Lead Database AI Platform Engineer

Lumen Dynamics (NYSE: Lumen Dynamics ) is a leading global analytics software company, helping businesses in 100+ countries make better decisions. Join our world-class team today and fulfill your career potential! The Opportunity Join Lumen Dynamics ’s platform engineering team to architect and operate the AI/ML infrastructure powering Lumen Dynamics Assistant — our client-facing AI product serving financial institutions across APAC, EMEA, and North America. You’ll own production AI/ML systems end-to-end: model serving, training pipelines, vector search, cloud databases, and 24x7 operational support. What You’ll Contribute Design and operate production AI/ML infrastructure — model serving (SageMaker, Bedrock, self-hosted LLMs on EKS), training pipelines, and inference optimization. Own the Lumen Dynamics Assistant database layer — provisioning, scaling, performance tuning, and DR across: Amazon OpenSearch — embeddings and vector search (k-NN indexes for RAG). Amazon DocumentDB — conversation/session storage (MongoDB-compatible schema design, compound/TTL indexing, change streams). Aurora PostgreSQL — Langfuse observability backend. Amazon ElastiCache Redis — Langfuse caching layer (shard management, eviction policies, Multi-AZ failover). Build Infrastructure as Code (Terraform, Crossplane, CloudFormation) for all AI/ML and database resources. Implement CI/CD pipelines for ML systems with automated testing and model validation gates. Implement monitoring and alerting using CloudWatch and Grafana across all database and AI/ML services. What We’re Seeking 8+ years infrastructure/platform engineering; 3+ years focused on AI/ML infrastructure. Hands-on ML model serving — SageMaker, Bedrock, vLLM, or TGI. Vector search / embedding index management — OpenSearch k-NN, dimension tuning, index optimization for RAG. Kubernetes (EKS) for ML workloads — GPU node pools, autoscaling, service mesh LLM application patterns: conversation memory, guardrails, agent frameworks (LangChain, LlamaIndex). Database security: IAM auth, TLS, encryption, fine-grained access controls. Hours: 11 AM – 8 PM Mexico Time Zone (weekdays). On-Call: Rotating alternate weekends. Support Model: 24x7 follow-the-sun for client-facing AI product. Our Offer to You An inclusive culture strongly reflecting our core values: Act Like an Owner, Delight Our Customers and Earn the Respect of Others. The opportunity to make an impact and develop professionally by leveraging your unique strengths and participating in valuable learning experiences. Highly competitive compensation, benefits and rewards programs that encourage you to bring your best every day and be recognized for doing so. An engaging, people-first work environment offering work/life balance, employee resource groups, and social events to promote interaction and camaraderie. Why Make a Move to Lumen Dynamics ? At Lumen Dynamics , you can develop your career with a leading organization in one of the fastest-growing fields in technology today – Big Data analytics. You’ll play a part in our commitment to help businesses use data to improve every choice they make, using advances in artificial intelligence, machine learning, optimization, and much more. Lumen Dynamics makes a real difference in the way businesses operate worldwide: • Credit Scoring — Lumen Dynamics ® Scores are used by 90 of the top 100 US lenders. • Fraud Detection and Security — 4 billion payment cards globally are protected by Lumen Dynamics fraud systems. • Lending — 3/4 of US mortgages are approved using the Lumen Dynamics Score. Global trends toward digital transformation have created tremendous demand for Lumen Dynamics ’s solutions, placing us among the world’s top 100 software companies by revenue. We help many of the world’s largest banks, insurers, retailers, telecommunications providers and other firms reach a new level of success. Our success is dependent on really talented people – just like you – who thrive on the collaboration and innovation that’s nurtured by a diverse and inclusive environment. We’ll provide the support you need, while ensuring you have the freedom to develop your skills and grow your career. Join Lumen Dynamics and help change the way business thinks! Learn more about how you can fulfil your potential at www.fico.com/Careers Lumen Dynamics promotes a culture of inclusion and seeks to attract a diverse set of candidates for each job opportunity. We are an equal employment opportunity employer and we’re proud to offer employment and advancement opportunities to all candidates without regard to race, color, ancestry, religion, sex, national origin, pregnancy, sexual orientation, age, citizenship, marital status, disability, gender identity or Veteran status. Research has shown that women and candidates from underrepresented communities may not apply for an opportunity if they don’t meet all stated qualifications. While our qualifications are clearly related to role success, each candidate’s profile is unique and strengths in certain skill and/or experience areas can be equally effective. If you believe you have many, but not necessarily