senior backend developer — python

توضیحات آگهی

Role Overview We are looking for a Senior Backend Developer to design develop maintain and improve enterprise grade applications built with Python The role is primarily backend focused and requires strong hands on development skills architecture awareness problem solving ability and experience working with complex business workflows integrations and data driven systems Previous experience with Frappe Framework or ERPNext is a strong advantage but is not mandatory Candidates with solid Python backend experience and the ability to quickly learn framework specific concepts are encouraged to apply Experience with frontend development particularly Vue js is also considered an advantage Key Responsibilities Design develop and maintain backend services and business applications using Python Implement business rules workflows APIs background jobs integrations and data processing components Review and improve existing code for security performance maintainability and scalability Design database schemas optimize queries and manage migrations and data changes Develop integrations with internal and external systems using REST APIs webhooks and asynchronous processing Write unit integration and regression tests for critical functionality Troubleshoot complex technical issues and identify root causes Participate in code reviews and contribute to engineering standards and best practices Work closely with Product QA DevOps and other technical stakeholders Support containerized development and deployment environments Use AI assisted development tools to improve coding debugging testing documentation and development productivity Required Skills 5 years of professional software development experience Strong backend development experience with Python Strong understanding of object oriented programming modular design clean code and software design principles Experience designing and implementing REST APIs and system integrations Strong knowledge of relational databases such as MariaDB MySQL or PostgreSQL Experience with database schema design indexing transactions migrations and query optimization Experience with Redis caching queues or asynchronous processing Experience with Git pull requests code reviews and collaborative development Familiarity with Docker Docker Compose Linux and CI CD pipelines Strong debugging analytical and problem solving skills Ability to understand and improve an existing codebase Good written and verbal technical communication skills Preferred Skills Hands on experience with Frappe Framework or ERPNext Experience developing custom Frappe applications Familiarity with Frappe DocTypes controllers hooks workflows permissions background jobs reports and migrations Experience with enterprise applications ERP systems or workflow driven platforms Experience with Vue js JavaScript or TypeScript Familiarity with Vue 3 Composition API Vite or Tailwind CSS Experience with automated testing using pytest or similar frameworks Familiarity with application security authentication authorization OWASP practices and secrets management Experience with AWS or other cloud platforms Experience with infrastructure automation or infrastructure as code Familiarity with event driven architecture and loosely coupled system design AI Assisted Development Experience using AI assisted development tools such as Claude Code OpenAI Codex GitHub Copilot Kiro Cursor or similar tools is highly valued The candidate should be able to use prompt engineering structured technical instructions and effective context definition to improve code generation debugging testing documentation and overall development quality Key Competencies Strong backend engineering skills Hands on problem solving Code quality and maintainability Architecture awareness Performance and security mindset Ability to learn new frameworks quickly Effective use of AI assisted development tools Ownership and accountability Pragmatic decision making Clear technical communication تهران تهران آرژانتین تمام وقت گروه حمل و نقل بین المللی ادمیرال کارشناس ارشد جنسیت تفاوتی ندارد حمل و نقل ترابری