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Zurich based technical designer and developer working globally across performance, sports, and fashion. Designing functional apparel and accessories with a strong focus on clarity, material intelligence, and real-world performance. My work moves between creative direction and technical execution, shaping products that feel intentional in both purpose and aesthetic. As an active cyclist and climber, I stay closely connected to the environments I design for. Collaborating with brands, athletes, and suppliers to create products where function, detail, and form work as one.…Zurich based technical designer and developer working globally across performance, sports, and fashion. Designing functional apparel and accessories with a strong focus on clarity, material intelligence, and real-world performance. My work moves between creative direction and technical execution, shaping products that feel intentional in both purpose and aesthetic. As an active cyclist and climber, I stay closely connected to the environments I design for. Collaborating with brands, athletes, and suppliers to create products where function, detail, and form work as one.

Christoph Cong Fässler

Product Designer, Designer, Brand Designer, +2

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Zurich based technical designer and developer working globally across performance, sports, and fashion. Designing functional apparel and accessories with a strong focus on clarity, material intelligence, and real-world performance. My work moves between creative direction and technical execution, shaping products that feel intentional in both purpose and aesthetic. As an active cyclist and climber, I stay closely connected to the environments I design for. Collaborating with brands, athletes, and suppliers to create products where function, detail, and form work as one.…Zurich based technical designer and developer working globally across performance, sports, and fashion. Designing functional apparel and accessories with a strong focus on clarity, material intelligence, and real-world performance. My work moves between creative direction and technical execution, shaping products that feel intentional in both purpose and aesthetic. As an active cyclist and climber, I stay closely connected to the environments I design for. Collaborating with brands, athletes, and suppliers to create products where function, detail, and form work as one.

Available to hire

Zurich based technical designer and developer working globally across performance, sports, and fashion. Designing functional apparel and accessories with a strong focus on clarity, material intelligence, and real-world performance. My work moves between creative direction and technical execution, shaping products that feel intentional in both purpose and aesthetic.
As an active cyclist and climber, I stay closely connected to the environments I design for. Collaborating with brands, athletes, and suppliers to create products where function, detail, and form work as one.

Skills

3D Design

Fashion Design

Logo

Editorial Illustration

Book Illustration

Experience Level

3D Design

Expert

Fashion Design

Expert

Logo

Intermediate

Editorial Illustration

Intermediate

Book Illustration

Intermediate

Language

German

Fluent

English

Advanced

Chinese

Beginner

Work Experience

Product Designer & Developer - Lead Cycling at X-Bionic

March 1, 2024 - May 31, 2026

Lead Designer & Developer, Cycling; owned category direction from concept to commercialization; co-drive product strategy and seasonal planning with senior leadership; established scalable design and development processes, workflows, and documentation standards. Led end-to-end product creation across apparel and accessories (SS25–FW27), including cut-and-sew, seamless knit, hybrid constructions, SMUs, and special projects. Oversaw full development lifecycle: concept, material sourcing, 3D patterning (CLO3D), tech packs, fittings, testing, and production approvals through bulk release. Drove athlete and supplier collaboration, translating performance insights into product solutions; led key initiatives such as the Corefusion Artist Series. Owned pattern, fit, and grading standards; collaborated cross-functionally with R&D, Supply Chain, and Quality to ensure execution, cost efficiency, and product excellence.

Consulting Designer & Developer at Anﬁon

June 1, 2025 - Present

Supported the brand's first product launch from concept to commercialization, ensuring alignment between creative direction and production execution. Co-developed product strategy and foundational structures, including tech packs, sizing systems, and development workflows. Led end-to-end product development from research and concept creation to technical execution and bulk production. Coordinated closely with suppliers, managing communication, development timelines, and production processes. Streamlined development processes for subsequent drops; supported supplier onboarding and team knowledge transfer through ongoing mentoring.

Design Assistant & Pattern Maker at HLVTC

July 1, 2023 - September 30, 2023

Designed and developed experimental pieces from concept to prototype, including a Dyneema sling bag and ergonomic cargo pant. Executed pattern development, in-house sampling, and small-scale production using premium performance materials.

Design Assistant (Internship) at Iso.Poetism by Tobias Birk Nielson

October 1, 2021 - April 30, 2022

Design Assistant- Supported end-to-end development of FW22 & SS23 collections, contributing to concept creation, market research, and overall creative direction. Developed sketches, moodboards, and technical drawings; assisted product development in close collaboration with design and production teams. Contributed to fabric, print, and material development, bridging creative concepts with production requirements. Supported showroom and runway design, ensuring cohesive presentation of seasonal narratives. Led early-stage development of a future collaboration and the brand’s first sustainable project, connecting research, concept, and product execution.

Design Assistant at Maison Blanche GmbH

March 1, 2023 - April 30, 2023

Design Assistant - Supported footwear design and development, working closely with Yannik Zamboni across concept, pattern creation, and prototyping. Contributed to the creation of signature shoe silhouettes, shaping the brand’s deconstructed and reconstructed design language. Assisted in translating creative direction into wearable products, from initial sketches to in-house prototypes.

Design Assistant (Internship) at Maison Blanche GmbH

November 1, 2020 - December 31, 2020

Design Assistant Intern - Supported a full-cycle project for Textilrevue, contributing from research and print development through to production alongside Yannik Zamboni.