Vitthal Shirke Java Microservices Resume.pdf

VITTHAL SHIRKE
M: +598 99805559 | E: vi8l.srk@gmail.com | Tech Lead
SUMMARY
● I have 13+ years of experience as senior staff engineer, senior
developer, mentor, tech lead and software designer.
● Strong belief about work. Self-driven, result oriented, smart to learn
new technologies.
● Organizational skills. Knowledge & understanding of the business. Problem
solving and analytical skills.
● Ability to communicate effectively with fellow developers, immediate and
senior management.
● Being a good listener with the right attitude, ability to convince businesses
with alternative solutions.
● Architecture, design, development and implementation using various
Java/Jee technologies.
● Played roles like senior staff engineer, tech lead, module lead, mentor,
software engineer, senior developer & system analyst etc.
● Participation in all Phases of Software Development Life Cycle (SDLC)
including analysis, design, coding and testing and good experience with
software development practices such as Agile Software Development,
Test Driven Development (TDD), Behavior Driven Development
(BDD) and Continuous Integration (CI).
● Hands-on experience on Software Architecture like: Layered
Architecture, -
● Event-Driven Architecture and Microservices Architecture
● Knowledge of Microkernel Architecture & Space-Based Architecture.
● The software systems are designed using design principles like SOLID,
KISS, YAGNI and DRY.
● Hands-on experience of HTML, CSS, JS, Angular, JQUERY, JSP, AJAX,
SOAP and REST.
● N-tiers architecture implementation using RESTful API - JAX-RS;
Performance tuning.
● Database designing, version control, configuration management, build
management.
● Documentations like FRD, SRS, API document and architecture document.
● Interaction with client’s stakeholders and other disciplines to
understand the requirements.
● Good communication skills both oral and written at team, client and
management levels.
● Hands-on experience on SIT, UAT, STAGING, PRODUCTION: Amazon -
S3, EC2, SNS, EKS.
● Implementation of RESTful API - JAX-RS using API Keys, OAuth Tokens
and JSON Web Tokens.
● Used code quality tools like SONARLINT, SONARQUBE, PMD, Check
style, Find Bugs and JACOCO.

● Hands-on experience on ActiveMQ, GCP, AWS, KAFKA, PUPPET,
KUBERNETES, UML and DESIGN PATTERNS.
● Hands-on experience on JIRA, RALLY, SERVICENOW and ZOHO.
● Designed Microservices using Design Patterns like -
● Decomposition Patterns, Integration Patterns, Database Patterns,
Observability Patterns & Cross-Cutting Concern Patterns.
● Hands-on experience on multi-tier architecture system design.
● Significant experience of multi-threading. Used TestNG and JUnit for
automated unit testing.
● Solid hand-on experience on MQ - JMS, Jakarta® EE and Java 8/11/17.
ETL Using Mule ESB.
● Knowledge of EJB, JPA, JMS, IoT, retail banking, mutual funds and
mobility domain.
● Strong hands-on experience with SpringMVC, Spring Boot, Validators, Spring
Annotations, Spring tag library, Inversion of Control (IOC), Spring LDAP,
Spring Batch, Spring Scheduler, Application Context configuration, Spring
Aspect Oriented Programming (AOP), Spring DAO and Hibernate
● Proven design, modeling or architecture experience in delivering
complex technical solutions.
● Hands-on experience of technologies like ObjectAid UML, JENKINS,
DOCKER and SONARLINT.
● Used utilities like SSH, SCP, FTP and SFTP: LINUX - UBUNTU.
● Used tools, technologies and frameworks like -
● IDE: Anypoint Studio, STS, Eclipse, SDP: Agile - SCRUM, Tools: MAVEN,
GIT, BITBUCKET.
● JIRA, Filezilla, ETL Tool - PDI; PMD, ArgoUML, PuTTY, WinSCP, SVN,
GRADLE, DROOLS-BRMS
● DB: PostgreSQL, SQL Server, Oracle, Neo4j, MongoDB, InfluxDB, PUPPET,
KAFKA, GCP, AWS.
● OS: LINUX - UBUNTU. Framework: MOCKITO, TestNG, EJB, JWT, TDD,
SPRING, SPRING BOOT
● JAVA 8/11/17, Jakarta® EE, JQUERY, JS, Mule ESB, HIBERNATE, GKE,
KUBERNETES.
● Server: Tomcat, JBoss AS / WildFly, Mule Standalone Server.
● Expertise in using IDEs like Eclipse, STS in various Configurations with
version control tools like CVS, GIT and SVN
● Experience of database design in Oracle, SQL Server, MongoDB query-based
programming and PL/SQL procedure programming, proficient in database
programming using JDBC and SQL.
● Performed configuration, deployment and support of cloud services including
Amazon Web Services (AWS). Experience in AmazonEC2 in setting up
instances, working closely with infrastructure teams to troubleshoot complex
issues and setting up security groups.

TECHNICAL SKILLS
● Programming languages &
Scripts
● Java, J2EE, JavaScript, HTML,
JSP, CSS, XML, PL/SQL, Angular.
● Database ● Oracle, SQL Server, PostgreSQL,
MYSQL, MongoDB, InfluxDB,
Neo4j.
● IDE Tools ● Eclipse, Spring Tool Suite (STS).
● J2EE Common Services APIs ● SOAP, RESTful web service,
Hibernate, JPA, JMS, Java
Servlet, JSP, EJB3.0, JDBC, web
services, JNDI, JAXP, JTA, JAXB,
AJAX, JSON.
● Servers ● Apache Tomcat, Mule Standalone
Server, WildFly.
● Frameworks/ APIs / Tools ● Spring Boot, Spring Cloud, Spring
Core, Spring JDBC, Spring
Transaction, Spring MVC, WEB-
SERVICES (REST, SOAP)
● XML ● XSL, DOM, XML Schema, SAX,
XSLT and Designing DTDs.
● Modeling Tools ● UML on ArgoUML, Visio,
ObjectAid UML.
● Web Services ● SOAP, REST
● Version and Source Control ● SVN, GIT
● ORM ● Hibernate, JPA
● Operating Systems ● Windows, UNIX, LINUX.
EDUCATION
● Bachelor’s degree, Computer Science, UoP, VP College - Baramati.
ORGANIZATIONAL EXPERIENCE
Company: ALTIMETRIK (Montevideo, URUGUAY).
Designation: Tech Lead
From: Sept 2022 To: Present Duration:
1.10 years

Company: ALTIMETRIK (Pune, IND).
Designation: Technical Lead - Product & Platform Engineering
From: Sept 2020 To: Sept 2022 Duration: 2.1
years
Company: YASH Technologies (Pune, IND).
Designation: Module Lead
From: Nov 2018 To: Sept 2020 Duration: 1.11
years
Company: SOFTDEL SYSTEMS (Pune, IND).
Designation: Senior Software Engineer
From: Jan 2018 To: Nov 2018 Duration: 11
months
Company: XCALIBER INFOTECH (Pune, IND).
Designation: Senior Java Specialist
From: Jan 2017 To: Jan 2018 Duration: 1 year
Company: EXTRAPRENEURS (Pune, IND).
Designation: Senior Developer
From: May 2014 To: Dec 2016 Duration: 2.8
years
Company: AURUS Formerly TALENTBEAT (Pune, IND).
Designation: System Analyst
From: Jun 2011 To: Dec 2013 Duration: 2.7
years
Company: BSMART Formerly SMART WIRELESS (Pune, IND).
Designation: Software Developer
From: Jan 2011 To: Mar 2011 Duration: 3
months

PROFESSIONAL EXPERIENCE:
Project Title: CCB - Citi Commercial Bank (CAS & smartXtract)
Client: Citigroup (NJ, USA & Pune, IND).
Role: Tech Lead
From: Sept 2020 To Present Duration: 3.10 years
Description: CCB [Citi Commercial Bank] provides the highest quality
financial advice, helping businesses prosper and grow in
domestic markets, as well as internationally. With the full
spectrum of Citi's capabilities and access to a global
network, commercial banks deliver tailored solutions to
meet unique goals and objectives.
Team Size: 10

Responsibilities: ● As a tech lead responsible for resolving issues,
design, development, implementation, issue
fixing, debugging, troubleshooting, analyzing
code, code review, resolving client issues,
version control using git as well as removing
impediments of the team.
● As a tech lead, I have complete ownership of
Production change request creation, coordination,
managing approvals, deployment & checkout.
● Responsible for teams' annual performance
appraisals & performance improvement plans etc.
● Product backlog creation, sprint planning,
retrospective along with involvement in project
audits.
● Security scan & vulnerabilities fixes
● Hands-on experience of conducting standup
meetings, providing estimates, weekly status
reports to immediate & senior management.
● Involved in SDLC Requirements gathering,
Analysis, Design, and Development, testing
production of applications using AGILE
methodology (SCRUM).
● Involved in design discussions and understanding
of business requirements and identifying the
relevant functional and technical requirements.
● End to End design & development of
microservices using Spring Boot, Spring Cloud,
OpenShift Cloud Platform (K8s + Docker)
● Intercepting filter design pattern used for all the
pre-processing and post-processing purposes
which includes session validation, authorization,
logging.
● Designed, implemented and maintained our
micro services architecture using cutting edge
technologies.
● Involved in the complete life cycle of the project
from the requirements to the Production release.
● Setting up daily Status meetings with the team
and communicating status to Project Manager.
● Worked with the Business teams to review the
requirements for any new functionality or
enhancements.

Environment: Java, SPRING BOOT & SPRING CLOUD based
Microservices, RESTful API, RedHat OpenShift Cloud
Platform, K8S, Docker, JACOCO, JAVA SE8/11/17,
SONARLINT, MOCKITO, Maven, KAFKA, ECLIPSE.
Project Title: JDPrism - John Deere Parts retail information system
management.
Client: John Deere (Moline, Illinois, USA).
Role: Module Lead
From: Nov 2018 To Sept 2020 Duration: 1.11 years
Description: John Deere Parts retail information system management
(JDPrism) is a global tool that delivers enhanced ordering
solutions for dealers to manage parts inventory.
Team Size: 20

Responsibilities: ● As a module lead and mentor responsible for
resolving issues, design, development,
implementation, issue fixing, debugging,
troubleshooting, analyzing code, code
refactoring, code review, resolving client
issues, version control using git as well as
removing impediments of the team.
Analysis, Design and Development, SCRUM
AGILE.
● Developed the application using Spring Boot
Framework that helps in separating the business
logic, presentation logic and navigation logic
pre-processing and post-processing purposes
which includes session validation, authorization,
logging.
● Designed, implemented and maintained our
micro services architecture using cutting edge
technologies.
● Used Maven to build, run and create JARs and
WAR files among other uses
● Used SQL Queries in Java code to do
select/update/delete depending upon the
business requirement.
from the requirements to the Production release.
● Setting up daily Status meetings with the team
and communicating status to Project Manager.
● Actively involved in code reviews and bug fixing.
● Used Git version control for code management
check-ins, checkouts and synchronizing the code
with repository.
● Worked with server admin and deployed the
application on to the production and Staging
Servers.
Environment: J2SE/J2EE, Servlet, HTML, JS, JSP, RESTful API, TestNG,
JACOCO, JAVA SE8, SONARLINT, SPRING BOOT,
MOCKITO, Maven, MQ, PostgreSQL, STS.

Project Title: Intel® BMP gateway
Client: Intel® BMP (Portland, USA).
Role: Senior Software Engineer
From: Jan 2018 To: Nov 2018 Duration: 11 months
Description:
Intel® BMP (Intel® Building Management Platform), which
integrates tools to give cloud-based smart building
applications and services secure and easy access to data
and ‘things’ i.e. Internet of Things (IoT) in commercial
buildings. Platform connects to various building equipment
and devices that use a variety of protocols and sends their
data to cloud-based services and applications.
Team Size: 20

Responsibilities:
● As a senior software engineer and mentor
responsible for team management,
system/solution designs, code refactoring, POC,
java architectural designs, code review, code
merge, Integration of cryptography algorithms i.e.
SHA-256, HMAC-SHA-256, AES256- GCM, version
control and fixing technical issues of the team.
● Involved in SDLC Requirements gathering, Analysis,
Design, and Development, testing production
applications using AGILE methodology (SCRUM).
● Involved in design discussions and understanding of
business requirements and identifying the relevant
functional and technical requirements.
pre-processing and post-processing purposes which
includes validation, authorization, logging.
● Developed a business logic layer using Spring
Dependency Injection and client-side Java-beans for
DAO Design Patterns.
● Designed, implemented and maintained our micro
services architecture using cutting edge
technologies.
● Used Maven to build, run and create JARs and WAR
files among other uses
from the requirements to the Production releases
● Setting up daily Status meetings with the team and
communicating status to Project Manager.
● Worked with the Business team during UAT to
review the requirements for any new functionality
or enhancements.
● Used Git version control for code management
with repository.

Environment: J2SE/J2EE, Servlet, Microservices, Docker, Kubernetes,
JENKINS, RESTful API i.e. JAX-RS, TestNG, IoT, JACOCO,
GRADLE, JAVA SE8, SONARLINT, SONARQUBE, MQTT
PAHO, TDD, JSON Web Token + SPRING BOOT,
MOCKITO, MongoDB, InfluxDB, LINUX - UBUNTU
Project Title: MIDAS, BLACKBOX
Client: AT&T - MIDAS, BLACKBOX (Atlanta, USA).
Role: Senior Java Specialist
From: Jan 2017 To: Jan 2018 Duration: 1 year
Description: AT&T Mobility LLC is a wholly owned subsidiary of
AT&T that delivers wireless services to 134 million
subscribers in the US.
Team Size: 25

Responsibilities: ● As a senior developer and mentor responsible for
design, development, implementation,
architecture, unit testing (JUnit), version control
using bitbucket, code refactoring, code review,
code merge and cloud deployment.
Design and Development, testing production
includes session validation, authorization, logging.
technologies.
select/update/delete depending upon the business
requirement.
from the requirements to the Production and
involved in UAT.
or enhancements.
● Remotely debugged remote debugging the
application to resolve environment specific issues.
● Used Bitbucket version control tool for code
management check-ins, checkouts and
synchronizing the code with repository.
● Involved in Production and Staging deployments.

Environment: J2SE/J2EE, Microservices, SPRING BOOT, RESTful API,
JAVA SE8, JSON Web Token, Neo4j, Amazon - AWS: S3,
EC2, SQS, SNS, EKS, LINUX - UBUNTU.
Project Title:
OFA And CIS – Core Integra Services.
Client:
Omni Financial Advisor And C.I.S (Mumbai, IND).
Role: Senior Developer
From: May 2014 To: Dec 2016 Duration: 2.8 years
Description:
An independent advisory firm specializes in personal financial
planning, tax planning, and asset management.
C.I.S. - Achieve compliance management, business
management using core integra services.
Team Size: 35
Responsibilities: ● As a senior developer/ Tech Lead responsible for
architecture, database/n-tier system design,
development, code refactoring, code review,
version control using git, requirement gathering,
code merge, Integration design, analyzing and
resolving issues, designing solutions, unit testing,
deployment and end to end project delivery.
Design, and Development, testing production of
● Writing JavaScript functions for various validation
purposes.
● Developed HTML, JSP and JavaScript for client-side
presentation and data validation on the client side.
Dependency Injection and client-side Java-beans for
DAO Design Patterns.

requirement.
● Used Jenkins and Maven to manage automated
builds.
● Wrote business rules using Drools and business
logic processing customs declarations.
● Used JDBC to invoke Stored Procedures and
database connectivity.
● Used Log4J to capture the log that includes runtime
exceptions.
from the requirements to the production and
involved in UAT.
or enhancements.
● Remotely debugged remote debugging the
application to resolve environment specific issues.
● Used SVN version control for code management
with repository.
● Worked with server admin and deployed the
application on to the Production and Staging
Servers.
Environment: J2SE/J2EE, SPRING, RESTful API i.e. JAX-RS, HTML, CSS,
BOOTSTRAP, JS, JQUERY, JQGRID, JSP, AJAX, Angular,
PostgreSQL, SQL Server.
Project Title: PayHub & WhizPay / AurusPay
Client: PayHub And WhizPay / AurusPay (Boston, USA).
Role: System Analyst
From: Jun 2012 To: Dec 2013 Duration: 1.6 years

Description: Processes swiped transactions. Handles refunds, batches
deposits. PCI - Compliant and PA-DDS-Certified. Payment
gateway enables internet merchants to accept online
payments via credit card, e-check.
Team Size: 55

Responsibilities:
● As a developer responsible for analyzing and
implementation, UML Modeling and unit testing.
Analysis, Design, and Development, testing
production of applications using AGILE
methodology (SCRUM).
● Writing JavaScript functions for various validation
purposes.
● Involved in developing HTML and JavaScript for
client-side presentation and data validation on the
client side.
Dependency Injection and client-side Java-beans
for DAO Design Patterns.
technologies.
requirement.
● Used Log4J to capture the log that includes runtime
exceptions.
with repository.
Environment: J2SE/J2EE, SPRING, JAX-RS, HTML, JS, CSS, BOOTSTRAP,
JSP, SOAP, AJAX, JQUERY, Oracle, LINUX - UBUNTU.
Project Title: DMSUITE

Client: AXIS – DMSUITE (Boston, USA).
Role: System Analyst
From: Jun 2011 To: May 2012 Duration: 1.1 year
Description: Axis is a perfect solution for your Data Masking Process where
you want to mask 10’s or 100’s of
databases/files or where you need some customization for
your masking solution.
Team Size: 15
Responsibilities:
● As a developer responsible for analyzing and
resolving issues, design,
● development, implementation, and unit testing.
● Involved in developing HTML and JavaScript for
client-side presentation and data validation on the
client side.
Dependency Injection and client-side Java-beans
for DAO Design Patterns.
● Used Maven to build, run and create JARs and
WAR files among other uses
requirement.
● Used Log4J to capture the log that includes
runtime exceptions.
from the requirements to the production and
involved in UAT.
with repository.
Environment: J2SE/J2EE, SPRING, HIBERNATE, HADOOP, RESTful API
i.e. JAX-RS. PostgreSQL, SQL Server, Oracle.

Project Title: Bsmart - messaging gateway / mgate
Client: Bsmart - mgate (Mumbai, IND).
Role: Software Developer
From: Jan 2011 To: Mar 2011 Duration: 3 months
Description: An mgate is a business messaging gateway, providing
enterprise clients with full messaging capabilities: bulk SMS,
2-way messaging, mobile number validity lookups and full
in-depth reporting and statistics.
Team Size: 5
Responsibilities: ● As a developer responsible for analyzing and
implementation
● Created controller Servlets for handling HTTP
requests from JSP pages
● Developed client user interface using JSPs and
Servlets.
with repository.
Environment: J2SE/J2EE, EJB, RESTful API i.e. JAX-RS, Oracle.
CERTIFICATIONS
Certification: Sun/Oracle Certified Java Programmer, Standard
Edition 5.0 07 , Jan 09
Oracle License NO:: R22SYD534F, C.ID::SR5341356
January 2009
Sun/Oracle Certified Web Component Developer,
Enterprise Edition 5.0 17 , Feb 09
Oracle License NO:: R4BSYD51AF, C.ID::SR5341356
February 2009

HONORS & AWARDS
Honors &
Awards:
● GEM AWARD
Altimetrik
Aug 2022
GOING THE EXTRA MILE i.e. GEM AWARD - CITI®
● STANDING OVATION AWARD
Altimetrik
Dec 2021
STANDING OVATION AWARD - CITI®
● GEM AWARD
Altimetrik
Sep 2021
GOING THE EXTRA MILE i.e. GEM AWARD - CITI®
● Award of Achievement, Introduction to Oracle 9i :
SQL.
Seed InfoTech Limited

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