Stepan Demianenko

Projects

Shared evidence for software, backend, and Android roles

A single project library powers the role-specific pages and the detailed case studies.

Research-informed Android prototype

SDT-Informed Fitness Motivation App

Android fitness prototype balancing utility, clarity, and motivational support.

An Android honours project prototype exploring how fitness applications can balance useful workout tracking with autonomy-supportive motivational design.

KotlinJetpack ComposeRoomMVVMHealth ConnectUX Research
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Backend portfolio project

Okta Dashboard Backend

Backend dashboard system with authentication, caching, and containerised services.

A backend-focused project implementing API services, authentication integration, caching, and containerised development workflows.

Django RESTPythonMongoDBRedisDockerOkta OIDC
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System architecture project

Java Spring Boot Microservices System

Modular service architecture using REST, Kafka, and PostgreSQL.

A system architecture project demonstrating modular backend services, REST endpoints, event-driven communication, and database-backed service design.

JavaSpring BootKafkaPostgreSQLREST APIsMicroservices
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Supporting full-stack project

Music & Notes

Web app for PDF viewing and note-taking.

A lightweight web application combining PDF viewing with note-taking functionality.

FlaskJavaScriptHTMLCSSPDF Viewer
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