Python Application Engineer

Python Application Engineer Optomi, in partnership with a leading fintech company, is looking for a Python Application Engineer. The selected candidate will be responsible for building a custom framework using Python, focusing on backend development with FastAPI and Flask. The role involves developing scalable applications, deploying APIs to AWS, and orchestrating AWS services like step functions, ECS, and Lambda. A growth mindset and understanding of CI/CD pipelines are essential.What the right candidate will enjoy!Working on cutting-edge fintech projects!Work with a company named one of Fortune’s 100 Best Companies to Work For in 2026!Join a team that is scaling up, with room to learn, lead, and make a real impact!Be part of an innovative, collaborative culture that values continuous learning and career growth!Experience of the right candidate:Strong proficiency in PythonObject-oriented programming skillsExperience with FastAPI, Flask, and backend developmentAbility to build APIs and deploy to AWSExperience in AWS orchestration, step functions, ECS, lambdaUnderstanding of CI/CD pipelinesGrowth mindsetResponsibilities of the right candidate:Design and build custom Python-based frameworks for data ingestion, processing, and loading, with scalability in mindDevelop and maintain backend applications and APIs using FastAPI (and Flask) following object-oriented programming best practicesDeploy Python applications and APIs to AWS, using services such as Lambda, ECS, and Step Functions for orchestrationOwn the deployment lifecycle end to end, including building and maintaining CI/CD pipelines, since there is no dedicated DevOps teamApply core programming concepts and sound software design principles to create reusable, scalable, maintainable codeCollaborate with the team as it scales up, helping onboard, share knowledge, and keep standards consistentLeverage agentic coding tools and Copilot AI to speed up development and improve code qualityContinuously learn and adapt to new tools, technologies, and ways of working