• Contract position for a Sr Java Developer • Work remotely with a focus on Java, Spring Boot, Angular, TypeScript, and microservices • Participate in Agile team processes and contribute to software development projects

Join our team to reshape digital logistics through our Cargo Delivery Platform, a core product that drives real operational value in cargo transport and delivery. As a Senior Golang Engineer, you'll build and evolve event-driven, scalable services that connect business, carriers, customers, and systems across Europe and China - ensuring reliable, efficient delivery flows. You'll work in a focused, product-oriented agile team that owns the platform end-to-end - from design to production. We value engineers who take full ownership, are proactive, thrive on autonomy, bring deep understanding of Go best practices, performance optimization, and distributed architecture with a strong interest in tackling the challenges of large‐scale logistics systems and delivering reliable, high‐impact solutions. Here, your work directly impacts users, delivery speed, and business outcomes. Responsibilities: - Develop and maintain the core Cargo Delivery Platform logic using Go; - Design, build, and support RESTful APIs that integrate internal and external systems; - Contribute to system design and architecture discussions, shaping integration patterns across the enterprise platform; - Take ownership of features from design through deployment, ensuring long‐term reliability and maintainability; - Uphold high code quality standards through automated testing, peer reviews, and best practices; - Collaborate closely with other engineers and product managers to deliver reliable features in an Agile environment. Requirements: - 5+ years of experience with Golang, with proven experience delivering production‐grade backend systems; - Proficient in system design and enterprise architectures: CQRS, event‐driven, or microservice patterns; - You bring solid hands-on experience with microservices and distributed systems, including debugging and tracing across services; - Hands-on experience with AWS, including containerization, and CI/CD automation; - Strong knowledge of SQL databases, schema design, and query optimization; - Have full‐stack experience with React or Next.js, enabling you to contribute to end‐to‐end feature delivery; - Proficiency in diagnosing and resolving complex technical issues, with a solution-oriented approach; - You are a self-driven and accountable professional with a strong Agile mindset-someone who takes ownership from concept to delivery and drives progress without waiting for direction. You excel at breaking down complex problems into iterative, achievable deliverables and ensuring committed outcomes. Will be a plus: - Strong hands‐on experience with containerization and orchestration (Docker, Kubernetes); - Bring solid DevOps skills, including infrastructure management, CI/CD pipelines, and observability tooling; - Have exposure to Elasticsearch or similar search technologies; - Possess domain knowledge in logistics, cargo delivery, supply chain, or enterprise systems. What we offer: - Direct cooperation with the already successful, long-term, and growing project; - Truly competitive salary; - Bookkeeping by a professional accountant; - Help and support from our caring HR team.

BlackStone eIT is actively looking for a Senior .NET Developer to join our dedicated team. You will be an integral part of our development efforts, focusing on crafting high-quality, scalable web applications and services. This role will require a blend of expertise in software development and excellent collaboration skills to ensure project success. Primary Responsibilities: - Architect, develop, and maintain software applications using the .NET framework and related technologies. - Work closely with cross-functional teams to gather and analyze requirements, translating them into technical specifications. - Implement best practices and ensure code quality through code reviews and testing. - Troubleshoot and resolve issues in existing applications to enhance performance and reliability. - Participate in the full software development lifecycle, from planning to deployment and maintenance. - Stay abreast of new technologies and trends to innovate and improve software solutions.

• Desarrollar y mantener una **plataforma e-commerce eficiente y escalable** en React y Node.js. • Implementar **buenas prácticas de seguridad, testing y documentación**. • Garantizar una **experiencia de usuario optimizada** y un backend **robusto y escalable**. • Participar en **despliegues y automatización de procesos** con CI/CD.