Senior AI Engineer (with Backend & Platform experience)

📋 Job Overview

1GLOBAL is a technology-driven global mobile communications provider helping enterprises and consumer brands deliver seamless connectivity worldwide. We are building a new AI team within Engineering, tasked with driving AI adoption across 1GLOBAL. This is a foundational hire for the team, where you will work alongside a dedicated product manager and engineering team lead to set the technical direction and build the systems that the rest of the AI function will grow on.

🏢 About 1GLOBAL

1GLOBAL is a technology-driven global mobile communications provider helping enterprises and consumer brands deliver seamless connectivity worldwide. Powered by a best-in-class telecom platform, proprietary eSIM technology, and its own mobile core network across 15 countries, 1GLOBAL operates as a fully regulated telecommunications provider in 43 countries. Founded in 2022, 1GLOBAL has rapidly become one of Europe's fastest-growing telecom technology companies, connecting more than 80 million people and devices globally.

🎯 The Role

You will be responsible for designing and building central AI platform development and governance, engineering the technical architecture of 1GLOBAL’s internal AI tools and MCP servers, building secure ingestion and indexing pipelines for internal knowledge sources, developing backend services and APIs that expose AI capabilities, establishing engineering standards for the AI function, and owning the full development lifecycle from requirements through production monitoring.

✅ Key Responsibilities

• Design and build central AI platform development and governance: AWS Bedrock fronted by an LLM gateway (LiteLLM, Portkey, or similar).
• Engineer the technical architecture of 1GLOBAL’s internal AI tools and MCP servers, including RAG pipelines, vector search, LLM integration, and conversational interfaces.
• Build secure ingestion and indexing pipelines for internal knowledge sources (Confluence, SharePoint, document repositories, internal APIs) with appropriate access controls.
• Develop backend services and APIs that expose AI capabilities to internal users and, over time, to product teams building customer-facing features.
• Establish engineering standards for the AI function: testing, deployment, monitoring, and model evaluation frameworks.
• Own the full development lifecycle from requirements through production monitoring, with a bias toward shipping and iterating.

📌 Required Qualifications

• 5+ years of software engineering experience, with meaningful recent work integrating LLMs into real systems.
• Strong generalist backend engineer. Python proficiency is expected.
• Hands-on experience with AI gateways or model routing layers such as LiteLLM, Portkey, or AWS Bedrock.
• Practical experience building MCP servers, or strong fluency with similar tool-calling and agent integration patterns.
• Power user of AI coding agents (Claude Code, Codex, or similar).
• Working knowledge of RAG, vector search, and LLM evaluation.
• Comfortable with CI/CD, containerization (Docker, Kubernetes), and infrastructure-as-code.
• Familiarity with data security practices - PII handling, access controls, data classification.
• Strong communicator. Fluent in English.
• Self-directed and comfortable with ambiguity.

🎁 Benefits

Growth Opportunities: Advance your career in one of the fastest growing telecommunications companies, expanding over 50% year-on-year under the leadership of successful tech entrepreneurs. Major Transaction Exposure: Be in the driver’s seat for transactions that will have an impact on the future telco industry. Work with a Talented Team: Collaborate daily with the most capable and renowned external advisors and constantly being exposed to talented and driven individuals. Dynamic Work Environment: Thrive in a collaborative, fast-paced workplace where innovation is encouraged, and every contribution counts. Professional Development: Work alongside industry experts to enhance your skills and knowledge in a cutting-edge field. International Experience: Gain opportunities to work in different 1GLOBAL offices around the world as you grow within the company. Open Communication Culture: Join a team where your ideas are heard, and open dialogue is encouraged, fostering a supportive and transparent work environment. Get Things Done Attitude: Be part of a results-driven team that values efficiency, creativity, and the drive to make a tangible impact in the industry.

🛂 Visa & Eligibility

1GLOBAL is an equal opportunity employer, we value your character as much as your talent. Diversity drives our innovation, and we offer a collaborative, dynamic, and international work environment.