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Full-Stack Engineer

Build the interface that powers music marketing.

2–5 years experienceRemote-first · Budapest

About Brainchild

At Brainchild, we are building the operational, data-driven layer for marketing. Our flagship AI product, Logos, bridges the gap between raw data and live advertising campaigns, with complete automation.

We are currently making waves in the music and entertainment industry, empowering powerhouse management teams and legendary bands like Electric Callboy and Lamb of God to scale their global reach using data. If you want to build the sleek user interfaces and powerful APIs that music managers use to pilot automated campaigns, you're in the right place.

The Role

As a Full-Stack Engineer, you will own the end-to-end user journey of our product, Logos. You will spend your time building intuitive, data-rich user interfaces and connecting them seamlessly to our backend through robust, high-performance APIs. You'll dive deep into our full-stack Swift architecture to ensure a fast, unified, and delightful product experience.

Key Responsibilities

  • UI/UX Development: Build, polish, and maintain highly responsive user interfaces that turn complex data analytics into clear, actionable marketing insights.
  • Full-Stack Swift Architecture: Develop and optimize both client-side and server-side components using our unified Swift stack.
  • API Development & Integration: Design and implement clean, scalable, API-first architectures to bridge our front-end interfaces with our heavy-lifting data layer.
  • End-to-End Integration: Connect disparate backend services, AI models, and databases into cohesive, real-time user workflows.
  • Performance & Quality: Write clean, maintainable code, complete with automated unit and integration tests to ensure a rock-solid user experience.

What We Are Looking For

You are a product-minded engineer who cares just as much about pixel-perfect UI execution as you do about clean API design. You love bringing complex data to life in simple, elegant ways.

Required Skills & Qualifications

  • Experience: 2–5 years of experience in full-time roles.
  • Swift Ecosystem: Strong experience with Swift development, ideally with exposure to full-stack Swift architectures (e.g., server-side frameworks like Vapor paired with modern front-end concepts).
  • API Craftsmanship: Deep understanding of RESTful or GraphQL API design, state management, and asynchronous programming.
  • Integration Mindset: Proven track record of connecting front-end applications to complex cloud backends and data pipelines (AWS, Databricks).
  • UI/UX Eye: Experience building responsive layout systems and a strong intuition for clean, intuitive user workflows.
  • Collaboration: Excellent communication skills to collaborate closely with our Senior Data Engineer, DevOps, and Customer Success teams.

What We Offer

  • High Impact: Your code is the exact interface our customers—and their legendary artists—interact with every single day.
  • Cutting-Edge Tech Stack: Work with a highly modern tech ecosystem featuring full-stack Swift, serverless AWS, and top-tier data infrastructure.
  • Industry Insights: Get a front-row seat to how the modern music and digital advertising industries operate.
  • Flexibility: A central city-center office, paired with a mature remote-first work culture and flexible hours.
  • Compensation: Competitive pay tailored to your experience level.

Ready to build the interface that powers the future of music marketing?

Apply today with your resume and a brief note on a product interface you love, or the most memorable live show you've ever seen!

Apply Now