Aryan Agarwal — Backend Engineer

01.

About

I'm Aryan Agarwal, a Backend Engineer passionate about developing innovative solutions. With hands-on experience in AI-driven platforms and multi-agent systems, I strive to create scalable systems that meet diverse user needs in both civic and financial domains.

02.

Selected work

Stratum.AI – Corporate Action Arbitrage & Compliance EngineCheck out

Tech Stack: Python, LangGraph, Qdrant, FastAPI, PostgreSQL, RabbitMQ, Celery, Docker

Architected a stateful 6-node multi-agent graph (supervisor, extractor, modeler, auditor, synthesis, human-review) with PostgreSQL-backed human-in-the-loop breakpoints, enabling seamless state mutation and asynchronous task resumption.
Engineered a hybrid RAG retrieval layer using boundary-aware markdown chunking, combining Qdrant dense vector search, BM25 sparse scoring, Reciprocal Rank Fusion, and Cohere Rerank v3 to maximize precision.
Integrated a network-isolated Docker math sandbox for quantitative yield execution and built a deterministic auditor agent enforcing 5 SEBI compliance & integrity rules.
Designed a WebSocket connection manager to broadcast real-time pipeline status updates to the dashboard.

Tech Stack: PythonLangGraphQdrantFastAPIPostgreSQLRabbitMQCeleryDocker

GitHub

LokaYukt.AI – AI-Driven Local Governance PlatformCheck out

Tech Stack: Node.js, Express, PostgreSQL, PostGIS, LangGraph, FastAPI, Docker

Engineered a multi-role civic platform utilizing stateful LangGraph agents (Citizen, Ward Officer, Admin) integrated with a Node.js API gateway to orchestrate database-backed complaint routing, lifecycle status tracking, and public feed updates.
Developed geospatial heatmap pipelines using PostGIS and Leaflet JS to map infrastructure anomalies, visualize civic issue clusters, and surface data-driven municipal insights at scale.
Architected a secure REST API gateway in Node.js/Express with JWT authentication and role-based access control to intelligently route AI workloads and serve 3 distinct user portals.

Tech Stack: Node.jsExpressPostgreSQLPostGISLangGraphFastAPIDocker

GitHub

Aletheia AI – Market Intelligence PlatformCheck out

Tech Stack: Node.js, MongoDB, WebSockets, FastAPI, Docker, LangGraph

Architected a Node.js/Express backend with JWT + Google OAuth across 15+ REST endpoints, supporting concurrent portfolio updates and streaming real-time Yahoo Finance feeds for 10 live priority tickers via Socket.IO.
Implemented a concurrent multi-asset P&L engine on $100K virtual portfolios tracking unrealized/realized gains, average cost basis, and an immutable transaction ledger across MongoDB Atlas with Mongoose schema validation.
Developed a context-aware RAG chatbot leveraging LLaMA 3.3 (via Groq) and LangGraph.

Tech Stack: Node.jsMongoDBWebSocketsFastAPIDockerLangGraph

Live Demo GitHub

03.

Skills & tools

LanguagesAI/MLFrameworks/LibrariesDatabasesTools & PlatformsCloud & DevOpsOther Technical Skills

04.

Education

Motilal Nehru National Institute of Technology

B.Tech in Electrical Engineering

Expected May 2028 · CPI – 9.19

Father Agnel School

Senior Secondary CBSE

2024 · 96.8%

Father Agnel School

Secondary CBSE

2022 · 98%

05.

Get in touch

Have a role or a project in mind? I'd love to hear from you.

aryan25082006@gmail.com +91-7827897286

Awards & Honors

{'name': 'Finalist - Sprint4Hack IIT Delhi Hackathon', 'issuer': 'IIT Delhi', 'year': 'Jan 2026', 'url': ''}

{'name': 'Finalist - Turing’s Playground', 'issuer': 'MNNIT', 'year': 'Feb 2026', 'url': ''}

{'name': '2nd Runner Up - Quantacon Hackathon', 'issuer': 'MNNIT', 'year': 'Dec 2025', 'url': ''}

{'name': '2nd Runner Up - GDG TechSprint Hackathon', 'issuer': 'MNNIT', 'year': 'Feb 2026', 'url': ''}