Projects & Case Studies
Real-world software I've helped design, build, and launch—from MVPs to full production systems.
Echios
AI-powered coaching platform for corporate executives preparing for earnings calls. As Principal Software Engineer, led the product from PoC to MVP: real-time audio pipeline, LLM-driven coaching, and cross-platform desktop builds.
Python · AWS Bedrock (Claude) · AWS Transcribe · Deepgram · PyTorch · scikit-learn · OpenSearch Serverless · DynamoDB · Lambda · S3 · CloudFormation/SAM
Monthlee
Multi-tenant subscription platform for local shops. Shops get their own branded storefront and subscription checkout; customers manage deliveries and billing from a personal cabinet. Built with Next.js 15, NestJS, PostgreSQL, Clerk, and Stripe.
Next.js 15 · React 19 · TypeScript · NestJS · PostgreSQL · Prisma · Clerk · Stripe · BullMQ · Google Cloud Run · Nx Monorepo
Clariox
AI-powered speech coaching platform helping professionals improve communication through real-time meeting simulations, pronunciation assessment, and personalized feedback. Built with React/TypeScript and FastAPI/Python, integrating OpenAI, Azure Speech Services, Deepgram, and Stripe.
React 18 · TypeScript · FastAPI · Python · OpenAI GPT-4 · Azure Speech Services · Deepgram · PostgreSQL (Neon) · Cloudflare R2 · Stripe · Google Cloud Run
DiscoverPortugalToday
A content-driven travel platform covering Portugal's regions, guides, and reviews. Led the project end-to-end as CTO and core architect, from PoC through MVP to production. Built with Astro, Tailwind CSS, Decap CMS, and deployed on Netlify.
Astro 5 · TypeScript · Tailwind CSS · Decap CMS · Netlify · PostCSS · Zod
Small-Aviation
General aviation portal and marketplace. Built a platform where users can browse, buy, and sell airplanes and aviation parts. Includes blog content and real-time search.
JavaScript · CSS3 · React · Redux · Node · Express
Doxy.me
Telemedicine platform. As a Practice Lead and later Lead Engineer, I led the migration from AngularJS to React, built PoCs and MVPs, and defined the frontend development strategy. Mentored developers, contributed to hiring, and drove long-term architecture decisions.
TypeScript · React · Next.js · Node · NestJS
Yola.com
As a Frontend Engineer, I contributed to Yola's drag-and-drop website builder. Responsibilities included frontend architecture, mentoring new hires, leading complex UI development, and conducting technical interviews.
JavaScript · React · Redux · Unit Testing · ES6
Dating B2B Platform
Built a white-label dating platform allowing clients to launch custom dating sites with their own branding, domain, and configuration. Included backend admin features and modular frontend system.
JavaScript · Less · React · Redux · PHP · MySQL · Laravel
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