel-iam
Multi-tenant RBAC system for secure access control.

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🤖 AI PDF Extraction System

https://github.com/apurba-labs/llm-pdf-extractor
LLM-based pipeline for structured document processing.

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✍️ Writing & Insights

I write about backend architecture, IAM, and scalable systems:
👉 https://dev.to/apurbalabs

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📫 Contact

• LinkedIn: https://www.linkedin.com/in/apurba-narayan-singh
• Email: apurbansinghdev@gmail.com

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_{Building reliable systems that work in production.}