Brajesh Kumar

Tech Lead / Solution Architect – Hartford Insurance

Oct 2023 – Present Hartford, CT
Leading the end‑to‑end modernization and cloud migration of a 14‑application Claims Management ecosystem from on‑premise to AWS, involving complex workflows, batch jobs, WCF services, DB links, file‑based integrations, and MQ‑driven state management.

Key Achievements & Responsibilities

• Architecting the target state cloud solution using AWS S3, SQS, Glue, Cloud MFT, .NET 8, Python, PostgreSQL.
• Designed module‑level architecture, migration patterns, integration strategy, and modernization roadmap.
• Leading a 30‑member offshore team, driving delivery, sprint planning, estimation, and quality governance.
• Defined integration patterns for 10+ cross‑system interfaces (DB links, file shares, MQ, APIs).
• Modernizing legacy ASP.NET, Oracle, Windows Services, WCF into cloud‑native microservices.
• Coordinating with Enterprise Architects, Product Owners, QA, Dev Managers, and Business Analysts.
• Conducting architecture reviews, solution presentations, and risk mitigation planning.
• Leveraging AI tools (GPT, Gemini, Claude) for:
• Technical & functional documentation (CSA/TSA)
• Code generation & refactoring
• Unit test automation
• Test case generation
• Workflow optimization
• Architecture diagrams & impact analysis
• Ensuring compliance, performance optimization, and operational readiness for cloud deployment.

• Project: Tech Evo
• Description: Designed and implemented migration solutions for transitioning an existing on-premise application to Google Cloud Platform (GCP)
• Technologies –Microsoft Azure, AWS, C#, PostgreSQL, Oracle
• Responsibilities:
• Conducted in-depth analysis of the current on-premise application to identify migration requirements and challenges.
• Developed and documented the Current State and Target State architectural solution, system design, and roadmap for migration.
• Ensured seamless integration of technologies like Spring Boot and Spring Batch with GCP for scalable and efficient performance.
• Project: CHAMP
• Description: Agent Onboarding and Licensing
• Technologies – AWS Could services, Innovoe Skye Platform, .Net, C#, Power BI, PostgreSQL, Oracle
• Responsibilities:
• Lead the architectural design and development of cloud-based .NET applications and Generating BI reports.
• Provide technical leadership and guidance to development teams throughout the migration process
• Design and implement integration solutions to ensure seamless communication between migrated applications and existing systems.
• Oversee the adoption and customization of no-code platforms for UI development, ensuring alignment with business requirements.
• Monitor and optimize the performance, scalability, and reliability of the cloud-based applications.
• Identify and mitigate risks associated with the migration and ensure compliance with industry standards and regulations.
• Managing delivery of Onsite-Offshore team.

• Project #1- Consumer Finance
• Description- Upgrade Legacy application, Maintenance and Support
• Environment – Web API, Angular, C#, SQL, Microservices, Entity Framework, Postman
• Responsibilities:
• Solution Architecture
• Business layer development
• UI design
• Manage Delivery of Team
• Release Management.
• Report creation and Data validation
• Project #2 - FileNet Integration for Loan Document Management
• Description- Developed and implemented a REST API to integrate the loan management system with FileNet for secure document storage and retrieval.
• Technologies: IBM FileNet, Java, REST APIs, Oracle Database
• Key Responsibilities:
• Designed and developed an API to upload loan application documents to the FileNet repository with metadata tagging for easy retrieval.
• Implemented secure document retrieval functionality based on customer ID and loan type, ensuring compliance with data protection regulations.
• Conducted performance testing to optimize API response times and ensure seamless integration with the loan management system.
• Collaborated with cross-functional teams to deliver the solution within the project timeline.

• Project- Credit Assessment and Risk Rating
• Description- Upgrade Existing Silverlight application into Angular version 9
• Environment – Web API, Angular, C#, SQL, Microservices, EdorasOne, RabbitMQ, Entity Framework, Postman
• Responsibilities
• Development of Microservices
• UI design.
• Manage Delivery of Team
• Release Management.
• Report creation and Data validation

• Description- Reporting refinery health data
• Responsibilities
• Developing compelling and interactive analysis reports and dashboards for Refinery date using advanced DAX.
• Integrated custom visuals based on business requirement using power BI desktop.
• Imported data from SQL Server DB, Azure SQL DB to Power BI to generate reports.
• Created Dax Queries to generated computed columns in Power BI.
• Involved in creating new stored procedures and optimizing existing queries and stored procedures.
• Used Power BI, Power Pivot to develop data analysis prototype, and used Power View to visualize reports
• Explore data in a Variety of ways and across multiple visualizations using Power BI

• Project- Book Management System
• Description- This was centralized book management system across Barclays Investment Bank.
• Responsibilities- I actively worked on UI Design, Writing business functionality, Unit testing, Release management, Coaching.
• Environment- WPF, C#, ASP.net, React, WCF, SQL Server 12.0

• Project- Environment migration From Unity to Odyssey
• Description- This was environment migration project; it required the migration of application environment and related infrastructure from Unity to Odyssey. It evolved migration of JIRA, TeamCity, Artifacts, SVN and User Applications (various applications developed in .Net, Java and C++).
• Responsibilities- It was as Lead Developer and Architect role including Individual contributor and was responsible for end-to-end migration. It required understanding various applications under the environment, assessment of changes after migration, Understanding of New tools provided under new environment, Adoption of new tools, Mitigating the impact of platform related changes, Redesigning the development, Testing, QA and Deployment workflow and adhering the completed SDLC.
• Project- RoboCop
• Description- RoboCop was a compliance application. It was designed to monitor and validated the orders against the set of limits and control the unexpected trade execution requests.
• Environment- WPF, WCF, C# 4.0, SQL, Infragistics and Multithreading.
• Responsibilities
• Functional Requirement Gathering.
• Development of Window services and issue fixes.
• Writing Stored Procedure.
• Testing and Deployment.
• Issues fixing at application and DB end.
• Provide technical and functional support and training to 1st Level support team.
• Provide support to production application during trading hours.
• Manage Team and providing techno-functional assistance.
• Project – RAAM-Portfolio/Position Management System
• Environment- WPF, WCF, C# 3.5, VB.Net, Linq, Oracle 11g, and Windows Services, Fidessa, Reuters API, EMS, Visual SVN
• Team Size- 4
• Responsibilities
• Functional Requirement Gathering.
• Development of Window services and issue fixes.
• Writing Stored Procedure.
• Testing and Deployment.
• Issues fixing at application and DB end.
• Provide technical and functional support and training to 1st Level support team.
• Provide support to production application during trading hours.
• Interaction with Traders and other downstream application for new requirement and issues fixes.
• Project - Tick Data Monitoring Tool
• Environment- WPF, C# 3.5, Linq, Windows Services, EMS, Visual SVN, SQL
• Team Size- 2
• Responsibilities
• POC
• Design and Development of Message Parser.
• Development of Data Model layer.
• Design UI and related framework.

• Project Name- Appraisal Management System (WPF)
• Environment- WPF, WCF, C# 3.0, Linq, SQL Server 2008, SOA, Reporting Services., Visual Studio .NET, MS Visio, Visual SVN
• Team Size-20
• Responsibilities- Team Management, Requirement Analysis, Design, Development and Support
• Project Overview- AMS is an enterprise Insurance application which allows claims appraisers to collect and analyze claims data and record the visits to the actual damage site and assess the claims amount payable to the insured. Claims data is stored in a central data warehouse from which reports are generated about claim patterns which is then used to detect frauds.

• Project Name- DPR Loan Servicing Solution (Winform)
• Environment- WWF, C# 2.0/3.0, Infragistics, Multithreading, SQL Server 2005, XML, Serialization, SOA & Web Services, Reporting Services, MS Visio, NUnit, VSS & TFS
• Team Size-15
• Responsibilities- Requirement Analysis, Solution providing, Designing, Unit Test Cases Creation, Development & Test Cases Execution, Customer Interaction, Technical Support.
• Project Overview- Loan Servicing Solution (LSS) provides a back-office portal for the day-to-day administration and special servicing of live mortgage loan accounts. LSS employs Service-Oriented Architecture, with all core components communicating using XML Web Services. It employs core DPR components for across layer communication, data retrieval and push. It provides one-point abstract implementation for loading and saving database entities. LSS makes extensive use of COM+ components and transactions, reflection, custom generics (types, methods, collections etc.) and Infragistics controls.

• Project Undertaken- HRIS, Payroll, Employee Portal, Employee Recruitment System & Referral Management, Leave and Attendance System, Timesheet/ Performance management system
• Environment- Winforms, ASP.Net, C#, JavaScript, SQL 2000, HTML/DHTML, Crystal Reports, CDO, SOA, Windows 2003, IIS 6.0, ADO.Net
• Team Size-10
• Responsibilities
• Designed and execute proofs-of-concept
• Leading Team
• Application Architecture, Implementation, Deployment, Testing
• Interacting with the Client's project management team / Top Management and resolving the issues

• Project Undertaken- Leave Management
• Environment- WinForms, ASP.Net, C#, JavaScript, SQL 2000, ADO.Net
• Responsibilities
• UI design and Testing