irfan A.
Senior Full-Stack Software Engineer
Open to offersNew to PlatformAbout
Irfan A. is a seasoned Principal Software Engineer based in Karachi, Pakistan, with over two decades of experience in software engineering, emphasizing the development of SaaS products, enterprise platforms, and mobile applications. During his nine-year tenure at DoozieLabs, he expertly led and architected comprehensive solutions, leveraging the modern JavaScript stack, including Node.js, Next.js, React, and NestJS. He has notable proficiency in cross-platform mobile development using Flutter, with recent advancements in integrating LLM-based features for content generation and workflow automation. Irfan excels in translating complex business requirements into scalable architectures, with a stronghold on backend services design, data layer optimization using MongoDB and PostgreSQL, and deploying reliable Docker-based systems. Additionally, he is adept at performance optimization and has contributed to building and maintaining interactive online platforms, enhancing usability, and ensuring system stability across distributed, remote-first teams.
Experience
Principal Software Engineer
DoozieLabs · 2017 — PresentOwns the architecture of enterprise SaaS platforms, guiding design from concept to production deployment. Architects backend services using Node.js and creates modular APIs to support multiple client products. Leads the integration of OpenAI APIs into production systems, delivering tools for education and business automation. Designs and implements workflow automation systems to reduce repetitive tasks for clients. Develops cross-platform mobile applications through Flutter from initial architecture to final release. Architects and optimizes MongoDB and PostgreSQL data layers for scalability and performance. Utilizes Docker for service containerization and manages deployment workflows via Git/GitHub. Drives initiatives for performance optimization in backend systems and databases, enhancing application responsiveness. Constructs shared component libraries for reuse across engineering teams, facilitating improved delivery timelines. Collaborates directly with clients, including international teams, to align business objectives with technical roadmaps. Assesses and integrates new technologies to enhance product quality and engineering efficiency.Lead PHP Developer
Crystal Workforce · 2016 — 2017Directed the development of enterprise business applications using a PHP/MySQL stack. Built and launched eCommerce platforms alongside business management systems for production environments. Designed RESTful services integral to core application functionalities. Managed ongoing production maintenance and continuous feature delivery for live client systems.Lead PHP Developer
Networks360 · 2010 — 2015Delivered custom business applications and CMS-driven websites for an international clientele. Constructed full-stack solutions integrating frontend user interfaces with backend services. Designed architectures based on database requirements to support client business logic.PHP Web Developer
Design Metals · 2006 — 2010Developed tailored PHP applications including shopping cart solutions. Maintained and designed MySQL databases for live production websites.PHP Web Developer
BizComm · 2005 — 2006Created and upheld dynamic, database-driven web applications for clients. Addressed production issues to maintain application reliability.PHP Web Developer
Nexus Hosts · 2002 — 2005Developed and sustained PHP-based, database-driven websites along with associated production systems.
Skills & Expertise
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