Technical Lead, Machine Learning
Role Summary
Join Bjak as a Technical Lead, Machine Learning in the UK to guide the execution of scalable AI solutions and impact user workflows.
About the Organisation
There are over 5 billion users using basic applications today such email, notes, tasks that are not AI-native. Our mission is to build a proactive smart assistant for everyday users to bring intelligence to conversations, errands, organising and workflows, with minimal prompting.
Our product focuses on achieving high reliability for long-running workflows, persistent context, and real-world task completion. The system must handle multi-step reasoning, interact with external tools, and remain reliable despite non-deterministic model behavior. Our objective is to help users complete tasks daily enjoyable with over ~90%* reduced time.
Key Responsibilities
- Own end-to-end ML system execution: data pipelines, training workflows, evaluation systems, inference architecture, and deployment.
- Fine-tune and adapt models using state-of-the-art methods such as LoRA, QLoRA, SFT, DPO, and distillation.
- Architect and operate scalable inference systems, balancing latency, cost, and reliability.
- Design and maintain data systems for high-quality synthetic and real-world training data.
- Implement evaluation pipelines covering performance, robustness, safety, and bias, in partnership with research leadership.
- Own production deployment, including GPU optimization, memory efficiency, latency reduction, and scaling policies.
- Collaborate closely with application engineering to integrate ML systems cleanly into backend, mobile, and desktop products.
- Make pragmatic trade-offs and ship improvements quickly, learning from real usage.
- Work under real production constraints: latency, cost, reliability, and safety
Requirements
Eligibility Criteria
The job does not clearly state eligibility for applicants needing visa sponsorship.
⚠️ Disclaimer: PathwayAI Africa does not guarantee employment, scholarships, visas, or admission. Always verify all opportunities through official sources before submitting personal information.
Check if You Qualify
Upload your CV to compare it against this specific opportunity. You can still apply even if improvements are recommended.