Code and Waves

Launching Software Apps
for Businesses and
Entrepreneurs

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About Me

Hi there! I'm João, a Software Engineer with 8+ years of experience helping businesses solve real problems through technology. Based in Haarlem, Netherlands, I specialize in Ruby on Rails, JavaScript, React, and AWS.

I thrive working with visionary entrepreneurs and forward-thinking teams who aren't afraid to challenge the status quo. Whether you're building something that solves real problems or pushing boundaries in your industry, I bring the technical expertise and collaborative mindset to turn ambitious ideas into reality.

🤝 Cross-functional collaboration • ☕ Coffee enthusiast • 🧠 Strategic thinker • 🎯 Product-focused

Joao Silva

Portfolio

Over 8 years of experience building scalable software solutions across various industries. Here are some of my key projects and achievements.

8+
Years Experience
5+
Industries
8+
Clients Served
Old Mates Advice

Old Mates Advice

Technical Co-Founder building a SaaS platform from the ground up. Our goal is to help businesses in Australia deliver video consultations and unlock valuable insights for house inspections, electrification, and more.

Ruby on RailsSaaSB2BTechnical Co-Founder
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IbiCasa

Ibicasa

Migrated PHP application to Ruby on Rails for Ibiza-based real estate client, moved infrastructure to AWS, and built integrations with external services like Idealista. Delivered complete website redesign for improved performance.

PHP to Rails MigrationAWS InfrastructureAPI IntegrationsPerformance Optimization
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RegLab

RegLab

Building Anti-Money Laundering (AML) compliance software for professional services across multiple European countries. Developing features to ensure clients meet local regulatory requirements in Netherlands and other European countries.

Ruby on RailsB2BMulti-Country OperationsRegTech
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Granino

Granino

Building a platform to discover specialty coffee shops and roasters based on personal taste for finding quality coffee beans. Collaborating with UX/UI designer, completed user testing with real users, now in development.

Side ProjectNext.jsReactSupabaseUser Testing
Coming Soon ☕
Tablevibe

Tablevibe

Integrated multiple food delivery partners (Foodpanda, Uber Eats, Grab) across Singapore, Philippines and Australia, serving 1000+ daily orders. Built coupon system for restaurant marketing campaigns with usage tracking.

API intergrationsRuby on RailsRemoteAPAC Region
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SuperYacht Times

SuperYacht Times

Solo engineer leading software development. Implemented full website redesign with UX/UI team and built custom architecture to integrate Unity 3D worlds into the web platform.

Ruby on RailsUnity 3D IntegrationLead EngineerUX/UI Collaboration
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StahFriend

StashFriend

Built peer-to-peer storage platform from scratch for the Netherlands market, allowing people to rent unused space in their homes for storage. Led full-stack development and supported business decisions over 3+ years.

Ruby on RailsFull-Stack DevelopmentP2P PlatformEntrepreneurship
No longer active

Industries Served

Media & PublishingReal EstateFood & BeverageFashionAdvertisingYacht IndustryHome RenovationProfessional ServicesLegalTech

Get in Touch

Whether you need help bringing a software idea to life or require technical expertise for an existing project, let’s chat and see how I can help, no matter your industry or location.