Develop
Full-stack systems
Designing and shipping scalable web applications with clean APIs, robust backend architecture, and production-ready databases.Node.jsNest.jsExpressMongoDBPrismaPostgreSQLRedisBullmq
Hello! I'm MD.
SalmanFarshi
I buildBackendsAgentsProducts
I build
About me
IturnmessyðŸ˜workflowsintoclearsystems.APIs,queues,search,andagents🤖shouldstayboringunderpressure.Lessnoise.Moresignalsâš¡teamscanacton.
WhatI do
Automate
AI-powered workflows
Building intelligent systems that combine LLMs, RAG pipelines, and agents to automate research, retrieval, and decision flows.OpenAI APILangChainLangGraphRAGVector DBs
Engineer
Backend systems
Designing scalable backend architectures, APIs, and services that power real-world applications with reliability, performance, and maintainability.Node.jsExpressMongoDBPostgreSQLRedisSystem Design
My career and experiences
Full Stack AI Developer
Core Devs LTD
NOW
Led architecture and backend development of a scalable SaaS platform, driving system design, APIs, and cloud infrastructure for reliable performance.
MERN Stack Developer
Soft Standard Solutions
2024
Optimized API response times by 40-60% through codebase optimization and efficient refactoring.
Full Stack Developer
CodeFoTech
2023
Developed and integrated scalable REST and GraphQL APIs using Node.js, Express, and MongoDB/PostgreSQL for high-performance backend operations.
RAG
AI Agents
Redis
PostgreSQL
Go
OpenAI
AWS
Docker
NestJS
WebRTC
MongoDB
LangChain
Socket.IO
TypeScript
BullMQ
Next.js
TensorFlow.js
Systems for AI workloads
Tools I reach for when the system has to hold.
Search systems
AI and Search
Search, retrieval, and agent loops that stay explainable.
LLMsRAGLangChainLangGraphOpenAI GPTGeminiVector SearchAgent Workflows
Service edges
Backend and APIs
Production APIs and workers.
TypeScriptNode.js
Search systemsService edgesReliability baseDelivery surface
Reliability base
Data and Infrastructure
Storage, queues, deployments, and recovery paths.
PostgreSQLMongoDBRedisDockerGitHub Actions
Delivery surface
Frontend and Product
Interfaces and product flows shaped around real delivery.
Next.jsReactRedux
Working set
Representative stack
A practical slice, grouped by layer.
Search systems
LLMsRAGLangChain
Service edges
TypeScriptNode.jsNest.js
Reliability base
PostgreSQLMongoDBRedis
Delivery surface
Next.jsReactRedux