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Hey — I'm Dwi. Ask me about the agents I've built, what I work with, or anything else you want to know.
About

A bit about me

I'm Dwi, an AI engineer in Berlin, Germany. I studied Mechanical Engineering at RWTH Aachen, which is where I got into code and got hooked on the "how does this actually work" part of building things.

These days I mostly build agents. Not chatbots that answer questions, but tools that go and do the work, such as finding you a job and applying, taking the notes and emailing them, or putting together a marketing plan and running it. The fun part is that I usually get to build all of it: the agent, the backend it runs on, and the app you actually use.

The stack I reach for most is Python and FastAPI for the agent and backend side — LangChain, RAG, and the OpenAI API — with Next.js and TypeScript on the front. I care about production details: streaming responses, reliable tool-calling, and shipping things that hold up.

I like small teams and shipping real things. If you're working on something in this space, I'd be happy to talk.

Toolbox
AI / LLM
LLM AgentsLangChainCrewAIOpenAI APIRAGEmbeddingsPromptingRasa
Machine Learning
PyTorchDeep LearningCNNsRNNsData Analysis
Backend
PythonFastAPINode.jsMySQLMongoDBRedisPostgres
Frontend & Mobile
ReactNext.jsTypeScriptTailwindFlutterDart
DevOps & Cloud
DockerGCP
Experience
2024 — Now

AI Engineer · Independent

Berlin

  • Building AI agents end to end — an executive assistant, a job-application agent, and marketing and video agents.
  • Python, FastAPI, CrewAI, LangChain, OpenAI, Next.js, PostgreSQL, GCP, Docker.
2024

Data Analyst (Intern) · Tesla

Berlin

  • Cost and project control — working with real operational and cost data.
2023

Co-Founder & Developer · Bbuddy

Aachen

  • Built the mobile and web apps, plus a Python backend using LangChain, RAG and the OpenAI API. This was my first proper end-to-end AI product.
  • Flutter, Next.js, TypeScript, GCP, Docker.
2023

Software / Data (Intern) · Robert Bosch

Stuttgart

  • Software for an adsorption system, plus data analysis and some market research.
Education
2024 — Now

M.Sc. Mechanical Engineering

RWTH Aachen University

2017 — 2024

B.Sc. Mechanical Engineering

RWTH Aachen University