Thayanithi S | Full Stack & Cloud Engineer Portfolio

Java///Python///TypeScript///JavaScript///RAG Architectures///LangChain///Vector DBs (Chroma/Pinecone)///OpenAI API///AWS (EC2 / Lambda)///GCP (GCS / BigQuery)///Next.js///React.js///React Native///Node.js///Express.js///Fastify///Docker///GitHub Actions CI/CD///PostgreSQL///MongoDB///MySQL///Cloudflare///WebSockets///WebRTC///RESTful APIs///reqtimeline (npm)///Java///Python///TypeScript///JavaScript///RAG Architectures///LangChain///Vector DBs (Chroma/Pinecone)///OpenAI API///AWS (EC2 / Lambda)///GCP (GCS / BigQuery)///Next.js///React.js///React Native///Node.js///Express.js///Fastify///Docker///GitHub Actions CI/CD///PostgreSQL///MongoDB///MySQL///Cloudflare///WebSockets///WebRTC///RESTful APIs///reqtimeline (npm)///

Biography & Focus

About Me

kernel@THAYANITHI:~

bash 5.2.15

Boot Sequence

System Overview

About Me

Full Stack & Cloud Engineer with proven experience designing and delivering resilient, distributed architectures across front-end, back-end, and cloud infrastructures. Adept in architecting AI/LLM-enabled platforms (RAG architectures, LangChain, vector retrieval) and deploying automated, zero-downtime CI/CD pipelines on AWS (EC2, Lambda) and GCP. Track record of building production SaaS systems handling high-volume data streams of 2+ billion records, publishing developer tooling to npm, and optimizing application throughput to improve operational efficiency by 40%.

>Location:Namakkal / Sathyamangalam, Tamil Nadu, India

>Email:thayanithi2006s@gmail.com

>Phone:+91-9025391287

>Education:B.E. CSE @ Bannari Amman Institute of Technology (8.09 CGPA)

>Focus:Full Stack, AI/LLMs, Cloud Infra, Distributed Systems

Architecture Schematic Flow

Client Origin

User / Session

──▶

■

Presentation Core

Next.js Frontend

──▶

■

Edge Gateway

Express Router

──▶

■

Compute Runtime

Node.js / Go

──▶

■

Cloud Platform

Google Cloud

──▶

■

DB Engine

MongoDB

Skills & Ecosystem

Tech Stack

ACTIVE

Comprehensive multi-tier technical expertise spanning modern programming languages, AI/LLM engineering, cloud infrastructures, automated DevOps pipelines, and robust database architectures. Select a node on the network topology model to load its details.

Languages

Java

Python

TypeScript

JavaScript

SQL

Domain Competency distribution

sys.chart_v2

90%

88%

91%

92%

88%

92%

LANG

AI_LLM

FRONT

BACK

DATA

CLOD

DEVOPS

Internship History

Experience

Chronological ledger of professional software engineering and cloud infrastructure roles across production SaaS environments, high-volume data streams, and client applications. Each career milestone is represented as a verified ledger block.

Ledger inspector

CompanyEqrev - Sai Sakthi Enterprises

RoleSoftware Engineer Intern - Full Stack & DevOps / Infra

TimelineJun 2026 – Dec 2026

LocationHybrid Work

Key Accomplishments:

Engineered full-stack features and automated CI/CD infrastructure pipelines, streamlining build validations, testing suites, and continuous service deployments.
Orchestrated automated data and infrastructure jobs to schedule extraction, transformation, and ingestion of 2+ billion records across GCS and BigQuery.
Configured and monitored resource-constrained GCP VMs to reliably handle heavy concurrent data workloads with maximum resource efficiency and high availability.

Eqrev (DevOps/Infra)

Software Engineer Intern | Jun 2026 – Dec 2026 (2B+ Records on GCP)

Eqrev (Product)

Software Developer | Jan 2025 – Dec 2025 (40% Efficiency Boost)

ThinkUni

Frontend Engineer | Oct 2025 – Jan 2026 (1,000+ Active Users, RBAC)

Crayon'd

Full Stack Engineer | Sep 2024 – Apr 2025 (2+ Client Web Products, BDD)

Academic Background

Education

Academic foundation at Bannari Amman Institute of Technology and Malar Matriculation Higher Secondary School, building rigorous competencies in computer science, software engineering, and systems architecture.

InstitutionBannari Amman Institute of Technology

MajorCSE

Overall CGPA8.09 / 10.0

12th Grade92.38%

Programming Foundations & LogicStage 1/6

1234567891011class ProgrammingFoundations {
  constructor() {
    this.languages = ["C", "Java"];
    this.competencies = [
      "Algorithmic Thinking",
      "Control Flow & Loops",
      "Problem Solving Techniques"
    ];
    this.status = "COMPILED";
  }
}

Learning Insights

Built base mathematical logic, learned structured algorithmic programming via C/Java, and compiled base problem-solving workflows.

Developer Story

// INFINITE TIMELINE STREAM (HOVER TO PAUSE)

2023[EDU]

Academic Foundation

Bannari Amman Institute of Tech

Started B.E. CSE (8.09 CGPA), mastering core algorithms, data structures & systems design.

2024[EXP]

Full Stack Engineer

Crayon'd (Sep 24 – Apr 25)

Built 2+ client Next.js applications with BDD testing, accelerating feature delivery by 20%.

2024[PROJECT]

CNC Vault & Aethera

Industrial Hub & AI RAG Ecosystem

Architected centralized CNC backup system (70% reliability up) and adaptive AI RAG tutor.

2025[EXP]

Software Developer

Eqrev (Jan 25 – Dec 25)

Engineered SaaS analytics across 1,000+ stores for Zepto, Blinkit & Swiggy Instamart.

2025[AWARD]

SIH 2025 & Sakthi Hackathon

National Level Recognitions

Shortlisted on SIH 2025 waiting list & Finalist at Sakthi Hackathon among 1,000+ competitors.

2025[EXP]

Frontend Engineer

ThinkUni (Oct 25 – Jan 26)

Engineered client-side features and 30+ RBAC components for 1,000+ active users.

2026[EXP]

DevOps & Cloud Infra Intern

Eqrev (Jun 26 – Dec 26)

Automated CI/CD pipelines & orchestrated ETL pipelines handling 2+ billion records on GCP.

2023[EDU]

Academic Foundation

Bannari Amman Institute of Tech

Started B.E. CSE (8.09 CGPA), mastering core algorithms, data structures & systems design.

2024[EXP]

Full Stack Engineer

Crayon'd (Sep 24 – Apr 25)

Built 2+ client Next.js applications with BDD testing, accelerating feature delivery by 20%.

2024[PROJECT]

CNC Vault & Aethera

Industrial Hub & AI RAG Ecosystem

Architected centralized CNC backup system (70% reliability up) and adaptive AI RAG tutor.

2025[EXP]

Software Developer

Eqrev (Jan 25 – Dec 25)

Engineered SaaS analytics across 1,000+ stores for Zepto, Blinkit & Swiggy Instamart.

2025[AWARD]

SIH 2025 & Sakthi Hackathon

National Level Recognitions

Shortlisted on SIH 2025 waiting list & Finalist at Sakthi Hackathon among 1,000+ competitors.

2025[EXP]

Frontend Engineer

ThinkUni (Oct 25 – Jan 26)

Engineered client-side features and 30+ RBAC components for 1,000+ active users.

2026[EXP]

DevOps & Cloud Infra Intern

Eqrev (Jun 26 – Dec 26)

Automated CI/CD pipelines & orchestrated ETL pipelines handling 2+ billion records on GCP.

Credentials & Milestones

Achievements

SIGNAL — GPU WAVEFORM

// HOVER ON ANY WAVE NODE TO PAUSE STREAM & VIEW DETAILS

Verified competitive milestones, open source contributions, elite technical certifications, and hackathon recognitions validating continuous algorithmic and architectural excellence.

Certifications & Events Log// SYS_REG_MATRIX

VIEWPORT: EVENT_RECORD

REF_ID: CAT-TECH-26

// EVENT RECORD

Caterpillar Tech Challenge 2026

Caterpillar is the world's leading manufacturer of construction and mining equipment. Competed in Problem Statement 4 - Optimal Dump Packing, advancing through to Round 3.

Caterpillar Inc.•March 2026

Caterpillar Tech Challenge 2026Round 3 Finalist

Caterpillar Inc.

Caterpillar is the world's leading manufacturer of construction and mining equipment. Competed in Problem Statement 4 - Optimal Dump Packing, advancing through to Round 3.

Issued: March 2026

Duration: Problem Statement 4 - Optimal Dump Packing

Round 3 Finalist

Open-Source & Systems

Developer Tools

Designing developer tooling, open-source packages, and intelligent automation bots. High-performance runtime heuristics, execution profiling, and reliable scheduling engines.

GitHub Contributions — github.com/thayanithi-dev

// LIVE STREAM MATRIX

Sep

Oct

Nov

Dec

Jan

Feb

Mar

Apr

May

Jun

Jul

Aug

Sep

Mon

Wed

Fri

Learn how we count contributions

Less

Total Activity

652+

Contributions in the last year

2025: 1,6562026: 200

Repositories

22+

Active developer repositories

Open Source: 100%Followers: 18

Pull Requests & Commits

84+ PRs

SaaS & feature merges completed

Avg response: <2 hrsStatus: Active SDE

Real-time GitHub Activity Spectrum

// CORE ENGINEERING PULSE

CH_1: STABLE_ACTV

SWEEP: 52_WKS

GAIN: 3.2x

SCAN Wk: 01 / 52 | VALUE: 32

Cloud & Concurrency

System Architecture

Architecting resilient multi-cloud infrastructures on AWS and GCP with automated zero-downtime CI/CD pipelines, WebSocket peer streams, and non-blocking asynchronous runtimes.

System target roadmap — domain focus & active targets

FILTER: all|CLICK ANY CARD TO INSPECT

Cloud Computing

Active

AWS (EC2/Lambda)

Active

GCP

Research

Docker

Research

Kubernetes

Backlog

Distributed Architecture

Backlog

Serverless

System Design

Active

High Availability

Active

Caching Strategies

Research

Event-driven Systems

Research

Load Balancing

Backlog

Microservices

Backlog

API Gateways

AI Integration

Active

RAG Patterns

Active

Vector Databases

Research

LangChain & LlamaIndex

Research

LLM Agents

Backlog

OpenAI API

Backlog

Fine-Tuning

Open Source

Active

Developer Tools

Active

reqtimeline (npm)

Research

Library Development

Research

Git Workflows

Backlog

CI/CD Pipelines

// ROADMAP FILTER:CLICK A CATEGORY TO FILTER TARGETS

CHANNEL BUFFER — TELEMETRY MONITOR

STATUS: BUS MONITOR STANDBY (MAX CAP 124/128)

64/128BUFFER LOAD

Selected Works & Products

Featured Projects

Enterprise systems, intelligent AI/LLM ecosystems, industrial control portals, tourist safety applications, and quick commerce analytics platforms.

PROJ_05

AETHERA

INTELLIGENT LEARNING & AI ASSESSMENT ECOSYSTEM. Scalable fullstack ecosystem on AWS EC2 & Lambda with zero-downtime CI/CD, LangChain RAG adaptive tutor, web IDE, AI proctoring vision in Java/Python, and low-latency WebRTC peer messaging.

ReactNode.jsAWS (EC2/Lambda)LangChainRAGWebRTCPythonDocker

View Detailed ->Launch Application ->

PROJ_04

CNC VAULT

INDUSTRIAL CNC MACHINERY CONTROL HUB. Centralized CNC/PLC parameter backup system with automated version control, conflict-handling workflows, and Google Cloud Storage security lifting reliability by 70%.

Next.jsTypeScriptExpress.jsMongoDBGoogle Cloud Storageshadcn/ui

View Detailed ->Launch Application ->

PROJ_03

DEV RANK

AI-POWERED DEVELOPER RANKING PLATFORM. Benchmarking engine collecting GitHub & LeetCode activity using secure OTP web scrapers and LLM scoring heuristics for automated candidate-recruiter talent discovery.

Next.jsTypeScriptExpress.jsMongoDBLLM HeuristicsWeb Scraping

View Detailed ->Launch Application ->

PROJ_02

SAHA YATRI

TOURIST SAFETY & SMART TRAVEL MOBILE APP (SIH 2025). Cross-platform mobile safety application with interactive Leaflet maps, 1-touch instant SOS emergency rescue dispatch telemetry, and dynamic multi-language (i18n) localization.

React NativeLeaflet MapsGradleREST APIsi18nSOS Telemetry

View Detailed ->Launch Application ->

PROJ_01

EQ REV

QUICK COMMERCE GROWTH PLATFORM. SaaS analytics platform for Zepto, Blinkit, and Swiggy Instamart for leading D2C brands (Mee Mee, Ramraj, Underneat). Automated data pipelines handling 2B+ records across GCS & BigQuery.

React.jsNode.jsGoogle BigQueryGoogle CloudCloudflareZustand

View Detailed ->Launch Application ->

PROJ_00

REQTIMELINE (NPM)

EXPRESS.JS REQUEST LIFECYCLE & EXECUTION PROFILER. Published zero-dependency npm profiler offering sub-millisecond execution tracking, slow step detection, nested timeline visualizer trees, and global P50-P99 latency scoring.

Node.jsExpress.jsCLI ToolingPerformance Heuristicsnpm Package

View Detailed ->Launch Application ->