Backend Engineer
GlassFlow
Backend Engineer at GlassFlow is a full time role based in Berlin, State of Berlin, Germany. Listed skills: Software Development. It was published on 3 September 2026 and was open at last check.
| Role | Backend Engineer |
|---|---|
| Company | GlassFlow |
| Location | Berlin, State of Berlin, Germany |
| Employment type | Full Time |
| Skills listed | Software Development |
| Published | 3 September 2026 |
| Status | Open at last check |
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
Why is this role special
We are Backend Engineer at GlassFlow, you’ll be shaping the core technology, culture, and trajectory of the company. The code you write will power AI agents for billions of data events around the world.
You’ll be working in a fast, high-ownership environment where speed matters, curiosity is rewarded, and ambition is the norm.
What you’ll do
- Build and scale high-performance, low-latency systems in Python.
- Take complete ownership of projects from idea to production.
- Ship fast, break things, learn, and ship again.
- Help define the technical culture of GlassFlow.
- Work directly with the founders to solve problems in a way that no one has solved before.
Requirements
What we’re looking for
You are:
- Deep expertise in Python.
- Hungry, competitive, and resilient.
- Someone with impressive achievements that prove you’re a 10x builder.
- A fast learner who thrives in chaos.
- Hands-on, pragmatic, and deeply technical.
- Actively looking for startup culture.
Previous experience that could be helpful:
- Experience with public or private clouds (AWS / GCP / Azure)
- Experience with K8s, Docker, Docker Compose
- Worked in fast-growing environments or early-stage startups
- Openness to using AI tools in coding (e.g., Claude) is considered a plus
- Ability to adapt quickly and make compromises in writing code when necessary
This role is not for you if you:
- Expect long and detailed roadmaps.
- Need a structured process or step-by-step instructions.
- Want the “safe” path.
- Are afraid of chaos.
- Can’t handle pressure.
- Want “perfect” code.
- Are afraid of wearing multiple hats.
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.
Create your free OnJob profile to apply — we'll take you to GlassFlow's application after sign-up. · Posted 3 Sept 2026.
Backend Engineer at GlassFlow — questions answered
What does the Backend Engineer role at GlassFlow pay?
GlassFlow does not publish a salary on this Backend Engineer listing, so OnJob shows no figure for it rather than an estimate. For what this role pays across the market, the OnJob salary guides aggregate the live listings that do disclose pay.
Where is the Backend Engineer role at GlassFlow based?
GlassFlow lists this Backend Engineer role in Berlin, State of Berlin, Germany, advertised as full time work at that location. Larger employers sometimes cover several sites under one city name, so confirm the exact office with GlassFlow before you apply.
What skills does the Backend Engineer role at GlassFlow require?
The Backend Engineer at GlassFlow listing names Software Development. Those are the skills the employer put on the posting itself, so they are the ones worth matching in your profile and covering first in an interview.
Is the Backend Engineer role at GlassFlow still open?
The Backend Engineer posting at GlassFlow was open at OnJob's last check of the employer's careers page, having been published on 3 September 2026. OnJob re-checks source listings on each build and marks a role closed once it disappears, but listings can close without notice, so the employer's own page is the final word.
How do you apply for the Backend Engineer role at GlassFlow?
Apply to the Backend Engineer at GlassFlow role through OnJob with a free profile: OnJob scores your fit against the listing, shows the skills lowering that score, and submits an ATS-ready profile to GlassFlow's own application page. Creating a profile is free and needs no card.
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