Liu Yifei - About Me

Yifei LiuCall me Tobi if easier :)

•    M.Sc. IT & Games Engineering ( In Progress)
•    B.Sc. Data Engineering
•    B.Mgt.

Backend DevOps

• Spring Cloud series Or Alibaba series.
• Spring Boot, Go, Flask
• Backend with different databses or Solr
• DevOps with Docker, kubernetes, CI/CD, Nginx, Traefik, Ansible, Terraform
• RESTful, GraphQL, Dubbo-Triple, gRPC

Click categories -> Backend -> See projects

Data Engineering

• SQL & NoSQL Database
• Data Warehouse：SSAS
• Big Data Platform & Tools
• shard, partition, replica, cluster, R/W split
• SQL, Python, Java

One complex project example

Games Engineering

• Unity, UE, Godot
• Learn IT & Games Engineering in TUM
• Led a team of 3/4 in semester-long Game Jam-style projects.

Click tags -> Game -> See projects

Tools

Hobbies

Billiards 🎱, Latin Dancing 💃，Games🎮

Every pursuit begins with a spark, and is shaped by persistence.

--A little developer with big dreams.

Education

April 2024 - Present

Technische Universität München

Informatik & Games Engineering

OCT 2020 – JAN 2024

Gdansk University of Technology

Data Engineering
Graduate's Gold Badge

Work Experience

MAY 2023 – APR 2025

Full Stack Developer

JUL 2023 – APR 2024

Software Architect & Backend Developer

FullGeek - Dev Studio of 6 Members

MAY 2025 – Present

Full Stack

Task Force Team & Backlog Team -> Rewriting Team

Scroll left/right to see more

Pokemoney

Pokemoney is a personal finance app supporting off/online modes with multi-device synchronization. Built with a modern lakehouse architecture backend stack and Flutter + SQLite on the frontend.

MicroservicesBigDataPlatform

Keyuan Library

Developed a fullstack online library system using Spring Boot, Vue, Solr, and MySQL with search, access control, and reading features.

SpringBootVueSolr

Catalysm Cards

Developed a real-time card battle game in Unity using DOTS, featuring elemental interactions, combo magic, three levels, and a boss fight.

AI Headhunter

Built an AI headhunting system in Python with resume parsing, filtering, chatbot, and automation — streamlining the entire recruitment pipeline.

AI WeChat Service

Developed a Go-based AI WeChat service integrating LLMs, featuring automated messaging, user command controls, and heartbeat monitoring.

GoReverseEngineer

Simulation Exam System

Developed a full-stack simulated exam system using Spring Boot and Vue, featuring WeChat scan qr code to login, random question generation, and exam management.

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