Senior Engineer | Application Development | Automation | SRE at American Express Global Business Travel
Phoenix, Arizona, United States
American Express
Technical Lead - Data Encryption
August 2014 to March 2019
Phoenix, Arizona Area
JB Hunt Transport Services, Inc.
Consultant
May 2013 to July 2014
TD Ameritrade
Consultant
November 2009 to May 2013
American Express Global Business Travel
Senior Engineer
Scottsdale, Arizona
Design and Development of high performance data protection libraries and service API's using REST and Spring Boot. These developed products are used by applications enterprise wide within American Express. Following test driven development and using Agile methodology for our software development. Data protection services are exposed via APIGEE with Certificate based Authentication(2 way TLS) between APIGEE and... Design and Development of high performance data protection libraries and service API's using REST and Spring Boot. These developed products are used by applications enterprise wide within American Express. Following test driven development and using Agile methodology for our software development. Data protection services are exposed via APIGEE with Certificate based Authentication(2 way TLS) between APIGEE and Data Protection Service.Design and Develop (A2A, B2B) API proxies with APIGEE (Google's API Management Platform).Good knowledge in the implementation of Dynamic HMAC for Authentication and Data Integrity.Extensively used crypto providers like OPENSSL and BC for our data encryption capabilities.Good knowledge on Symmetric (AES, DES, 3DES), Asymmetric Key Cryptography (RSA) and Hash functions(MD5, SHA1, SHA256). Digital Signature, Key Stores, Trust Stores, CSR's, CA's, TLS 1.2 Implemented ECDH key exchange for secure over the wire exchange of symmetric key for the encryption/decryption of data on transit.Implementation of format preserving crypto library using Voltage.Implemented Key Management Service using REST using Centralized Key Management System provided by Vormetric. Exposure to Application Security (XSS, SQLi, CSRF) and SEIM logging, Java Encoder Project, CSRF Guard, Contextual Output escaping, CSRF Token etcGood knowledge on Block Ciphers and Stream Ciphers based implementation for data protection.Develop, run and manage service API's in Cloud Platform as a service (PaaS)Exposure to the tools like App Dynamics (Monitoring service traffic), Splunk etcKnowledge on F5 traffic modules like GTM and LTM
What company does Sandesh Karambettu work for?
Sandesh Karambettu works for American Express
What is Sandesh Karambettu's role at American Express?
Sandesh Karambettu is Technical Lead - Data Encryption
What industry does Sandesh Karambettu work in?
Sandesh Karambettu works in the Financial Services industry.
Who are Sandesh Karambettu's colleagues?
Sandesh Karambettu's colleagues are Sheri Perez, Jennifer Breister, Michael Stelly, Albert Moropoulos, Joe Shuman, Jean-Claude Boattini, Bradley West, seborah Lampkin, Torrey Canfield, and Princely Amirthasamy
💼 Past Experience
Sandesh Karambettu has previous experience with spring development, xml data exchange, jaxb marshal and unmarshal, annotation, spring strategy, dao, spring aop, io, jetty, sensors, and the jboss lifecycle. He is also a experienced mysql schema and DAO bride.
🎓 Education
- Master's degree, Management Information Science and Management at Lembaga Pendidikan Teknik, a private polytechnic institute in 2005.- worked as a software engineer since 2009.- currently a software engineer at online marketing agency Fiverr.
💡 Technical & Interpersonal Skills
sandeshkarambettu's professional experiences:Senior Engineer | Application Development | Automation | SRE at American Express Global Business Travelsandeshkarambettu has experience as a Technical Lead - Data Encryption at American Express from August 2014 to March 2019 in Phoenix, Arizona Area. Design and Development of high performance data protection libraries and service API's using REST and Spring Boot. These developed products are used by applications enterprise wide within American Express. Following test driven development and using Agile methodology for our software development.• Data protection services are exposed via APIGEE with Certificate based Authentication(2 way TLS) between APIGEE and Data Protection Service.• Design and Develop (A2A, B2B) API proxies with APIGEE (Google's API Management Platform).• Good knowledge in the implementation of Dynamic HMAC for Authentication and Data Integrity.• Extensively used crypto providers like OPENSSL and BC for our data encryption capabilities.• Good knowledge on Symmetric (AES, DES, 3DES), Asymmetric Key Cryptography (RSA) and Hash functions(MD5, SHA1, SHA256).• Digital Signature, Key Stores, Trust Stores, CSR's, CA's, TLS 1.2 Implemented ECDH key exchange for secure over the wire exchange of symmetric key for the encryption/decryption of data on transit.• Implementation of format preserving crypto library using Voltage.• Implemented Key Management Service using REST using Centralized Key Management System provided by Vormetric.• Exposure to Application Security (XSS, SQLi, CSRF) and SEIM logging, Java Encoder Project, CSRF Guard, Contextual Output escaping, CSRF Token etc.• Developed, run and managed service API's in Cloud Platform as a service (PaaS).• Good knowledge on F5 traffic modules like GTM and LTM.• Consultant at JB Hunt Transport Services, Inc. from May 2013 to July 2014 (1 year 3 months).• Mercury Gate platform is a third part Logistics and Transportation solution; Integration points include Central Customer system (CCI), Carrier Management System (CMS), Load Management System, Finical Workflow integration, Report and Invoice Integration, and Data migration. Most of the applications were implemented via Web service, Batch process. Spring, JDBC template, Spring Integration, IBM MQ, JPA, CXF, JAXB technologies are widely used.• All Project use Maven to build and install, JUnit and Mockito to write test case, worked with Hudson Artifactory and Jenkins project deployment control.• Responsibilities:• Used Core Java and frameworks like Spring for application development.• Used Spring 3.2 framework with the help of Spring Configuration files to create the beans needed and injected dependency using Dependency Injection.• Developed test
Introversion (I), Intuition (N), Thinking (T), Judging (J)
3 year(s), 2 month(s)
Unlikely
Likely
There's 91% chance that Sandesh Karambettu is seeking for new opportunities
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