Abhinav Kumar

Company Overview: Digital One Business – is a business e-Banking web platform which provides complete, scalable online banking solution that meets the complex cash management needs of large corporate and middle-market customers. The FIS Digital One digital banking platform's suite of solutions offers a customer-centric banking experience for Bank's customers, business clients and bankers, providing consistency across digital and mobile self-service and banker-assisted channels

• End to end understanding of e-Banking, Check, ACH, Positive Pay, WIRE, Money transfers, Loans
• Worked on Angular front end web development and maintenance
• Written business logic in JAVA and C# in application layer separating Angular UI code from being exposed directly with backend data
• Worked on real-time Balance Validation project implementation while making money transactions
• Implemented Multiple level approval for money transfer based on defined amount limit
• Worked on writing code to audit all the money transaction and keep audit records for PCI compliance
• Analyzed root cause for multiple performance issues in e-Banking web application module and modified code to implement multi-threading concept and designed batch job for reporting modules to improve application response time
• Analyzed SQL queries causing e-Banking application module latency and created indexes or modified query to fix latency issues
• Working on migrating backend APIs to Microservices as future application enhancement project
• Used Kubernetes containers to deploy Microservices into PODs and run with high availability and scalability
• Worked on agile methodology using SAFE Agile Scrum, Rally for user story planning and tracking, Clarity PPM for time tracking and financial management
• L3 production support, root cause analysis, Incident and Problem Management using Service Now, ITIL framework experience
• Used Splunk for logs monitoring, creating logs dashboard and reporting for production application monitoring
• Analysis of windows services using Windows event Viewers
• Experience in using windows task scheduler for various day to day automation in production application monitoring
• Worked with top level Management in escalation of production incidents, preparing customer communication, understanding customer needs
• Worked with customer in defining SLA, SLO for production incidents
• Managed 24x7 availability of Resource for production supports with zero downtime of customer facing application
• Experience in collaborating with various stakeholders with the aim of faster response and resolutions to customer reported issues
• Streamlined change management processes that reduced the application downtime to 0%
• With Automation of various monitoring tasks, automated alerts and proactive measure, reduced the person work volume by 34-40% which directly translated to saving cost annually
• Provided on-call technical support, ensuring rapid incident resolution and maintaining SLAs for continuous high availability and performance
• Researched and analyzed Business eBanking landing page slowness and collaborated with IT architecture to reduce the application load time by 50%
• Integrated third-party APIs to enhance website functionality and provide additional services to users
• Digital One Business – is a business e-Banking web platform which provides complete, scalable online banking solution that meets the complex cash management needs of large corporate and middle-market customers
• The FIS Digital One digital banking platform's suite of solutions offers a customer-centric banking experience for Bank's customers, business clients and bankers, providing consistency across digital and mobile self-service and banker-assisted channels
• Tools/technology worked on: C#, java, J2EE, Angular, VS code, TFS, Visual Studio 2019/2021, Eclipse, Maven, Docker, Kubernetes, Dynatrace, Splunk, ServiceNow, Agile scrum, Apache Tomcat, Windows Server, Linux, Oracle PL/SQL

Company Overview: Vantiv iQ - is a robust, easy-to-use, self-service and reporting tool for payment reporting and customer data platform with both desktop and mobile access. It's a one-stop portal where Merchant or Financial Institutions can view and act upon their transactional information so they can make more informed business decisions

• Complete knowledge of Payment System concepts including, Credit card transaction life cycle with settlement, Authorization, chargeback management etc
• Knowledge of Merchant acquiring business and transaction acquiring business in payment industry
• Good Understanding of Fraud and Risk management in Payment industry
• Designed Microservices Domain driven architecture for various backend API services
• Developed Microservices using Java and spring boot using spring starter project
• Maven integration with Microservices for easy build and package
• Experience in using OAuth2 in Microservices Authentication and Authorization
• Implemented Microservices Circuit breaker and fall-back methodology to handle failures and load balancing of Microservices to handle unexpected service failures
• Microservices client side load balancing using Netflix Ribbon
• Experience in configuring and using Netflix Eureka Service Discover and Service Registry
• Microservices server side load balancing using Netflix Eureka and Zuul API gateway
• Experience in breaking down Monolithic designed legacy complex distributed applications to Microservices and RESTful APIs
• Experience in MongoDB, H2 in Memory Database integration with Microservices
• Set up build and deploy pipeline for Microservices by integrating git Cloud Configuration server, Netflix Eureka Service registry and service discovery
• Set up Microservices Monitoring using ELK stack
• Used Kubernetes containers to deploy Microservices PODs and run with high availability and scalability
• Hands on experience in AWS CodeCommit, AWS CodePipeline, AWS CloudWatch alarms, AWS: IAM, ELB, EBS Volumes, EC2 instances, S3 Bucket, Auto Scaling Groups, Security Groups, Availability zones, Elastic Beanstalk
• Application Software development, QA testing (manual) and automation API testing using SOAP and XML request
• Deployed Enterprise Application Archive (EAR), Web Application Archive (WAR), JSP's, and Servlets in Staging, testing UAT and Production
• Used IBM Web sphere to deploy Enterprise Application Archive (EAR) to application servers
• Worked on Dynatrace and Splunk Monitoring tool, configuring dashboards for every application that's in the environment
• Responsible for identifying, assessing and communicating process improvement recommendations around automation and service stability
• Involved in Application architecture design, build and deploy pipeline requirement analysis, testing planning, implementation and production readiness of the developed applications
• Worked on agile methodology using Agile Scrum, Rally for user story planning and tracking, Clarity PPM for demand management, time tracking and financial management
• Worked on setting up complete Disaster Recovery environment with end to end application flow at enterprise level as per Audit requirement and for BCP for Payment industry
• Vantiv iQ - is a robust, easy-to-use, self-service and reporting tool for payment reporting and customer data platform with both desktop and mobile access
• It's a one-stop portal where Merchant or Financial Institutions can view and act upon their transactional information so they can make more informed business decisions
• Tools/technology worked on: Unix Shell Scripting, C#, java, J2EE, Spring boot, Spring MVC, Spring tool suite, Eclipse, Maven, Ansible, Docker, Kubernetes, spring Cloud, Jenkins, ELK Stack, Dynatrace, Splunk, SiteScope, ServiceNow, Agile scrum, IBM Rational Build forge, IBM Web Sphere, Nexus, Apache Tomcat, AWS, VMware, Windows Server, Linux Red Hat, SQL server, DB2, Infinity IDP, SAML, JWT, OAuth etc

Company Overview: NPC (National Processing Company), a Vantiv company, is a leading provider of innovative payment processing and technology solutions

• Developed and Deployed MS SSIS packages ETL jobs to SQL server agents and setup monitoring using SQL server agents email tasks
• Daily packages deployment automation using Jenkins automated job tasks
• Working Unix Shell Scripting and set up cron for housekeeping tasks like logs, space and memory managements in servers
• Automation of repetitive tasks using C# WPF, VB.net, Excel VBA, UNIX shell scripting, etc
• Development of desktop applications using .Net and building using MS build via TFS and deploy across environment
• Also setup CD pipeline for code release to productions
• Providing L2/L3 maintenance support and Analyzing Unix cron job logs to troubleshoot issues
• Working with SQL loader to load/modify data into production
• Writing complex DML, DDL queries using PL/SQL
• Loading Data from different sources like MS access, excel, flat files into OLTP/OLAP databases by using SSIS jobs
• Leading a team/associate in IT application development and production support activities within specified SLA and ITIL process
• Working with Multiple team in resolving problem Tickets and boarding the new application into production environment using ITIL process
• Preparing KT plans and application support and coverage scope for L2 production support and working with client leadership managements and vendors/developers
• Handling Configuration and Release management activities in productions
• Identifying the root cause of any new issues and suggesting possible solutions to Development team, Creating Problem tickets and follow up till solution get deployed to productions
• Handling production incidents, Service request and Problem Tickets through Incident Management Tool - Service Now
• Taking/attending Team meetings on weekly basis and adhoc basis to discuss issues and challenges among team members in productions and reporting to Managements
• Performing root cause investigation of all the issues occurred in each month and sharing with client leadership and managements and coming up with mitigation plan to avoid in future
• Build Engineering and troubleshooting for code compilations and automation
• IT System Disaster Recovery management
• NPC (National Processing Company), a Vantiv company, is a leading provider of innovative payment processing and technology solutions
• Tools/technology worked on: Windows Server, Linux, Microsoft VC++, Java J2EE, Struts, Java Spring & Hibernate, XML, SOAP, C#, TSQL, SQL DB2, PL/SQL, Unix, VBA, C/C++, Team Foundation Server, BIDS, Service Now- IRIS, SiteScope, UIM

Company Overview: Aviva Central Services UK Limited provides insurance and savings products. The Company offers car, home, and health insurance products, as well as pensions, investments, and asset management services

• Development of SSIS package based on BRD documents
• Preparing & execution of test cases
• Data migration from excel sources to MS SQL server 2008 using SSIS tool into staging tables and developing and running set of stored procedures to standardize it as per RDBMS
• Working with UI development team (ASP.net, C#, TSQL) and Client representatives for requirements
• Masking production data and proving the database backup to development team for debugging their UI functionality
• Deployment of the compiled code and database into development test environment and then to production environment
• Collaborated with cross-functional teams to deliver high-quality products on tight deadlines.
• Improved software efficiency by troubleshooting and resolving coding issues.

Company Overview: Superpartners is a superannuation administration provider, acquired by Link Group in December 2014. Link Group is the largest provider of services in Australia's superannuation fund administration industry

• Software Configuration Management using ITIL 2011 guidelines
• TFS administrations- Managing access related activities, Branching and merging etc
• SQL Server Database Schema Comparison using SSDT, Schema Deployment using vsdbcmd, sqlpackage dacpac, SQL Server Data tools and deployment verification
• SQL Server always ON configuration of database (L2 support)
• L2 support in SQL server Replication setup and database deployment using Master Config replication (Using Merge Replication)
• Administration of SQL server Databases like restoration, backup, access related activities
• L2 support in Creating & Managing Jobs using Autosys, Job scheduling with Autosys and Control-M
• Deployment of successful builds across different environments like Development, FIT, SIT, BVT, UAT and Production etc
• Applying Hotfixes across databases and environments -Deployment and Troubleshooting SSIS
• Preparing reports for nightly failed build and working with different developers to get root cause for each failure to avoid redundant issues
• Maintaining a build failure tracker for each failure and resolutions
• Development of a WPF application to get the drive's space utilization of all the build servers in a single UI grid for better visibility
• Development of a WPF application (.exe file) for automatic archive of failed build logs every day at scheduled time with the help of windows task scheduler
• IIS monitoring, troubleshooting and restarting
• SQL DB Server monitoring for any performance or deadlock issues
• Windows SharePoint administrations (L1/L2 support)-server monitoring, managing access level for users
• Application and database support for Development, FIT, SIT, RBS, Batch Test, Automation, BVT, UAT and DRH environments
• Automated manual tasks through scripting languages such as Python or Shell, boosting team productivity levels.
• Improved code deployment efficiency by automating processes with CI/CD pipelines.

Company Overview: Development of E-recruitment Web application portal

• Design of Web application using ASP.Net and C# with SQL Server for E-Recruitment portal
• Created SRS documents and architecture using glify
• Developed SQL server database architectures and database tables using RDBMS
• Developed Web UI using HTML, CSS, Javascript and JQuery
• Created Three tier (N-Tier) architecture design and used it build Web applications using C#, ASP.net and ADO.net to connect SQL server Databases
• Created Test Cases and executed using TFS build integrations and deployed the web applications to windows servers
• Used Selenium Web driver for Web UI testing
• Development of E-recruitment Web application portal
• Worked closely with clients to gather requirements and translate them into technical specifications for implementation
• Participated in regular code reviews, ensuring high-quality standards were consistently met across all development efforts
• Translated customer requirements into written use cases
• Built databases and table structures for web applications
• Adapted quickly to new technologies and programming languages, enhancing overall team productivity.