software engineer berlin, 2026

Adepeju

Peace Orefejo

Software Engineer

Adepeju Peace Orefejo

Software Engineer with 4+ years building scalable full-stack applications across marketplaces, developer tools, and serverless architectures. I work across the stack — Node.js, React, TypeScript, GraphQL, and AWS — with a focus on clean architecture, performance, and solutions that actually hold up at scale. Currently based in Nigeria, relocating to Berlin in 2026.

stack

Node.jsReact TypeScriptGraphQLAWSMongoDBPostgreSQLSvelteNext.jsExpressDockerD3.jsPythonReduxSocket.IO

education & research

M.Sc. Software Engineering

2025

Euclea Business School — France, Europe

Emotion Detection for Autism Support

2024 – 2025

Trained CNNs for facial emotion recognition on FER2013, CK+, and AffectNet datasets — improving detection accuracy by 35%. Built D3.js Sunburst visualisations to represent emotional states for researchers and developers.

#Python#CNN#Deep Learning#D3.js#FER2013#AffectNet
HerPro Marketplace Platform

HerPro Marketplace Platform

Multi-sided marketplace with real-time notifications (Socket.IO), Paystack payment integration, dual-order management for food delivery and e-commerce, and geospatial rider tracking.

#Node.js #Socket.IO#Paystack#MongoDB#Express#TypeScript
Emotion Detection for Autism Support

Emotion Detection for Autism Support

A CNN-based facial emotion recognition system trained on FER2013, CK+, and AffectNet datasets, with D3.js sunburst visualisations representing emotional states.

#Python#Deep Learning#D3.js #React.js
Sveltool

Sveltool

Chrome DevTools panel (Manifest V3) with real-time AST visualisation, prop/state diagramming, and D3.js dependency trees

#Svelte#Chrome Extension#D3.js#TypeScript
#Machine Learning#Vectors

Vector Analysis and Machine Learning

A vector — an ordered list of numbers carrying both magnitude and direction — can represent anything from the pixels of an image to the semantic meaning of a word.

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© 2026 adepeju orefejo