Oskari Pessinen

Full-Stack Developer & Computer Science Student

About Me

I’m a full-stack developer with experience in both front-end and back-end development also interested in cloud computing and infrastructure.

I’m currently pursuing a Bachelor’s degree in Information and Communication Technology at the University of Turku, set to graduate in the spring of 2026. Alongside my studies, I actively work on various personal projects.

Education & Certifications

Bachelor's in ICT

University of Turku 2023 – 2026

Full Stack Open - Web Dev Course

University of Helsinki 2024

Skills & Technologies

Mostly working with TypeScript, Node.js, and React, with AWS, PostgreSQL, and Docker for infrastructure and data. Also familiar with Java and Python.

Projects

Here are some of my recent projects I've worked on.

Stox

Real-time market monitoring dashboard for stocks and indices. Features a REST API with Redis caching, GitHub Actions CI/CD, and AWS/Vercel deployment.

ReactTypeScriptAWSDockerRedisPostgreSQLGitHub Actions

Code

StructuraTop-5 overall in Since Ai Hackathon 2025

AI‑powered funding advisor that suggests grants, loans and equity‑like instruments based on a company’s stage, size and needs.

Next.jsTypeScriptTailwind CSSshadcn/uiPrismaPostgreSQL

Demo

Compkit

An AI-powered platform to generate, share, and install custom UI component libraries instantly. Just describe your component, publish, and install with a single command.

ReactTypeScriptTailwind CSSNode.jsSupabase

Code

Espoo Business Advisor2nd place in Junction 2025 Espoo Challenge

Multilingual web app that guides users through a short Q&A and generates a clear summary for business advisory meetings.

Next.jsTypeScriptTailwind CSSPrismaPostgreSQL

Demo

Shareflow

React Native (Expo, TypeScript) app for shared and personal finances and investments, using Expo Router for navigation, Zustand for state, and NativeWind for styling.

React-NativeExpoNode.jsExpressSupabaseGoogle Auth

Code

Notia

Notia is a React-based note-taking client featuring real-time collaboration over WebSockets. It offers sharing, OAuth sign-in, REST API integration, and Jest + RTL tests.

ReactNode.jsMongoDBGoogle AuthSocket.ioJestRTL

Code

Stock Tracker

Mobile app for tracking stock prices and managing a portfolio with real-time market data and alerts.

React NativeYahooo Finance APIExpo

Code

Price Finder

Mobile app that finds and compares product prices across online stores to help users spot the best deals.

React NativePythonFlaskebay API

Code

Contact

Feel free to contact me via email or LinkedIn.

Email

oskari.pessinen@gmail.com

Oskari Pessinen