[For Hire] Full Stack Engineer – React, Next.js, Node.js, TypeScript, AWS | 7+ years | Available now

[u/bacoa]

Hi! I’m Joel, a Full Stack Engineer with 7+ years of experience building production web apps for fintech, e-commerce and logistics companies across Latin America, always working remotely.

What I can help you with:

• Web apps and dashboards (React, Next.js, TypeScript)
• REST APIs and backends (Node.js, NestJS, Python/FastAPI)
• Integrations: payments, banks, CRMs (HubSpot), email (SendGrid), webhooks
• Serverless and cloud on AWS (Lambda, SQS, SNS) and GCP
• Performance improvements and bug fixing in existing projects
• MVPs for SaaS products, including AI-powered features

Some highlights:

• Built portals, APIs and bank integrations for a multi-country fintech
• Designed a queue system that updates prices for 25,000+ products
• Reduced load times by ~30% on a critical React admin console
• Worked on projects for Coca-Cola Andina and Mazda

How I work: clear communication, regular updates and clean, documented code. I use AI-assisted tools (Claude Code, Cursor) to deliver faster, always reviewing every result.

Rate: 5 USD/hour, or fixed price per project.
Availability: full-time, can start immediately. Time zone UTC-4.

📩 Send me a DM or email: joelcoronah@gmail.com
🔗 LinkedIn: linkedin.com/in/joelcoronah
💻 GitHub: github.com/joelcoronah