Senior ML/AI Engineer

About Tritonium: Tritonium is an AI-powered SaaS platform transforming how mobile product teams understand their users. We process millions of pieces of user feedback and turn them into actionable insights using state-of-the-art language models. Our platform helps growth-stage companies protect their app ratings, prioritize the right features, and respond to users at scale. As we expand globally, we're seeking a skilled Remote Senior ML/AI Engineer to optimize our AI systems and build the next generation of our intelligence capabilities. Job Responsibilities: - Design and optimize AI inference pipelines to maximize quality while minimizing cost at scale. - Develop and improve natural language processing capabilities including sentiment analysis, topic extraction, and intent classification across multiple languages. - Build and maintain batch processing systems for cost-efficient AI workloads without sacrificing user experience. - Collaborate with product and engineering teams to translate business requirements into ML solutions that deliver measurable value. - Implement evaluation frameworks and monitoring systems to ensure AI output quality and detect model drift. - Research and prototype new AI/ML approaches to expand platform capabilities, including predictive analytics and anomaly detection. - Optimize prompt engineering and model selection strategies to balance accuracy, latency, and cost. - Contribute to architectural decisions around AI infrastructure and help establish ML engineering best practices. Minimum Requirements: - Bachelor's degree in Computer Science, Machine Learning, or a related field. - 4+ years of experience in ML engineering, with demonstrated work on production NLP systems. - Strong programming skills in Python and experience with ML frameworks and libraries. - Experience with large language models (LLMs) including prompt engineering, fine-tuning approaches, and inference optimization. - Hands-on experience with cloud-based AI/ML services and serverless architectures. - Understanding of NLP fundamentals: text classification, named entity recognition, sentiment analysis, and text embeddings. - Experience building data pipelines that feed ML systems at scale. - Strong analytical skills and ability to work independently in a fully remote environment. Preferred Skills: - Master's degree or Ph.D. in Machine Learning, NLP, or related field. - Experience with batch inference systems and cost optimization strategies for AI workloads. - Familiarity with multi-language NLP and machine translation systems. - Experience building ML systems for SaaS products with multi-tenant architectures. - Knowledge of MLOps practices: model versioning, A/B testing, and automated retraining pipelines. - Experience with time-series forecasting and predictive analytics. - Strong communication skills with the ability to explain complex ML concepts to non-technical stakeholders. Why Join Tritonium? - Shape the AI core of a product used by mobile teams worldwide to understand their users better. - Enjoy the flexibility and work-life balance of a fully remote position. - Work on challenging problems at the intersection of NLP, cost optimization, and product impact. - Join a small, high-impact team where your contributions directly affect company trajectory. - Competitive compensation with equity participation. To Apply: Interested candidates are invited to submit their resume, a cover letter describing a challenging ML problem you've solved, and any relevant project samples or publications to with "Remote Senior ML/AI Engineer Application" as the subject line. Tritonium is committed to diversity and inclusion and encourages applications from all qualified individuals, including those from diverse backgrounds and underrepresented groups.