Sashen Jayathilaka SashenJayathilaka

👋 G'day! I'm Sashen Jayathilaka

☁️ Cloud & Backend Engineer with 4+ years of experience building scalable, secure SaaS platforms on AWS.
🎓 Master's Student currently pursuing my Master of Applied Artificial Intelligence (Professional) at Deakin University (2026-2028), focused on designing and scaling AI-driven software solutions.
💻 Full-Stack Developer with expertise in Node.js, TypeScript, React, Next.js, and cloud-native architectures.
🔧 DevOps Enthusiast passionate about observability, CI/CD automation, and developer experience.
🌏 Based in Melbourne, Australia, working on freelance and independent projects.
🏗️ System-Level Thinker combining backend engineering with hands-on coding to deliver resilient, efficient platforms.

Programming Languages:

Frontend & Frameworks:

Backend & Database:

Cloud & DevOps:

AI & ML:

Testing & Quality:

Degree	Institution	Period	Highlights
Master of Applied Artificial Intelligence (Professional)	Deakin University	Jun 2026 - Jun 2028	Advanced ML, deep learning, NLP, neural networks, human-aligned AI systems
Bachelor of Information Technology (Networking & Cloud Computing)	Deakin University	Jun 2023 - Jun 2026	Cloud-native development, network security, industry placement
BSc (Hons) in Cloud Computing (Transferred credits)	SLTC	Jul 2020 - Feb 2023	Cloud computing, computer science fundamentals

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☁️ Cloud Infrastructure: AWS (EC2, Lambda, S3, RDS, CloudFront, SageMaker, Cognito), Docker, Terraform, AWS CDK

🔄 CI/CD: GitHub Actions, GitLab CI, Jenkins, AWS CodeDeploy

🔐 Security: WAF, CI Security Scans, IAM Policies (RBAC)

📊 Observability: CloudWatch Logs, New Relic

🧪 Testing: Playwright, E2E Testing, API Integration Testing, Automated UI Testing

🏗️ Architecture: System Design, Microservices, REST APIs, WebSockets, GraphQL

💡 Building resilient, scalable systems that solve real problems.