Neeraj Aggarwal

Technology professional experienced in designing and implementing EAI and B2B integration solutions as well as application upgrades to enhance operational efficiency. Skilled in software development life cycles, middleware integration, and database management, with a strong background in banking and financial domains. Bringing primary expertise in WebMethods along with knowledge of Apigee, Kafka, and various programming languages to deliver robust technical solutions.

Technology Architect at COGNIZANT TECHNOLOGY SOLUTIONS CANADA (2019-05 – Present)

Client: Leading banking institution, Mississauga, ON. Provided leadership in understanding critical business integration needs and translating them into technology solutions.

• Designed, developed and implemented IT solutions that improved operational efficiency.
• Participated in Agile Scrum meetings to review sprints progress and discuss blockers.
• Optimized existing systems through refactoring codebase or introducing new technologies.
• Custom adapter creation for Kafka connectivity.
• Post Implementation monitoring, support and bug fixing of software applications. Performing code enhancements and configurations to improve application performance and code reusability.
• Working on application upgrades and fix installations. Analyzed system performance metrics to identify improvement opportunities.
• Working on various middleware and integration tools including WebMethods Product Suite, SOAP REST webservices, universal messaging, Kafka, Gitlab, Kibana, Splunk, Jenkins.
• Conducted research on emerging technologies to identify potential improvements.
• Mentored junior developers on coding techniques while providing guidance on best practices.

Technical lead at COGNIZANT TECHNOLOGY SOLUTIONS US (2018-11 – 2019-05)

Client: US based tobacco company, Winston-Salem, NC. Worked with business and functional teams to gather high level requirements and providing integration solutions using webMethods as a middleware backbone for company wide e-commerce.

• Worked on detailed low level designs leveraging reusable service components as well as developing new real-time REST APIs and batch jobs.
• Worked with offshore counterparts on delivering code assets in timely manner and environment set-up including firewall access and splunk alerts.
• Evaluated organization's technology use and needs and recommended improvements to hardware and software.
• Supported various test phase including quality, user-acceptance, performance and security testing and worked on bugs identified by providing solutions.
• Worked with Dev-Ops team during code migration to QA and Production environment. Prepared overall cut-over plan involving all applications and followed-up during product go-live.
• Environment: WebMethods 10.1 (Integration Server, Designer, JDBC Adapter, Universal Messaging), Splunk, Jenkins.

Technical lead at COGNIZANT TECHNOLOGY SOLUTIONS US (2014-11 – 2018-10)

Client: Silicon valley based semiconductor equipment provider, Santa Clara, CA. Worked in design, development and support roles interacting with functional teams to understand requirements and providing integration solutions using webMethods as middleware. Project lifecycle management using ALM tool.

• Developed flow, java services, utility and adapter services for multiple webMethods interfaces involving web-services (SOAP and REST), e-Standards (Ariba cXML, Rosetta-Net, EDI X12 (850, 997, 601, 824), EDIFACT), IDOCs, SAP RFCs, flat file transfer over SFTP using PGP encryption.
• Worked on set-up of PGP suite, public-private key handling, partner certificate installation, certificate generation using CSR, firewall setup for new partners and web, SFTP alias creation in Integration server.
• Replaced critical interfaces related to reporting of customs data to government applications by providing simpler webMethods solutions based on standard Seeburger code in a reverse engineering manner. This allowed deprecation of Seeburger application resulting in substantial cost savings.
• Identified design changes for improved performance and development of enhancements identified after preliminary end-to-end testing.
• Created and configured Trading network partner profile, document types and processing rules for various interfaces.
• Created detailed design and technical specification documents for various interfaces involved.
• Supported UAT testing and worked on bugs identified by providing solutions. Defect management using HPQC tool.
• Worked on POC for both side-by-side and over-install upgrade approach and using Integration server migration utility.
• Created DB tables and migrated data from existing tables using SAG utilities.
• Created build for Software AG 9.6 and installed assets on UNIX server by using SAG installer. Installed latest fixes and updates using SAG Update Manager.
• Used migration utilities to migrate IS and TN assets from existing 8.2 to new 9.6 versions.
• Coordinated with team members on daily activities and conducted regular status meetings with clients to provide status on project development.
• Environment: WebMethods 9.12 (Integration Server, Designer, Adapters, Trading Networks, MWS).

Senior Developer/Analyst at COGNIZANT TECHNOLOGY SOLUTIONS US (2014-05 – 2014-10)

Client: US based Insurance Provider, Bangalore, India. Analyzed and reviewed functional and customization requirements mentioned in high level design documents and performed impact analysis on existing applications and interfaces.

• Created technical specification documents and low-level design documents for various interfaces involved.
• Developed flow and rest services, analyzing the integration of business flow and perform multiple forms of tests over the course of development process.
• Identified potential problems/bugs in the application and working to propose/design a solution.
• Designed and implemented process control and auditing mechanisms which reduces the time spent for identifying the issue and analyzing the root cause in case of transaction failures.
• Environment: WebMethods 8.2.2 (Integration Server, Developer, MWS, Deployer & Optimize).

Application Developer at IBM INDIA (2011-06 – 2014-04)

Worked with business functional counterparts to gather business requirements and translating them into technical specifications.

• Worked on programming of several interfaces using webMethods flow, java utility and mapping services, Flat File dictionaries and schemas, SAP adapter services and notifications, web-service providers and consumers, documents and schemas, TN partner profiles, document types and processing rules.
• Documented Mapping specifications, technical specifications as well as release documentation.
• Participated in code reviews, PAT and UAT testing involving other applications as well as external business partners and documenting test cases.
• Deployed new interfaces to production followed by providing post Implementation production support and bug fixing, giving training and KT sessions to new resources on these interfaces.
• Environment: WebMethods 8.2.2 (Integration Server, Developer, Trading Networks console), webservices, HP-UX.

Software Engineer at TORRY HARRIS BUSINESS SOLUTIONS (2007-09 – 2011-06)

• Performed Impact analysis of the existing services which needs to be modified for this project.
• Modified existing services based on the requirements and then exposing them as Web Services.
• Coordinated with operations team to analyze and understand post release code issues.
• Orchestrate different services involved in POC using mule ESB and Fraud Database handling. End-to-end testing of the application and demonstration of the application to potential customers.
• Environment: WebMethods 7.1 (Integration Server, Developer, web-services Provider, Deployer), Java, Mule 1.4.3 ESB.

Bachelor of Technology in B. Tech – Kurukshetra University, India