Senior Backend Developer

Company Detail CU Rise Analytics is a Virginia based CUSO with global operations that was started with the sole mission of helping credit unions better understand, serve and support their members in the most effective & efficient manner. CU Rise s service offering centers around bringing Data Science and forward-looking Data Technologies to our clients. Our core competencies are Data Analytics, Predictive Modelling, Business Intelligence & Technology services. We are the only Pure-play analytics company focused on bringing this expertise to credit unions. Trellance is a leading provider of business analytics and technology consulting for credit unions, helping them meet the financial needs of today s digital consumer. With a comprehensive suite of data science solutions, professional staffing and professional services, the Trellance team ensures credit unions increase efficiency, manage risk, and improve member experience. As credit unions tech partner, Trellance brings them to the next frontiers of fintech, filled with powerful tools such as artificial intelligence and machine learning. Data In. Insights out. Learn more at Trellance.com Designation: Sr. Backend Developer Experience: 5+years Job Description We re seeking an experienced Backend Developer to join our engineering team. In this role, you ll design, develop, and maintain robust, scalable, and performant backend services using FastAPI, SQLAlchemy, and PostgreSQL. You ll collaborate with cross-functional teams to implement business logic, API endpoints, and database solutions while adhering to our comprehensive development standards. Key Responsibilities Design and develop RESTful APIs using FastAPI following our established API standards and best practices Implement robust data models and database interactions using SQLAlchemy and PostgreSQL Develop and maintain core business logic in service and repository layers Write comprehensive unit, integration, and end-to-end tests for all code Create clear, detailed documentation for code, APIs, and architectural decisions Collaborate with frontend developers to define API contracts and integration points Implement and maintain high availability patterns and performance optimizations Participate in code reviews, providing constructive feedback to peers Troubleshoot and resolve complex technical issues across the application stack Contribute to architectural decisions and help evolve our technology standards Required Skills and Experience 5+ years of professional experience in backend development Strong proficiency in Python (3.9+) with solid understanding of type hints, async/await, and modern Python features 2+ years of production experience with FastAPI hosted on Azure Cloud. Proficiency with relational databases, particularly PostgreSQL Working knowledge of SQLAlchemy Experience implementing RESTful APIs and understanding of API design principles Strong understanding of software testing approaches (unit, integration, end-to-end) Familiarity with containerization (Docker) and container orchestration Experience with Git version control and CI/CD pipelines Knowledge of secure coding practices and common security vulnerabilities Preferred Qualifications Experience with Pydantic for data validation and schema definition Familiarity with PostgreSQL advanced features (JSONB, full-text search, etc.) Experience with asynchronous programming in Python Experience with Uvicorn, an ASGI web server, for Python. Understanding of infrastructure as code (Terraform, AWS CloudFormation) Experience with Kubernetes in production environments Understanding of event-driven architectures and message brokers Exposure to microservices architecture patterns Experience with monitoring and observability tools Contributions to open-source projects Technical Competencies Python 3.9+ features and language constructs Type hints and static type checking with mypy Error handling and exception management Asynchronous programming with asyncio Documentation using Google-style docstrings Web Frameworks and APIs FastAPI application development and organization API design and RESTful principles Request validation and response formatting Authentication and authorization implementation Performance optimization techniques Database PostgreSQL schema design and optimization SQLAlchemy ORM and Core Query optimization and performance tuning Transaction management Database migrations with Alembic Testing Test-driven development practices Unit testing with pytest Integration testing for APIs and databases Mocking and fixtures Code coverage analysis DevOps and Infrastructure Docker containerization CI/CD pipeline configuration Infrastructure as code concepts Monitoring and logging implementation High availability patterns Development Standards Expertise The ideal candidate will demonstrate an understanding of and commitment to: Domain-driven design principles API-first development approach Test-driven development Security by design Continuous delivery practices Comprehensive documentation Code quality and maintainability Performance optimization Error handling best practices