Founding UI/UX Designer & Researcher

Stackgini GmbH
Berlin Full-time 🌐 English
SG
Added to JobCollate: March 11, 2026

AI Summary Powered by Gemini

Stackgini GmbH is seeking a Founding UI/UX Designer & Researcher to own the entire product design process for their B2B SaaS AI product. The ideal candidate has 4+ years of experience in B2B SaaS design, expert Figma skills, and a strong understanding of user research methodologies.

Job Description

At Stackgini, we are a fast-growing and well-funded B2B SaaS disruptor revolutionizing how organizations select and manage their IT landscape. As we scale, we’re building a world‑class data product guiding customers through the complex journey of IT demand management. We are a tight-knit, nimble team dedicated to bringing our cutting-edge AI technology to IT decision-making. We are creative, low-ego, team-spirited, and passionate about making our customers happy Tasks Design & Product Own the entire product design process — discovery, wireframes, prototypes, interaction design, and final UI. Build and maintain Stackgini's design system. Design AI-native interfaces: Guided workflows, generated content surfaces, AI output verification and structured data views that make complexity navigable. This is a core design challenge at Stackgini, not an afterthought. Work closely with engineering to spec, hand off, and QA implementations. Define and improve information architecture and navigation patterns as the product grows. Translate product strategy and roadmap priorities into design solutions, proactively proposing directions rather than waiting for specs. User Research Plan and run qualitative research: user interviews, contextual inquiry, and usability testing — with real users on a regular cadence. Synthesize findings into actionable insights and communicate them clearly to the team. Identify unmet needs and surface opportunities for new features or improvements. Requirements Must-Have Experience 4+ years of product design experience with a portfolio showing B2B SaaS, enterprise tools, or workflow automation products. Proven ability to work across the full design lifecycle — from user research and concept through to polished, production-ready UI. Expert-level Figma skills, including component libraries, auto-layout, and design system management. AI-first mindset: you default to AI tools to accelerate your work — research synthesis, copy drafts, prototyping, ideation — not as a shortcut, but as a force multiplier. Hands-on experience with AI-assisted design and prototyping tools such as Lovable, Claude (Anthropic), Cursor, or Claude Code to move from concept to working prototype rapidly. Demonstrated experience designing AI ↔ Human interaction patterns — you know how users prompt, review, correct, and build trust with AI-generated outputs. You understand where AI should lead, where humans must stay in control, and how to design the handoff between both. Experience in early-stage or 0→1 product environments where you've had to make decisions with limited information. Strong interaction design instincts: you think in flows, not just screens. Highly Valued Background designing compliance, risk, or governance tools (or other high-stakes, information-dense B2B products). Familiarity with enterprise IT landscapes or the IT4IT ecosystem. Experience in fast-growing startups or dynamic environments. Familiarity with accessibility standards (WCAG 2.1 AA) and inclusive design practices. Benefits Competitive compensation package including employee stock options Opportunities for professional growth 30 days of vacation and day off on your birthday Modern office space in Berlin Budget for self-improvement, and other perks Contribution to a Gympass & Deutschlandticket subscription Dedicated time for learning & innovation Quarterly Get-Together-Events The best popcorn in town Ready to make an impact? Join us at Stackgini and be part of something extraordinary! Find more English Speaking Jobs in Germany on Arbeitnow

Full Description

At Stackgini, we are a fast-growing and well-funded B2B SaaS disruptor revolutionizing how organizations select and manage their IT landscape. As we scale, we’re building a world‑class data product guiding customers through the complex journey of IT demand management. We are a tight-knit, nimble team dedicated to bringing our cutting-edge AI technology to IT decision-making. We are creative, low-ego, team-spirited, and passionate about making our customers happy Tasks Design & Product Own the entire product design process — discovery, wireframes, prototypes, interaction design, and final UI. Build and maintain Stackgini's design system. Design AI-native interfaces: Guided workflows, generated content surfaces, AI output verification and structured data views that make complexity navigable. This is a core design challenge at Stackgini, not an afterthought. Work closely with engineering to spec, hand off, and QA implementations. Define and improve information architecture and navigation patterns as the product grows. Translate product strategy and roadmap priorities into design solutions, proactively proposing directions rather than waiting for specs. User Research Plan and run qualitative research: user interviews, contextual inquiry, and usability testing — with real users on a regular cadence. Synthesize findings into actionable insights and communicate them clearly to the team. Identify unmet needs and surface opportunities for new features or improvements. Requirements Must-Have Experience 4+ years of product design experience with a portfolio showing B2B SaaS, enterprise tools, or workflow automation products. Proven ability to work across the full design lifecycle — from user research and concept through to polished, production-ready UI. Expert-level Figma skills, including component libraries, auto-layout, and design system management. AI-first mindset: you default to AI tools to accelerate your work — research synthesis, copy drafts, prototyping, ideation — not as a shortcut, but as a force multiplier. Hands-on experience with AI-assisted design and prototyping tools such as Lovable, Claude (Anthropic), Cursor, or Claude Code to move from concept to working prototype rapidly. Demonstrated experience designing AI ↔ Human interaction patterns — you know how users prompt, review, correct, and build trust with AI-generated outputs. You understand where AI should lead, where humans must stay in control, and how to design the handoff between both. Experience in early-stage or 0→1 product environments where you've had to make decisions with limited information. Strong interaction design instincts: you think in flows, not just screens. Highly Valued Background designing compliance, risk, or governance tools (or other high-stakes, information-dense B2B products). Familiarity with enterprise IT landscapes or the IT4IT ecosystem. Experience in fast-growing startups or dynamic environments. Familiarity with accessibility standards (WCAG 2.1 AA) and inclusive design practices. Benefits Competitive compensation package including employee stock options Opportunities for professional growth 30 days of vacation and day off on your birthday Modern office space in Berlin Budget for self-improvement, and other perks Contribution to a Gympass & Deutschlandticket subscription Dedicated time for learning & innovation Quarterly Get-Together-Events The best popcorn in town Ready to make an impact? Join us at Stackgini and be part of something extraordinary! Find more English Speaking Jobs in Germany on Arbeitnow

Required Skills

Graphic Arts and Communication Design