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edilsonn

Edilson Dengo

@edilsonn

SQL Developer, Database Optimization Specialist

Mozambique
English, Portuguese
About me
Full-Stack & Database Developer with 3+ years of experience in React, Next.js, PostgreSQL/SQL, and Node.js. Specializing in high-performance SaaS applications, multi-tenant database modeling, and modern corporate web platforms. Expert in SQL query optimization, RESTful APIs, and building responsive UIs with Tailwind CSS and TypeScript. From order management systems to enterprise portals deployed on Vercel, I deliver scalable, production-ready web solutions with precision. Let’s collaborate to bring your ideas to life!... Read more

Skills

e
edilsonn
Edilson Dengo
Offline • 
Average response time: 1 hour

See my services

Platform Migrations
I will build automated workflows with make com, google sheets, and apis
From$25 / projectMore details
Scripting
I will write, fix, and optimize sql queries for mysql, postgresql, or sqlite
From$10 / projectMore details

Portfolio

Work experience

Self-Employed

Database & SQL Specialist

Self-Employed • Freelance

Jan 2025 - Present • 1 yr 8 mos

Responsible for designing, debugging, and optimizing relational SQL databases for small business platforms and web applications. Focused on query performance tuning, data migration from unstructured formats (CSV/Excel) to SQL, and schema normalization across MySQL, PostgreSQL, and SQLite.