This role has closed. GlassFlow has taken the posting down.
hirly last saw it live on 4 September 2026. See similar open roles below, or browse all UX Designer jobs in Berlin.
GlassFlow
Senior Product / UX Designer
Berlin
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hirly's read of this role
- Role family
- Design
- Seniority
- Senior
- Country
- DE
- Work mode
- On-site / unstated
- First seen by hirly
- 4 Sept 2026
Derived automatically from the posting.
the posting
About GlassFlow:
GlassFlow is the data infrastructure for AI agents in production. It has two products: GlassFlow Tares, which feeds agents correlated data from every system they touch, and GlassFlow Rius, which traces and debugs what agents do once they're running.
We’re a Berlin startup with a Silicon Valley mentality, backed with $5.9m from Upfront Ventures, the CEO of GitHub, the ex-CTO of Aiven, and more world-class investors.
The founders are serial entrepreneurs with more +10y of experience in building and selling data products.
Tasks
Your Role
As the first design hire, you'll get to lay the design foundations of GlassFlow. As a product/UX designer you will be bringing the voice of the user to life in product and design by conducting user research, interviews and surveys, and translating them into sitemaps, user flows, customer journey maps, wireframes, mockups and high-fidelity prototypes. Your design decisions will directly impact the user experience and overall success of GlassFlow.
You will collaborate directly with our CTO and engineering team and work closely with our lead frontend engineer. You will join a small team solving challenging problems in the field of Data engineering and building a product that will be used by developers across the world.
Requirements
Previous experience that could be helpful
4+ years of experience as a product or UX designer, ideally for a dev tool product
Ability to conduct user testing and knowledge of user research methods
Proficiency in Figma, or comparable prototyping tools
Efficient communicator with experience working with cross-functional teams, including software engineers
Worked in fast-growing environments or early-stage startups
Benefits
What you’ll get
Real ownership: competitive equity (everyone at GlassFlow is an owner).
The chance to build something that changes how the world streams data.
The opportunity to build for global tech brands from day one.
A career trajectory that will 10x your skills and network.
Benefits:
Competitive salary with Stock Option Grant
Ticket for public transportation in Berlin
Company credit card with a monthly allowance
Newest tech of your choosing
Annual Learning budget for personal development
Generous WFH policy and a budget for home office setup
GlassFlow is an equal opportunity employer that values diversity in the workplace. We encourage applications from all qualified individuals, including those with diverse backgrounds and disabilities.
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