Senior Backend Python Developer

About the position

Role Overview We’re looking for a Backend Python Developer to take ownership of product development across backend systems. You’ll work across the full development lifecycle — from architecture and implementation through to deployment — partnering closely with Product and Engineering. Must Have (Non-Negotiable) Strong hands-on experience with Python in production environments 8+ years of experience building scalable, high-quality software applications Deep understanding of backend architecture and RESTful API design Strong experience with relational databases (PostgreSQL preferred) Hands-on experience with AWS Proven ability to design, build, and ship end-to-end features independently Nice to Have TypeScript PHP Basic familiarity with JavaScript Elasticsearch Snowflake or modern data warehousing platforms Familiarity with GCP Key Responsibilities Product Development: Lead the development efforts, taking ownership of the entire product lifecycle from ideation to implementation. Collaborate with cross-functional teams, including product managers and engineers, to deliver high-quality products. Technical Leadership: Apply expertise in technologies to drive the adoption of new architectures and design patterns for our products. Mentor and guide junior developers, fostering a culture of continuous learning and improvement within the team. Innovation and Best Practices: Actively contribute to the evolution of our technical stack, ensuring it aligns with industry standards and supports scalability and maintainability. Cross-Functional Collaboration: Work closely with cross-functional teams to ensure backend systems effectively support product requirements. Your Professional Qualifications 🌟 Core Experience & Technical Skills Extensive Experience: 8+ years of professional experience as a Software Engineer delivering high-quality, scalable applications. Mandatory Backend Expertise: Proven, in-depth experience with Python Database Proficiency: Strong experience with relational databases, specifically PostgreSQL (Postgres). Search & Indexing: Direct experience designing, implementing, and optimizing solutions using Elasticsearch. Cloud Computing: Hands-on experience with AWS (mandatory), with familiarity with GCP as a bonus. Data Warehouse (Nice to Have): Experience working with modern data warehousing solutions like Snowflake. 🏗️ Architecture & Design Component Design: Experience with a shared component design paradigm utilizing controller-based patterns. Application Implementation: Proven track record of implementing applications effectively using established style guides and detailed wireframes. Backend Principles: Strong understanding of backend architecture principles and best practices for RESTful design. 📈 Development Methodologies & Teamwork Agile Development: Comfortable working in Agile environments and proficient in Test-Driven Development (TDD) methodologies. Collaboration: Highly team-oriented and collaborative, with the proven capacity to mentor junior team members and elevate team skill levels. Leadership & Communication: Demonstrated leadership ability combined with excellent written and verbal English skills. About Mozaiq Mozaiq is a fully remote team with roots in the US and Eastern Europe. We build powerful, cross-functional teams that support some of the most sophisticated tech and marketing organizations in the world. 🌐 Global Family: A tight-knit, multicultural, remote-first team 💼 Meaningful Work: Support world-class brands and products 🤝 Inclusive Culture: We prioritize collaboration, clarity, and growth Perks & Benefits 🌍 Work from anywhere ⏳ Flexible hours 🏝 Paid time off + holidays 🛫 Team offsites 🩺 Subsidised Health insurance

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