Senior Full-Stack Engineer

About the Role

We're a fast-growing, Munich-based AI-powered B2B SaaS company (founded 2022, ~25 people) building privacy-first productivity tools for sales teams. Our product spans a web app, desktop client, iOS app, and backend services — all centered around real-time, low-latency data processing and seamless CRM integrations. As a Senior Full-Stack Engineer , you'll take technical ownership of a major platform surface, work directly with the CTO and founding engineers to shape product and infrastructure strategy, and help define how we build and ship software at scale. This is a high-impact, high-autonomy role at the heart of our engineering team.

The role

is hybrid and based in Munich, Germany . Visa sponsorship is not available.

What You'll Do

Own a platform — web, desktop, iOS, or backend — and deliver real-time, low-latency features end-to-end. Architect scalable services and define cross-stack best practices that balance performance, reliability, and product velocity. Collaborate closely with the CTO and founding engineers to shape product direction and infrastructure strategy. Mentor junior engineers, lead code reviews, and foster a high-performing, learning-oriented engineering culture. Build and maintain a robust delivery pipeline, including CI/CD, test automation, and deployment strategies. Document architectural decisions and communicate clearly across engineering, product, and infrastructure teams. What We're Looking For Required: Expertise in TypeScript, React, and Node.js with a strong modern full-stack development background. Familiarity with Swift or C++ (at least one is required). Strongly valued: Experience building and operating real-time, low-latency features and performance optimizations. Exposure to audio, voice, or AI technologies . Experience with privacy-focused architectures or real-time data pipelines. Strong track record with CI/CD pipelines, test automation, and delivery infrastructure . Experience designing and operating scalable distributed systems / microservices across web, desktop, and mobile. Familiarity with cross-platform development (web, iOS, desktop). Proven ability to lead technical decisions , perform code reviews, and shape architectural direction. Previous experience as a technical lead or CTO at a startup . Mentoring and coaching junior engineers with a track record of building high-performing teams. Contributions to open-source projects or personal side projects you're proud of. University degree in Computer Science, Mathematics, or an adjacent technical field. Strong CS fundamentals. Location & Work Arrangement Hybrid role based in Munich, Germany . Visa sponsorship is not available — candidates must have the right to work in Germany.

Compensation

& Benefits Compensation is competitive and commensurate with experience. Specific details will be discussed during the interview process. You'll be joining a small, high-calibre team at an early stage with meaningful equity participation and direct influence over technical direction. Find Jobs in Germany on Arbeitnow