Esteban Fernandez
Frontend Developer Portfolio
Building innovative React, Node.js, and React Native solutions for logistics and fleet operations. View my portfolio featuring StarFleet ERP, FRT Report Tool, Breakdown Tracker, and Driver Companion App projects with 1+ years of experience in software development.
👨💼 Professional Summary
Esteban Fernandez is a Frontend Developer from Santo Domingo, Dominican Republic, with over 7 years of experience in customer service, over 7 years of experience in management and over 1+ year in software development. This portfolio showcases expertise in React, Node.js, React Native, and Firebase, specializing in fleet management solutions including StarFleet ERP System, FRT Report Tool, Breakdown Tracker, and StarFleet Driver Companion App.
Customer-focused professional with proven ability to manage high volumes of inquiries, streamline processes, and enhance customer satisfaction through innovative software solutions and over 1 year of experience in logistics and fleet management. Proven ability to manage high volumes of inquiries, streamline processes, and enhance customer satisfaction.
Strong problem-solving skills, exceptional communication abilities, and a commitment to delivering top-notch service. Now specializing in developing innovative software solutions for fleet management and logistics operations.
💻 Technical Skills & Expertise
Frontend Development
- HTML5, CSS3, JavaScript (ES6+)
- React.js & React Native
- Responsive Design & Mobile-First
- UI/UX Implementation
- Chart.js & Data Visualization
Backend Development
- Node.js & Express.js
- RESTful API Design
- Firebase & Firestore
- Real-time Data Sync
- Authentication & Security
Mobile Development
- React Native (iOS & Android)
- Expo Framework
- Native Module Integration
- Push Notifications (FCM)
- Offline-First Architecture
Database & Cloud
- Firebase Firestore (NoSQL)
- Real-time Database
- Cloud Storage
- Data Modeling & Optimization
- Cloud Functions
🚀 Key Features Implemented
- JWT Token Authentication
- Role-Based Access Control
- Secure Password Hashing
- Session Management
- CRUD Operations
- Real-time Data Synchronization
- Advanced Filtering & Search
- Data Export (CSV, PDF)
- GPS Location Tracking
- Camera Integration
- Push Notifications
- Offline Mode Support
- Real-time Chat System
- Socket.IO Integration
- Message History
- Typing Indicators
- Interactive Charts & Graphs
- Custom Report Generation
- Dashboard Analytics
- Performance Metrics
- File Upload & Management
- Image Compression
- Error Handling & Logging
- Responsive Design
💼 Work Experience
Fleet Manager - ASAP Trans Corp
- Managed customer inquiries and operational challenges, ensuring timely support for commercial semi-truck drivers
- Developed streamlined communication processes to enhance collaboration with dispatch teams and improve response times
- Identified operational bottlenecks and proposed systematic solutions, contributing to improved efficiency and customer satisfaction
- Maintain the vehicles in the best condition possible, as to maintain non-stop operation.
- Manage Pre Trip Inspection pictures, request and analyze pictures sent by the drivers, and coordinate with dispatch the repair or maintenance to minimize downtime in any possible way.
Fleet Manager - Star Transportation
- Managed customer inquiries and operational challenges, ensuring timely support for commercial semi-truck drivers
- Developed streamlined communication processes to enhance collaboration with dispatch teams and improve response times
- Identified operational bottlenecks and proposed systematic solutions, contributing to improved efficiency and customer satisfaction
Tech Support Agent, Laundry Division
- Provided technical support for Samsung's Laundry division, addressing customer inquiries and troubleshooting issues effectively
- Enhanced customer satisfaction through clear communication and prompt resolution of concerns
Appointment Setter
- Conducted outreach to elderly members to schedule appointments for health services, ensuring timely and efficient communication
- Managed appointment calendars and coordinated with healthcare providers to optimize scheduling and minimize wait times
- Provided information to members regarding services and answered questions, enhancing their understanding and comfort
- Collaborated with team members to identify areas for improvement in appointment-setting processes
General Manager (Business Owner)
- Managed an in-line water heater manufacturing company, overseeing production, inventory management, and customer service operations
- Developed and implemented sales strategies, leading to increased market share and profitability
- Managed the preparation of monthly tax reports, ensuring compliance with local regulations and timely submissions
- Monitored daily financial movements, maintaining accurate records of transactions and account balances
- Oversaw the payment process for employees, ensuring timely and accurate disbursement of salaries
- Collaborated with the finance team to streamline accounting processes and improve reporting accuracy
Accounting Department
- Managed the preparation of monthly tax reports, ensuring compliance with local regulations and timely submissions
- Monitored daily financial movements, maintaining accurate records of transactions and account balances
- Oversaw the payment process for employees, ensuring timely and accurate disbursement of salaries
- Collaborated with the finance team to streamline accounting processes and improve reporting accuracy
Customer Service Agent
- Assisted customers with billing inquiries and provided support for service-related questions, ensuring high customer satisfaction
- Upsold company services by identifying customer needs and recommending appropriate solutions, contributing to increased sales
- Maintained accurate records of customer interactions and transactions, ensuring efficient follow-up and resolution of issues
White Pages Indexer
- Indexed and organized data for the White Pages directory, ensuring accuracy and completeness of information
- Collaborated with team members to maintain high data quality standards and efficiency in the indexing process
- Assisted in the verification of entries to ensure the reliability of the directory for end-users
🎓 Education
Clinical Psychology - Advanced Studies
Clinical Psychology - Foundation
🌍 Languages
Spanish
FluentEnglish
Fluent🏆 Certifications
EF SET English Certificate
Advanced English proficiency certification demonstrating mastery in reading and listening comprehension at the highest CEFR level.
JavaScript Algorithms and Data Structures
Comprehensive certification covering JavaScript fundamentals, ES6, regular expressions, debugging, data structures, algorithm scripting, and object-oriented programming.
⚡ Development Approach
Intuitive interfaces that prioritize user experience and accessibility
Optimized code for fast loading and smooth interactions
Industry best practices for data protection and authentication
Seamless experience across all devices and screen sizes
Live data synchronization for collaborative workflows
Thorough testing and debugging for reliable applications
🎯 Featured Projects
StarFleet ERP System
Comprehensive web-based fleet management platform featuring real-time vehicle & trailer tracking, driver assignments, expense approval workflows, maintenance scheduling, breakdown reporting, and interactive analytics dashboards. Built with React, Node.js, Firebase/Firestore, and Chart.js for complete operational visibility and control.
StarFleet Driver Companion App
React Native mobile companion app for fleet drivers with real-time chat, GPS tracking, breakdown reporting, push notifications, and offline mode. Built with Expo, Socket.IO, Firebase, and FCM for iOS & Android.
FRT Report Tool v1.4.1
Advanced business intelligence and reporting engine with custom report generation, interactive data visualizations, real-time updates, and multi-format exports (CSV, PDF). Features customizable dashboards, performance KPIs, trend analysis, and automated scheduling for comprehensive fleet analytics and decision-making insights.
Breakdown Tracker v3.2
Intelligent vehicle breakdown management system with instant reporting, multi-photo documentation, GPS location capture, severity classification, and real-time status tracking. Includes maintenance scheduling, service history, cost tracking, vendor management, and repair timeline monitoring for minimizing downtime and optimizing fleet availability.
🏆 Project Highlights
🚚 StarFleet ERP System
Complete web-based fleet management solution
- Real-time vehicle & trailer tracking
- Driver management & assignments
- Expense tracking & approval workflow
- Maintenance scheduling & history
- Breakdown reporting system
- Advanced analytics & reporting
- Interactive charts & dashboards
- Firebase/Firestore integration
- Document management & storage
- User authentication & roles
- CSV/PDF export functionality
- Responsive design
📊 FRT Report Tool v1.4.1
Advanced reporting & analytics engine
- Custom report generation
- Interactive data visualization
- Chart.js integration
- Real-time data updates
- Multiple export formats (CSV, PDF)
- Performance metrics & KPIs
- Filtering & search capabilities
- Historical data analysis
- Trend identification
- Customizable dashboards
- Automated report scheduling
- Data aggregation & summaries
🔧 Breakdown Tracker v3.2
Vehicle breakdown management system
- Quick breakdown reporting
- Photo documentation (multiple uploads)
- GPS location capture
- Severity level classification
- Status tracking workflow
- Real-time notifications
- Maintenance scheduling
- Service history tracking
- Cost estimation & tracking
- Vendor management
- Parts inventory integration
- Repair timeline tracking
📱 Driver Companion App
React Native mobile app for iOS & Android
- Cross-platform (iOS & Android)
- Real-time dispatch chat
- Socket.IO integration
- Breakdown reporting with photos
- Camera & image picker
- Expense submission & tracking
- Receipt photo uploads
- Maintenance request system
- GPS location tracking & sharing
- Background location updates
- Push notifications (FCM)
- Offline mode support
- Secure authentication (JWT)
- Profile management
- Activity history