Sujan Lama
@sujanlama
I build secure Java, AI-enabled microservices and data pipelines for financial and healthcare platforms.
What I'm looking for
At Charles Schwab, I build Java-based trading and account-management platforms, integrating GenAI fraud workflows, Python ETL pipelines, and real-time transaction systems in AWS.
I migrated six-plus backend services with zero critical rollbacks, developed 20-plus REST APIs, enhanced 10-plus microservices, and implemented Kafka event flows that reduced processing delays by 22%. I use LangChain, LangGraph, LangSmith, Databricks, OpenTelemetry, and Prometheus to make AI-enabled services observable and production-ready.
Previously at GE Healthcare, I delivered secure claims, underwriting, policy, and risk-processing applications in HIPAA-aligned environments. I improved high-volume workflow response times by 24%, built Python data jobs that reduced manual reporting effort by 40%, and created 150-plus JUnit and Mockito tests.
At Citi Bank, I modernized legacy financial applications into Java microservices, secure REST APIs, Kafka workflows, and Azure-hosted services. Across financial and healthcare environments, I focus on secure, reliable delivery using Spring Security, OAuth2, JWT, Docker, Kubernetes, and CI/CD automation.
Experience
Work history, roles, and key accomplishments
Senior Java AI Engineer
Charles Schwab
Apr 2024 - Present (2 years 5 months)
Building Java-based trading and account management platforms, integrating AI-driven fraud detection workflows, developing Python ETL pipelines, and supporting real-time transaction systems in AWS production environments.
Building healthcare claims and risk processing systems, delivering secure Java and Spring MVC backend services, integrating predictive analytics workflows, and developing Python-based data pipelines in HIPAA-aligned AWS environments.
Modernized financial service applications by breaking legacy modules into Java microservices, exposing secure REST APIs, improving Oracle and PostgreSQL processing, and enabling Kafka-based backend communication on Azure.
Education
Degrees, certifications, and relevant coursework
Nepal Commerce Campus
Bachelor of Business Studies, Business Studies
Bachelor's in Business Studies from Nepal Commerce Campus, Minbhawan KTM, Nepal.
Availability
Location
Authorized to work in
Job categories
Skills
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