Principal AI/ML Engineer

What would be your responsibilities if you join us?

• Translate business challenges into AI/ML solutions; lead discovery workshops.
• Build and present PoCs to validate feasibility and value.
• Contribute technical input to proposals, scoping, and estimations.
• Develop models across NLP, CV, audio, and generative AI.
• Lead fine-tuning and PEFT methods (LoRA, QLoRA, instruction tuning).
• Assess architectural trade-offs: fine-tuning vs. prompting vs. off-the-shelf.
• Architect scalable deployments (APIs, batch, real-time).
• Implement CI/CD for ML: automated training, evaluation, versioning, deployment.
• Define monitoring, drift detection, and optimization standards.
• Collaborate with data engineers on pipelines and feature engineering.
• Stay current with foundation models and multimodal innovations.
• Set coding standards and lead design/architecture reviews.
• Mentor engineers and guide research-to-production workflows.
• Communicate technical decisions to both engineering and executive audiences.

There are some requirements that will make you stand out:

• Bachelor's degree in Computer Science, Information Technology, or a related field, or equivalent practical experience.
• Minimum 10+ years in software engineering or ML, with 5+ years focused on production ML systems
• Strong background in consulting, professional services, or client-facing technical leadership.
• Track record of delivering ML solutions across multiple domains or industries.
• Expert Python; strong software engineering fundamentals.
• Deep experience with PyTorch or TensorFlow and modern architectures (Transformers, Diffusion models).
• Hands-on with LLMs: fine-tuning open-source models (Llama, Mistral), parameter-efficient methods, and evaluation strategies.
• Model serving, containerisation (Docker/Kubernetes), and CI/CD pipelines.
• Proficiency with AWS SageMaker, GCP Vertex AI, or Azure ML.

You will easily fit into Symphony culture if you:

• Are proactive and enthusiastic about your own continuous learning and improvement
• Have the ability to analyze and understand the business context and logic behind your job responsibilities
• Enjoy working in a pleasant and cooperative atmosphere
• Excited about working in international teams and using well-written and spoken English daily