Backend Developer

Backend Developer
Location: Remote, TR 

Optimum7 is a marketing-focused digital agency driven by a relentless pursuit of growth and innovation in eCommerce and digital marketing. Led by our founder, Duran Inci, with over 20 years of experience in digital marketing and web development, we deliver custom solutions that empower businesses to thrive in the digital age. Our dynamic team spans globally, specializing in crafting cutting-edge strategies and tools for eCommerce and B2B clients.

Hear from our Founder & CEO, Duran Inci: https://video.optimum7.com/v/J6Xrkb

What we're looking for:

As Optimum7, we are looking for a talented Senior Backend Developer with expertise in modern PHP ecosystems, Laravel, cloud-native architectures, and AI-integrated solutions to join our fast-growing teams in İzmir. You'll deliver international customers cutting-edge eCommerce solutions built on the foundations of agile project delivery and the utilization of modern technologies.

If you are eager to learn more about the position, do not hesitate to send your resume.

All levels are welcome!

Responsibilities:

• Design and develop scalable, high-performance backend systems and microservices architectures
• Build and maintain RESTful APIs and GraphQL endpoints for seamless integrations
• Implement AI/ML-powered features and integrate LLM APIs (OpenAI, Claude, etc.) into eCommerce solutions
• Integrate databases and third-party services across different platforms using modern API standards
• Optimize application performance, implement caching strategies (Redis, Memcached), and ensure system scalability
• Troubleshoot and debug complex issues on client systems with a focus on reliability and uptime
• Work with containerized environments (Docker, Kubernetes) and CI/CD pipelines
• Collaborate with cross-functional teams in an agile environment
• Implement security best practices, including authentication (OAuth 2.0, JWT), data encryption, and OWASP guidelines
• Stay updated with emerging technologies and contribute to technical decision-making

Must-Have Skills:

• PHP: Min 6+ years (PHP 8.2+)
• Laravel: Min 4+ years (Laravel 10/11+)
• JavaScript/TypeScript: Min 3+ years
• Proficiency in MySQL/PostgreSQL and query optimization
• Experience with RESTful API and GraphQL development
• Strong knowledge of Git and version control workflows (GitFlow, trunk-based)
• Experience with Docker and containerization
• Familiarity with CI/CD tools (GitHub Actions, GitLab CI, Jenkins)
• Understanding of cloud services (AWS, GCP, or Azure)
• Experience with message queues (RabbitMQ, Redis Queue, Amazon SQS)
• Knowledge of caching mechanisms (Redis, Varnish)
• Proficiency with project management tools (Jira, Linear, ClickUp)
• Excellent communication skills in English
  

Nice-to-have:

• Experience with headless commerce architectures
• Knowledge of eCommerce platforms APIs: Shopify (Hydrogen/Oxygen), BigCommerce, WooCommerce, Magento/Adobe Commerce
• Experience with AI/ML integrations and working with LLM APIs
• Familiarity with serverless architectures (AWS Lambda, Vercel Functions)
• Knowledge of search engines: Elasticsearch, Algolia, Meilisearch
• Experience with event-driven architecture and CQRS patterns
• Understanding of observability tools (Datadog, New Relic, Sentry)
• Knowledge of infrastructure as code (Terraform, Pulumi)
• SEO fundamentals and performance optimization (Core Web Vitals)
• CSS/Tailwind knowledge for full-stack collaboration
• Experience with automated testing (PHPUnit, Pest, Cypress)

Tech Stack You'll Work With

• Backend: PHP 8.2+, Laravel 11+, Node.js
• Databases: MySQL, PostgreSQL, MongoDB, Redis
• Search: Elasticsearch, Algolia, Meilisearch
• Cloud: AWS / GCP / Azure
• DevOps: Docker, Kubernetes, GitHub Actions, Terraform
• APIs: REST, GraphQL, Webhooks
• AI Tools: OpenAI API, LangChain, Vector Databases

• What’s Your Next Step?
  If you'd like to learn more about Optimum7 before making your decision, we invite you to check out the links below: 
  • Visit our website:
    www.optimum7.com
    
  • Follow us on LinkedIn:
    https://www.linkedin.com/company/optimum-7
    
  
  
• Still Unsure?
• If you are a strategic and hands-on leader ready to shape and scale Optimum7’s engineering operations, we encourage you to apply. This role offers the opportunity to direct a global development team, deliver impactful digital projects, and contribute to the continued growth and innovation of Optimum7.