I am Sunday Apantaku, a full-stack developer who operates at the intersection of technology, creativity, and business strategy. With years of experience building scalable applications using Python, Django, Laravel, Flutter, and modern web technologies, I help businesses transform ideas into high-performing digital products that solve real problems.
My background in Pharmacy refined my analytical discipline, while my evolution into software engineering, digital marketing, writing, and data analysis expanded my ability to see beyond code and into the bigger picture of user experience and business growth. I don’t just build applications, I create systems that streamline operations, enhance engagement, and drive measurable results.
From delivering several successful freelance projects to collaborating across multidisciplinary teams, I bring precision, creativity, and strategy into every solution. My mission is to design intelligent, scalable, and future-ready products that leave a lasting impact.
Skills
Language
Work Experience
Education
Qualifications
Industry Experience
- Employee Management
- Organizational Structure
Attendance & Time Tracking
Digital check-in/check-out system for employee time tracking
Daily attendance logs with timestamps
Attendance status monitoring (present, absent, late, early leave)
Generate attendance reports and analyticsLeave Management System
- Payroll Management
- Performance Management
- Role-Based Access Control (RBAC)
A comprehensive Enterprise Human Resource Management System built with modern web technologies, designed to streamline HR operations, employee lifecycle management, and organizational administration. This full-stack application demonstrates expertise in backend architecture, database design, RBAC implementation, and admin panel development.
Key Features & Functionalities
Complete employee profile management with automated employee ID generation (EMP-XXXXXX format)
Track personal information: name, email, phone, date of birth, gender, address, emergency contacts
Department Management: Create and organize departments with visual color coding for easy identification
Position Management: Define job titles, roles, and hierarchical structures
Establish clear reporting lines and departmental relationships
Support for multi-level organizational hierarchies
Leave Types Configuration: Support for multiple leave types (Sick Leave, Annual Leave, Unpaid Leave, etc.)
Leave Request Workflow:
Employees submit leave requests with dates and reasons
HR/managers review and approve/reject requests
Automated status tracking (Pending, Approved, Rejected)
Leave balance tracking and historical records
Integration with attendance system
Automated salary calculation and processing
Payroll records with payment dates, amounts, and net pay
Deduction tracking and net salary computation
Payroll history and financial reporting
Precision decimal calculations for accurate financial data (decimal:2)
Performance review system for employee evaluations
Track reviewer assignments and review dates
Numerical scoring system and qualitative comments
Historical performance data for career tracking and development planning
Spatie Permission integration for granular permission management
Filament Shield for role-based admin panel access
Multiple user roles: Super Admin, HR Manager, Department Manager, Employee, Reviewer
Fine-grained permission control at resource and action level
Secure authorization policies for sensitive operations
Hire a Full Stack Developer
We have the best full stack developer experts on Twine. Hire a full stack developer in Osogbo today.