Jonathan Tollefson

User Experience Architect

jtollefson123@gmail.com (614) 403-4845 linkedin.com/in/jtollefson123 Minneapolis, MN

SUMMARY

Senior designer working the seam between research, interaction, and front-end. Builds design systems engineers adopt, user flows that complete, and stakeholder documentation that holds up under pressure. Six-plus years across enterprise AI and BI products, B2B SaaS AI tooling, and a bilingual mobile banking launch.

EXPERIENCE

CHS Inc.

August 2023 – Present

Business Analyst, AI & BI Engineering

  • Led UX discovery and interaction design for enterprise AI and BI products, embedded with engineering on consumer agri-tech interfaces and internal AI tooling.
  • Designed a FigJam-based documentation and alignment system adopted as the cross-team default across product, engineering, and business.
  • Translated dbt model dependencies into consumable documentation by building a Python tool that parses the dbt API manifest into Excel, Power BI, and stakeholder briefs, serving business users, engineers, and the internal AI team.
  • Partnered with engineers on prioritization, scope, and feasibility. Owned the visual layer of every stakeholder conversation.

Raylu, Inc.

April – October 2023

Product Designer (Freelance)

  • Designed the visual identity, component set, and clickable Figma prototypes for a B2B SaaS AI chat platform.
  • Owned end-to-end interface design, motion specs, and interaction behaviors. Patterns mapped 1:1 to the React implementation.
  • Ran the agile product roadmap in Jira for a distributed team shipping prototype releases on a tight cycle.

Crediverso

February 2021 – January 2023

UX Design Lead

  • Designed primitives, interaction patterns, and iOS App Store onboarding for the bilingual mobile banking V1.
  • Usability testing with 50+ participants reduced primary-flow bounce rate by 15%.
  • Designed and ran the pre-launch growth program. Organic campaigns grew the channel 125% (700 to 2,100 followers) through A/B-tested messaging.

EDUCATION

Harvard University — Cambridge, MA

2015 – 2022

B.A. Sociology · Minors in Marketing & Creative Design

Dean's List (6×), Rosenkrantz Discovery Grant Recipient

University of Minnesota — Minneapolis, MN

2016 – 2018

Product Design, Business Marketing Education

TOOLS

Design
Figma, FigJam, Adobe Creative Suite, Procreate, Framer, Webflow
Front-end
React, HTML, CSS
Data & AI
SQL, Snowflake, dbt, Alation, Power BI, ChatGPT
Research & Analytics
Maze, Mixpanel, Google Analytics, Qualtrics
Workflow
Jira, Notion, Azure DevOps

OUTSIDE

Substack at Diary of a Soundbender — essays on sound design and product design. Track and Field record holder at the University of Minnesota (sprints, hurdles).