Sebastian Danielsson
Systemutvecklare at Trafikverket
Uppsala, Sweden
Summary
👤
Senior🎓
Top SchoolSebastian Danielsson is a systemutvecklare with 8 years of professional experience, currently building infrastructure and applications at Trafikverket's ALM team. He blends a strong interest in Linux, container orchestration (Docker, Kubernetes) and Infrastructure as Code (Ansible, Terraform) with practical front-end experience from open-source work. On GitHub he contributed meaningful UX and PWA improvements to the open-webui project, showing attention to cross-platform details like iPhone safe areas and theme integration. His background spans trainee developer roles and long-term customer-facing positions, giving him a pragmatic approach to user needs and operational reliability. Based in Uppsala and holding a Computer Science degree from Högskolan Dalarna, he prefers solving infrastructure problems with reproducible, automated tooling. Notably, his mix of customer-facing experience and low-level platform interests makes him comfortable translating user requirements into robust, production-ready systems.
8 years of coding experience
Kandidatexamen, Computer Science, Kandidatexamen, Computer Science at Högskolan DalarnaGymnasieexamen, IT, Gymnasieexamen, IT at HelixgymnasietGymnasieexamen, Samhällsvetenskap, Gymnasieexamen, Samhällsvetenskap at Hagagymnasiet
English, Swedish
Github Skills (12)
webui10
html10
css10
javascript10
front-end-development10
ui-design10
pwapp10
llm9
tailwindcss9
svelte9
openai3
ollama3
Programming languages (28)
Github contributions (5)
open-webui/open-webui
Mar 2024 - Feb 2025
User-friendly AI Interface (Supports Ollama, OpenAI API, ...)
Role in this project:
Front-end Developer
Front-end DeveloperContributions:1 review, 11 PRs, 21 comments in 11 months
Contributions summary:Sebastian primarily focused on improving the user interface and user experience of the Open WebUI project. Their contributions include making the PWA icon maskable, adding meta descriptions, and updating the color theme to match system changes. Furthermore, the user implemented padding adjustments for iPhone navigation bars and set theme colors to enhance the PWA experience. They also incorporated new variables into the system prompts, enhancing the dynamic nature of prompts, and added location handling.
aillmllm-uillm-webuillms
sebdanielsson/nitmod
Jun 2021 - Feb 2023
Proposed new website for the Nitmod project.
Contributions:202 commits, 172 PRs, 349 pushes in 1 year 7 months
docusaurusnitmodstatic-site
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