• Bangalore KA
  • 8884985000
  • prajithnair87@gmail.com
Prajith Nair

Prajith Nair

Principal Product Support Engineer 


Member of Global Customer Services Support Team at Appcito Networks working on Cloud Security and high availability.

Specialty: Amazon Webservices EC2, VPC, Elastic Load balancing, Cloud Security, Python, LAMP Stack, Troubleshooting Applications.

Work History

Work History

Appcito Networks

Oct 2014 - Present

Principal Product Support Engineer

About Appcito : Appcito CAFE enables consistent application policies across different data centers and cloud providers to unify application delivery and improve agility. Appcito’s service is built using cloud tools for optimizing applications that will be deployed in the cloud. The service is highly-available and elastic — scaling with the demand for application resources.

Platforms Supported:

- Elastic Load Balancing, Cloud Application Security, Application Analytics - Elastic Cloud Compute (EC2) - Elastic Load Balancer (ELB) - Simple Storage Service (S3) - Route53 DNS - CloudFront CDN - VPC and VPN - SNS


Java,REST/SOAP,TCP/HTTP/HTTPS,Amazon EC2,Cassandra,LDAP, Openstack, Microsoft Azure, Docker, VMware.

Vulnerability Scanners : Qualys and Nessus


  1. Developed tool in python to monitor cloud application in nagios.
  2. Developed AWS instance listing of appcito components.
  3. Developed metrics collection script to pull data from elastic search and process data in tabula.
  4. Automated Infra Monitoring using Python language.
  5. Automated upgrade procedure using Python ensuring smooth migration on live production.

Skills : Python, Shell Script,OpenSSH, OpenSSL, Apache Web server, HAProxy Load Balancer, Yum Server, Syslog, Sumo logic.

Key Strength : Ability to build Relationships/Networking with different stakeholders. Ability to motivate team to get the deliverables,Recognizing and Rewarding People, Conflict Management capabilities, Talent Management, Strong communication skills, ability to handle ambiguity, ability to work in multiple/diverse stakeholder environment, ability to utilize the skills in the given team, strong presentation and articulation skills, Strong mentoring skills. Manage complex & distributed SaaS applications tenant environments and Enterprise environments on premise.Train,build the team, mentor Engineers.

Escalation management and problem owner for complex problems from multiple sources.

May 2013 - Oct 2014

Product Support and Cloud Operations

Worked on a SaaS platform product on Amazon EC2 cloud.

Platforms Supported: Apigee API Management Platform, Amazon EC2,Cassandra,LDAP

Technologies:Java,J2EE,JMS,xml,REST/SOAP,TCP/HTTP/HTTPS, Apache Zookeeper, HaProxy

Responsibility :

• Customer facing role providing product support for Apigee Edge on cloud as well as for Apigee products on customer premises.

• Identify and troubleshoot issues on Web tier (HTTP), SSL, network and OS level.

• Hands on exposure to building and maintaining Apache Cassandra, Zookeeper and Postgres DB in a large clustered environment.

• Simulating customer problems and keeping customers informed about the resolution of issues.

• Documenting customer issues for future reference and contributing to knowledge base of solutions given to the customers.

• Provide patches, solutions/workarounds to customers by referencing documents, release notes, product documentation, knowledge base etc. in the shortest possible time.

• Facilitate communication between customers and engineering for resolution of complex issues.• Member of release management team, ensuring zero down time for enterprise customer and interacting with customer's in timing manner to assure customer delight.

Nov 2010 - May 2013

Software Engineer

Provided production support (24/7) and coordinated with developers, Management and end users to resolve the critical issues

• Well versed with complete Development Life Cycle process which includes development, testing,implementation and migration process

• Configured and created weblogic domains, clusters, servers, connection pools, JMS queues and topics by using WLST, admin console.

• Documented new Knowledge articles which customers were facing and resolution issues on internal forums.

• Extensively worked in customer Production deployments, monitored and troubleshooted the J2EE applications.

• Tuned the WebLogic JVM Heap Sizes by adjusting the MIN, MAX and Nursery Sizes in Production andStaging Environments.• Environment: JDK1.5 and JDK 1.6 , JRockit R26, R27, R28 , J2EE,Oracle 8i/9i,Java, J2EE, WebLogic/8.1/9.2/10.x/11.x/12/x WLST, Apache Web server, Solaris9/10 and Linux

• Worked on SAML1.1/2.0, Kerberos, Active Directory and configured one way/two way SSL.

• Binding the Message Driven Beans to JMS listener ports.• Configured Java Mail session object to get connections to mail servers by the applications deployed on the server.

• Configured Kerberos SSO for JEE application deployed on Weblogic instance running on Linux host and MicrosoftClient.

• Configured the Message Bridges between JMS Server and MQ Series. • Monitored the WebLogic Execute Queues, JMS Queues and MDB’s.

• Troubleshoot the Applications for the Memory Leaks by using the VisualVM, MAT(Memory analyzer tool)tool, jhat, jmap etc.

• Used Thread Dumps when issues arose in WebLogic, and analyzed the thread dumps and communicated with developers to solve the issues.

• Mentored engineers in resolving webservice and Jrockit issues (including performance, memory leak and bug filing)

Apr 2010 - Nov 2010

Grid Engineer

Worked as a Grid Engineer for Oracle Weblogic Server; basically as an offshore consultant for clients all over the world. Its a job that enables me to constantly learn new and innovative things; while handling complex environment sat customer's end. My core area of focus was creation of J2EE modules , infrastructure setup of testing and UAT environment, building and deploying them same. The role further involved setup and runtime performance analysis of production enhancement which includes thread dump analysis, code review and all other operations involving configuration of complex environments for WebLogic Server and Oracle Fusion Middleware.

  • Interacts with a set of clients (client senior developers and architects) to create technology specifications from business requirements for one of the modules within the project.
  • As an engineer, working on application servers troubleshooting production issues with Weblogic Server andFusion Middleware. My specialties include handling technical escalations effectively and delivering strong and dependable resolutions for all issues related to production environments all over the world.
  • Contribute to knowledge management in Oracle with regards to Weblogic Server and Middleware platform. Experience with developing J2EE modules involving Spring framework and JPA for ORM. Also experience with Core Java Serialization and Synchronization, Presentation Layer (JSP/Servlet), Databases, Build andRelease, Systems Integration, OOPS Concepts, Client Management/Interaction.
  • Assisting customers in configuring complex environments to facilitate SSO between two disparate environments with the help of SAML and Site minder authentication for Web-application SSO and KerberosSPNEGO protocol for Intranet SSO.
  • Troubleshooting and resolving issues w.r.t SSL Certificates and Oracle Wallets.
  • Handling issues on JMS Applications. JMS Bridge, Foreign JMS Server and SAF configuration.
  • Handling issues related to complex architectures that involve JMS, JTA, JDBC.
  • Handling Core issues related to clustering : - Session replication, Failover, Multicast and Unicast issues,Plugin issues, Deployment issues, Load Balancing,Installing Weblogic via Silent mode or GUI mode,StartingManaged Servers remotely and configuring crash recovery for the servers, Setting up the Server in MSI mode,Handling JDBC issues related to data Sources and Connection pooling
  • Handling technical escalations within the team and outside as well, creating debug patches on WLS to get more information in situations that demand it.
  •  Expert at handling core issues related to memory management with reference to Sun JDK and Oracle JRockit. Expert at analyzing thread dumps, core dumps generated on server crash and heap dumps.
  • Administrating Weblogic Server 8.1,9.2,10.0,10.3 which included configuring and managing Weblogic domains. Great amount of expertise in client interaction in excessively demanding situations and working under high pressure with high customer expectations.
  •  Expert at performance optimizations relating to WLS/JVM and JMS issues.



Indira College of Commerce and Science

Jun 2008 - Apr 2010


Master in Computer Science, Pune

Padmashri Vikhe Patil College of Arts, Science and Commerce

Apr 2005 - Jun 2008

Bachelor's Degree

Bachelor's in  Computer Science, Pravaranagar



Linux,Amazon Web Services, Amazon Auto Scaling, Amazon Cloud Cost & Resource Planning and Management, VMWare, Tools Automation & Development, PCI Compliance, Cassandra, Zookeeper, Jenkins, Cloud Computing, RabbitMQ, Log Management, Logstash,ElasticSearch, Logstash, ELK, Apache, Tomcat Server, Weblogic Appserver.

Automated Analytics 

Developed Tool to fetch metrics/WAF events from ElasticSearch and write data to log which later is fed to Syslog server for monitoring.

Amazon Web Services API Tools and Automation

Developed Tools & Database for Amazon Web Services using Python for AWS Infrastructure Provisioning and Resources Management