At ai|coustics, we’re building the quality layer for Voice AI. Our AI-powered speech technology turns any audio - live or recorded - into studio-quality output. Since our launch, we’ve built a community of over 800,000 users, have processed more than 2 million audio files and signed contracts with leading audio brands like Elgato, Radio France International or Deutsche Welle. We recently closed our 5M Seed round with leading investors like Partech and Connect Ventures alongside Inovia Capital, FOV Ventures, Intuition and Arc Investors.
We’re at a pivotal moment of growth and product innovation - and we’re looking for ambitious builders to join us on this journey. If you’re excited about defining a new category in Voice AI and shaping the future of audio, we’d love to meet you.
We’re an in-person team of audio and technology enthusiasts based out of Berlin. We love being in the office, hanging out together and learning from each other everyday.
We ship fast. All of our work is novel and cutting edge, and execution speed is paramount. Our culture thrives on ownership and open collaboration - where the best ideas win, no matter where they come from. We support each other. We have an open and inclusive culture that’s focused on giving everyone the resources they need to succeed.
The ideal start date for this position is October 1, 2025.
Tasks
Design & Implement APIs: Architect, build, and maintain RESTful and event-driven microservices using FastAPI.
Database Management: Optimize and maintain PostgreSQL schemas, queries, and migrations for high throughput and reliability.
Cloud Infrastructure: Deploy, monitor, and scale services on AWS (EKS, RDS, S3) following best practices.
Containerization & Orchestration: Build and orchestrate Docker containers with Kubernetes (EKS) to ensure seamless deployments.
CI/CD Pipelines: Implement and maintain continuous integration and delivery workflows using GitHub Actions.
Testing & Quality: Write unit, integration, stress and end-to-end tests to uphold code quality and reliability.Architectural Design: Collaborate on software architecture decisions, especially around microservices, event streaming, and system observability.
Requirements
Startup Experience: 6+ years in a high-velocity startup or product-centric environment, shipping features end-to-end.
Languages & Frameworks: Expert in Python and FastAPI, with a strong grasp of modern API design.
Databases: Proficient with PostgreSQL (indexes, migrations, tuning) and familiarity with at least one NoSQL store.