Job
In this role, you will finalize the feature set for launch, implement CI/CD pipelines for Firebase, and closely collaborate with the team to optimize backend architectures using TypeScript and Node.js.
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Job technologies
Your role in the team
- Support through the launch and post-launch phases, including:
- Finalizing the development of the feature set for launch
- Establishing best practices in the team
- Converting the processes from development to operations mode
- Benchmarking IT infrastructure and technical roadmap
- Potential for extended involvement in the future
Our expectations of you
Qualifications
- Your skillset - Backend
- TypeScript (advanced level)
- Firebase/GCP Ecosystem
- Node.js/Express
- REST API Design - Deep understanding of HTTP, status codes, and error handling
- OAuth2 JWT authentication based on a Firebase solution
- Skilled in implementing GitHub-based CI/CD pipelines for Firebase Functions across development, staging, and production environments.
- Nice to have – Backend
- Knowledge of webhook-driven architectures (Stripe, Twilio webhooks)
- CORS configuration and cross-origin security aligned with Google Cloud IAM permissions
- Mailjet or similar email services
- Your skill set – Frontend (supporting role)
- SvelteKit v2
- Svelte 5 with runes ($state, $derived, $effect)
- TypeScript
- Tailwind CSS
- Responsive design
Experience
- You are highly experienced in AI-based software development, preferably with Claude Code.
- Experience with Twilio integration
- Experience with Stripe integration
- Experience with Firebase Admin SDK v12+ (breaking changes from v10)
What we offer
- 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
Topics you will work on
Job locations
About your employer
soonami.io GmbH is a Berlin-based venture builder and accelerator that supports technology-oriented startups, particularly in the fields of artificial intelligence, blockchain, and Web3. The company provides resources, mentoring, and funding to develop and scale innovative business models.
- Startup
- Onsite
- Consulting
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