Lead Backend Engineer (Co-founder) at STD-ENG

Co-founded and led development of a scalable search platform for petrochemical engineers, enabling advanced document retrieval and AI-assisted workflows across standards (e.g., ASME). Designed and evolved backend architecture with a focus on performance, scalability, and maintainability. Implemented concurrency-safe workflows using Redis locks and idempotency patterns to prevent race conditions. Implemented asynchronous processing and optimized system performance using MySQL and Redis-based workflows. Built a full-text document search system using Elasticsearch for efficient keyword-based querying across PDF content. Designed containerized infrastructure using Docker (Nginx, Elasticsearch, MySQL) to support modular and scalable services. Built and maintained 20+ RESTful APIs, supporting complex data flows and integrations with external services. Built an AI-powered document chat system using OpenAI APIs, enabling users to query technical PDFs and receive contextual, document-based resp

Backend Developer at SafarmaMarket.com

Maintained and refactored the “tour” product and implemented features using Laravel for both user order flow and admin panel. Designed and implemented microservices and asynchronous workflows to improve system modularity and scalability. Modified the order pricing algorithm, achieving up to 95% accuracy. Collaborated in providing +25 APIs for the new website UI in the “tour” product. Added new charts and stats to analyze sales on a monthly and yearly basis. Refactored previous codes and database queries, leading to a server downtime reduction of 20%. Increased test coverage of the project to 78% for enhanced code reliability. Automated the process of settling with agencies, streamlining workflow for both admin and accounting.

Web Developer at Berankard.com

Created a shopping platform called "Gocart" from scratch using the Laravel framework. Redesigned database structure from scratch using MySQL to achieve better performance. Rebuilt a customized CMS and CRM to reduce admin workflow by 50%. Optimized the sales flow, resulting in reduced server response time and an 18% increase in average basket size per day. Contributed to frontend implementation using HTML, CSS, JavaScript and jQuery where needed. Optimized website's UI to improve SEO ranking by 30%.

PHP Developer at Gilas Software Group

Developed more than 10 WordPress websites for various businesses. Made more than 6 Telegram bots with more than 10,000 users using the PHP language. Completed a 6-month internship to strengthen PHP and WordPress development skills.