Design and development of back end services to enable Points and Coupons based loyalty programmes.
Write Terraform, Jenkins script to automate provisioning and maintenance of a Secure Apache Kafka cluster in AWS.
Designed solution to implement guaranteed delivery of events to Kafka.
Guiding engineers on Disaster Recovery aspect of our Kafka Cluster to ensure availability even in case of AWS Region failure.
Acceptance test of End to End scenarios using Cucumber.

SDE II

Designed and developed fallback for restaurant to user distance apis. Fallback was based on OpenStreetMap when Google Maps quota was exhausted. This also reduced cost to Google without sacrificing service SLA.
Designed and Developed a javaagent using ASM,  to capture and publish metrics of Spring Rest services to graphite.

SDE III

Worked on apis and features which enabled publisher to monitize their apps.
Worked on apis and features which enabled Advertisers to target users. Targeting was based on geography, time, demography based or user profile segmentation.
Designed reporting api, which provided metrics to advertiser and publisher over various dimensions. 
Worked on sandbox project which enabled subscriber in real time to see how ad request was handled in real time.

Tech: Java, PostgreSQL, Redis, JOOQ, H2 database.

Tech Lead

Developed apis for real time Stock Prices, using feeds from BSE data provider.
Worked in the backend team of Indiatimes shopping.

Software Engineer

Worked in backend system used for location based targeting. The project involved development with end to end testing using SS7 emulators.

Designed and developed Restful web services using Java, Spring Boot , Jpa. 

Unit testing was done using using Junit and Mockito for mocking dependencies, additionally Cucumber suite was written to do integration testing, these test cases were executed as part of the continuous integration pipeline.

Some of these applications were architected using non blocking reactive pattern using RxJava, to support high number of concurrent users.



Experienced in writing Jenkins job for continuous integration and deployment of Docker artifacts   on AWS or Kubernetes using Terraform, Bash etc.

I have also written Terraform and Bash script to automate provisioning of infrastructure like Apache Kafka and Kubernetes on AWS, these script are integrated with Jenkins job to make it easier for anybody to spin up their own clusters.

I have extensive knowledge of different AWS services like EC2, S3, EBS, ELB, Route53, Autoscaling Group, KMS etc. Using Terraform to provision AWS resources.

Experience with PostgresSQL, Mysql, H2 relational databases.

Experience with Redis, Couchbase no sql databases.

Personal details

Chandan M.

Summary

Technical skills

Work Experience