Kranthi Kumar Chamarthi

Senior Associate

Tech Enthusiast with 16+ years of overall IT experience in working on open source technologies and in designing, developing cloud native applications. Have experience in customization and implementation of IBM Sterling commerce Order Management System for top retailers. Having expertise in order management and supply chain domain.

Courses and Certifications
SCJP 5.0

SCJP 5.0

Sun Microsystems

IBM Certified Sterling Solutions Designer


Sterling 9.1 Deployment Professional


  • Appreciation from Lululemon for implementation of integration of OMS(Order Management) with Yantriks inventory microservices and store inventory consumer
  • Appreciation from Kohl’s for successful implementation of BOPUS lockers within tight deadlines.
  • Yantriks Team Award for implementation of SFS expansion within a very short time.
  • IBM Solution Lab Services Award 2015 for step-up lead role
  • Manager’s Choice Award 2014 in IBM
Career Summary


Senior Associate 

Cayman [July 2022 – Till Date] 

  • Working on design and development of cloud native eCommerce recommendations solution.
  • As part of this initiative, building solution to integrate MongoDB and BigQuery via Change Stream processing, GCP pub/sub and DataFlow jobs, Cloud Functions and Cloud Run.

Yantriks India Pvt Ltd (Acquired by Blue Yonder)  

Sr Solution Architect 

onsite-US & offshore [March 2017 – June 2022] 

  • Worked on design and development of integration between IBM Sterling OMS and Yantriks inventory microservices(EIS) for  top US retailers.
  • As part of these initiatives, played a key role in identifying various touchpoints to propagate demand, supply, capacity, dirty node, reservations data from OMS to EIS and did design for integration.
  • Worked on design and development of spring boot based application(microservice) that consumes store inventory updates(published from truevue) from kafka,  translates into required format and invokes OMS exposed REST endpoint. Application also uses resilience 4j for circuit breaker and retries, uses apache avro for message serialization and message schema validation. This is implemented for US and Canada geographies. Application deployed in aws ec2.
  • Worked on design and development to internationalize above application for various geographiesnamely EMEA, AU regions using ksql streams and kubernetes configmaps.
  • Involved in design and development of scala based apache spark application for one of top US retailer for insertion/updation of various stores, DC/warehouse locations data to IBM Sterling OMS.  Made use of apache airflow(DAG) for workflow management as part of this requirement.
  • Designed and developed integration between Apex Lockers which is based on Amazon SNS(Publish/Subscribe) and Sterling OMS implementation at Kohl’s.
  • Design and development for BOSS split resourcing in IBM sterling OMS.
  • Designed and architected Transfer Order (TO) creation and consolidation based on shipnode, receiving node, and quantity threshold.
  • Worked on design, development and integrating various functionalities of Sterling implementation like reservations, demand updates, Store Shutdown, exclusions, Dirty Nodes  with Yantriks Inventory Hub for JCpenney client.

Walmart Labs (Drishticon)

Senior Consultant

Onsite-US[ Jun 2016 – Feb 2017] 

  • Designed and developed to consume carrier updates to OMS.
  • Designed and developed on stories related to Site-to-Store orders and grocery orders.
  • Involved in production release activities such as playbook preparation and pre-release activities as well as guiding an ops team in bouncing and bringing up servers systematically.
  • Identified dependencies on various teams for the stories assigned and finalising solutions with the teams.

IBM India Software Labs 

Senior Consultant 

[Oct 2012 – May 2016 ] 

  • SME and Team Lead for Kohls and responsible for designing solutions for the issues without hampering existing functionality and implementation.
  • Interacted with the client’s IT team on OMS related issues in production.
  • Worked on design and development for  one of top retailers in US.
  • Designed and developed User Security, Order Releases, Data Migration and part of Sterling console customization modules.
  • Handled PMR/ER raising/follow-up and coordination for Carter’s project with IBM Sterling Support/Engineering team.
  • Provided guidance and helped team members from different location to resolve technical issues
  • Trained and mentored client’s IT team on various modules.


Technology Lead 

[April 2010 – Sep 2012] 

  • Designed and customized Sterling Returns JSP console pages so that Hallmark CSR can place returns and exchange orders for the client Hallmark.
  • Implemented various User Exits and developed services and required configurations in Reverse Logistics for Hallmark.
  • Designed various association screens and customized Add Item screen,Configured, designed, and coded various Sterling services.
  • Implemented User Exits to interact with various external services.
  • Customized screen to make calls to various external services to get pricing.

Value Labs 

Software Developer 

[June 2006-April 2010] 

  • Developed entire back end business logic using Java and Struts 1.2 for Testtoob Automation tool.
  • Worked on Flex and ActionScript and designed GUI for Test toob Automation tool.
  • Developed solution using Struts framework for website
  • Worked on JSP, JavaScript, and java code in action classes extensively.
  • Involved in the Flights Engine module and achieved database independency using Hibernate.
  • Designed GUI and involved in Content Management System.
  • Analyzed validations rules and implemented client side validation using JavaScript.

  • Master of Science, Software Systems - WILPD, BITS Pilani, 2014
  • Bachelor of Technology, GIET (Jawaharlal Nehru Technological University),2006
Work Experience

Senior Associate

July 2022 - Till Date

Design and development of solutions based on cloud

Yantriks India Pvt Ltd(Blueyonder))

Sr Solution Architect

March 2017-June 2022

Design and development of microservices, implementation, customization and integration of IBM Sterling Commerce.

Drishticon Inc

Programmer Analyst

June 2016 - Febraury 2017

Implementation, customization and integration of IBM Sterling Commerce.

IBM India Software Labs

Senior consultant

Oct 2012 - May 2016


Technology Lead

April 2010-Sept 2012

Value Labs

Senior Software Engineer

April 2006 - April 2010

Technical Skills
Backend Technologies
  • Java
  • Python
  • Scala
  • AWS
  • Unit Testing
  • GCP
  • Kafka / Confluent
  • KSQL
Frontend Technologies
  • Javascript
  • Apache Spark
  • J2EE
  • Spring Boot
  • Apache Beam
  • Hibernate
  • Apache Camel
  • Apache Airflow
Webservices Tools
  • REST
  • SOAP
  • Google Dataflow
  • MySQL
  • MongoDB
  • Oracle
  • SQL
  • Google cloud storage
  • Dynamo DB
Technical Domains
  • Cloud Technologies
  • MVC
  • AWS