ikser.dev

Ikser Marquez | Full Stack Engineer

More than 4 years of experience

I develop intuitive, scalable solutions from design through implementation—software that makes daily operations easier to run and automation more dependable, grounded in consistent best practices.

Portfolio

Selected projects

Human resources system

Modular HR: task tracking, payroll automation, personnel, and accounting handoff. Multi-company billing ties logged activities to project labor charges. Administrative processing time cut by ~90%.

HR · Payroll · Accounting
Open application

POS for small businesses

Point-of-sale for small businesses: multitenant and multi-branch support, inventory, taxes, sales generation, and reporting—without enterprise-suite complexity.

Retail · SMB
Open application

Fleet Management

Manually logged operations (no automated route capture yet): vehicle usage control, fuel consumption, performance metrics, and integration with a maintenance app.

Fleet · Fuel · Maintenance
Open application

Industrial IoT & Energy

Real-time sensor monitoring and electrical equipment automation for the power production industry.

Hardware Integration

AI Inventory Agent

RAG-based WhatsApp chatbot for natural language inventory queries.

Applied AI

Meteorological Automation

Automated reporting systems for power grid stability based on weather station data.

Data Processing

Technologies

Stack & tooling

Frontend

  • React / Next.js
  • Angular
  • Tailwind CSS
  • TypeScript

Backend

  • Node.js
  • .NET (C#)
  • REST / GraphQL
  • Microservices

Databases

  • PostgreSQL
  • SQL Server
  • Redis
  • MongoDB

Cloud & Ops

  • AWS
  • Vercel
  • Docker
  • CI/CD pipelines