Full Stack Developer

RAHUL Rao

Full Stack Developer

Available to hire

Full Stack Developer

Experience Level

Expert
Expert
Expert
Expert
Expert
Expert
Expert
Intermediate
Intermediate
See more

Language

Javanese
Fluent

Work Experience

Senior Software Engineer (Java + AI / ML Backend) at Morgan Stanley
December 1, 2023 - Present
Designed and delivered Java 21 / Spring Boot / Spring Cloud backend microservices and REST APIs integrating with workflow orchestration platforms to automate lending, loan trading, and operational case management. Built AI/ML backend components in Python for classification, information extraction, and decision support, exposed via secure REST endpoints for workflow decision steps. Implemented NLP and document processing pipelines using spaCy, Hugging Face Transformers, and OpenAI/Anthropic APIs to extract structured data from PDFs and emails, integrating outputs into Java services for downstream automation. Partnered with Java engineers and architects on shared platform components, API contracts, and integration patterns for enterprise compliance. Built PostgreSQL data models with indexing/query optimization and designed inference pipelines and model monitoring using MLflow, Docker, and AWS services with drift detection and rollback. Strengthened CI/CD and DevSecOps with Jenkins, Maven
Senior Software Engineer (Java + AI / ML Backend) at Carelon
June 1, 2020 - November 30, 2023
Built Java / Spring Boot microservices and REST APIs for healthcare claims, prior authorization, and payment integrity workflows in a HIPAA-regulated environment. Integrated AI/ML into claims/payment integrity for classification of line items, fraud/waste/abuse risk scoring, provider anomaly detection, and adjudicator recommendations. Implemented NLP/document processing using spaCy, Hugging Face Transformers, and OCR tooling to extract diagnosis/procedure codes and evidence for pre-populating adjudication review tasks. Designed workflow automation components with BPM/orchestration platforms using process models and decision tables plus human task hand-offs for claims review, appeals, and payment recovery. Modeled and optimized PostgreSQL/Oracle for high-volume workloads (partitioning, indexing, query optimization) and used MongoDB for flexible AI feature payloads. Operated MLOps with MLflow, Docker/Kubernetes, and Azure/AWS training, including monitoring and data drift detection. Secur
Senior Java Backend Engineer at State Street
April 1, 2018 - May 31, 2020
Delivered Java 11 / Spring Boot microservices and REST APIs for loan servicing, payment processing, compliance monitoring, and regulatory reporting under PCI-DSS/FINRA constraints. Migrated legacy systems to a microservice architecture with separate services for market data and transaction processing, using Spring Cloud Netflix OSS (Ribbon, Zuul, Eureka, Hystrix) for discovery and fault tolerance. Implemented secure JWT-based REST APIs with role-based access control, including protection for GraphQL endpoints. Built Spring Batch jobs and Quartz schedules for high-volume transaction and time-based payment workflows; integrated async messaging using RabbitMQ. Modeled and tuned MySQL with stored procedures and used Cassandra for time-series workloads. Containerized services with Docker and deployed on Azure AKS with Azure DevOps pipelines; supported data migrations with AWS DMS/Snowball. Hardened access controls with IAM aligned to PCI-DSS/FINRA and set up centralized logging in Splunk.
Java Backend Developer at AIG
February 1, 2015 - March 31, 2018
Contributed across the SDLC for insurance claims and policy servicing applications using Agile/Scrum. Built Spring backends with Spring IoC, Spring MVC, Spring Security, Spring AOP, and Spring Batch to enforce authentication/authorization and secure access to policyholder data. Migrated legacy SOAP services to RESTful APIs with Spring Boot and Hibernate to improve scalability. Designed and exposed REST APIs documented with Swagger and RAML for internal/partner integration. Maintained AWS infrastructure and automated deployments with Terraform; orchestrated containers with Docker Swarm/Kubernetes. Built CI/CD pipelines with Jenkins/Bamboo/GitLab CI, Artifactory, SonarQube, and Maven. Developed React/Redux front-ends integrated with Java backends (primarily backend/API design).
Software Developer at Splunk
January 1, 2012 - January 31, 2015
Contributed to Agile delivery including sprint planning, backlog grooming, and daily stand-ups. Built Java backend components and implemented SOAP API consumption over XML for system integration. Developed responsive UI components using HTML/CSS/Bootstrap/jQuery with AJAX for data retrieval and filtering. Wrote and optimized SQL queries and stored procedures in MS SQL Server; used SVN for source control and managed defects in Bugzilla. Performed basic performance/load testing using Apache JMeter.
Software Associate at Hexaware Technologies
January 1, 2010 - October 31, 2012
Assisted in development and maintenance of application modules under senior guidance following coding standards. Built basic Java backend components and UI screens with HTML/CSS/JavaScript/jQuery, including client-side validations. Wrote basic SQL queries for reporting/features and supported unit testing, debugging, and QA/production support activities.

Education

Add your educational history here.

Qualifications

AWS Certified Solutions Architect – Associate
January 11, 2030 - July 13, 2026
Microsoft Certified: Azure Solutions Architect Expert
January 11, 2030 - July 13, 2026

Industry Experience

Financial Services, Healthcare, Software & Internet, Professional Services