Freelancer profile translated to English.
Back to original languageAbout Jacob
- I transform your Figma interfaces into functional products —
from the design system to the deliverable code.
10 years of experience in product design and web integration, including
1.5 years at Tango Luxembourg (telecom) and 5 years
at Axian Group, one of the largest pan-African groups.
—
For B2B product teams
Product design from A to Z: discovery, UX audit, wireframes,
high-fidelity UI mockups, documented design system for your
developers. Sectors: SaaS, fintech, e-commerce.
At Tango, I restructured the design on 3 products from
3 inconsistent Figma files from 2 agencies. Result:
design system across 3 platforms, €30K/year saved, development velocity +30-40%.
—
For companies that want to move fast
Landing pages and showcase websites delivered in 1 to 2 weeks
(HTML/CSS or WordPress). Integration of existing mockups.
Light UX audit included upon delivery.
—
Outside the scope
Back-end development, databases, React or Vue full stack. If your need falls into this category, I will direct you to the right professional.
Available for one-off and interim assignments.
French
Native or bilingual
English
Native or bilingual
Can work on-site
Hayange (up to 50km), Luxembourg (up to 30km)
Experience
- Tango luxembourgUX / UI DesignerTELECOMMUNICATIONSFebruary 2024 - September 2025 (1 year and 7 months)Luxembourg, LuxembourgTango is an innovative Luxembourgish fintech company revolutionizing the mobile banking experience. I joined the product team to improve the UX of the mobile application and optimize the design system in collaboration with the product and tech teams.Main missions🎯 Mobile experience improvement
- Redesign of key features of the Tango mobile application
- Result: +30% user satisfaction (measured via customer feedback and usability metrics)
- Methodology: user research, usability testing, data-driven iterations
🧩 Evolution of the Tango.lu design system- Creation and integration of +10 new "Evolution" components adapted to sellers' needs
- Integration into 3 seller platform projects in close collaboration with the design system and front-end teams
- Impact: enhanced consistency, improved scalability, accelerated development velocity
⚡ Optimization of the design workflow- Implementation of an agile workflow: structured and documented Figma files, upfront research and alignment, simplified task management via Monday
- Clear and fluid communication via dedicated Slack channels
- Result: accelerated delivery, reduced back-and-forth, optimized product/design/tech collaboration
Skills mobilizedProduct design · Mobile UX/UI · Design systems · Figma · Cross-functional collaboration · Agile methodology · Technical documentation · User testing · Data analysisEnvironmentFintech · B2C · Mobile application · Seller platform · Product/Tech/Design teams - Silva ParisUX / UI DesignerARTS AND CRAFTSMay 2023 - January 2024 (8 months)Paris, FranceSilva Paris is a Parisian high-end craftsmanship house specializing in custom tapestry and textile decoration for hotels, private residences, and exceptional projects. I supported the team as a UX/UI designer to modernize the brand's digital presence and create an online experience aligned with its level of expertise.Main missions🎯 Showcasing expertise through UX/UI
- Redesign of key customer journeys (showcasing achievements, services, contact points) for architects and interior designers.
- Clarification of the offering and navigation to facilitate access to references, collections, and custom services.
- Objective: convey online the level of detail, precision, and service characteristic of the Maison.
🧩 Structuring the interface and design system- Creation of a design system base adapted to the brand's luxury universe: grid, styles, palette, UI components, and layout patterns for collections, fabrics, and references.
- Creation of Figma mockups ready for integration, adaptable to new pages.
⚡ Candidate experience & recruitment page- Design of a dedicated recruitment page to showcase the workshop, professions, and work environment, with a tone and layout consistent with the brand's high-end image.
- Clarification of the candidate journey (job presentation, application process, contacts) to facilitate applications while highlighting craftsmanship and internal expertise.
Skills mobilizedUX design · UI design · Design system · Information architecture · Figma mockups · User journeys focused on qualified leads · Collaboration with non-digital professions (craftsmanship, interior design)EnvironmentLuxury · French craftsmanship · B2B (architects, interior designers, high-end hospitality) · Showcase website / portfolio of achievements · Collaboration with business teams and digital partners - Axian GroupWeb Graphic DesignerTELECOMMUNICATIONSNovember 2018 - March 2023 (4 years and 5 months)MadagascarAxian Group is one of the largest pan-African groups in Madagascar (telecom, energy, infrastructure, financial services, real estate). I led the complete redesign of the group's brand identity and its entities (Axian University, Axian Foundation), ensuring visual consistency and strategic alignment at the corporate level.Main achievements🎨 Corporate Art Direction & Brand Identity
- Complete development of the brand identity for the Axian group and its entities (corporate university, foundation)
- Creation of the art direction ensuring visual consistency across all subsidiaries
- Development of brand awareness through consistent design and storytelling on digital and print media
- International recognition: 2 awards at the Creatives 974 Awards
🌐 Corporate Website Redesign- Complete redesign of the company website to reflect the new brand vision
- Transformation into a modern, attractive, and accessible platform
- Impact: reinforced brand image, optimized user experience
📐 Design System & Graphic Charter- Creation of a comprehensive graphic charter used by internal teams and external partners
- Ensuring visual integrity across all media and subsidiaries
- Standardization and scalability ensured
📢 High-impact institutional campaigns- Contribution to major institutional campaigns
- Strengthening Axian's identity as a forward-thinking and responsible brand
- Corporate and CSR communication
Skills mobilizedArt Direction · Corporate Branding · Visual Identity · Graphic Charter · Web Design · Storytelling · Multi-support Design · Multi-entity Consistency · Institutional CampaignsEnvironmentLarge pan-African group · Multi-subsidiary · Corporate · B2B/B2C · International
Reviews
Steven
gbalou steven
Reviewed on 3/11/2021
Second experience, still very satisfied, the result is great and the price very reasonable, thank you again for this quality work and the speed of execution.
Steven
gbalou steven
Reviewed on 3/10/2021
I am very satisfied with the work done, meticulous, quality work, I highly recommend it, very fast in the requested tasks and shows initiative and creativity, an artist 2.0, we communicated throughout the mission without any issues, he is attentive.
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Education
- BTSHigher education school in multimedia in Antananarivo2014BTS en Multimédia