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Sudhakar Sammeturi

@sudhakarsammeturi

Sr. Java Developer at Hyatt who developed reservation-system microservices and improved system efficiency by 30%.

At Hyatt, I developed and maintained Spring Boot microservices for CRSInterfaces, synchronizing derived rates and room-type data with SynXis. I also integrated Lunar RoomManagement with MMS.

I designed and implemented scalable Java microservices at Hyatt, increasing system efficiency by 30%. I also reduced application load times by 25% through code refactoring and performance tuning.

At Equifax, I led the design and implementation of services and workflows for Keying & Linking, including entity lookup, graph purposing, and service orchestration on GCP. I led a team of eight developers delivering Java-based credit risk solutions, reducing processing time by 30%.

Earlier, I worked on reporting, financial, and enterprise applications at JP Morgan Chase, Premier,Inc., IEEE, InferenceData, OPA, ABN AMRO, DeutscheBank, Sun Microsystems, and Unisys - MilitaryTrafficManagement Command (MTMC),USDepartment OfDefense. My technical background includes Java, Spring, cloud platforms, data processing, and microservices.

Experience

Work history, roles, and key accomplishments

Current

Sr. Java Developer

Current

Hyatt

Jul 2024 - Present (2 years 3 months)

Developed and maintained Spring Boot microservices for CRS Interfaces, integrating hotel and room type data with SynXis. Led requirement analysis, design, implementation, deployment, and testing.

Java Spring Boot REST SOAP Microservices Agile CI CD

Tech Lead/Sr. Java Developer

Equifax

Oct 2019 - Apr 2024 (4 years 6 months)

Led design and implementation of microservices for entity resolution and ingestion on GCP. Built services using Java, Spring Boot, Apache Airflow, Apache Beam, BigTable, and TigerGraph.

Java Spring Boot Airflow Apache Beam BigTable TigerGraph GCP Kubernetes GraphQL Kafka Prometheus Grafana Jenkins GitHub Actions

Tech Lead & Sr. JEE/Java Developer

JP Morgan Chase

Feb 2012 - Oct 2019 (7 years 8 months)

Designed and developed server-side integration components for Reporting Center Portal, including interactive reports with ElasticSearch. Led a team of 8 developers in building scalable JEE applications.

Java JEE Spring Framework Microservices Elasticsearch REST SOAP Actuate BIRT Agile

Tech Lead & Sr. JEE/Java Developer

Premier, Inc.

Sep 2011 - Jan 2012 (4 months)

Analyzed, estimated, designed, and implemented ETL modules for Physician Focus Ambulatory ETL. Conducted unit and integration testing, and built and deployed applications in Dev.

Java JEE ETL Spring Framework SQL Testing

Tech Lead & Sr. JEE/Java Developer

IEEE

Sep 2010 - Sep 2011 (1 year)

Analyzed, estimated, designed, and implemented Voluntary Desktop and Membernet modules for myIEEE Portal. Integrated new services with WM/Siebel platform and developed modules for XML feeds and OU hierarchy.

Java JEE Spring Framework XML Siebel Web Services

Tech Lead & Sr. JEE/Java Developer

Inference Data

Aug 2008 - Sep 2010 (2 years 1 month)

Designed and developed portal/portlets for Inference Portal, implemented SSO using LDAP, and upgraded Liferay and Pentaho platforms. Developed core Java module for document locking.

Java JEE Liferay Pentaho LDAP SSO Core Java

Sr. J2EE/Java Developer

OPA

Oct 2006 - Mar 2008 (1 year 5 months)

Designed and developed APE module for Pay for Holiday features and submodules for PMS connector framework processing JMS Queue based XML messages. Developed unit test cases and supported testing teams.

Java J2EE JMS XML Unit Testing

Tech Lead & Sr. J2EE/Java Developer

ABN AMRO

Jul 2005 - Sep 2006 (1 year 2 months)

Designed and developed MDB Query Generator, User Preferences, and PDF Generation modules for Financial Analysis Portal. Configured Policy Server settings and maintained code in CVS.

Java J2EE MDB Oracle Essbase SiteMinder CVS XSLT

Sr. J2EE/Java Developer

Deutsche Bank

Sep 2003 - Jul 2005 (1 year 10 months)

Designed and developed enhancement modules for ODIN reporting framework using Struts and Cocoon. Developed and deployed Web, PDF, and Excel XSL templates, and migrated applications from Alphablox 4.1 to 5.1.

Java J2EE Struts Cocoon XSL Oracle Essbase CVS i18n

Sr J2EE/Java Developer

Sun Microsystems

Feb 2003 - Aug 2003 (6 months)

Worked in presentation tier for ServiceRequest 4.2, implementing use cases based on functional specs and design models. Developed XSL transformations and business delegate layer for EJB services.

Java J2EE XSL XML EJB MVC L10n

J2EE/Java Developer

Unisys - Military Traffic Management Command (MTMC), US Depa

Oct 2000 - Dec 2002 (2 years 2 months)

Developed web-based applications for cargo movement support, including FAST, SpotBid, FCRP, Tender Entry, and SmallPackage modules. Implemented business logic using session beans and data access objects.

Java J2EE EJB Oracle UniData JTest Jprobe LoadRunner