Hi, I'm Mischa

Design that moves revenue, not just pixels

2x conversion growth. 15%+ account creation lift. Built for teams who measure design in outcomes.

See my work Get in touch

Companies I've worked at

02Strengths

What I bring to your team

I optimize product metrics through user-centered design and data-driven experimentation.

  • Product-focused UX design

    I design B2B interfaces that drive measurable business outcomes.

  • Product development bridge

    Streamline design-to-development workflows through systematic documentation and cross-functional collaboration.

  • Growth through experimentation

    Build testing culture and optimize key metrics through structured experimentation and stakeholder alignment.

03Side projects

Beyond the portfolio

Side projects and dev writing

Social App Quiet Network A calm, ephemeral community platform for neighborhoods and interest groups — no ads, no algorithms, no permanent record. Tool DevBoard A lightweight FigJam-style infinite canvas for solo devs. No accounts, no backend — everything lives in your browser.

04Contact

Ready to scale your product impact?

I help scale-ups and growing companies optimize user acquisition, improve conversion flows, and build experimentation culture. Currently transitioning from UX to Product Management while available for strategic consulting.

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Mischa vd Goes

05Experience

Experience

Jan 2024 – Present PostNL UX Designer

Redesigned high-traffic business acquisition flows, improving conversion and NPS through data-driven iterations.

  • Drove UX experimentation culture by designing 50+ data-driven tests that scaled A/B testing volume by 150%, transforming PostNL's approach from evidence-based to evidence-driven design
  • Achieved 15%+ increase in account creations by simplifying user flows (reduced from 37 to 17 clicks) and boosted NPS by 12 points through targeted improvements for high-value user segments
  • Led usability research that aligned stakeholders on roadmap priorities, focusing design efforts on highest-impact opportunities
  • Streamlined cross-functional collaboration with marketing, brand, and development teams, reducing delivery time from 5 to 2 sprints for new digital assets through standardized design templates that became company benchmarks
  • Introduced reusable shipment presets for SMB customers for mobile & desktop, defining a three-phase roadmap with PMs and engineers
Mar 2021 – Dec 2023 Mendix UX Designer

Designed enterprise/business focused applications for 10+ teams in Siemens and Mendix, focusing on employee productivity.

  • AuditON design lead: Led user research that identified key compliance bottlenecks for security teams. Designed streamlined workflow with automated validation that reduced error rates by 30%, using HEART framework to measure improvements in task success and user satisfaction
  • Design System Growth: Created 10+ reusable components, increasing team productivity by 40% and ensuring brand consistency across 20+ apps
  • Custom UI implementation: Shipped 10+ tailored applications using HTML/CSS overrides to elevate UX and quantitatively test out design impact
Nov 2018 – Dec 2020 Crowd Media Junior Visual Designer
  • Produced 100+ video ads for international brands, leading creative experimentation with diverse audio/visual approaches
  • Designed high-converting landing pages for personalized customer segments, implementing A/B testing to maximize conversion rates
  • Executed 10+ influencer campaigns with 1M+ combined reach for beauty/lifestyle clients

Internships

Feb 2018 – Jun 2018 TravPro Mobile UX Design Internship

UX design, thesis internship (Afstudeerstage).

Sep 2016 – Jan 2017 Mattmo Creative Agency Graphic Design Internship

Product packaging and design, contributive internship (Meewerkstage).