Backend Developer Python
hace 2 días
Hybrid role: 3 days per week at the office in Valencia (Spain) Because it's not just about the money, it's also about the work environment and appreciation. It's about creating the best team setup you can imagine and getting involved in the things you're passionate about. And you can be a part of it, because it's fun to get things done Based on this conviction, Principal33 aligns its strategy around its vision: to become a leading IT service company and a better working-life balance. As a Backend Developer you will play a key role in building robust, scalable systems that support AI-driven products operating in real time. You will work on an AI-powered video analytics platform focused on real-time detection and alerting . The platform processes live video streams and generates alerts when predefined events occur. Your work will ensure that the backend systems are secure, reliable, and ready to scale as the platform grows. Design, develop, and maintain backend services in C# (.NET Core) for the SaaS platform Design and manage database schemas and data access layers using Entity Framework Core , ensuring performance and data integrity Build and maintain secure, well-documented REST APIs consumed by frontend and other services Implement backend business logic using DDD and Clean Architecture principles , ensuring clean separation of concerns Design and operate microservice-based and event-driven systems , including inter-service communication via Apache Kafka Implement authentication and authorization (RBAC) using ORY Kratos & ORY Keto , ensuring secure access control Support real-time system behavior and live updates using SignalR where applicable Collaborate with frontend, AI, and platform teams to design and integrate end-to-end features Ensure backend systems meet high standards of scalability, reliability, security, and observability Write and maintain unit and integration tests to ensure system stability and correctness Participate in architectural decisions and contribute to the long-term evolution of the backend platform Strong professional experience as a Backend Developer working with C# and .NET Core Proven experience in database design and data access using Entity Framework Core or equivalent ORMs Solid understanding and practical application of DDD and Clean Architecture in backend development Experience implementing authentication and authorization , including role-based access control (RBAC) Experience working with microservices and inter-service communication , including Apache Kafka Exposure to real-time systems and technologies such as SignalR Strong experience writing and maintaining unit and integration tests Exposure to Python services within a heterogeneous backend ecosystem (REST APIs, Kafka-based communication) Experience supporting AI-driven, data-intensive, or video analytics platforms Flexible work hours Private medical insurance Office that takes care of your well-being and on top of all we are pet friendly, bring your pet to the office Fridge full of snacks at the office, healthy ones and not so healthy as well Continuous training, we will help you improve your technical skills, evolve in the tech community and develop as a professional. We are an active part of the tech-community. You may have the opportunity to attend and participate in local and international tech-events.
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Backend Developer
hace 4 semanas
Valencia, España LAUDE A tiempo completoEstamos buscando un/a Python Backend Developer para incorporarse a un equipo dinámico que trabaja en proyectos innovadores basados en microservicios y tecnologías cloud. Si te apasiona el desarrollo backend de alta calidad ¡queremos conocerte!Responsabilidades:Desarrollo y mantenimiento de aplicaciones backend basadas en microservicios.Implementación de...
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Senior Python Developer
hace 6 días
Valencia, España Lufthansa Technik A tiempo completoJoin to apply for the Senior Python Developer role at Lufthansa Technik Join to apply for the Senior Python Developer role at Lufthansa Technik What does your next dream challenge look like? How about working with aircraft data on a state of the art, cloud native technology stack, powering predictive maintenance analytics?TasksWe’re looking for someone to...
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Senior Python Developer
hace 4 días
Valencia, España Lufthansa Technik A tiempo completoJoin to apply for the Senior Python Developer role at Lufthansa TechnikJoin to apply for the Senior Python Developer role at Lufthansa TechnikWhat does your next dream challenge look like? How about working with aircraft data on a state of the art, cloud native technology stack, powering predictive maintenance analytics?TasksWe’re looking for someone to...
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Backend Developer Python
hace 2 semanas
Valencia, España Capitole A tiempo completoEstamos buscando un/a Senior Backend Developer con +5 años de experiencia, para colaborar en la mejora y escalabilidad de la plataforma de e-commerce en una compañía de retail líder a nivel global .En tu dia a dia tendrás un rol activo en todo el ciclo de vida del desarrollo , participarás en decisiones de arquitectura y serás parte clave de un equipo...
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Backend Developer Python
hace 5 días
Valencia, España Capitole A tiempo completoEstamos buscando un/a Senior Backend Developer con +5 años de experiencia, para colaborar en la mejora y escalabilidad de la plataforma de e-commerce en una compañía de retail líder a nivel global .En tu dia a dia tendrás un rol activo en todo el ciclo de vida del desarrollo , participarás en decisiones de arquitectura y serás parte clave de un equipo...
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Python Developer
hace 2 días
Valencia, España HAYS A tiempo completoPython Developer - 100% remotoDesde Hays, estamos trabajando para una empresa de producto propio de la comunidad valenciana que busca incorporar un Python BackEnd Developer a su equipo de desarrollo.Trabajarás en un proyecto de datos con alto porcentaje de desarrollos donde realizarás el desarrollo de APIS, procesos de procesamiento masivo, integración...
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Fullstack React/ Python Developer
hace 1 semana
Valencia, España Intellias A tiempo completoSenior FullStack Developer (Python/React)¿Tiene las habilidades necesarias para este puesto? Lea todos los detalles a continuación y presente su candidatura hoy mismo.Location: Remote from Spain (Spanish employment contract)Our client is a fast-growing startup that is on a mission to change the deskless work experience. They created a management platform...
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Senior Backend Engineer | Python
hace 2 semanas
Valencia, España Datamaran A tiempo completoA mission-driven sustainability-tech company in Valencia is searching for an experienced Backend Developer to build and enhance backend services using Python and FastAPI. The ideal candidate has over 7 years of experience and possesses a strong background in API design and backend architecture. This role emphasizes teamwork, continuous learning, and driving...
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Python Developer
hace 1 semana
Valencia, España Signicat A tiempo completoA Pan-European Digital Identity Service Provider is seeking a Python Developer to join a multinational team focused on building innovative machine learning applications. The role involves developing RESTful APIs, improving application performance, and collaborating with various technical teams. Candidates should have a degree in Computer Science and at least...
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Python Developer
hace 2 semanas
Valencia, España Signicat A tiempo completoA Pan-European Digital Identity Service Provider is seeking a Python Developer to join a multinational team focused on building innovative machine learning applications.Para presentar una candidatura, simplemente lea la siguiente descripción del puesto y asegúrese de adjuntar los documentos pertinentes.The role involves developing RESTful APIs, improving...
