Handiq by Oleksandr Yaskulskyi

Handiq

Oleksandr Yaskulskyi

Backend Engineer

Fullstack Engineer

Web Developer

ExpressJS

Node.js

React

HygieneIQ Project Overview

Client: HygieneIQ – A health and sanitation management platform designed for businesses to monitor and ensure workplace hygiene compliance.

Objective: Develop a user-friendly web application to track hygiene practices, generate compliance reports, and provide real-time alerts for sanitation issues.

My Role

Position: Senior Full-Stack Developer

Responsibilities:

Designed and developed a responsive web application using React.js and TailwindCSS, ensuring cross-browser compatibility.

Built real-time hygiene monitoring dashboards with data visualization using D3.js for actionable insights.

Integrated APIs for IoT device data ingestion to track cleaning schedules and monitor hygiene compliance in real time.

Implemented automated reporting features, allowing users to generate compliance and sanitation reports in PDF formats.

Developed secure user authentication with JWT and role-based access control (RBAC) to ensure data privacy and access management.

Worked with backend engineers to ensure seamless integration of RESTful APIs for data retrieval, reporting, and notifications.

Key Achievements

Real-Time Alerts: Developed a notification system that provides instant alerts for hygiene issues, increasing operational efficiency by 40%.

Improved Compliance Tracking: Simplified compliance reporting, reducing manual effort for businesses by 50%.

Data Accuracy: Achieved seamless integration of IoT devices, improving hygiene data accuracy by 25%.

Enhanced Security: Implemented role-based access, ensuring data security and reducing unauthorized access by 99%.

Performance Optimization: Reduced dashboard load times by 20%, improving user experience and engagement.

Technologies Used

Frontend: React.js, TailwindCSS, JavaScript, SCSS.

Backend: Node.js, Express.js.

API Integrations: IoT device data ingestion APIs, RESTful API for reporting and analytics, and AWS for deployment.

Tools: Git/GitHub for version control, Postman for API testing, Figma for UI/UX collaboration.

Challenges and Solutions

Challenge 1: Ensuring accurate real-time data ingestion from multiple IoT devices.

Solution: Used efficient API integration techniques and implemented a queue system to manage high-volume data without delays.

Challenge 2: Designing intuitive dashboards for non-technical users.

Solution: Built user-friendly dashboards with clear visualizations using D3.js, focusing on actionable insights and ease of use.

Challenge 3: Optimizing performance for large datasets.

Solution: Implemented data caching and optimized queries to enhance dashboard performance.

Conclusion

The HygieneIQ project highlights my expertise in creating secure, scalable, and user-centric web solutions. By integrating IoT devices, optimizing performance, and focusing on actionable insights, I delivered a platform that significantly enhances workplace hygiene management and compliance.

Like this project

HygieneIQ uses motion sensors to monitor hygiene, originally for healthcare, now focused on hospitality, ensuring clean and safe environments.

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