About
We are reimagining the phone. AI phones need to be proactive, intuitive, intelligent and low cost. This is a mission critical for rest of the world to adopt intelligence.
There are over 5 billion people using everyday applications such as email, messaging, notes, tasks, and calendars, yet most are not AI-native. Our mission is to build proactive applications and devices that bring intelligence into daily conversations, coordination and workflows, with minimal prompting.
Focus: Building agent capabilities, context, memory and orchestration.
Responsibilities
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Implement agent workflows and orchestration.
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Build integrations with different tools and applications.
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Develop context retrieval and memory mechanisms.
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Implement multi-step task execution.
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Support long-running workflows and state management.
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Improve agent reliability and execution accuracy.
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Integrate local and cloud model providers.
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Build evaluation and regression tests for agent workflows.
Requirements
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Strong backend or AI application engineering experience.
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Python, Go or TypeScript.
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Experience with LLM APIs and tool calling.
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Experience building AI applications or agent workflows.
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Strong API and distributed systems knowledge.
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Good understanding of state management and asynchronous execution.
Nice to have
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Production agent infrastructure.
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RAG, memory and context engineering.
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Model routing and inference optimization.
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Experience with mobile or operating-system integrations.
AI Phone - Agentic Engineer in London employer: BJAK
ActAI is an exceptional employer that fosters a high-performance culture where every team member is empowered to contribute directly to the company's success. With a focus on continuous improvement and employee development, we offer robust frameworks for performance management and career growth, all within a dynamic and fast-paced environment. Our commitment to innovation and efficiency ensures that you will be part of a team that values your insights and encourages independent thinking, making it a truly rewarding place to work.
