Senior Backend Developer (Crypto Expertise)

Nasze wymagania: Extensive backend development experience at a senior level in at least one of: Java, Golang or Python. Demonstrable, hands-on experience in cryptography and secure systems; CV must show concrete cryptography work and familiarity with TLS and data encryption. Practical experience with Kubernetes, including both platform infrastructure and management automation. Familiarity with OpenStack and related integration patterns. Proven ability to design and operate complex distributed systems and core services. Experience writing and maintaining unit tests and integration tests for backend systems. Fluent English for technical communication and collaboration. Required technical skills: Java, Golang, Python, Kubernetes, OpenStack, unit testing and integration testing. Mile widziane: Knowledge of KMIP and secure key-management best practices. Experience with Barbican or similar key-management services and open-standards integrations. Familiarity with cloud convergence concepts and ORA architecture. Understanding of scalability and performance optimisation for microservices-based systems. O projekcie: We are seeking a Senior Backend Developer with Crypto expertise to design and implement core backend services for ORA. The person in this role will operate at a senior to near-architect level, delivering secure cloud integration using KMIP and Barbican, applying advanced cryptography knowledge, and contributing to Kubernetes-based infrastructure and management layers. The candidate must demonstrate practical, hands-on experience in cryptography and backend development within distributed systems. Zakres obowiązków: Analyse and validate datasets to ensure high data quality and accuracy Translate business requirements into clear data definitions and technical needs Collaborate with stakeholders to understand how data is used across the organisation Investigate and resolve data quality issues, including root cause analysis Support data engineering teams by providing analytical input and clarification Contribute to the design of data solutions from an analytical perspective Document data models, mappings, and business definitions Support testing and validation of data deliveries and transformations Write and optimise SQL queries for data analysis and reporting Assist with minor adjustments in data pipelines when required Oferujemy: Competitive compensation and benefits package commensurate with experience. Opportunities for professional development and technical leadership within security-focused cloud projects. Work in a collaborative, technically rigorous environment emphasising secure, open-standard solutions. Engagement with open-source technologies and standards-driven architectures. Remote work Unique TEAL culture, relationship- and respect-driven community, non-corporate atmosphere. Agile approach and no bureaucracy. Outstanding integration trips to various places in Europe for all employees. Activities to support your well-being and health. Luxmed Gold Extended medical care and Multisport Plus benefit.