Piotr Bernad
Founder & Technical Lead
From Mobile to AI: 13+ Years of Building
Started as an iOS developer in 2011, shipping 40+ mobile apps. Transitioned to backend specialization, mastering Ruby on Rails and Elixir for systems handling millions of transactions. Now building AI/LLM-powered applications that leverage agentic systems and workflows for product innovation.
Kasia Bernad
Co-founder & Fullstack Expert
About Kasia
Combines technical depth with product strategy expertise. Focused on building products that users actually want to use. Specializes in turning ambiguous requirements into clear technical direction and helping teams ship with confidence.
Founders of:
- Guntracker.pl — Community marketplace for sport shooters with live stock and price tracking. Built sophisticated data scraping pipelines aggregating offers from dozens of retailers, intelligent auto-categorization algorithms, and complex background job orchestration. Proved product-market fit with active user base across Poland.
- Reccur.pl — Platform converting one-time shopping from any retailer into recurring subscriptions. Addressed the subscription economy gap with API integrations and flexible recurring purchase logic.
- Jukie — Spotify-based jukebox system for restaurants, coffee shops, and silent disco parties. Built real-time music queue synchronization and venue management features.
Technical Expertise
Primary Stack: Elixir/Phoenix (6+ years), Next.js/React, Ruby on Rails. Infrastructure: Docker, Kubernetes, CI/CD, Fly.io, Vercel. Specialization: Backend architecture, real-time systems, complex data pipelines, production-ready infrastructure.
Technical Leadership
Spent 13 years at Appunite shipping 30+ products for clients like Fishbrain (13M users), Finley (fintech), and Tahmeel (logistics). Led cross-functional teams building simultaneously across multiple platforms. Served as Service Delivery lead in a 140+ person software company, managing complex client relationships and project execution. Brings technology as a strategic tool—architecture decisions drive product outcomes. Significant experience in Growth and GTM, translating technical capabilities into business opportunities.
Technical Expertise
Primary Stack: React, Next.js, TypeScript, Ruby on Rails, Elixir, Node.js. Infrastructure: PostgreSQL, AWS, GraphQL, REST APIs. Specialization: Full-stack web development, building complete products from database to UI. Experienced with testing frameworks, real-time systems, and scalable architectures across multiple technology stacks.
Product Builder
Built and shipped multiple full-stack products at Blueprint Learning, Fishbrain, Netguru, and Nukomeet. Comfortable moving across frontend and backend, making pragmatic technical decisions that serve product goals. Experience mentoring developers and introducing best practices. Brings the perspective of someone who has built products from early stages through scaling.
Why this matters
Built Large Products
We've shipped MVPs to Series C+ exits. We know what technical decisions matter at scale, and how to avoid debt that haunts you.
Founder Mindset
We've been where you are. You're moving fast with limited resources. We bring product thinking, not just code delivery.
Direct Access
No account managers, no junior developers. You work directly with Piotr and Kasia. No middlemen, no delays.
24-Hour Reply
We prioritize founder inquiries. Expect a response within one business day, guaranteed. No slow email loops.
Ready to work together?
Let's talk about your product, your challenges, and how we can help.
Get in touch