Available for new opportunities

Hi, I'mExsel Predinal

Software DeveloperData Scientist

I build scalable web applications and real-time data solutions. With 3 years of experience developing RESTful APIs, responsive interfaces, and analytics dashboards.

Exsel Predinal
10+
Projects Completed
3
Years Experience
12+
APIs Developed
25+
Technologies Mastered
About Me

Building Digital Solutions with Data Insights

I'm a software developer who loves to see the stories hidden within data. For the past three years, I've built responsive web applications and powerful APIs, but my true passion lies in using those tools to uncover insights and solve complex problems. I'm always looking for new ways to build systems that don't just work, but also learn.

Development
3+ Years Building

Creating scalable, user-centric applications with modern technologies and best practices.

PythonNode.jsVue.jsGitC++Bootstrap
Data Science & Analytics
Data-Driven Insights & Modeling

Applying data analysis, machine learning, and LLM techniques to optimize systems, forecast trends, and build advanced data-driven solutions.

GrafanaMySQLAnalyticsPerformanceMachine LearningLLM
Client Leadership
Team Coordination

Leading client IT teams to coordinate development efforts and resolve technical issues effectively.

Client CoordinationTechnical GuidanceIssue ResolutionProject Management
Skills

Technical & Data Skills

A comprehensive overview of my technical and data skills across web development and system monitoring.

Python

Proficiency90%

Vue.js

Proficiency85%

Node.js

Proficiency80%

Bootstrap

Proficiency85%

MySQL

Proficiency75%

RESTful APIs

Proficiency60%
Experience

Professional Journey

My career path and key achievements in software development and data science.

Junior Software Developer
Evo Smart Life2022 - 2025
YAMLPythonVue.jsJavaScriptNode.jsMySQLGrafanaBootstrap

Developed scalable web applications and APIs, focusing on real-time data processing and system optimization

Developed comprehensive stock opname website for inventory management

Built end-to-end web application for real-time stock counting and validation

Developed a custom LLM based on the Gemma model for vehicle license plate recognition

Achieved 95% accuracy in operational conditions, significantly improving system performance

Developed scalable RESTful APIs for real-time web-database communication

Built robust backend services handling high-volume data transactions

Built responsive web apps with Vue.js and Bootstrap for monitoring

Developed user-friendly interfaces for data analytics and system monitoring

Streamlined the client's reporting process by transforming a manual Excel workflow into a self-service Grafana dashboard

Achieved a 95%+ reduction in time spent on data analysis, enhancing efficiency and providing real-time insights.

Engineered a resilient data transfer system with a built-in retry mechanism to prevent data loss during internet outages

Enabled seamless data replication to multiple servers, improving system flexibility and redundancy

Designed optimized MySQL databases for time-series traffic data

Created efficient database schemas supporting large-scale data storage and retrieval

Collaborated across teams to deliver new features and improve UX

Worked with product and design teams to implement user-centered solutions

Performed system debugging and performance tuning

Improved application reliability and response times through optimization

Maintained comprehensive documentation and knowledge sharing

Created technical documentation and facilitated team learning

Projects

Featured Projects

A showcase of my recent work and personal projects in web development and data science.

Smart Sales Tracker
An intelligent sales management application that leverages AI to automate data entry from invoices and securely syncs all data to your personal Google account.
ReactGemini APIZustandGoogle Sheets APIGoogle Drive APITailwind CSS
AI Invoice Analysis
Secure Google Integration
Automated Deadline Tracking
Dynamic Financial Dashboard
Responsive & Modern UI
Stock Opname Inventory Management
A comprehensive web application for efficient stock counting and inventory validation, designed to streamline the physical inventory process for businesses.
Vue.jsPythonMySQLBootstrapJavaScript
Real-time Stock Counting
Inventory Validation
Data Synchronization
Dashboard Analytics
Custom LLM for Vehicle License Plate Recognition
A backup license plate recognition system using custom LLM based on the Gemma model to process unreadable plates that the main recognition system fails to identify.
PythonLangChainGemma ModelNumPyPandasMySQL
Fallback Recognition
Image Processing
Real-time Detection
High Accuracy Processing
Custom LLM for Matrix Data Analytics
A specialized application using LangChain library with Gemma LLM model designed for advanced matrix data analysis and pattern recognition using sales data from MySQL database.
PythonLangChainGemma ModelData AnalysisNumPyPandasMySQL
Sales Data Analysis
Matrix Operations
Pattern Recognition
Statistical Modeling
Real-Time Analytics Dashboard
Interactive dashboard for monitoring system performance and traffic analytics with real-time data visualization.
Vue.jsNode.jsGrafanaMySQLBootstrap
Real-time Charts
System Monitoring
Traffic Analytics
Performance Metrics
Resilient Data Transfer System
Local buffering solution with built-in retry mechanism to ensure complete data capture during internet outages. Features seamless data replication to multiple servers for improved system flexibility and redundancy.
PythonMySQLJsonlRequests
Data Buffering
Auto Sync
Outage Handling
Data Integrity
Retry Mechanism
Data Replication
Traffic Monitoring Interface
Responsive web application for monitoring and analyzing network traffic with intuitive user interface.
Vue.jsBootstrapJavaScriptGrafana
Traffic Visualization
Responsive Design
Real-time Updates
Analytics
Database Optimization Suite
Optimized MySQL database design for large-scale time-series traffic data with performance tuning tools.
MySQLPythonPerformance Tools
Database Design
Performance Tuning
Time-Series Optimization
Query Optimization
Solar-Powered Variable Speed Centrifuge
Design and implementation of an energy-efficient centrifugal machine powered entirely by solar energy, featuring a programmable and controllable speed mechanism for flexible use in laboratory or industrial applications.
Solar PowerArduinoEmbedded SystemsDC Motor ControlPWMRenewable EnergyMechanical Engineering
Fully Solar-Powered Operation for Off-Grid Use
Precise Variable Speed Control (using Pulse-Width Modulation - PWM)
Optimized Energy Conversion and Efficiency
Real-Time Speed Monitoring and Display
Compact and Portable Mechanical Design
Microcontroller-Based Automation
Prototype of IoT Flood Warning & Alarm System
A comprehensive Internet of Things (IoT) solution for real-time monitoring of water levels in high-risk areas, featuring automated alarms and remote notification capabilities to enhance public safety.
IoTArduinoPythonFirebaseData VisualizationReal-Time Systems
Real-Time Water Level Sensing
Automated Audible and Visual Alarm Triggers
Remote Data Logging to a Cloud Database (e.g., Firebase)
User-Defined Threshold Configuration
SMS/Email Alerting Functionality
Low-Power Consumption Design for Field Deployment
Contact

Let's Connect

I'm always interested in hearing about new opportunities, collaborations, or just a friendly conversation.

Email

exselpredinal@gmail.com

GitHub

github.com/Exsel1ent

LinkedIn

linkedin.com/in/exsel-predinal

Ready to Collaborate?

Whether you're looking for a developer, have a project in mind, or just want to connect, I'd love to hear from you.

I typically respond within 24 hours