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hi sandeep here👋

AI Engineer. Built Agentic Workflows. Scaled app to 10k+ users. 🇮🇳

IIT KGP Research. n8n Contributor. Stack: Python, FastAPI, React. I ship production-grade AI systems.

Sandeep Singh
Creative
AiRA

Dec 2025 - Present

AiRA

AI Engineer

  • Standardized and optimized the Task Executor Engine for global users by implementing robust timezone logic and UTC normalization, achieving 100% accurate task scheduling and execution across all timezones.
  • Developed a project reset automation script, reducing development and testing cycles by 20%.
  • Engineered the flagship "Daily Brief" feature, automating personalized morning summaries of events, emails, and interests—now a core product highlight.
  • Designed and shipped a user style adaptation pipeline, enabling the LLM to mimic user communication styles and context, driving high user engagement.
  • Built advanced WhatsApp integrations: enabled reply context awareness, direct message deletion, group rule automation, and enhanced group moderation via two custom agents and memory files.
  • Integrated ExaAI and Perplexity for context-aware, sanitized web search, including unicode sanitization for robust agent responses.
  • Enforced CASA security standards: normalized MongoDB collection names, implemented Redis token denylist for secure logout, and sanitized email headers to prevent injection attacks.
  • Optimized backend performance: converted query keys and group chat IDs to ObjectId for O(1) retrieval, dramatically improving message and group handling speed.
  • Architected and launched the entire frontend for group rule automation, monitoring, account deletion, and secure authentication routes.
  • Reduced pre-LLM token cost by 82% and improved overall system efficiency through prompt engineering and pipeline optimizations.
  • Created group memory features and tools for agents to query and filter memory, enabling advanced group and rule moderation.
  • Delivered measurable impact: increased system reliability, security, and user satisfaction, with flagship features widely adopted and praised by users and stakeholders.
IIT Kharagpur

May 2025 - August 2025

IIT Kharagpur

AI Research Intern (Multimodal AI)

  • Developed "CircuitSynth," a multimodal reasoning framework fine-tuning Qwen models (4B, 8B, 1.5B) using LoRA/QLoRA to generate Arduino circuit JSONs.
  • Achieved 75% accuracy on complex IoT circuit generation tasks, compared to 0% for base models like ChatGPT and Gemini, using a multi-stage (Coder -> Compressor -> Generator) pipeline.
  • Implemented RAG retrievals and structured JSON validation to ensure executability of generated microcontroller code.
n8n

Oct 2025 - Present

n8n

Open Source Contributor

  • Fixed critical issues with Webhook sandbox CSP properties (allow-same-origin missing), resolving form redirection failures.
  • Diagnosed and fixed Windows build path failures for pnpm, improving the development experience for Windows contributors.
  • Added comprehensive test cases to the core codebase to validate fixes and prevent future regressions.
Indigle

Dec 2024 - Present

Indigle

Founding Software Engineer

  • Architected and launched 'IndieRP,' a comprehensive full-stack ERP system that increased administrative efficiency by 40% across student, teacher, and administrator workflows
  • Engineered real-time synchronization features utilizing Socket.io and Firebase Authentication, resulting in 99.9% uptime and securing over 10,000 daily user sessions
  • Developed and shipped a responsive front-end using Next.js, implementing 25+ reusable components with Tailwind CSS and Shadcn/UI.
  • Designed and optimized MongoDB database architecture, reducing query response time by 65% while managing 1TB+ of academic data.
Web Accuracy

Aug 2023 - Aug 2024

Web Accuracy

Software Developer Engineer

  • Full-Stack Development: Designed, developed, and deployed full-stack websites and landing pages for six companies, achieving a 30% reduction in development costs.
  • Frontend Optimization: Built responsive landing pages using HTML, Tailwind CSS, and JavaScript, significantly improving user engagement metrics.
  • Backend Development: Developed scalable backend systems using Node.js, Express.js, and MongoDB.

tech stack

Python
FastAPI
LangChain
Pinecone
Redis
Celery
JavaScript
TypeScript
React.js
Next.js
React Native
Node.js
MongoDB
PostgreSQL
Docker
AWS (S3, Lambda)

featured projects

view more
AiRA: Async RAG Engine

AiRA: Async RAG Engine

A production-ready RAG system that continuously ingests web content asynchronously. Features context-aware querying via Gemini API and high-performance vector search.

FastAPI

Celery

Redis

QdrantDB

Next.js

PostgreSQL

Docker

Nginx

Contract Intelligence Parser

Contract Intelligence Parser

An automated contract analysis tool using Tesseract OCR fallback and Gemini LLM to detect missing clauses and rank keywords. Handles heavy compute tasks asynchronously.

Python

OCR

LLM Agents

Celery

Redis

MongoDB

Next.js