Building dependable systems from the ground up

Backend engineering / DevOps / Open source

Kushan Randika Herath

Backend & DevOps Engineer

I design reliable services and the infrastructure behind them. My work sits at the intersection of Linux, Kubernetes, automation, and practical software delivery.

Kushan Randika Herath
Current focusCloud-native systems that stay understandable under pressure.
LinuxSystems
K8sOrchestration
OSSContribution

About Me

I'm a backend-focused Software Engineer specializing in microservices architecture, cloud-native infrastructure, and applied AI. I enjoy building scalable systems, automating deployments, and bridging the gap between software and hardware to solve real-world problems.

  • •Designing backend services with microservice architecture
  • •Building cloud-native infrastructure with Kubernetes, Docker, and Terraform
  • •Automating deployments and delivery workflows for reliable releases
  • •Applying AI and computer vision to practical software systems
  • •Bridging software with hardware through Arduino and systems experimentation
  • •Working across Java, Python, Rust, C++, C, Kotlin, JavaScript, Bash, and HCL

My current work spans Linux systems, Kubernetes clusters, containerized services, infrastructure as code, and production-minded observability. I care about systems that are not only scalable, but also understandable and maintainable.

I'm open to collaborations on practical backend, DevOps, AI, and systems projects that turn complex technical ideas into useful products.

Tech Stack

Programming Languages

JavaPythonRustC++CKotlinJavaScriptBashHCL

Frameworks & Platforms

Spring BootFastAPIAxumExpress.jsSvelteKitTerraform

Cloud & DevOps

DockerKubernetesLinuxMicroservicesGitOpsCI/CDInfrastructure as Code

Data & Applied AI

PostgreSQLMySQLOracle SQLMS SQLMongoDBArtificial IntelligenceComputer VisionMachine Learning

Systems & Creative Technology

ArduinoUnityTiledlibGDXDirectX 11

Currently Learning

Linux Kernel InternalsSystem CallsWindows NT APIsDirectX Graphics Programming

Open Source Contributions

Contributing to open source projects that power the modern web. From bug fixes to new features, I believe in giving back to the developer community.

0PRs merged

Want to see more of my contributions or collaborate on open source?

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Selected work

Projects

GitHub index

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Full Stack & DevOpsCase file / 01

NIBM Final Year Software Engineering Project

A microservice-based application built with Kubernetes, Docker, FastAPI, and modern DevOps tools for scalable deployment, monitoring, and service management.

Domain

Full Stack & DevOps

Repository

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Core stack

22 technologies

PythonFastAPIReactViteDockerKubernetesPostgreSQLRedis

14 additional technologies documented in the repository.

GitRepos

Real GitHub repositories showcasing my work in backend development, DevOps, and infrastructure automation.

Want to explore more of my work and GitHub contributions?

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Recognition

Certifications, achievements, and awards earned through my learning and open source contributions.

FeaturedCertification

Diploma in Software Engineering certification

National Institute of Business Management (NIBM - Sri Lanka)

Jun 2026

Software Development,Project Management,DevOps Tools, Cloud Computing

LinkedIn Profile
Certification

Wind Valley

Wind Valley Adventure Park

Aug 2026

Leadership, Team Leadership, Leadership Development

LinkedIn Profile
FeaturedCertification

IEEEXTREME NIBM 1.0 Certificate

IEEE NIBM Student Branch

Oct 2025

Organization Skills, Project Management, Event Planning

LinkedIn Profile
Certification

Software Engineer Intern Certificate

HackerRank

Jul 2025

Credential ID c09b5e999814

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Certification

C# (Basic) Certificate

HackerRank

Jul 2025

Object-Oriented Programming (OOP), Exception handling

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Certification

Introduction to Programming Using Python Certificate

HackerRank

Jul 2025

It covers topics like Scalar Types, Operators and Control Flow, Strings, Collections and Iteration, Modularity, Objects and Types and Classes

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FeaturedAchievement

Open Source Contributor

Community

2024

Contributed to projects involving bug fixes, feature work, and developer tooling improvements.

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FeaturedCertification

certificate Software Engineering

National Institute of Business Management (NIBM - Sri Lanka)

Jul 2024

Software Development,Project Management,DevOps Tools, Cloud Computing

LinkedIn Profile

Get In Touch

Have a project in mind, want to collaborate on DevOps solutions, or just want to chat about Linux and Kubernetes? I'd love to hear from you.

Email

[email protected]

I typically respond within 24 hours