Ankit Kumar
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Ankit Kumar

Full Stack Engineer • AI Backend • LLM & Agentic Systems

Building full-stack applications and intelligent AI systems - from scalable backend architectures to RAG pipelines and agentic workflows.

My Stack

TypeScript
JavaScript
Python
C++
React
Next.js
Node.js
Express
FastAPI
MongoDB
PostgreSQL
MySQL
Prisma
Tailwind CSS
Socket.IO
WebSockets
SpringBoot
kafaka
TypeScript
JavaScript
Python
C++
React
Next.js
Node.js
Express
FastAPI
MongoDB
PostgreSQL
MySQL
Prisma
Tailwind CSS
Socket.IO
WebSockets
SpringBoot
kafaka
Microservices
gRPC
LangChain
LangGraph
Pinecone
FAISS
LLaMA
Mistral
Hugging Face
Ollama
Mixtral
PyTorch
OpenCV
Docker
AWS
Redis
Vercel
Microservices
gRPC
LangChain
LangGraph
Pinecone
FAISS
LLaMA
Mistral
Hugging Face
Ollama
Mixtral
PyTorch
OpenCV
Docker
AWS
Redis
Vercel

GitHub Contributions

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June 2025 – Sep 2025

Voat Networks

Software Engineering Intern(Backend/Full Stack)

  • Engineered a secure authentication pipeline for the platform using Node.js and MySQL, implementing strict cryptographic hashing and session validation to safeguard user credentials and reduce unauthorized access vulnerabilities by 40%.
  • Architected an event-driven backend utilizing MongoDB and high-performance graphQL and RestApis communication protocols to efficiently handle high-throughput traffic and complex concurrent requests for real-time digital wallet transactions.
  • Designed the cloud deployment architecture on DigitalOcean Linux servers, configuring NGINX as a reverse proxy and integrating AWS S3 for scalable storage, slashing overall API latency by 40% and ensuring 99.9% uptime.

Featured Projects

4 projects

Showing 4 featured projects. Click on any project card to view details.

MyCFAnalytic screenshot

Codeforces Analytics Simplified

MyCFAnalytic

A comprehensive analytics dashboard for Codeforces profiles, providing deep visual insights into rating trends, problem-solving habits, and performance metrics.

Next.jsReactTailwind CSSCodeforces API+1
NexusAI screenshot

AI Orchestration Platform

NexusAI

A production-grade AI orchestration platform that transforms complex tasks into autonomous, multi-agent workflows, featuring real-time execution streaming and secure human-in-the-loop safeguards.[cite: 1]

ReactFastAPIMongoDBRabbitMQ+3
mySystemDesign screenshot

Beginner to Advanced Architecture Tracker

mySystemDesign

A modern, comprehensive, and interactive curriculum for mastering Software Architecture, High-Level Design (HLD), Low-Level Design (LLD), and Design Patterns.

Next.js 15Tailwind CSS v4TypeScriptLocal Storage
Client Onboarding SaaS screenshot

Client Onboarding Portal & Workflow Automation

Client Onboarding SaaS

A centralized portal that automates client intake and information verification using n8n workflows and AI to evaluate submissions for completeness.

GoFiberNext.jsPostgreSQL+3

Highlights

Contests & Events

  • Achieved Global Ranks: 23 (CodeChef 190), 39 (CF Round 1042), 61 (LC Weekly 464)
  • Achieved Global Rank under 100 in LeetCode contests (4×)
  • 2× Qualified TCS CodeVita 2024 & 2025 (Global Rank under 1000)
  • Finalist – Code4Cubicle 2025 Hackathon
  • Finalist – CODERED Solutions 2K26 (AIT Pune)
  • Global Rank 103 in AMS Prior & Global Rank 50 in AMS Posterior (2026)

2023 - 2027

CSJMU Kanpur

Bachelor of Technology in Computer Science

  • Coursework: DSA, OS, System Design, DBMS, CN, Graph Algorithms, Probability & Statistics, Machine Learning
  • Built AI projects independently alongside academics - RAG systems, agentic workflows, full-stack apps

Languages

C++, JavaScript/TypeScript, Python, Java, MySQL, Go

Frontend

Next.js, React, Tailwind CSS, ShadCN UI, Radix UI, Framer Motion, HTML5, CSS3

Backend

Node.js, Express.js, FastAPI, REST APIs, GraphQL, gRPC, Fiber, CMake, Prisma, Mongoose, NextAuth, Zod, Socket.IO, WebSockets, Authentication (JWT, OAuth), API Design

AI / Agentic Systems

LangChain, LangGraph, RAG (Retrieval Augmented Generation), Vector Databases (Pinecone, FAISS), Embeddings, Prompt Engineering, Agents (ReAct, Plan & Execute), Tool Calling, Hugging Face (Transformers, Pipelines), Open Source LLMs (LLaMA, Mistral, Mixtral), Model Serving (Ollama, HF Inference API), PyTorch, OpenCV, YOLO, Gemini API / OpenAI API

Database

MongoDB, MySQL, PostgreSQL, Redis (Caching), RabbitMQ, VectorDB

DevOps & Cloud

Docker, AWS (EC2, S3), Vercel, Render, CI/CD Pipelines, Nginx (Basics), DigitalOcean, Linux

Core Concepts

Data Structures & Algorithms, Competitive Programming, OOPS, System Design (LLD, HLD), Concurrency & Async Programming, Type Safety

Agentic AI Systems

Designing autonomous agents using LangGraph with planning, tool calling, and multi-step reasoning

RAG & Retrieval Systems

Building pipelines with embeddings, vector databases, and semantic search for context-aware AI

LLM Pipelines

Developing structured workflows for transforming natural language into actionable outputs and APIs

Scalable Backend Architecture

Designing modular backend systems with async processing, caching, and high concurrency handling

AI + Backend Integration

Combining LLMs with production systems using FastAPI, Node.js, and real-time APIs

Real-time & Event-driven Systems

Building low-latency systems using WebSockets and event-driven architectures

Open to internships, freelance, and interesting projects. Fill in the form or email directly.

ankitcareer018@gmail.com