Technical Architect/Lead

CHANDRA ARUMUGAM

412-***-**** *******************@*****.*** https://www.linkedin.com/in/chandraprofile

CAREER SUMMARY

•Computer Science Engineering graduate with expertise experience in design, development and implementation of Object-oriented Applications, Client/server, Web, Windows Applications with proficiency in Object-Oriented analysis and design. Expertise in different domains like Reinsurance, Gaming, HEALTH and HUMAN Services, e-Learning, Logistics, HealthCare, Commercial Insurance to name a few.

•Having knowledge and worked on government Healthcare projects like LIHEAP, TANF, SNAP COLA, AFCARS batches and Federal integrations with IRS, CMS, NIST, HIPAA, ACA, Se-GOV, EDX (Enterprise Data Exchange) and IE (Integrated Eligibility) systems and regulations/policies.

•Expertise in different platforms and frameworks like ITIL, AGILE, HYBRID AGILE, CMMI level 3/5 standards and architectural styles and patterns like Microservices, REST, n-tier, MVC, SOA, Cloud, Hybrid-Cloud to name a few.

•Experience in implementing and maintaining Web applications on Azure environment using different services like App Service, SignalR, Azure Functions, Cosmos DB, Data Explorer, Data Factory, Application Insights and Telemetry.

•Expertise in DevOps activities like CICD, IaC and scripting with Azure pipelines, Terraform, ARM templates and PowerShell Expertise in SQL Server DB and extensively worked in SSIS, Jobs, SSRS, subscriptions, MDS, SSMS, IDERA tool.

•Expertise implementing FIPS1.2 compliance (AES256) for IRS/CMS/HHS mandated policies for machine specific, user specific encryption algorithm standards from RSA/Rijndael/DES/TripleDES/Managed.

•Experience in integrating AppScan (based on MS coding standards and guidelines)/Coded UI/Code Metrics (LOC)/MTM test scripts and other inbuild tools with Build and Deployment Framework using the Release Management software.

•Experience in HL7 based MSMQ/XML driven fully automated data conversion systems using the IC (Interface Connector) that brings data from Legacy and other active systems to central DB (Oracle/SQL Server) with 99% efficiency.

•Experience in Informatica 10.1.1 for Informatica driven batches using different transformations/mapplets and worklets by utilizing complex SQLs by SQL override.

EDUCATION

2000 – 2003 Bachelor of Engineering in Computer Science – Aggregate 74%

1997 – 2000 Diploma in Computer Technology – Aggregate 85%

TECHNICAL SKILLS

Languages:

Microsoft C#, VB.NET, ASPNET CORE 8, .NET CORE 8

Web Technologies:

REST API, Web Sockets, XML Web Services, SOA, SOAP

Deployment Tools:

Azure Pipelines, ARM Templates, Terraform, PowerShell, MS Build, NANT, Release Manager

Frontend Technologies:

JavaScript, TypeScript, Angular 12, Node.Js

RDBMS:

MS SQL Server 2022, 2019, Oracle 12g, 19c.

Document DB:

Azure Cosmos DB, SCOPE Studio 3.3

Database Technologies:

Dapper, Cosmonaut, LINQ, Entity Framework, Power-BI, ADO.NET, OData, ODP.NET

Middleware:

BizTalk Server 2009/2013 R2, Web Methods 9.8.

Administration/Maintenance/Deployments: BizTalk Server 2013 R2, Informatica 10.1.1, AEM Forms CQ 6.5.

CERTIFICATIONS & BADGES

PMI - KICKOFF Agile

APISEC University - API Security Fundamentals

PROFESSIONAL EXPERIENCE

Feb - 2023 to Nov - 2024

Tata Consultancy Services

Technical Architect Team Lead

Client: General Reinsurance (www.Genre.com)

I was working for Genre (General Reinsurance), a Berkshire Hathaway company for two projects LIDIA and LIDIA-NG. It is a modernization project merging two existing applications called DIA and LIDIA. LIDIA-NG will be capable of processing both input files, which are in different file formats like CSV, TXT, Excel, fixed width files. All input files will be processed, transformed and stored to structured strongly typed SQL table columns, then data rules will be applied based on the MDS rules written against the CDM column. In the final step the transformed data will be synced with CDM DB which is the final system of records used by the Policy Manager.

Roles & Responsibilities

•Prioritizing different work orders for modernization project and legacy project for production support & CRs.

•Implemented process level change for managing resources efficiently for process improvement.

•Led discussions in Genre Architecture Team for modernization project merging DIA and LIDIA into LIDIA-NG.

•Implemented automated data transformation based on SQL MDS business rules.

•Implemented CDM sync up logic after conversion from unstructured to structured data to temp tables.

•Implemented HangFire Job Server with RESTAPI integration for efficient data processing.

•Designed and implemented RESTAPI modules and a file processing engine for seamless data syncing.

•Conducted performance tuning activities to optimize system efficiency.

Mar - 2022 to Jan - 2023

Tata Consultancy Services

Technical Architect Team Lead

Client: Microsoft

I was working for Microsoft XboxData projects (XboxDataUI and XboxDataBackend) based on gaming analytics domain, utilizing all different Xbox backend data gathered and stored to Cosmos DB and PowerBI for all the KPIs. Based on the collected data different reports/tiles will be generated and grouped under different gaming management team for further discussions and to take quick business decisions.

Roles & Responsibilities

•Define deliverables, roles, and responsibilities. Also monitors progress and delegates tasks when needed.

•Coordinate team with ongoing user stories and tasks that need technical guidance and code reviews.

•Guided team for setup and maintain the Az ADF workflows for Cosmos DB daily backups.

•Guided team for maintenance of Az Infrastructure and daily maintenance activities.

•Guided team for implementing HITS integration, Az Functions, Az Cache for Redis with Xbox project for Process improvements.

•Guided team for setup and maintenance of Az Cosmos DB lower and PRD environments.

•Prepared a tool for Cosmos DB bulk update as per customer requirement with customization options.

•Worked with Microsoft Management Team for gathering requirements and preparing PowerBI reports for project search Telemetry and other data visualization reports.

Feb - 2011 to Feb - 2022

Deloitte Consulting

Senior Technical Consultant

Client: Pennsylvania - Department of Health (https://www.pa.gov/agencies/health.html)

DOH-IT Shared Services is a shared services team which provides various services to all the ongoing DOH (Department of Health) projects like (eCIS, ACA, EDX, HCSIS, PELICAN, CAPS, PACSES, CW, CWIS, Healthy PA, etc.) for the state of Pennsylvania. ITSS is a DHS delivery center delivering services from planning to release and maintenance, it’s a combination of different project teams consisting around 120 people and DHS account has around 1000 people working under 20+ projects.

Roles & Responsibilities

•Providing technical guidance and expertise to development teams throughout the project lifecycle.

•Created auto deployment tools using .NET, ANT and RM for new and legacy projects.

•Created tools for config. management and monitoring purpose.

•Identifying potential technical risks and mitigating strategies within the solution design.

•Created detailed technical documentation outlining the solution design, including diagrams, specifications, and rationale.

•Choosing appropriate technologies and frameworks based on project requirements and considering scalability, performance, and cost.

•Identifying potential technical risks and mitigating strategies within the solution design.

•Analyzing and optimizing Release Management and Change Management to ensure it meets performance and scalability requirements.

Aug - 2008 to Jan – 2011

Deloitte Consulting

Release Engineer

Client Name: Department of Human Services – Allegheny County – Pittsburgh - PA.

Roles & Responsibilities

•Configure, Administration and Maintenance of the VSTS 2008/2005 Server.

•Branching, Merging and resolving conflicts in the code across environments.

•Running builds, deployments, configuring application server across environments.

•Configuring, Analyzing production applications for statistical data.

•Running web test, load test using VS2008 Test Ed. Agents and controllers for performance testing.

•Experience in external tools like ANTS profiler, Memory Profiler, Debug Diag tool, Log Parser, Win Debugger etc for troubleshooting application issues that cannot be tracked with system testing.

Project Name: KIDS – Key Information and Demographics System.

Project Description: Pittsburgh Allegheny County’s Department of Human Services (DHS) Office of Child, Youth and Families (OCYF) implemented KIDS to support the case management and fiscal aspects of child welfare for DHS. This modernization project includes Call Screening, Investigation and Field Screening and Training. Prior to KIDS, staff used the Mainframe and relied on the completion of paper forms throughout the life of a case.

Project Name: MPER – Master Provider Enterprise Repository.

Project Description: MPER is a repository for storing demographics and services data for all providers. All other applications that need provider information will fetch it from MPER application.

Visa Status: Green Card. No sponsorship needed now or in the future.

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