Confidential company, Engineering
Senior Product Engineer / Software Architect at VC-backed urban mobility startup
- Location
- Remote (Europe)
- Compensation
- €50k-€100k + Equity
Are you ready to redefine engineering with an AI-first mindset? Join a VC-backed urban mobility startup as a Senior Product Engineer and enjoy a true 4-day work week (Fridays off) while working 100% remotely.
You’ll act as the "Captain" of your own modules, leveraging advanced AI tools to automate the routine so you can focus on high-level architecture and strategic product vision. If you have deep Kotlin expertise and a passion for building high-impact transit solutions, this is your chance to shape the future of urban mobility with a team that values pragmatism and ownership.
What's the next step?
Confidential company are hiring from Jack's network. Talk to Jack for free and get a direct introduction to the team, if a good fit.
Role overview
Lead the architecture of a seamless transit platform while embracing an AI-first development paradigm. You will own modules end-to-end as a “Captain,” utilizing generative AI to accelerate routine tasks while focusing on high-level system design. Build scalable Kotlin backends and modern React frontends within a pragmatic, high-impact engineering culture.
About the company
VC-backed urban mobility tech startup
What you will do
- Act as a “Captain” for your module, owning everything from initial product conception to architecture, implementation, and deployment.
- Build and scale high-performance, event-driven Kotlin backends and Next.js frontends using Google Cloud Platform and Vercel.
- Integrate generative AI tools into the entire development lifecycle to automate testing, prototyping, and routine coding tasks.
Who this is a fit for
- Deep expertise in the JVM ecosystem (Kotlin or Java) and experience with modern web frameworks like React and TypeScript.
- Strong architectural mindset focused on event-driven systems, domain-driven design, and scaling complex, business-critical B2B API integrations.
- Proactive “AI-native” workflow, already leveraging LLMs and coding assistants daily to significantly multiply personal engineering and creative output.
Why this role is remarkable
- True 4-day work week (Fridays off) with full compensation and 100% remote flexibility across European time zones.
- Backed by experienced founders and top-tier investors building sustainable transit infrastructure for hundreds of thousands of users.
- Strategic “AI-First” environment where you use advanced LLMs as a superpower to maximize your architectural and strategic impact.
How Jack & Jill work together

What happens next?
Jack’s an AI agent for job searching and career coaching. He works for you.
Jill is the AI recruiter working for the company. She recruits from Jack’s network.
If your profile’s a match and Confidential company wants to meet, Jill will make the intro. In the meantime, Jack will send you excellent alternatives.