Atikul Islam, Developer in Dhaka, Dhaka Division, Bangladesh
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Atikul Islam

Bio

Atikul is a software architect who drives SaaS innovation at KuiperZ and specializes in automation and scalable infrastructure. He built Rysenova from the ground up with multi-tenant architecture, payroll integrations, and real-time location tracking. Skilled in Proxmox and cloud-native systems, he focuses on solving real-world problems through tech-driven solutions and is hands-on with data privacy, DevOps pipelines, and high-availability networking—constantly iterating, continually optimizing.

Portfolio

Cape School Inc
PHP, MySQL, Moodle, Google Cloud Platform (GCP), API Integration...
KuiperZ
Laravel, PostgreSQL, Redis, Node.js, React Native, MapTiler, Proxmox, Docker...
Jamii Technology
PHP, Laravel, APIs, CSS, Postman, Software Development Management...

Experience

  • MySQL - 13 years
  • Laravel - 7 years
  • Software as a Service (SaaS) - 7 years
  • Database Architecture - 6 years
  • Agile Software Development - 5 years
  • Software Architecture - 4 years
  • Node.js - 4 years
  • PostgreSQL - 3 years

Preferred Environment

Software Architecture, PostgreSQL, Laravel, MySQL DBA

The most amazing...

...and remarkable aspect is my ability to design and implement complex systems from scratch, making them simple, scalable, and intelligent in the real world.

Work Experience

Moodle/MySQL Developer

2026 - PRESENT
Cape School Inc
  • Supported a production Moodle-based continuing education platform serving three education brands across insurance and real estate training.
  • Helped migrate and stabilize an 8-year-old customized Moodle environment from Moodle 3.7 to Moodle 4.5.
  • Maintained Moodle platform workflows across 863 courses, 86,000+ active users, and 273,000+ active enrollments.
  • Troubleshot course access, quiz behavior, completion tracking, grade visibility, enrollment, reporting, and user-management issues in a live student-facing LMS.
  • Repaired and enhanced custom Moodle functionality for content delivery, proctoring, time tracking, course history, jurisdiction-specific rules, and student-record integrations.
  • Optimized Moodle reporting and operational workflows across large datasets, including 1.8+ million quiz attempts and 3.2+ million module-completion records.
  • Supported compliance-focused learning workflows involving seat-time tracking, course completions, learner records, and regulatory reporting.
  • Contributed to LMS integration work connecting Moodle and external learning systems with a centralized student-record platform.
Technologies: PHP, MySQL, Moodle, Google Cloud Platform (GCP), API Integration, Learning Management Systems (LMS)

Founder, Lead Architect, Technical Product Owner

2021 - PRESENT
KuiperZ
  • Designed a multi-tenant HR SaaS with real-time GPS tracking, intelligent power optimization, IoT-based attendance sync, payroll automation, RBAC, analytics, PWA/mobile apps, and Proxmox-based secure infrastructure.
  • Developed a custom GPS engine with motion scoring, debounced updates, offline queuing, and Kalman filtering to track employee movement reliably—even in the background.
  • Implemented adaptive GPS tracking based on battery level, charging state, and power-saving mode to minimize energy use without losing location accuracy.
  • Built a secure payroll engine with customizable rules, automated salary slips, and integrations with local banks and mobile financial services.
  • Implemented flexible RBAC with team-level permission controls and dynamic policy enforcement across all modules.
  • Delivered PWA and native apps with offline support, responsive UI, and seamless background sync to support both office and field staff.
  • Developed real-time logs, location summaries, overtime tracking, and bulk export functionality for PDF, Excel, and API integrations, optimized for large HR datasets.
  • Hosted on Proxmox cluster with ZFS/Ceph, Docker, TLS, IP whitelisting, 2FA, and automated backups via PBS for high availability.
  • Created secure, real-time synchronization between offline devices and a central server using ESP32, WebSockets, and an NGINX reverse proxy across NAT and firewall environments.
  • Enabled 350+ companies to digitize HR, reducing manual errors by 70 %+ through automated attendance and payroll workflows.
Technologies: Laravel, PostgreSQL, Redis, Node.js, React Native, MapTiler, Proxmox, Docker, NGINX, Tailwind CSS, Firebase, ESP32 (IoT), MongoDB, Microservices, Agile, Agile Software Development, Amazon Simple Email Service (SES), Google Maps API, Google Maps Premium Roads API, Code Review, Technical Design, IT Project Management, Software as a Service (SaaS), Python 3, Server-side Rendering (SSR), API Design, API Testing, RESTFul APIs, Document Parsing, XLSX File Processing, Role-based Access Control (RBAC), Databases, Database Migration, Database Performance, CSV File Processing, Database Modeling, Startups, WebSockets, Performance Tuning, Web Architecture, Team Leadership, API Gateways, User Permissions, Cloud, Code Auditing, SaaS, Multi-tenant Architecture, Google Cloud

PHP Full-stack Developer

2021 - 2022
Jamii Technology
  • Designed and implemented a highly scalable live streaming platform, enabling users to easily access and view educational content from various categories.
  • Integrated various 3rd-party APIs, including payment gateways and content delivery networks, to enhance the functionality and user experience of the platform.
  • Implemented advanced video analytics and tracking features, enabling users to monitor and analyze viewer engagement and performance metrics.
  • Developed a robust user management system with features such as authentication, authorization, and access controls to ensure data privacy and security.
  • Conducted extensive load testing and performance tuning, resulting in a highly efficient and reliable system that can handle heavy traffic and usage.
  • Implemented an automated backup and disaster recovery system, ensuring data integrity and continuity in case of a system failure or outage.
  • Optimized the platform for mobile devices and low-bandwidth connections, ensuring accessibility and seamless user experience across different devices and networks.
  • Developed a user-friendly and intuitive user interface, enabling users to navigate and access content on the platform easily.
  • Conducted regular software updates and maintenance, ensuring compatibility with the latest technologies and industry standards.
  • Provided technical support and troubleshooting for users, ensuring prompt resolution of any issues and high levels of user satisfaction.
Technologies: PHP, Laravel, APIs, CSS, Postman, Software Development Management, Agile Project Management, System Administration, HTML5, Video Streaming, Leadership, JavaScript, HTML, React, Full-stack, System Architecture, DevOps, Bootstrap, eCommerce, Payment APIs, Linode, Stripe Payments, TypeScript, GraphQL, DigitalOcean, Digital Payments, Online Payments, Full-stack Development, Video Livestreaming, Design Systems, Cloud Services, Cross-platform, Firebase, Firebase iOS SDK, Firebase Android SDK, GitHub, Python, Software Design, SaaS, REST APIs, System Integration, API Integration, Software Development, JSON, Object-oriented Programming (OOP), JSON REST APIs, Mobile Payments, API Development, Single-page Applications (SPAs), Back-end, Algorithms, CI/CD Pipelines, Docker Compose, Minimum Viable Product (MVP), Mobile Apps, SVG, Agile Software Development, Database Structure, Node.js, Code Review, Redis, Technical Design, MariaDB, Software as a Service (SaaS), Python 3, API Design, API Testing, ShipStation, RESTFul APIs, Role-based Access Control (RBAC), Databases, Database Performance, WebSockets, Performance Tuning, Web Architecture, Team Leadership, Express.js, Cloud

Senior Full-stack Developer

2020 - 2022
Ayers Rock Trading Pty Ltd
  • Developed the system using Laravel as the back-end framework and Vue as the front-end framework, resulting in a scalable, modular, and user-friendly design.
  • Utilized MySQL as the primary database management system, ensuring data consistency, reliability, and scalability.
  • Implemented Redis as an in-memory data store, allowing for fast data access, caching, and session management, improving system performance and user experience.
  • Used RabbitMQ as a message queue system, allowing asynchronous message passing between microservices, improving system scalability and resilience.
  • Implemented a RESTful API architecture, allowing easy integration with 3rd-party services and external systems, such as eCommerce marketplaces, logistics providers, and payment gateways.
  • Used JWT (JSON Web Token) for user authentication and authorization, allowing for secure and seamless user access to the system.
  • Utilized Git for version control, allowing for easy collaboration, code reviews among the development team, and versioning and deployment management.
  • Used PHPUnit, Codeception, Jenkins, and GitLab for automated testing and CI/CD pipelines, ensuring code quality, consistency, and reliability in development and deployment.
  • Implemented a modular architecture, allowing for easy system customization and scalability with minimal impact on existing functionality.
  • Utilized agile methodologies like Scrum and Kanban to improve collaboration, communication, and delivery speed, resulting in a high-quality, user-centric, and customer-driven system.
Technologies: Test-driven Development (TDD), Laravel, MySQL, Redis, MongoDB, Amazon Web Services (AWS), Kubernetes, Agile, DevOps, API Architecture, Software Architecture, Solution Architecture, APIs, Software Development Management, Agile Project Management, eCommerce, System Administration, HTML5, Leadership, JavaScript, HTML, CSS, Architecture, Full-stack, System Architecture, Bootstrap, Payment APIs, PHP, Stripe Payments, Digital Payments, Online Payments, Full-stack Development, Design Systems, Cloud Services, GitHub, Software Design, SaaS, REST APIs, System Integration, API Integration, Software Development, User Interface (UI), Next.js, JSON, Object-oriented Programming (OOP), JSON REST APIs, Mobile Payments, API Development, Single-page Applications (SPAs), Back-end, Algorithms, CI/CD Pipelines, SCSS, Docker Compose, Shopify, Shopify API, SVG, Agile Software Development, Database Structure, Vue, Code Review, Technical Design, MariaDB, Software as a Service (SaaS), API Design, API Testing, RESTFul APIs, Role-based Access Control (RBAC), Databases, Database Migration, Database Performance, Legacy Software, Database Modeling, Performance Tuning, Web Architecture, Team Leadership, API Gateways, User Permissions, Cloud

Senior Full-stack Developer

2014 - 2021
Fingerprint Information System Limited
  • Directed the company’s technical strategic direction, development, and future growth.
  • Conducted research and case studies on leading-edge technologies and made determinations on the probability of implementation.
  • Provided MySQL instances, both in clustered and non-clustered configurations.
  • Ensured performance, security, and availability of the databases. Handled common database procedures such as upgrade, backup, recovery, migration, and more.
  • Prepared documentation and specifications for the project.
  • Contributed to profile server resource usage and optimization, tweaking as necessary.
  • Collaborated with other team members and stakeholders.
Technologies: Software as a Service (SaaS), REST APIs, Ubuntu Server, Vuex, System Architecture, SQLite, MySQL, Database Design, Database Architecture, Laravel, Python, Docker, JavaScript, Code Review, Technical Leadership, Node.js, MacOS, PHP 7, Software Architecture, REST, Object-oriented Programming (OOP), Solution Architecture, APIs, Software Development Management, CTO, Agile Project Management, System Administration, Documentation, HTML5, Leadership, PHPUnit, HTML, CSS, Architecture, Full-stack, DevOps, Microservices, Bootstrap, Payment APIs, Linode, RabbitMQ, PHP, Stripe Payments, Cloudflare, DigitalOcean, Digital Payments, Online Payments, Full-stack Development, React Native, Design Systems, Cloud Services, GitHub, Software Design, SaaS, System Integration, API Integration, Software Development, User Interface (UI), App Reviews, Next.js, JSON, JSON REST APIs, Mobile Payments, Moodle, API Development, Single-page Applications (SPAs), Back-end, Algorithms, CI/CD Pipelines, Docker Compose, Fintech, Learning Management Systems (LMS), Agile Software Development, Database Structure, React, Technical Design, IT Project Management, MariaDB, CodeIgniter 4, API Design, API Testing, RESTFul APIs, Document Parsing, Role-based Access Control (RBAC), Databases, Database Migration, Database Performance, Database Modeling, Payment Gateways, Performance Tuning, Team Leadership, Express.js, Cloud, Code Auditing

Senior Laravel Developer

2019 - 2020
Popularness
  • Restructured the whole project from CakePHP to Laravel as for MVP only.
  • Incorporated Wistia API for the video streaming service.
  • Integrated the Stripe payment gateway as part of my role.
Technologies: Database Architecture, Wistia API, Amazon Route 53, Amazon Simple Email Service (SES), Amazon EC2, Database Design, MySQL, Laravel, Docker, Stripe API, Stripe, MacOS, PHP 7, Software Architecture, REST, Nova, Object-oriented Programming (OOP), Solution Architecture, APIs, System Administration, HTML5, JavaScript, HTML, CSS, Architecture, Full-stack, DevOps, Bootstrap, Payment APIs, Google Analytics, PHP, Stripe Payments, Digital Payments, Online Payments, Full-stack Development, Design Systems, Cloud Services, GitHub, Software Design, REST APIs, System Integration, API Integration, Software Development, User Interface (UI), App Reviews, JSON, JSON REST APIs, API Development, Single-page Applications (SPAs), Back-end, CI/CD Pipelines, Minimum Viable Product (MVP), Database Structure, Redis, MariaDB, Software as a Service (SaaS), API Testing, Databases, Database Performance, Team Leadership

Senior Lead PHP Developer and Architect

2016 - 2016
Foothold Technology
  • Upgraded the existing community healthcare software from Zend Framework 1 to Zend Framework 2, ensuring compatibility with newer technologies and enhanced functionality.
  • Conducted extensive testing and debugging to identify and resolve compatibility issues and bugs, resulting in a more stable and reliable system.
  • Optimized performance and reduced page load times by leveraging new features and functionalities available in Zend Framework 2.
  • Implemented best practices, including coding standards and security measures, to ensure code quality and compliance with industry standards.
  • Provided technical support and training to users, resulting in a seamless transition to the upgraded system and improved user satisfaction.
Technologies: PostgreSQL, Zend Framework, Angular, MacOS, REST, Object-oriented Programming (OOP), APIs, Agile Project Management, HTML5, JavaScript, HTML, CSS, PHP, GitHub, API Integration, Software Development, JSON, JSON REST APIs, API Development, MariaDB, Databases, Database Migration, Database Performance, Legacy Software, Low Code

Senior Web Applications Developer

2014 - 2015
More Active, LLC
  • Developed an affiliate system and integrated payment gateways to enable seamless online transactions and revenue generation.
  • Enhanced the article writing module by implementing a rich text editor, improving the user experience and increasing user engagement.
  • Optimized database queries and reduced page load times resulted in a faster and more responsive system.
  • Implemented security measures, including encryption and access controls, to ensure data privacy and compliance with industry regulations.
  • Designed and developed a real-time analytics and reporting module to provide insights into user behavior and engagement, enabling businesses to make data-driven decisions.
Technologies: SQLite, jQuery, CodeIgniter, Doctrine 2, MySQL, PHP, Web App Development, APIs, JavaScript, HTML, CSS, Bootstrap, Payment APIs, Stripe Payments, Digital Payments, Online Payments, Cloud Services, GitHub, API Integration, JSON, Object-oriented Programming (OOP), JSON REST APIs, API Development, MariaDB, Software as a Service (SaaS)

Software Engineer

2013 - 2015
Staff.com
  • Created an API for integrating timedoctor.com into the site.
  • Built the payments module for Staff.com using Strip.com as a payment gateway.
  • Implemented Stripe and Braintree payment gateways.
Technologies: REST APIs, Database Design, Angular, Vagrant, MySQL, PHP, Symfony, APIs, JavaScript, Payment APIs, Elasticsearch, Stripe Payments, Digital Payments, Online Payments, Object-oriented Programming (OOP), CakePHP, MariaDB

Lead Developer

2012 - 2013
IDSLLP
  • Integrated multiple social network APIs, including Facebook, Twitter, and LinkedIn, enabling users to quickly sign up and log in using their social media accounts.
  • Developed custom APIs to enable the cross-posting of content and seamless sharing across multiple social networks, improving user engagement and visibility.
  • Implemented OAuth and other security measures to ensure user data privacy and compliance with industry regulations.
  • Conducted regular API maintenance and updates to ensure compatibility with the latest social network features and functionality.
Technologies: Git, jQuery, CodeIgniter, PHP

Web Application Developer

2010 - 2013
Megashares, LLC
  • Maintained and optimized internal APIs to facilitate seamless communication between modules and services.
  • Implemented robust security measures, including encryption, access controls, and firewall protection, to safeguard data privacy and prevent unauthorized access.
  • Integrated PayPal and Stripe payment gateways enable secure and seamless online transactions and revenue generation.
  • Conducted regular maintenance and updates to keep the system up-to-date with the latest technologies and industry standards.
  • Developed automated backups and disaster recovery plans to ensure data integrity and continuity in case of system failure or outage.
  • Optimized file upload and download modules to ensure fast and reliable transfer speeds for large files.
  • Implemented version control and changed tracking features to facilitate collaborative file sharing and management.
  • Conducted extensive load testing and performance tuning to improve system scalability and efficiency under heavy traffic and usage.
  • Integrated 3rd-party services such as cloud storage providers and CDN networks to enhance file-sharing platform functionality and performance.
  • Provided technical support and troubleshooting to ensure prompt resolution of user issues and high levels of user satisfaction.
Technologies: Zend Framework, CodeIgniter, jQuery, MySQL, PHP, APIs, Payment APIs, MariaDB, PayPal, PayPal API

Web Developer

2010 - 2013
Champs21.com
  • Applied a wide breadth of technical skills, internet knowledge, and experience across the spectrum of online development in the service of building and improving online properties for this project.
  • Worked in site architecture and infrastructure and back-end development using an open-source toolset.
  • Developed an online exam panel as part of my role.
  • Developed an automatic parser for user-based information updates.
  • Built a Facebook app through APIs.
  • Developed and maintained an API for Champs21.
  • Protected the site from vulnerability, cross-site scripting, and SQL injection.
  • Maintained the SVN server.
Technologies: Zend Framework, jQuery, MySQL, PHP, MariaDB

Web Application Developer and Consultant

2011 - 2012
Cable U
  • Developed a robust TV schedule review software using PHP and MySQL, allowing users to quickly search and filter through various television channels and programs.
  • Integrated the software with various television channel networks' APIs, ensuring real-time updates and accurate information on TV schedules.
  • Implemented data caching and optimization techniques to ensure fast and efficient performance, even during peak usage hours.
  • Developed custom analytics and reporting tools, allowing network managers to gain insights into viewership trends and identify areas for improvement.
  • Designed and implemented various security measures, including SSL encryption and access controls, to ensure data privacy and prevent unauthorized access.
  • Maintained and updated the system regularly, ensuring compatibility with the latest technologies and industry standards.
  • Provided technical support and troubleshooting for users, ensuring prompt resolution of any issues and high levels of user satisfaction.
  • Collaborated with cross-functional teams, including product managers and UX designers, to deliver a seamless user experience and intuitive interface.
  • Optimized the software for various devices, including desktops, laptops, and mobile devices, ensuring accessibility and usability for all users.
  • Maintained detailed documentation and conducted training sessions for new users and team members, ensuring smooth onboarding and knowledge transfer.
Technologies: CodeIgniter, jQuery, MySQL, PHP

Experience

Rysenova

https://rysenova.com/
Rysenova is a next-generation HR and payroll automation platform built to serve enterprises across Bangladesh and beyond. Designed with mobility, scalability, and compliance at its core, Rysenova handles everything from attendance tracking to payroll disbursement and leave management. The platform combines real-time GPS-based employee monitoring, bank-level payroll automation, and extensive reporting tools under a single SaaS umbrella.

Ayers Rock Trading ERP

Ayers Rock Trading Pty Ltd is a family-run, Australian-owned company in Sydney, Australia. They are an import and wholesale company specializing in subcontinental groceries in the dry and frozen sectors, prayers, cooking utensils, and cosmetics.

21st Degree

The next generation of education is taking the world of complicated opportunities and making them simple. The primary focus of this project is live streaming for various categories, like trading and real estate.

Fingerprint Education Management System

http://fems.education
The Fingerprint Education Management System (FEMS) is a comprehensive educational management platform developed by Fingerprint Information Technology Limited (FITL), a leading IT consulting and software development company in Bangladesh. FEMS is designed to streamline various aspects of educational institutions, enhancing efficiency and communication among teachers, students, administrators, and parents.

Foothold Technology

I worked as a senior lead PHP, Angular, and Zend Framework developer. Most of my development involved converting their existing codebase to a compatible Zend Framework 2 version. I also worked on the front end.

MoreActive.com

MoreActive is a website that offers a holistic approach to the entire body and total fitness. It provides workout techniques, nutrition plans, and educational guidance for every step of your journey. It also focuses on emotional wellness, as a lack of dynamic fitness leads to fatigue and illness and limits personal growth.

It also has an application on Google Play that helps you take control of your health and wellness with fitness and nutrition programs built to help you hit weight loss and overall health goals within your time frame.

Time Doctor

http://timedoctor.com
This aims to help individuals and organizations be more productive, stop people from wasting their lives on distractions, and instead finish what is important to them. My primary responsibility is to manage the payment module for users and the admin section.

Staff.com

http://staff.com
Time Doctor is an employee time-tracking software that helps you and your team get much more done daily. It includes keystroke logging, screenshot, and internet usage tracking features. It is a multi-functional employee monitoring application with CRM and white-label capabilities.

Time Doctor is a fantastic tool for tracking time for an employee or a remote freelancer. It does a lot more than just time tracking. Some of the native features of the app include chat monitoring, screenshot captures, payroll, and payments. Time Doctor's analytics help you make intelligent choices, champion workplace visibility, offer workplace flexibility, and eliminate concerns about maintaining a high-performance culture, despite not being in one space. It allows for building an effective team regardless of the workforce model.

Skills

Libraries/APIs

REST APIs, Vue, Node.js, React, API Development, Shopify API, Stripe API, jQuery, Stripe, Firebase iOS SDK, Firebase Android SDK, PayPal API, Vuex, Wistia API, Doctrine 2, Google Maps API, Google Maps Premium Roads API

Tools

Amazon Simple Email Service (SES), Git, Moodle, Expo, GitHub, Google Analytics, RabbitMQ, Docker Compose, ShipStation, Vagrant, Postman, MapTiler, NGINX

Languages

Python, Python 3, PHP, JavaScript, SQL, HTML, CSS, TypeScript, HTML5, PHP 7, GraphQL, SCSS

Frameworks

Laravel, React Native, NestJS, Redux, Angular, CodeIgniter, Zend Framework, Symfony, Nova, Bootstrap, PHPUnit, Next.js, CakePHP, CodeIgniter 4, Express.js, Red5 Media Server, PhalconPHP, Tailwind CSS

Paradigms

API Architecture, Agile Software Development, Role-based Access Control (RBAC), Web Architecture, REST, Test-driven Development (TDD), Object-oriented Programming (OOP), DevOps, Agile Project Management, Microservices, Cross-platform, Database Design, Agile

Platforms

MacOS, Shopify, Amazon Web Services (AWS), Amazon EC2, Docker, Linode, DigitalOcean, Firebase, Kubernetes, Proxmox, Google Cloud Platform (GCP)

Storage

Database Architecture, MySQL, PostgreSQL, JSON, Database Structure, Databases, Database Migration, Database Performance, Database Modeling, Google Cloud, SQLite, MariaDB, MongoDB, Elasticsearch, Redis

Other

Software as a Service (SaaS), APIs, IT Project Management, Solution Architecture, Technical Design, SaaS, Architecture, Code Review, Technical Leadership, Software Development Management, eCommerce, System Administration, Leadership, Full-stack, Payment APIs, Stripe Payments, Digital Payments, Online Payments, Full-stack Development, Software Development, JSON REST APIs, Back-end, Minimum Viable Product (MVP), Mobile Apps, Learning Management Systems (LMS), API Design, API Testing, RESTFul APIs, Document Parsing, XLSX File Processing, Legacy Software, CSV File Processing, Low Code, Payment Gateways, Startups, WebSockets, Performance Tuning, Team Leadership, API Gateways, User Permissions, Cloud, Code Auditing, Multi-tenant Architecture, Multi-tenant SaaS, System Architecture, Ubuntu Server, Software Design, CTO, System Integration, API Integration, Amazon Route 53, Web App Development, Software Architecture, Documentation, Video Streaming, Cloudflare, Video Livestreaming, Design Systems, Cloud Services, User Interface (UI), App Reviews, Mobile Payments, Single-page Applications (SPAs), Algorithms, CI/CD Pipelines, SVG, Server-side Rendering (SSR), PayPal, Fintech, Symphony, Web Development, Computer Science, ESP32 (IoT), MySQL DBA

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