Senior Backend Developer

We are looking for a Senior Developer to support the design, development, and optimization of scalable backend systems. This role is ideal for someone with strong SQL and Python expertise, hands-on experience with Django/DRF, and a solid understanding of database architecture, performance, and secure application development. Duties / Task to perform Design, develop, and maintain backend services using Python, Django, and Django REST Framework. Work with PostgreSQL databases, including schema design, indexing, query optimization, and performance tuning. Support logging, monitoring, and troubleshooting using the ELK stack. Build and maintain containerized environments using Docker. Apply secure development practices, including encryption and authentication methods. Work with Redis for caching, performance improvement, and backend support. Collaborate on cloud-based solutions using AWS services as needed. Support asynchronous task processing with Celery when applicable. Contribute to real-time application features using WebSockets when required. Senior-level experience as a backend developer. Strong proficiency in SQL and Python. Hands-on experience with PostgreSQL. Experience with Django and Django REST Framework. Strong understanding of database structures, indexing, query optimization, and general database design. Experience with Docker. Familiarity with ELK stack for logging and monitoring. Working knowledge of AWS; deep expertise is not required. Knowledge of encryption and authentication methods. Experience with Redis. Celery experience is a strong plus. WebSockets experience is a strong plus. Strong problem-solving skills and ability to work independently in a remote environment. Schedule: Monday to Friday, 6:00 AM to 2:00 PM (GMT -5:00) Eastern Time (US & Canada), Bogotá, Lima Fully remote work environment Stable, long-term collaboration Clear scope of responsibilities and structured workflows Training and onboarding support 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.