Machine Learning Engineer L5

Summary

Join Twilio as a Principal Machine Learning Engineer and lead the development of AI/ML solutions for our next-generation communications platform. You will architect and develop cutting-edge AI/ML systems, collaborate with leadership, design and implement scalable ML models, and explore AI-driven personalization. This role requires 7+ years of hands-on engineering experience, 3+ years in AI/ML system development, and expertise in NLP. You will be responsible for ensuring data security and ethical AI practices. The position is remote but not eligible for certain California areas. Twilio offers competitive pay, generous time off, parental and wellness leave, healthcare, and a retirement savings program.

Requirements

• 7+ years hands on experience as an engineer writing production-grade code in a modern programming language
• 3+ years of experience in developing AI/ML systems
• Proven experience building, evaluating and deploying large-scale AI/ML solutions for customer driven products or similar high-performance environments
• Expertise in NLP and conversational AI systems
• Experience in various ML frameworks (e.g., TensorFlow, PyTorch, Llama Index, Langchain) and real-time data processing platforms (e.g., Kafka, or similar)
• Proficiency in Python or similar programming languages
• Solid understanding of distributed computing and low-latency systems
• Exceptional collaboration skills, and cross function and organization partnering
• Strong customer focus, our feedback loop with customers will be very tight!
• Excellent written and verbal communication skills. Our ideas will only be as good as our ability to share them

Responsibilities

• Architect and lead the development of cutting-edge AI/ML systems for communication platforms, including natural language processing (NLP), and real-time decision-making models
• Collaborate with leadership to align AI/ML initiatives with the company’s strategic goals, ensuring impactful integration across product lines
• Design and implement scalable, robust ML models to support real-time, low-latency communication systems
• Explore and innovate around AI-driven personalization, recommendation systems, and predictive analytics to enhance user engagement
• Provide thought leadership in AI/ML technology, evaluating emerging trends and their applicability to communication challenges
• Ensure adherence to best practices for data security, privacy, and ethical AI, especially in handling sensitive communication data

Preferred Qualifications

• Experience with multimodal ML models combining text, audio, and data
• Background in integrating AI/ML capabilities into messaging/communications systems
• Experience building a product from idea to product market fit
• Builder at heart. Through a hobby or your profession, you are passionate about being hands on and seeing your work come to life

Benefits

• Competitive pay
• Generous time-off
• Ample parental and wellness leave
• Healthcare
• A retirement savings program
• Health care insurance
• 401(k) retirement account
• Paid sick time
• Paid personal time off
• Paid parental leave
• Twilio’s equity plan
• Corporate bonus plan