Hamid Heidarinia
Database Administrator & Backend Developer | Database Design & Development | SQL | MariaDB | PostgreSQL | MySQL | SQL Server | Laravel | ASP.NET MVC | Python | Django | REST APIs
Contact info
LinkedIn Profili
linkedin.com/in/hamidheidariniaWebsite
hamidheidarinia.github.io (Portfolio)Phone
+989141939686 (Work)Birthday
September 20
About
Software Engineer & Database Administrator (DBA) with 10+ years of experience in designing, developing, and maintaining scalable software systems and database solutions.A self- taught professional with a strong passion for technology and continuous learning, experienced in delivering solutions across software products and startup environments.
Skilled in requirements analysis, database design and administration, SQL performance optimization, RESTful API development, research and development(R&D), software architecture, and solving complex technical challenges.Familiar with Agile / Scrum methodologies and the complete Software Development Lifecycle(SDLC), with a strong focus on building secure, reliable, and high- performance systems.
A proactive and collaborative engineer who enjoys tackling challenging problems, optimizing databases, learning new technologies, and contributing to the delivery of high- quality software solutions.Eager to leverage technical expertise in both software engineering and database administration to help organizations build scalable, efficient, and reliable systems.
Top skills
MariaDB • MySQL • Microsoft SQL Server • PostgreSQL
hamid's top skills
MariaDB
Founder & Lead Software Engineer at SaaS Stealth Startup
MySQL
Full-Stack Web Developer at Independent and personal projects
Microsoft SQL Server
Senior Backend Software Engineer | Technical Team Lead | Database Administrator (DBA) at Stealth Startup
PostgreSQL
Founder & Lead Software Engineer at SaaS Stealth Startup
Experience
Founder & Lead Software Engineer
SaaS Stealth Startup • Self-employed
East Azerbaijan Province, Iran • On-site
As the Founder and Lead Software Engineer, I have been leading the end-to-end Software Development Life Cycle (SDLC) for my startup since 2022. I am responsible for product architecture, technical strategy, backend engineering, database architecture and administration (DBA), cloud infrastructure, DevOps, CI/CD, security, performance optimization, and scalable system design. The product is currently under active development and has not yet been publicly launched.
Designed and developed the software infrastructure for products from concept to implementation.
Conducted technical research and feasibility studies to evaluate alternative solutions.
Optimized SQL queries, stored procedures, views, and indexes to improve database and application performance.
Designed system architecture, data models, and RESTful APIs.
Developed backend services using Laravel.
Managed the product development lifecycle using Agile/Scrum methodologies.
Documented, tested, and optimized various components of software systems.
Led Research and Development (R&D) initiatives focused on technology and product innovation.
Designed and developed...
Senior Backend Software Engineer | Technical Team Lead | Database Administrator (DBA)
Stealth Startup • Full-time
Scotland, United Kingdom • Remote
Building a scalable software platform for restaurants and takeaway businesses, including EPOS, online ordering, restaurant management, payment integration, digital marketing, and 24/7 technical support.
Software Developer (Full Stack / Backend Developer)
Designed, developed, and maintained web-based applications using ASP.NET MVC.
Designed and implemented RESTful APIs for communication between services and client applications.
Developed new features based on business requirements.
Troubleshot, debugged, and enhanced the performance of existing systems.
Collaborated in requirements analysis, technical design, and project planning.
Backend Team Lead
Led the backend development team in designing, developing, and maintaining software systems.
Planned, prioritized, and assigned tasks among team members.
Contributed to software architecture design and technical decision-making.
Designed, implemented, and optimized Microsoft SQL Server databases.
Conducted code reviews and ensured adherence to software development standards and best practices.
Mentored team members and supported their technical growth.
Participated in requirements analysis and translated business needs into practical technical solutions.
Senior Software Developer, Technical Team Lead & Database Administrator (DBA)
Designed, implemented, and administered Microsoft SQL Server databases.
Designed data models and database architectures aligned with business requirements.
Optimized queries, stored procedures, views, and indexes to improve system performance.
Monitored database performance and resolved performance bottlenecks.
Designed and managed database backup and recovery strategies.
Managed database security, user permissions, and data integrity.
Diagnosed and resolved database-related issues in production environments.
Led the software development team and coordinated technical activities across projects.
Planned, delegated, and monitored project tasks to ensure timely delivery.
Developed new features based on business...
Full-Stack Web Developer
Independent and personal projects • Self-employed
East Azerbaijan Province, Iran • Remote
Designed, developed, and deployed web-based applications using Laravel, while optimizing MariaDB databases for performance and reliability.
Developed RESTful APIs and integrated software services with third-party systems.
Managed the full software development lifecycle (SDLC), from requirements analysis and system design to deployment and ongoing maintenance.
Collaborated directly with clients to gather requirements, manage project changes, and ensure successful project delivery.
Prepared technical documentation and delivered user training when required.
Collaborated directly with clients to gather requirements, manage project...
Education
Islamic Azad University of Marand
Bachelor's degree, Computer Software Engineering
2011 – 2013
International Islamic Azad University of Jolfa
Associate's degree, Computer Software Engineering
2008 – 2011
Projects
Languages
Azerbaijani
Native or bilingual proficiency
Persian
Native or bilingual proficiency
English
Limited working proficiency
Turkish
Elementary proficiency