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Senior Product Designer (10+ years) building end-to-end B2B SaaS platforms, data-rich dashboards, and scalable Design Systems. Experienced in complex multi-step workflows (compliance, documentation, data structures) while reducing cognitive load for global users. Leads independent UX research, partners directly with engineering during production implementation (CSS/staging reviews), and uses AI-driven workflows to speed up discovery, UI iteration, and microcopy refinement. Based in Porto, Portugal.…Senior Product Designer (10+ years) building end-to-end B2B SaaS platforms, data-rich dashboards, and scalable Design Systems. Experienced in complex multi-step workflows (compliance, documentation, data structures) while reducing cognitive load for global users. Leads independent UX research, partners directly with engineering during production implementation (CSS/staging reviews), and uses AI-driven workflows to speed up discovery, UI iteration, and microcopy refinement. Based in Porto, Portugal.

Dmitrii Postnikov

Product Designer, UX Designer, UI Designer, +2

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Senior Product Designer (10+ years) building end-to-end B2B SaaS platforms, data-rich dashboards, and scalable Design Systems. Experienced in complex multi-step workflows (compliance, documentation, data structures) while reducing cognitive load for global users. Leads independent UX research, partners directly with engineering during production implementation (CSS/staging reviews), and uses AI-driven workflows to speed up discovery, UI iteration, and microcopy refinement. Based in Porto, Portugal.…Senior Product Designer (10+ years) building end-to-end B2B SaaS platforms, data-rich dashboards, and scalable Design Systems. Experienced in complex multi-step workflows (compliance, documentation, data structures) while reducing cognitive load for global users. Leads independent UX research, partners directly with engineering during production implementation (CSS/staging reviews), and uses AI-driven workflows to speed up discovery, UI iteration, and microcopy refinement. Based in Porto, Portugal.

Available to hire

Senior Product Designer (10+ years) building end-to-end B2B SaaS platforms, data-rich dashboards, and scalable Design Systems. Experienced in complex multi-step workflows (compliance, documentation, data structures) while reducing cognitive load for global users.

Leads independent UX research, partners directly with engineering during production implementation (CSS/staging reviews), and uses AI-driven workflows to speed up discovery, UI iteration, and microcopy refinement. Based in Porto, Portugal.

Skills

Experience Level

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Intermediate

Intermediate

Intermediate

Work Experience

Product & UX Lead / Founder at ASTRA & Etherea

January 1, 2023 - Present

Owned end-to-end product design process for ASTRA, transforming complex, data-heavy datasets into intuitive, clean interactive dashboards and multi-step user workflows. Architected and scaled a robust Figma Design System using advanced variables, component libraries, and auto-layout for design consistency and streamlined engineering implementation. Planned and executed independent qualitative user research (interviews, usability testing) to frame core problems, validate feature trade-offs, and iterate based on direct feedback. Paired closely with developers during staging builds to inspect UI accuracy, maintain production quality, and optimize CSS implementation. Integrated AI tools (ChatGPT, Antigravity) into daily design operations to multiply efficiency in research synthesis, rapid prototyping, and microcopy refinement.

Co-founder & Brand Manager at y-KELIN & Ormco

January 1, 2020 - January 1, 2024

Managed end-to-end digital product presence and storefront workflows for medical/orthodontic brands in partnership with global trade dealers, scaling revenues to $225K+. Created structured component templates and asset libraries to maintain unified design standards across all digital touchpoints, supporting consistent UX and brand presentation.

Co-founder & Brand Manager at y-KELIN & Ormco (E-commerce & healthcare marketplaces)

January 1, 2020 - January 1, 2024

Managed end-to-end digital product presence and storefront workflows for medical/orthodontic brands in partnership with global trading partners, scaling revenues to $225K+. Created structured component templates and asset libraries to maintain unified design standards across all digital touchpoints.

Co-founder & Lead Product Designer at DocFlow

January 1, 2017 - January 1, 2019

Designed a frictionless multi-step digital flow that simplified complex bureaucratic, compliance, and government documentation processes for 200,000+ users. Reduced cognitive load across dense data forms by surfacing crucial information at key decision points, significantly dropping user friction and support requests. Conducted ongoing user interviews and usability studies to synthesize research insights into measurable product decisions, optimizing conversion rates and workflow completion. Collaborated in a tight cross-functional team, working directly in browser inspection tools alongside engineers to ensure design fidelity in production.

Senior UX/UI Designer (Freelance) at Enterprise & E-commerce platforms

January 1, 2015 - January 1, 2019

Designed accessible, data-rich web platforms for major enterprise organizations with strict WCAG compliance and clear content hierarchy. Overhauled core digital interfaces for commercial e-commerce clients (e.g., Peril a.r u), replacing complex ordering processes with clear, accessible multi-step forms.