Sr Principal Software Development Engineer

Job description

What You Will Do:

• Define and drive the technical vision, roadmap, and strategy for Fortinet's Data Platform’s GenAI components, enabling scalable development and deployment of AI applications powered by LLMs and agentic workflows
• Architecture and implementation of robust scalable data pipelines
• Guide the design and development of platform capabilities such as agent orchestration, RAG integration, LLM model configuration, prompt tooling, and fine-tuning pipelines
• Provide expert advice and guidelines for product development and standardization
• Drive efforts around LLM inference optimization, including caching, prompt tuning, and latency improvements, ensuring efficient and cost-effective model usage across applications
• Collaborate with engineering, product, and operations teams to ensure effective adoption of GenAI capabilities in high-impact workflows
• Partner with stakeholders to build reusable AI agents that enhance productivity, automate reasoning tasks, and integrate securely with internal systems and tools
• Mentor new hires and fellow engineers, fostering growth in technical depth and platform mindset
• Establish best practices and processes that ensure engineering excellence, operational sustainability, and a seamless developer experience
• Develop high quality, secure, scalable enterprise-grade backend components based on technical requirements specifications and design artefacts within expected time and budget 
• Follow standard practices to develop and maintain Product development along with AI systems
• Software development with consideration for compliance requirements 

• Largely self directed work with improved development techniques, standards and procedure

   

  We Are Looking for

   

   

• 15+ years exposure in Software development.
• 10+ years in core python development experience along with Data Engineering with data cleaning, enrichment and data mapping.
• 4+ years of experience in AI/ML engineering, GenAI, data science, or related roles.
• 4+ years of experience as a technical lead, guiding teams through complex design decisions and setting high benchmarks for code quality, performance, and scalability
• Proficiency in machine learning frameworks and libraries (e.g., TensorFlow, PyTorch, Scikit-learn, Ollama, XGBoost, Hugging Face), vLLM, LM Studio, GPT4All
• Experience with modern GenAI frameworks and libraries (e.g., LangChain, LlamaIndex, Hugging Face Transformers).
• Familiarity with best practices for responsible AI, including data privacy, bias mitigation, compliance and model monitoring.
• Proven experience in fine-tuning and customizing foundation models to improve task-specific performance and domain alignment
• Deep knowledge of LLM inference optimization techniques, including prompt tuning, caching, quantization, and latency reduction across different model families
• Strong programming skills in Python (must) and similar languages, with an emphasis on AI/ML systems development and platform engineering
• Demonstrated ability to work cross-functionally and influence product development through a combination of technical leadership and user-centered thinking
• Passion for operational excellence, automation, and delivering scalable, developer-friendly AI infrastructure

• Desired Experience: 15+ years in Software/Data Engineering and 3+ years in AI/ML space.

Working Conditions: This position requires working from the office full-time; remote work is not available.