python developer for quote generation

Expereo provides managed internet, SD-WAN/SASE, and cloud connectivity solutions to enterprises and government sites worldwide. Its intelligent internet platform helps customers manage internet performance and provides visibility, control, and security.

• Implement and maintain business logic for the quote engine, partner integrations, and internal services, including supplier selection, service bundling, routing rules, and product validation
• Explore, document, and integrate heterogeneous external data sources needed to execute business logic
• Ensure outputs are auditable and explainable to commercial stakeholders
• Validate model outputs against historical data and measure and report prediction reliability
• Optimize the operational value of partner integrations
• Define API contracts, manage versioning, and prevent silent breakage for downstream consumers
• Write clear, well-documented API interfaces with explicit input/output contracts and error handling
• Coordinate with the Platform engineer on service integration and maintain separation of concerns between components
• Maintain API documentation
• Refactor and clean up existing Python/C# code to reduce complexity, improve testability, and meet production engineering standards
• Write unit and integration tests that provide confidence beyond coverage numbers
• Apply Git, code review, and CI practices; ensure code is reviewed and reproducible without intervention
• Document non-obvious logic so knowledge can be transferred
• Collaborate with the Commercial teams, Quote Engine lead, and Platform engineer
• Participate in sprint reviews, propose approaches, and flag risks early

• Advanced Python and the ability to write clean, tested, reusable code
• Experience designing and maintaining REST APIs with clear contracts, versioning, and proper error handling
• Software engineering discipline, including testing, code review, and Git
• Ability to work in a mixed-language codebase and read Python/C# code and understand integration points
• Будет плюсом: C#, AWS services (Lambda, API Gateway, S3) or equivalent cloud infrastructure, API specification tooling (OpenAPI/Swagger, Pydantic, etc.), Python packaging, dependency management, CI pipelines, constraint-solving tools such as OR-Tools or PuLP in real-world settings, experience in B2B SaaS, telecom, or logistics where algorithmic correctness has commercial stakes, performance profiling and optimization in Python

• Competitive compensation
• Pension Plan
• 25 Days Holidays