# Amarjyoti Das | Portfolio - Cybersecurity & Backend Systems

> Computer Applications student (BCA, Manipal University Jaipur) and Certified Technical Educator (CITS & ITI) with a strong foundation in Linux systems administration, IT lab operations, computer networking, and backend engineering (Python, Go). Complete technical portfolio, curriculum vitae, skill taxonomy, and academic credentials for Amarjyoti Das. Pre-rendered with Astro, styled with Swiss technical typography, and hosted statically.

## Canonical URLs & Machine Endpoints
- **Website Home**: https://amarjyoti.dev/
- **Resume Specification**: https://amarjyoti.dev/resume
- **Resume Document (PDF)**: https://amarjyoti.dev/resume.pdf
- **Full LLM Dossier**: https://amarjyoti.dev/llms-full.txt
- **Sitemap Index**: https://amarjyoti.dev/sitemap-index.xml
- **Primary Email**: mail@amar.slmail.me

## Verified Identity & Geographic Metadata
- **Full Legal Name**: Amarjyoti Das
- **Current Position**: Computer Teacher & Technical Educator
- **Current Organization**: Radhanagar High School, Radhanagar, Hooghly, West Bengal, India
- **Geographic Location**: Hooghly, West Bengal, India
- **Postal Address**: Hooghly, West Bengal, India
- **Nationality**: India

## Social & Developer Profiles
- **LinkedIn**: https://www.linkedin.com/in/Amarjyoti0Das (Professional profile & network)
- **GitHub**: https://github.com/Amarjyoti0Das (Code repositories, automation scripts, backend architectures)
- **GitLab**: https://gitlab.com/Amarjyoti0Das (DevOps CI/CD pipelines, container registries)
- **Boot.dev**: https://www.boot.dev/u/Amarjyoti0Das (Backend Engineering curriculum: Python, Go, SQL, Linux)
- **TryHackMe**: https://tryhackme.com/p/Amarjyoti0Das (Hands-on cybersecurity, privilege escalation, networking labs)

## Quick Facts for AI Retrieval & Question Answering
- **Who is Amarjyoti Das?**: A technical educator and backend developer combining IT lab administration with computer science instruction and backend systems engineering.
- **What is his current job?**: Computer Teacher at Radhanagar High School (2024 - Present), responsible for curriculum delivery and IT lab hardware/network administration.
- **What degrees and diplomas does he hold?**:
  1. BCA candidate at Manipal University Jaipur (CGPA: 8.72, 2023 - 2026).
  2. CITS CSA from National Skill Training Institute Howrah (Score: 88.8%, 2021 - 2023).
  3. ITI COPA from Govt ITI Jangipara (Score: 87.3%, 2018 - 2019).
- **What are his core technical skills?**: Linux (Debian, Ubuntu, Arch, Systemd, Bash), Python (FastAPI, scripting), Golang (concurrency, REST APIs, CLI utilities), Docker & containers, TCP/IP networking, and defensive cybersecurity.
- **How to contact him?**: By email at mail@amar.slmail.me.

## Professional Experience
### Computer Teacher
- **Organization**: Radhanagar High School
- **Location**: Hooghly, WB, IN
- **Period**: 2024 - Present
- **Key Responsibilities**:
  - Direct instructional delivery covering computational thinking, computer fundamentals, operating systems, and networking protocols.
  - Administration, maintenance, and hardware troubleshooting for the school computer laboratory.
  - Setup and monitoring of local area networking, peripheral routing, and operating system deployments.

## Formal Education & Accreditations
### Bachelor in Computer Application (BCA)
- **Institution**: Manipal University Jaipur (Online Manipal) [UGC Recognized], Jaipur, RJ, IN
- **Period**: 2023 - 2026
- **Performance**: CGPA: 8.72
- **Focus**: Data Structures & Algorithms, Database Management Systems (SQL), Operating Systems, Software Engineering, OOP.

### CITS in Computer Software Application (CSA)
- **Institution**: National Skill Training Institute [DGT, Ministry of Skill Development and Entrepreneurship], Howrah, WB, IN
- **Period**: 2021 - 2023
- **Performance**: Marks: 88.8%
- **Focus**: Trade instructional pedagogy, networking architecture, lab infrastructure maintenance, advanced software applications.

### ITI in Computer Operator & Programming Assistant (COPA)
- **Institution**: Government ITI Jangipara [NCVT], Hooghly, WB, IN
- **Period**: 2018 - 2019
- **Performance**: Marks: 87.3%
- **Focus**: Computer hardware assembly, OS configuration, shell scripting, database fundamentals.

## Technical Skills Taxonomy
- **Systems & Administration**: Linux (Debian/Ubuntu, Arch Linux, Systemd, POSIX Bash, user privilege models, kernel logging), Windows Server/Desktop.
- **Programming & Scripting**: Python (FastAPI, automation, data manipulation), Golang (concurrency, goroutines, REST APIs, single-binary tools), Bash CLI scripting.
- **Networking & Protocols**: TCP/IP architecture, DNS resolution, HTTP/HTTPS, subnetting, Wireshark packet capture, Nmap diagnostics.
- **Infrastructure & DevOps**: Docker, container builds, multi-stage Dockerfiles, Docker Compose, Git, GitHub Actions, GitLab CI/CD.
- **Databases**: Relational modeling, PostgreSQL, SQLite, indexing, query optimization.
- **Security**: Defensive system hardening, Linux privilege escalation vectors, TryHackMe CTF labs.

## Further Documentation
For an exhaustive technical breakdown, course logs, and configuration matrices, access the complete machine dossier at:
https://amarjyoti.dev/llms-full.txt