PTPontus Thelin
Build with me

Selected work

Project proof for websites, tools, widgets and automation.

A focused view of the builds and experiments behind the homepage promise. Each project is written as a practical case: what was wrong, what got built and what changed.

Start a conversation Open live SSK site

Project lens

6 cases

A complete view of the public proof points behind the portfolio promise.

Featured live build

SSK Training Club Website

Next.jsTypeScriptCMS-ready
Problem
The old site did not reflect the quality of the gym and was hard to update.
Built
A fast, modern website with clear structure, training pages, membership flow and live content hooks.
Outcome
Stronger brand, easier updates and a smoother path from interest to contact.
Read case study

Mendix Custom Time Picker

MendixJavaScript
Problem
A standard time picker did not fit the UX needs and validation rules.
Built
A flexible accessible picker widget with validation, timing rules and reusable behavior.
Outcome
Better user experience and less repeated work across apps.
View case

Factory Layout / React Leaflet Widget

ReactLeafletTypeScript
Problem
Complex factory layout needed to be visualized and interactive.
Built
An interactive map widget for layouts, zones and points of interest.
Outcome
Easier planning, better overview and faster decisions.
View case

AI Response Evaluation Hackathon

PythonLLMEvaluation
Problem
AI responses needed consistent scoring for quality, bias and correctness.
Built
An evaluation pipeline with rubrics, scoring and review dashboards.
Outcome
Clearer insights, better prompts and faster iteration.
View case

Slot Machine Game Experiment

ReactCanvasState
Problem
Explore browser game mechanics, probability and animation states.
Built
A slot-machine game prototype with state, payouts and smooth transitions.
Outcome
A playful test bed for clean UI state and motion.
View case

Enterprise Automation Concepts

Maken8nAPIs
Problem
Manual processes and scattered systems create friction and errors.
Built
Automation concepts and flows that connect systems and reduce manual work.
Outcome
Faster processes, fewer errors and happier teams.
View case

My process

A clear path from idea to impact.

01

Clarify

We define the problem, users and constraints before anything gets overbuilt.

02

Prototype

I design the core workflow quickly so direction becomes visible early.

03

Build

I build clean, scalable foundations with attention to detail.

04

Ship

We launch, test with real users and make sure it actually works.

05

Improve

I iterate, optimize and evolve the product with your team.

Practical. Collaborative. Built to last.

Let's work together

Tell me what you want to build.

GitHubtlntechnoLinkedIn/in/pontus-thelinEmailyou@yourdomain.com
Let's build something useful.

Project brief

Shape the first message.

Choose the build, name the friction, then send Pontus a brief that already has structure.
Build type
Timeline
Main friction
Brief previewAdd context
Hi Pontus,

I am interested in: A conversion-focused website.
Main friction: The current experience does not create enough confidence.
Timeline: Soon.

Context:
What makes the current site, tool or workflow feel less trustworthy than it should?

Useful starting point:
Pontus should review the current offer, page structure, audience and strongest proof points.

Best,
What Pontus will ask next
  • Who needs to trust you faster?
  • What should visitors do next?
  • What proof already exists?
A conversion-focused websiteSoon
Send brief