Daniel Samer at work, full-stack developer and AI specialist
Daniel Samer

About Me

Full-stack developer based in Duisburg, Germany. 10+ years building Rails applications.

# Quick Facts

Location

Duisburg, Germany

Experience

10+ years in Rails

Primary Stack

Ruby on Rails

Current Role

Senior Backend Dev @ Linkster

Side Projects

50+ bots, 9 products

Email

daniel@samer.email

Age

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Monster White deleted

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# What I Do Now

CPU: 24%
RAM: 40 GB

~/current-focus > services --list

23:36:56

Rails backend development at scale

LLM integration (Claude API, workflow automation)

Vector databases & sentence transformers

Hosting audio and image models

Pocket Flow for agent workflows

AI-powered content generation systems

# Notable Work

# Tech Stack

Expert (10+ years)

Ruby on Rails JavaScript / Node.js MySQL / PostgreSQL HTML / SCSS / Tailwind

Strong (Production experience)

Blockchain (Hive, Hive-Engine) SEO & Content Systems Python Java Redis PHP Unix/Linux

Current Focus

LLMs (Claude, GPT) Vector Databases Sentence Transformers Pocket Flow Audio/Image Models

# Career Timeline

2025

Senior Backend Dev @ Linkster GmbH

LLM integration, vector DBs, AI pipelines

2022

Solo Founder @ Splex.gg / Golem Overlord

Blockchain gaming, 60% market share

2021

Senior Backend Dev @ Seatback

Java APIs, event management

2018

Full Stack Dev @ Stockpulse

Social media sentiment for stock markets

2017

Junior Rails Dev @ evopark

First real Rails job, parking platform

2016

Solo Founder @ RLTracker.pro

2.4M trades, sold after 4 years

2014

Apprenticeship @ nedeco

Discovered Rails. Love at first sight.

2008

First bots (age 18)

Beginning of 50+ automation projects

2003

First forum (age 13)

Ragnarok Online guild

2001

First PC build (age 10)

Where it all started

# Philosophy

"Building software isn't just my work. It's my passion and my hobby. Can't imagine doing anything else."
"I build things that make sense (or are funny)."
"Mistakes are never bad. Unless you repeat them."