idea → prototype
3 days
Human-first security
Pair class projects with UX-style interviews so even beginner security tools feel friendly for classmates and mentors.
Hey, I am
&
I craft resilient digital experiences where automation, security, and design meet. Let’s build interfaces that feel lightning fast while keeping every interaction protected.
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About
Secure journeys through curiosity and constant learning
I’m Ravija Hettiarachchi, an undergraduate ICT student and cybersecurity enthusiast.
I focus on learning new technologies every day and turning complex technical ideas into simple, practical solutions that people can actually use.
mini automations built
10+
Automation mindset
Build small Python and JavaScript helpers to remove repetitive lab steps and keep focus on the learning goal.
peer workshops led
6
Coaching & clarity
Turn every lesson into blog recaps and peer study guides so friends can follow along with fewer blockers.
Credentials & Verification
Academic & Professional Credentials
Sectors and security frameworks I study to support cybersecurity operations, network integrity, and resilient digital architectures.
Scroll to navigate credentials
TIMELINE INDEXERVER_05.1
ACTIVE CREDENTIAL:1 / 5
DECRYPTION PROGRESS:0%
01
STAGE_012023 - Present
BICT (Hons) Undergraduate
University Undergraduate
Studying core ICT modules, object-oriented systems, secure software development, and database schemas Building strong knowledge in cybersecurity and network architectures.
02
STAGE_022026
Introduction to Cybersecurity
Cisco Networking Academy
Foundational credential covering cyber threats, network vulnerabilities, and core security principles for safe digital practice.
03
STAGE_032026
Network Technician Career Path
Cisco Networking Academy
Career-path badge validating hands-on network installation, troubleshooting, and technician-level operational skills.
04
STAGE_042026
Networking Basics
Cisco Networking Academy
Core networking concepts including IP addressing, protocols, switching, routing, and device configuration fundamentals.
05
STAGE_052026
Cyber Threat Management
Cisco Networking Academy
Professional credential covering threat detection, network security, packet analysis, and Python scripting.
Capabilities
Stacks I reach for daily
Languages, frameworks, and platforms that let me move from detection ideas to production-grade interfaces.
Showcase
Selected Builds
Highlighting security automation and interface layers I develop from concept to implementation. Scroll down to explore the gallery.
SCROLL DOWN TO NAVIGATE SIDEWAYS→
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HEALTHCARE COMPANION APP
Lumos
A dementia-care companion app that blends calm UI cues, medication reminders, and caregiver handoffs to extend independent living. Built with secure local-first states.
React NativeTailwind CSSFirebaseFigma
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STUDENT SAFETY & LOGISTICS
SGo Travel Support
Travel assistance rebuilt with smart itineraries, emergency check-ins, and language-ready support for students abroad. Employs automated alerts to protect communications.
Node.jsMySQLJavaScriptLinuxJava
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Curious for more?
Check out my other open-source projects, class labs, and mini cybersecurity automation scripts hosted on GitHub.
Photography Portfolio
Through the Viewfinder
Capturing the intersection of light, shadow, and geometry. Stills from my photography carrier that decorate my visual perspective.
Street & UrbanISO 800
Neons of Colombo
A dramatic capture of night neons reflecting on rain-washed streets, exploring urban cyberpunk aesthetics.
ISO 800 | 50mm | f/1.8 | 1/160s
Landscape & TravelISO 100
Misty Range Sunset
Catching the warm amber layers of mist wrapping around highland ranges during golden hour.
ISO 100 | 24mm | f/8.0 | 1/250s
ArchitectureISO 200
Minimalist Concrete
A monochrome spatial perspective study focusing on harsh shadows and clean modern concrete geometries.
ISO 200 | 35mm | f/4.0 | 1/320s
Abstract MacroISO 400
Cyber Dew
Water droplets caught in extreme focus, refracting ambient neon lights like electronic circuitry.
ISO 400 | 90mm | f/2.8 | 1/125s
Contact Channel
Let's secure & build
Have a project or security operations tool in mind? Drop a message through the encrypted gateway, or link up directly on social lines.
SECURITY GATEWAY STATUSSecure Link Active
CHANNEL TYPE:AES-256-GCM / TLS 1.3
TRANS-CORE:GATEWAY_ROUTER_NODE
LOCATION:SECURE_COMM_ENVELOPE