Senior Backend Developer

# Senior Backend Developer > Freelance Latin America · Venezuela, Bolivarian Republic of (Remote) · Full-time · Posted 2026-10-12 **Workplace:** remote **Department:** IT ## Description We are looking for an experienced **Senior Backend Developer** with strong expertise in Python, Django, and PostgreSQL to support the development, optimization, and maintenance of scalable backend applications. The ideal candidate has a solid understanding of database architecture, API development, system performance, and security best practices. This role is ideal for a detail-oriented developer who enjoys solving complex technical challenges and building reliable, high-performance solutions. **Duties / Task to Perform** - Develop, maintain, and optimize backend applications using Python, Django, and Django REST Framework (DRF). - Design and manage PostgreSQL databases, ensuring efficient data structures, indexing, and query optimization. - Build and maintain RESTful APIs to support application functionality and system integrations. - Analyze and improve database performance, scalability, and overall system efficiency. - Implement and maintain logging and monitoring solutions using the ELK Stack (Elasticsearch, Logstash, and Kibana). - Work with Docker to containerize applications and maintain consistent development environments. - Support application deployment and infrastructure-related tasks using AWS services. - Apply encryption, authentication, and security best practices to protect applications and sensitive data. - Implement and optimize caching and data management solutions using Redis. - Troubleshoot backend issues, identify performance bottlenecks, and implement effective technical solutions. - Collaborate with technical teams to maintain code quality, reliability, and application performance. ## Requirements - Strong professional experience in backend development, preferably at a senior level. - Advanced proficiency in **Python and SQL**. - Strong hands-on experience with **Django and Django REST Framework (DRF)**. - Solid knowledge of **PostgreSQL**, including database design, indexing, query optimization, and performance tuning. - Experience using the **ELK Stack** for application logging, monitoring, and troubleshooting. - Practical experience with **Docker** and containerized applications. - Working knowledge of **AWS** services and cloud environments; deep expertise is not required. - Understanding of encryption techniques, authentication methods, and backend security practices. - Experience with **Redis** for caching or data management. - Strong analytical thinking, troubleshooting skills, and ability to solve complex technical problems. - Ability to work independently, manage technical priorities, and contribute to scalable backend solutions. **Nice to Have** - Experience with **Celery** for asynchronous task processing and background jobs. - Familiarity with **WebSockets** for real-time communication and application functionality. **Schedule: Monday to Friday, 6:00am to 2:00pm (EST)** ## Benefits - Stable, long-term collaboration - Clear scope of responsibilities and structured workflows - Opportunity to learn established project management processes and technical workflows - Opportunity to work with international teams - Exposure to modern tools and professional processes - Supportive and collaborative work culture - Opportunity for skill development and career growth ### 📌 Before You Apply, Please Read: At Freelance Latin America, we’re excited to connect you with meaningful remote opportunities. However, we want to be clear: ⏰ These are professional roles with set schedules defined by the client. Consistent availability is expected. You will have a set work schedule determined by the client, and you are expected to be present during those hours. 🤝 You will be part of the client’s team. You’ll follow their company guidelines, communication practices, and workflows, ensuring seamless collaboration. 📈 KPIs and goals matter. Your performance will be measured to ensure alignment with client expectations and project objectives. 🧑‍🏫 Training may be required. You might need to complete training to fully understand your role, tools, and client processes. 🎯 Commitment and responsibility are essential. We work with clients who rely on your dedication to deliver consistent, high-quality results. This is key to building trust and long-term partnerships. 🚀 Ready to grow your career with us? Apply only if you are ready to commit, learn, and take ownership of your role. ## Apply [Apply at Freelance Latin America](https://apply.workable.com/freelance-latin-america/j/57281D0E8D/apply) --- Powered by [Workable](https://www.workable.com)