Hello, I am Zohreh Harati
Back-End Developer @ HostCodile
ABOUT ME
Zohreh Harati
Back-end developer with more than 10 years of experience building web applications and internal systems for banks, government platforms, and enterprise portals. Strong in PHP, Laravel, MySQL, and RESTful APIs, with a solid track record in designing secure, scalable, and maintainable back-end solutions. Holds an M.Sc. in Artificial Intelligence Engineering with hands-on experience in machine learning and NLP, complementing deep practical expertise in clean code, data modelling, and system integration.
EXPERIENCE
Senior Back-End Engineer (Enterprise Platforms)
Contract- Back-End Architecture & API Development – Design and implement scalable PHP/Joomla back-end services and RESTful APIs for HostCodile’s platforms, ensuring secure, robust, and maintainable server-side logic.
- Database Design & Performance Optimization – Model and optimize MySQL databases, write efficient queries, and apply indexing and caching strategies to improve system performance and reliability.
- Code Quality, Testing & Documentation – Apply OOP principles, SOLID, and design patterns, write clean, testable code with automated tests, and maintain clear technical documentation for long-term maintainability.
- Technical Collaboration & Delivery Ownership – Collaborate with front-end developers and stakeholders, review code, troubleshoot complex
Senior Back-End Web Developer
Full Time- Enterprise Portal Back-End Ownership – Led back-end development of high-traffic Saman Portal modules using PHP and MySQL, focusing on secure, scalable services for enterprise banking and insurance customers.
- OOP & Architecture Improvement – Applied advanced OOP and clean code practices to refactor legacy components, enhancing extensibility for Saman Suite add-ons and business modules.
- Database Design & Performance Optimization – Designed and optimized database schemas, indexes, and queries to support high-volume content, process, and integration workloads across the portal ecosystem.
- Technical Collaboration & Delivery Leadership – Coordinated with front-end, QA, and product teams to plan releases, resolve complex issues, and ensure timely delivery of new features and enhancements.
Back-End / Intranet Systems Developer
Full Time- Design & Development of Internal Systems – Developed and maintained core PHP/MySQL applications on the bank’s private intranet, including accommodation and financial capability management systems.
- Secure Data & Process Management – Implemented secure workflows and data handling for lodging information and financial capability certificates, aligned with banking security and confidentiality standards.
- Database Modelling & Optimization – Designed and optimized relational database schemas and queries to ensure reliable, high-performance access to internal operational and customer-related data.
- Cross-Department Collaboration & Support – Worked closely with operations, HR, and finance units to gather requirements, resolve issues, and continuously improve internal tools used by branch and head-office staff.
Back-End Web Developer
Full Time- Modular Platform Development – Developed back-end modules in PHP/MySQL for medal registration, sports federations management, and youth innovation programs on the national online platform.
- Workflow & Data Management – Designed structured workflows and database schemas to handle athlete records, federation data, and proposal submissions with high integrity and traceability.
- Specialized Functional Modules – Implemented features for Religious and Cultural Affairs (Setad Aghameh Namaz), ensuring configurable content and reporting tailored to ministry requirements.
- Collaboration & Continuous Improvement – Worked closely with domain experts and front-end teams to refine requirements, fix issues, and enhance usability and performance of the platform.
Computer Science Instructor
Full Time- Curriculum Design & Lesson Planning – Prepared structured lesson plans in computer science fundamentals, aligning course content with academic standards and learners’ backgrounds.
- Classroom Instruction & Concept Delivery – Taught core topics such as programming basics, algorithms, and data structures with a focus on clear explanations and real-life examples.
- Practical Exercises & Student Evaluation – Designed lab assignments, quizzes, and exams to reinforce theoretical concepts and systematically assessed student progress.
- Student Guidance & Academic Support – Provided one-to-one guidance, answered questions outside class hours, and supported learners in building confidence in computer science.
Full Stack Web Developer
Full Time- End-to-End Website Development – Designed and developed the institute’s website using PHP, JavaScript, MySQL, HTML, and CSS to support cultural programs and announcements.
- Content Management & Updates – Implemented and maintained content sections, ensuring events, news, and articles were regularly updated and correctly displayed.
- Performance & Usability Optimization – Optimized page load times, database queries, and front-end structure to improve responsiveness and user experience.
- Technical Support & Enhancements – Provided ongoing technical support, fixed issues, and introduced incremental improvements based on staff and visitor feedback.
Junior PHP Web Developer
Full Time- Web Application Development for Saman Portal – Assisted in developing and maintaining PHP/MySQL web modules within the Saman Enterprise Portal ecosystem for banking and insurance clients.
- OOP-Based Feature Implementation – Implemented new features using basic OOP principles to improve readability and maintainability of existing portal components.
- Database Schema Support & Query Tuning – Contributed to designing tables and writing SQL queries under senior guidance to support content, process, and collaboration features.
- Cross-Team Collaboration & Bug Fixing – Worked closely with front-end and QA teams to troubleshoot issues, fix defects, and ensure stable releases for production environments.
EDUCATION
M.Sc. in Artificial Intelligence Engineering
MasterThesis: Introducing a new routing algorithm for wireless networks on chip using reinforcement learning.
B.Sc. Computer Engineering
BachelorNo description
LANGUAGE
English
ENGPersian
FASEXPERTISE AREA
PORTFOLIO
Sina Bank Internal Network Systems
Built secure intranet applications for accommodation management and financial capability certification, enabling internal data handling and certificate issuance.
Hate Speech Detection on Twitter
Hate Speech Detection on Twitter: Implemented ML model using Python, N-gram, TF-IDF
Ministry of Sport & Youth Affairs Platform
Developed modules for medal tracking, federation administration, religious and cultural programs, and youth innovation submissions.
Restaurant E-commerce Platform
Full-stack Laravel + React system with online payment and order management (currently in development, private repository).
TESTIMONIALS
Zohreh consistently delivers robust, secure, and scalable back-end solutions. Her analytical approach and fast problem-solving make her one of the most reliable developers I have worked with.
A highly disciplined back-end engineer with strong expertise in API design and system optimization. Zohreh's work ethic and technical precision significantly improve project efficiency and stability.