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Senior Full-Stack Developer

Soonami — Germany · Posted ~16 hours ago

Senior Full-time Hybrid

Skills

TypeScript Node.js Express Firebase Google Cloud Platform AI-based software development full-stack development Claude Code

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Summary ✨ AI‑Generated

Join an early-stage technology team as a senior full-stack developer and help take a digital platform from final development through launch and operations. You will apply advanced AI-assisted development techniques, build backend services with TypeScript and Node.js, work with cloud infrastructure, and help establish engineering practices and the technical roadmap.

Highlights

Play a key role in bringing a new digital platform to launch and shaping engineering best practices. The position offers significant ownership, hands-on AI development, and potential for broader technical involvement as the project grows.

Description

LuniNora will operate an innovative online marketplace that monetizes life coaching and counseling in a new way. We are about to launch and are currently working on our technological solutions that make counseling accessible anytime, anywhere. We are creating a world in which everyone can find the right counseling easily, quickly, and fairly. If you love clean code, enjoy developing creative solutions and want to work on meaningful projects, then you've come to the right place. Tasks Support through launch and post launch phase, by: • Finalizing the development of feature set for launch • Establishing best practices in team • Converting the processes from development into operations modus • Benchmarking IT infrastructure and technical roadmap Potential of extended involvement in the future Requirements You are highly experienced in AI based software development – preferably Claude Code. Your skillset - Backend • TypeScript (advanced level) • Firebase/GCP Ecosystem • Node.js/Express • REST API Design - Deep understanding of HTTP, status codes, error handling • OAuth2 JWT Authentication based on Firebase solution • Skilled in implementing GitHub-based CI/CD pipelines for Firebase Functions across development, staging, and production environments. • Experience with o Twilio Integration o Stripe integration Nice to have – Backend • Experience with Firebase Admin SDK v12+ (breaking changes from v10) • Knowledge of webhook-driven architectures (Stripe, Twilio webhooks) • CORS configuration and cross-origin security in alignment with Google Cloud IAM permissions • Mailjet or similar email services Your skillset – Frontend (Supporting role) • SvelteKit v2 • Svelte 5 with runes ($state, $derived, $effect) • TypeScript • Tailwind CSS • Responsive design Benefits • Collaboration in an experienced team that has already built successful platforms • Involvement in all processes of company development • Plenty of scope for creativity and personal responsibility • Flexible working hours and a dynamic, appreciative environment • Access to an inspiring network of exciting personalities