Krishna Saride
System/Software Architect
About
A System/Software Architect with extensive experience (20 years) in building highly distributed, responsive and resilient business-critical systems that deliver key enterprise goals
Work Experience
October 2014 – Present
Payments Engineering, Apple
Helped architect and deliver a highly performant, scalable Apple Payments Gateway(< 20ms overhead costs) that can handle 1 million transactions a minute (~17000 TPS)
Highlights
- Designed and implemented the Platform's Configuration story. Stacked Configuration library consumes from various sources in configurable priority, dynamic stack refresh helps SRE push configuration without service reboot
- Designed and implemented the Platform's Custom Intra-Service protocol that helps services route request to specific instance, which is not possible when service are behind a Load Balancer. Also helps reduce latency creating minimal TCP connections.
- Implemented the Platform's Communicator SDKs that helps talk to services using TCP, HTTP, SFTP protocols
- Designed and implemented the Platform's Service Discovery story using Hashicorp Consul, that can working with the Platform's Custom Intra-Service protocol
- Champion of the SRE & Security mindset, with practical experience being responsible for production systems running at scale, represented the SRE & Security perspective in architectural and engineering discussions
- Implemented the Platform's Simulator SDK and various testing tools that simulates various partner integrations helping internal and external teams in E2E testing
- Lead the team in many P1 situations towards root cause and resolution, including network issues using network tools
- Instrumental in delivery of high profile payments projects including Apple Payment Gateway integrations to global acquirers, Apple Card, Card On File for ApplePay, ApplePay Later, MPAN migration
April 2013 – August 2014
Senior Software Engineer, IBM Software Labs
Design and integrate Payment Partner APIs to IBM's Sterling Commerce Distributed Order Management Module
Highlights
- Designed and developed PayPal Payment Interface for Sterling Commerce, help integrate PayPal APIs
- Design and develop IBM Softlayer playbooks to manage the Product cloud deployment
February 2006 – March 2013
Software Engineer, Tata Consultancy Services Ltd (Apple Inc.)
Develop and Integrate various Payment solutions for Apple's POS expansion
Highlights
- Design and develop Swing UI using JDK1.1 and backend Store SErver for EasyPay mobile POS application. Expansion for UK and Failover projects
- Integrate various Payment terminals and Cheque readers for POS Expansion into China, France, Italy, Germany
- Develop in collaboration with Ingenico, an iPhone EMV Chip&Pin sleeve to provide secure Mobile solutions in Europe
- Scan&Buy solutions that enables customers to self checkout accessories in Apple stores without interacting with store user
October 2003 – January 2006
Software Engineer, Tata Consultancy Services Ltd (P&O Ports)
Responsible for development of Stevedoring foundation module UI using Javax Swings and Enterprise Java Beans. Stevedoring system encompassing aspects of stevedoring and terminal management.
Contact
Education
-
2003 1999
Andhra University, Visakhapatnam
Bachelors
Electronics and Communication Engineering
Skills
Programming
Java
Python
Bash
Container Tech
Spring
Akka
Netty
Databases
Oracle
Cassandra
CockroachDB
MySql
Distributed/Cloud Tech
Kafka
Spark
Flink
EKS
S3
RDS
SQS
SNS
CICD Tools
Docker
Kubernetes
Spinnaker
Vagrant
Terraform
Ansible
DocHub
Other tools
Spring Batch
Temporal.io
Typesafe Config