1GLOBAL
1GLOBAL provides eSIM-based mobile connectivity and an owned global core network for enterprises, consumers, and IoT device makers, sold via subscriptions and wholesale/MVNO services. The privately held company operates as a regulated telecom provider across 40 countries, including MVNO operations in 12 markets, and offers APIs to embed mobile service into brands and apps. Founded in 2022 by Hakan Koç and Pyrros Koussios, it is headquartered in Amsterdam.
Open Positions at 1GLOBAL
11 open positions
1GLOBAL is hiring a foundational Senior AI Engineer to build its central AI platform, governance layer, and internal AI capabilities. The role combines LLM integration, backend engineering, RAG pipelines, MCP servers, and production platform ownership.
Build high-impact .NET features for 1GLOBAL’s global connectivity platform, contributing to scalable architecture, code quality, testing, and full product delivery. This hybrid São Paulo role offers the opportunity to grow toward full-stack development in an international telecom technology company.
Build and evolve telecom mediation and billing services for 1GLOBAL’s global connectivity platform in Lisbon. The role combines feature development, architecture contributions, testing, integrations, and support for resilient, scalable billing systems.
Backend Software Engineer responsible for building resilient, scalable services across 1GLOBAL’s Network API, xSIM Management System, and Recording Platforms. The role focuses on Go or Java backend development, distributed systems, observability, and high-performance telecommunications platforms.
Senior Site Reliability Engineer responsible for improving the stability, scalability, observability, and recovery of global cloud and on-premises infrastructure. The role focuses on carrier-grade reliability through automation, resilience testing, incident response, and SRE practices.
Build and maintain resilient backend systems powering 1GLOBAL’s Network API, xSIM Management System, and mobile compliance recording platforms. The role focuses on scalable distributed services, concurrency, APIs, databases, testing, and observability using Go or Java.
Build resilient, scalable backend systems powering global mobile connectivity, xSIM management, and compliance-recording platforms. This hybrid São Paulo role focuses on Go or Java, distributed systems, APIs, and reliable end-to-end delivery, with onboarding and training in Lisbon.
Build and operate the multi-cloud platform powering 1GLOBAL’s engineering teams across AWS, OCI, StackIT, and OpenStack. The role focuses on Kubernetes, infrastructure automation, networking, security, and shared platform services in a hybrid Lisbon environment.
Oracle ECE Architect responsible for configuring, optimizing, and supporting Oracle’s real-time charging and mediation platforms in a high-volume telecom environment. The role also trains billing staff to operate and monitor these systems accurately and securely.
Lead cloud security and DevSecOps initiatives across AWS and Kubernetes environments, embedding secure-by-default practices throughout the infrastructure lifecycle. This role combines security architecture, automation, vulnerability management, and network threat monitoring across hybrid infrastructure.
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