Job Title: Principal AI Experience: 8+ yrs Employment Type: Full-time Location- Bangalore About Aptus Data Labs Aptus Data Labs is a global Data Engineering and AI consulting company helping enterprises modernize their data landscape, accelerate AI adoption, and build scalable digital and product capabilities. With deep expertise across AI, Generative AI, Data Engineering, Cloud, and industry platforms, we empower organizations in Pharmaceutical, Banking & Finance, Manufacturing & Supply Chain, Retail & CPG, and Technology (Software & Platform) to achieve measurable business outcomes and long-term competitive advantage. Job Summary We are looking for a Principal AI Engineer to drive the design, development, and deployment of advanced AI and Generative AI solutions. The role requires strong hands-on expertise, deep architectural ownership, and the ability to influence AI direction through technical leadership, roadmap definition, and governance. Key Responsibilities Technical Ownership & Architecture · Lead the end-to-end design and architecture of AI / ML / GenAI solutions. · Make key decisions on model selection, frameworks, infrastructure, and deployment strategies. · Design scalable systems using LLMs, embeddings, vector databases, and AI pipelines. · Ensure AI solutions are secure, scalable, reliable, and cost-efficient. Hands-on AI Development · Actively contribute to building, optimizing, and deploying AI solutions. · Implement and refine LLM-based applications, including: o Prompt engineering o RAG architectures o Fine-tuning and evaluation o Agentic workflows · Troubleshoot production AI issues related to accuracy, latency, and performance. AI Roadmap & Strategy · Define and contribute to the AI roadmap aligned with business and product goals. · Identify and prioritize high-impact AI use cases. · Guide AI initiatives from PoC to production and scale. AI Governance & Standards · Establish AI governance frameworks covering data usage, model and prompt versioning, monitoring, and security. · Implement safeguards for data privacy, bias mitigation, and responsible AI practices. · Support compliance and audit requirements for AI systems. Collaboration & Influence · Act as a technical authority across AI initiatives. · Collaborate with Product, Engineering, DevOps, Security, and Business stakeholders. · Review AI designs, architectures, and implementations. · Mentor engineers through technical guidance and best practices. Nice to Have · Experience with agentic AI or multi-agent systems. · Knowledge of AI governance, ethics, and compliance. · Experience building AI-first or SaaS platforms. Why Join Us · Opportunity to shape AI architecture, roadmap, and governance. · Work on complex, real-world GenAI challenges. · High technical ownership and impact. Requirements Required Skills & Experience 8+years of experience in AI/ML, Data Science, or Applied Machine Learning. Strong hands-on experience with Generative AI and LLM-based systems. Proficiency in Python and ML/DL frameworks (PyTorch, TensorFlow). Experience with RAG, vector databases, and AI evaluation techniques. Strong cloud experience on AWS / Azure / GCP. Experience with MLOps, CI/CD, monitoring, Docker, Kubernetes.