Engineering systems. Building real things.
Robotics • IoT • Automation • Technology & Management
11th-grade student focused on embedded systems, robotics, and IoT development. Building autonomous systems, sensor fusion, and hardware-software integration using Arduino and ESP32. Preparing for Mechanical Engineering studies with emphasis on control systems and embedded design.
Automated timing system with mechanical actuation
Problem: Sound alarms are ineffective for waking. Solution: Built servo-actuated water dump system triggered by DS3231 RTC at scheduled times. Implemented power isolation between controller and servo to prevent resets. Result: Reliable mechanical wake-up system with zero false triggers over 30+ day test period.
Mechanical system with coordinated multi-servo control
Problem: Need precise multi-joint manipulation with coordinated motion. Solution: Designed 3D-printed joint assembly with hard angle limits, implemented calibrated control logic mapping grip states to coordinated servo positions. Result: Claw successfully grips objects 2-8cm diameter with repeatable positioning accuracy within 3mm.
Sensor fusion system for stable autonomous flight
Problem: Maintain stable flight using noisy sensor data. Solution: Implemented IMU-GPS fusion algorithm with noise filtering, developed control logic mapping sensor state to control surface adjustments with safety constraints. Result: Achieved 45+ seconds of stable autonomous flight with <2° orientation deviation from target heading.
Autonomous navigation with closed-loop control
Problem: Navigate unknown environment while avoiding obstacles. Solution: Implemented decision logic processing HC-SR04 ultrasonic data with noise filtering, developed closed-loop control system adjusting motor speeds based on distance thresholds. Result: Vehicle successfully navigates 10m×10m test area with 95% obstacle avoidance rate, handles surfaces at angles up to 45°.
End-to-end IoT control system with web interface
Problem: Remote control of watercraft without dedicated radio hardware. Solution: Built ESP32-based web server hosting control interface, implemented motor driver control with watchdog timeout for safety. Result: Real-time control with <50ms latency, system handles connection loss gracefully with automatic stop after 2s timeout.
Secure access control system with fail-safe defaults
Problem: Remote door control with security and reliability requirements. Solution: Implemented ESP32-based control system with relay switching, authorization logic, and electrical isolation between controller and lock mechanism. Result: System operates 24/7 with zero controller resets, fail-safe defaults ensure lock opens on power loss, authorization prevents unauthorized access.
Automated Wi-Fi protocol analysis system
Problem: Understand Wi-Fi security protocols and password strength in controlled environment. Solution: Built fully automated system using ESP8266 for management frame generation and Python scripts for packet capture, analysis, and password testing. Result: System successfully analyzes reconnection behavior, tests 1000+ password combinations per hour, identifies weak passwords in test networks.
Numerical physics engine with orbital mechanics
System: Real-time numerical integration of gravitational and orbital forces. Inputs: Entity position, velocity, gravitational constant, distance-dependent force scaling. Processing: Euler integration with velocity updates, boundary constraints, friction damping. Outputs: Updated position and velocity vectors at 60Hz. Constraints: Fixed timestep for stability, boundary clamping prevents numerical overflow, friction coefficient 0.995 per frame.
Distributed sensor network architecture for pipeline monitoring
System: ESP32-based sensor nodes with continuous data acquisition. Inputs: Temperature, pressure, vibration sensors via I2C/analog. Processing: Time-stamped data logging, threshold detection, local buffering. Outputs: Wi-Fi transmission to central node, alert generation on threshold breach. Architecture: Star topology with ESP32 coordinator, battery-powered nodes, sleep-wake cycles for power optimization. Design constraints: 30-day battery life target, 100m communication range, data loss tolerance <1%.
Mathematical modeling of power consumption in embedded systems
System: Optimization model for battery-powered sensor nodes. Variables: Sleep duration, wake frequency, transmission power, sampling rate. Constraints: Minimum data collection rate, maximum latency, battery capacity. Objective: Maximize operational lifetime. Method: Constraint-based optimization with linear programming. Output: Optimal duty cycle parameters. Result: Model predicts 2.3x lifetime extension compared to continuous operation for typical sensor node configuration.
Event-driven web system with performance-aware rendering
System: Vanilla JavaScript architecture for interactive portfolio. Inputs: User events (mouse, scroll, intersection), DOM state. Processing: Event-driven state machine, Intersection Observer API for viewport detection, requestAnimationFrame for 60Hz updates, state-based animation control. Outputs: DOM updates, canvas rendering, CSS transforms. Design decisions: Vanilla JS to avoid framework overhead, intersection-based lazy loading reduces initial parse time by 40%, animation frame throttling prevents jank. Constraints: Single-threaded execution, 16.67ms frame budget, memory-efficient state management.
Arduino, ESP32, ESP8266; I2C, UART, SPI protocols; sensor integration (IMU, GPS, ultrasonic, reed switches); servo control, motor drivers, relay switching
C/C++ (embedded), Python (automation, protocol analysis); state machines, closed-loop control, sensor fusion algorithms, event-driven logic
Power isolation, electrical design, circuit assembly; 3D printing (CAD design), mechanical integration; hardware debugging, signal conditioning
Vanilla JavaScript (event-driven logic, Canvas API, animation loops, Intersection Observer); HTML/CSS; ESP32 web server development
Designed and built multiple Arduino, ESP32, and ESP8266–based systems including autonomous robots, servo-driven mechanisms, IoT devices, and interactive OLED interfaces. Worked end-to-end on wiring, power management, sensor integration, mechanical design, and control logic.
Built Wi-Fi–enabled systems such as remote door locks, web-controlled vehicles, sensor-triggered automation, and notification systems using ESP32. Integrated hardware with web interfaces and focused on reliability, fail-safes, and real-world usability.
Developed a custom ESP8266-based network security learning tool and automation scripts to study Wi-Fi protocols, management frames, reconnection behavior, and password strength in authorized environments. Gained hands-on understanding of wireless security and defensive analysis.
Designed and prototyped physical systems using 3D printing, servos, sensors, and custom mounts. Focused on translating software logic into reliable physical motion and repeatable mechanical behavior.
Built and deployed 4 commercial websites for real clients. Handled UI/UX, frontend development, revisions, and launch.
Designed logos and brand visuals for startups and small businesses. Focused on clean, modern, tech-oriented identity.
Embedded systems, control systems, and hardware-software integration. Primary interests: mechanical engineering (robotics, automation), electrical engineering (IoT, sensor systems), and theoretical nuclear engineering. Focus on building systems that translate software logic into reliable physical behavior.
11th-grade student (Georgia). Engineering-focused secondary education. Expected graduation: 2026. Preparing for Mechanical Engineering studies with emphasis on embedded systems and control theory.