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Filter by tech stack, year, and project type to inspect systems with measurable engineering outcomes.

AI Learning Platform - Backend
2024

A backend platform composed of independently deployable microservices that provide authentication, user profile management, file storage and streaming, real-time chat, and an AI Retrieval-Augmented-Generation (RAG) pipeline. The system exp...

JavaPython
  • microservices7
Role: Backend Engineer / Architect · Duration: 6 months
Interaction Memory: No probes yet

platform

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SocialHub Backend
2025

A modular GraphQL API server implementing a social networking backend: users, follow graph, posts with images, comments, reactions, notifications, direct/group messaging (chatrooms), and real-time subscriptions. Provides a single backend s...

TypeScriptNestJS
  • Prisma migrations8
Role: Backend Engineer · Duration: 6 months
Interaction Memory: No probes yet

platform

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AI-Learning-Platform-UI
2026

A TypeScript Next.js 16 (App Router) frontend skeleton for an AI-powered learning workspace. It provides a 3-pane workspace (left folder tree, center file viewer, right AI chat panel), file/folder CRUD UI, PDF viewer shell, profile and set...

TypeScriptNext.js
  • mock_response_latency_ms300
Role: Frontend Engineer · Duration: 2 months
Interaction Memory: No probes yet

ai

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Crazy - Multiplayer Card Game
2024

A real-time, full-stack multiplayer card game where players create/join rooms, receive dealt hands, play cards according to configurable rules, and the server enforces rule effects and turn progression. Provides low-latency synchronized ga...

TypeScriptNode.js
  • avg_websocket_rtt_ms50
Role: developer · Duration: 3 months
Interaction Memory: No probes yet

platform

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GEBEYA Multi Vender API
2026

A single-repository backend API (NestJS) implementing a multi-vendor e-commerce platform. Provides user authentication, store and product management, cart and order lifecycle, payment integration (Chapa + placeholders for Stripe/Flutterwav...

TypeScriptNestJS
  • entities13
Role: Backend Engineer · Duration: Duration unspecified
Interaction Memory: No probes yet

platform

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Lama Dev School Management Dashboard
2026

A full-stack Learning Management System (LMS) web application implemented with the Next.js App Router. It exposes role-based dashboards and CRUD flows for school entities (students, teachers, parents, classes, grades, subjects, lessons, ex...

TypeScriptNext.js
  • prisma_models14
Role: Full-stack engineer · Duration: 3 months
Interaction Memory: No probes yet

platform

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Engineering Systems Portfolio
2026

A TypeScript Next.js (App Router) web application that serves a static-first, engineering-focused portfolio. It renders project index and detail pages, generates dynamic Open Graph images at the edge, and provides client-side interactive f...

TypeScriptNext.js
  • Featured Projects4
Role: Full-stack Engineer · Duration: 3 months
Interaction Memory: No probes yet

platform

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SocialHub Frontend
2026

A TypeScript Next.js (App Router) client application that provides a real-time social feed, commenting, reactions, and group/private messaging by consuming a GraphQL backend (queries, mutations, subscriptions). It offers file uploads (Clou...

TypeScriptNext.js
  • dependencies45
Role: Frontend Engineer · Duration: 3 months
Interaction Memory: No probes yet

platform

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Kasina Backend API (ChatAPP)
2024

A single-service backend that provides real-time chat and channel features for a web client. It exposes REST endpoints for authentication, user and channel management, file uploads, and message retrieval; it also accepts STOMP-over-WebSock...

JavaSpring Boot
  • P95_message_delivery_latency_ms50-250
Role: Backend Engineer · Duration: 3 months
Interaction Memory: No probes yet

distributed-system

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Kasina Chat - Frontend
2024

A browser single-page application (React SPA) that provides user authentication, profile setup, one-to-one direct messaging and multi-user channel chat, file upload/download, message history viewing, and real-time message delivery using ST...

JavaScriptReact
  • Estimated real-time throughput (per client)10 messages/sec
Role: Frontend Engineer · Duration: 2 months
Interaction Memory: No probes yet

platform

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Layers — Design Tool Landing Page
2026

A single-repository Next.js (App Router) landing site that composes a marketing page for a hypothetical design product called "Layers." The site renders a single public route that composes multiple visual sections (Hero, Features, Integrat...

Next.jsReact
  • pages1
Role: Frontend Engineer · Duration: 2 weeks
Interaction Memory: No probes yet

platform

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Abe Garage Backend
2024

Express.js REST API that implements core garage operations: user (employee/customer) management, vehicle registry, service catalog CRUD, order lifecycle (create/assign/complete/delete), and transactional email notifications. Implements aut...

Node.jsExpress.js
  • endpoints~25
Role: Backend Engineer · Duration: 3 months
Interaction Memory: No probes yet

platform

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Garage Frontend
2026

A single‑page React application (SPA) that provides an administrative and employee-facing UI for managing a garage's customers, employees, vehicles, services and orders. The client renders routes, forms, lists and dashboards and communicat...

JavaScriptReact
  • Initial load (estimated)1.2s
Role: Frontend Engineer · Duration: 2 months
Interaction Memory: No probes yet

platform

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YC Directory
2025

A full‑stack Next.js application (App Router) that serves a small pitch-directory product where users can browse, search, submit, and view startup pitches. The UI is rendered primarily with Next.js Server Components and hydrated Client Com...

Next.jsReact
  • avg_server_response_ms40-800 ms (warm-cold range)
Role: Full-stack Engineer · Duration: 3 months
Interaction Memory: No probes yet

platform

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Eklas Solution Website
2026

A Next.js (App Router) marketing/site frontend that renders company pages (Home, About, Contact) with interactive client-side components (carousels, animations, contact form UI, map embed). The codebase produces server-rendered HTML and cl...

TypeScriptNext.js
  • Top-level pages3
Role: Frontend Engineer · Duration: 2 weeks
Interaction Memory: No probes yet

platform

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Estifanos Kebede

System Engineer & Full Stack Developer

Social

SYSTEM: ESTIFANOS.PORTFOLIO

STATUS: OPERATIONAL

LAST_UPDATED: 2026

© 2026 Estifanos Kebede. Built with precision and intent.