Senior Backend Engineer

At ioet , a leading software company with a talented team across LATAM, we provide Software Engineering as a service to clients worldwide. Join us for exciting professional challenges, working on projects ranging from innovative startups to globally recognized brands. Our positions are full-time, remote, and offer competitive compensation in USD. We are looking for a Senior Backend Developer with strong expertise in Python and PostgreSQL . The role requires familiarity with Redis, AWS, Datadog , and messaging systems such as RabbitMQ or Kafka . You will collaborate closely with technical and non-technical teams, external vendors, and stakeholders, so strong communication skills and the ability to clarify requirements are essential. This role also requires experience working on financial systems or projects involving transactions, revenue, payments, financial reporting, and process automation , where data accuracy, reliability, and traceability are critical. Requirements: 5+ years of experience as a Backend Engineer, including at least 1–2 years of recent hands-on experience with Python . Strong proficiency in Python for backend development. Strong proficiency in PostgreSQL and relational database concepts. Experience working on financial projects or systems , including areas such as: Financial transactions, Revenue processing, Payments, Financial reporting, Financial process automation Experience building, maintaining, and improving API performance , scalability, and reliability. Experience with caching systems such as Redis. Practical experience using AI-assisted development tools such as Claude Code, Codex, or similar as part of the daily development workflow. Familiarity with AWS and cloud-based environments. Experience with Datadog or other monitoring and observability tools. Familiarity with Kubernetes . Strong problem-solving skills and ability to work effectively in cross-functional environments. Advanced English proficiency , with excellent verbal and written communication skills. Send your application and CV in English (mandatory) Based in Latin America Nice to have: Hands-on experience with RabbitMQ or Kafka in production environments. Experience working with distributed or event-driven systems . Experience working with AI agents or AI-powered backend workflows. Experience improving backend reliability, observability, or performance. Experience collaborating directly with finance, operations, or external payment/service providers. Experience integrating Customer Support platforms with internal backend systems or automation workflows. Benefits: Remote work Flexible schedule Collaboration with international clients USD compensation Paid Holidays and Vacations Paid family and sick leaves English classes Educational and wellness bonus Structured career plan with regular salary reviews Emphasis on personal growth and mentorship Are you ready to be part of the ioet journey? Get your CV in English and Apply Now. If you are curious to know more about our culture, technologies, and blogs, visit www.ioet.com