Projects
Problem, decision, outcome.
Every project starts with the business problem and the concrete outcome, clear for hiring managers. Deep technical architecture follows for engineering review.
DaviDev: Portfolio as a Software Product
Next.js 15FastifyPostgreSQLDrizzleHexagonal
In production2026
DaviDev: Portfolio as a Software Product
ProblemStatic resume PDFs fail to demonstrate code maturity, architectural quality, and true software engineering rigor.
ResultEngineered as a production software product: hexagonal architecture in a pnpm monorepo, editorial blog with ISR, protected CMS, and public PRD.
My roleSole engineer responsible for specification, architecture, and implementation.
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SaltWeb: Youth Community Web Platform
ReactTypeScriptTailwind CSSVite
Completed2024
SaltWeb: Youth Community Web Platform
ProblemThe youth ministry of PIB Lagoa Santa needed a centralized digital platform for event management, youth engagement, and contemporary visual identity.
ResultFast, responsive, and modern web platform delivered, streamlining event announcements, member integration, and youth communications.
My roleFrontend Developer and UI Designer.
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FIT.IA: AI Powered Workout & Nutrition Assistant
Node.jsExpressReactGenerative AITailwind CSS
Completed2024
FIT.IA: AI Powered Workout & Nutrition Assistant
ProblemFitness enthusiasts often struggle to create and adapt workout and nutritional plans tailored to their specific fitness goals in an accessible manner.
ResultComplete application delivering automated, personalized workout routines and nutritional guidance based on individual profiles and goals.
My roleFull Stack Developer (Node.js/Express backend API and React frontend interface).
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SalesWebMvc: Sales & Department Management
C# / .NETASP.NET Core MVCEntity Framework CoreMySQL
Completed2023
SalesWebMvc: Sales & Department Management
ProblemOrganizations require centralized tracking of sales records, seller associations, and departmental groupings with date filtered analytical reporting.
ResultCorporate MVC application featuring complete CRUD operations, relational integrity exception handling, and grouped analytical reporting.
My roleBackend / C# Developer.
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Product Catalog RESTful API
Node.jsExpressMongoDBMongoose
Completed2023
Product Catalog RESTful API
ProblemNeed for a flexible catalog service to manage product inventory with dynamic attributes and high read performance.
ResultEfficient RESTful API providing full CRUD endpoints, attribute based filtering, input validation, and document persistence.
My roleBackend Developer.
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