Back-End Developer

github.com/mhmdhoseinzade | linkedin.com/in/mhmdhoseinzade | mhmdhoseinzade.ir

[email protected] | +989210096317 | Tehran, Iran

Backend developer with 5+ years of experience in Python, Django, FastAPI, Flask, and building scalable microservices. Experienced in Kubernetes, Docker, CI/CD pipelines, and cloud deployments. Passionate about learning, collaborative teamwork, and delivering maintainable, efficient software solutions.

2019-2023 | BSc, Computer Science | University of Mazandaran

• Designed and architected the Runflare PaaS platform using Django and Django REST Framework, increasing API response times by 20% through optimized database queries and caching strategies.
• Leveraged Kubernetes entities, functions, and cloud service concepts to orchestrate and manage containerized applications.
• Implemented CI/CD pipelines for automated deployments from GitHub and GitLab.
• Published the Runflare CLI on PyPI, reducing user deployment time by 70% with a single command.
• Developed and optimized the backup system, cutting data recovery time from 30 minutes to 15 minutes.
• Converted a monolithic architecture to microservices using FastAPI, Flask, and mainly Django. Integrated Go in certain components to enhance Kubernetes integration.
• Designed and implemented full system restore mechanisms for critical failure scenarios.
• Implemented Harbor registry to store and retrieve user container images efficiently.
• Integrated Redis caching and Celery for background task processing, improving response times and reducing request latency by 40%.
• Built an internal CRM system to improve user experience and customer management.
• Built a monitoring and alerting system, accelerating issue detection and resolution.
• Wrote automated tests and performed code refactoring to improve code quality and maintainability.
• Obtained knowledge-based certification for the product and fulfilled mandatory military service through the Amriyeh Program (alternative service for tech professionals).

• Led the backend development team, performed code reviews, and guided best practices
• Developed and enhanced the backup system, reducing infrastructure costs by 20% through a new architectural approach.
• Rewrote the Runflare CLI in Go, improving performance, maintainability, and cross-platform support.
• Implemented a monitoring system with the ELK stack (Elasticsearch, Logstash, Kibana) to detect bottlenecks and hidden issues, improving disaster response times by 35% and reducing downtime.
• Added WebSocket support to enable real-time communication between users.
• Engineered RabbitMQ infrastructure for background task processing and event-driven communication, achieving 25% reduction in response latency.
• Revamped the backup core architecture, reducing backup processing time by 30%.
• Engineered robust, database-specific backup solutions using Bash and Python scripting, safeguarding critical data across PostgreSQL, MySQL, MongoDB, and Redis databases while mentoring 3 junior developers on the team.
• Resolved builder-related issues, increased system stability, and boosted build speed by 50%.
• Achieved a 10x increase in deployment speed for users updating their website versions.
• Integrated an AI-powered RAG (Retrieval-Augmented Generation) system to answer users' technical questions.

Languages: Python

Frameworks: Django FastAPI Flask

DevOps: Docker, Kubernetes, CI/CD, GitLab, GitHub Actions

Databases: PostgreSQL, MySQL, MongoDB, Redis, Elastic

Soft: Critical Thinking, Curiosity, Emotional Management, Team-work