Sanuja Seneviratne

+94 764685938 • Kundasale, Kandy, Sri Lanka

Email: sanujas@sanuja.biz

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Certifications & Summary

CEH Badge for Sanuja Seneviratne

IPv6 Certification Badge

Certified Ethical Hacker (CEH)

EC-Council (2025) (ECC8472153906)

An expert in developing and maintaining web applications and cybersecurity tools. Deep experience in Linux administration and server hardening.

Other Certifications:

Hurricane Electric IPv6 Certification (Sage), [2023]
Certificate in Office Applications Course (ICT E.C - S.W.R.D.B. N.S), [2017]
Educational Course on Leadership Skills Development (NCLD), [2015]

Skills

Technical Skills

Penetration Testing
Programming (Python, JavaScript, PHP)
Full-stack Development
Encryption & Cryptography
Web Application Security & Monitoring
Network Monitoring Tools
Linux Administration & Hardening
Script/Automation (BASH, Python)

Soft Skills

Problem-solving
Attention to Detail
Critical Thinking

Education

Grade 5 Scholarship Exam at Dharmadutha College - Badulla (2011)
G.C.E(O/L) at Teldeniya National School (2017)
G.C.E(A/L) at Dharmaraja College - Kandy (2021)

Languages

Sinhala: Native
English: Proficient

Projects & Achievements

Websites & Tools

Portfolio Website

sanuja.biz
Blog

Technical articles and tutorials: sanujas.com
Uptime Monitoring System

status.sanuja.biz
Web Tools

Developed and maintained multiple web-based tools and services with high availability.
- YourIP: User IP display with network details. (Website) (API)
- IP Address & Domain Lookup: IP & domain information lookup service. (Link)
- Web Radio Player: My own web radio player. (Link)
- Web Music Player: Developed two web music players. (Link)
- Social Media Downloader: Developed multi-platform content download utility and its APIs. (Link)
- URL Redirect Checker: Developed a tool to trace complete redirect chains of any URL. (Link)

GitHub Contributions

tgbot-collection/ytdlbot

Python-based telegram bot
RiverTwilight/Geekits

Contributions for English translations
HirotakaDango/PHP-Music

Music player built in PHP. Contributed to sound control and UI components
My FOSS Projects

SN_Twi_DL, SanujaPut_InstaDL_Bot, CEYPETCO-Price-Tracker

Telegram Bots

S-Translator Bot

Privacy friendly, zero log translator bot on telegram. (Link)
S-Image-Converter Bot

Telegram bot for converting and resizing images. (Link)
S-URL Redirect Checker Bot

Telegram bot to trace URL redirects. (Link)

I hereby declare that all the information provided above is true to the best of my knowledge.

Sanuja Seneviratne