Ehteshaam Ahmed Jallani

• Engineered secure Carrier API authentication using JWT/OAuth, enabling seamless integration with Edenred
third-party services.
• Designed and maintained multi-tenant Azure-based REST APIs and microservices, leveraging event-driven
architecture principles to support secure, scalable, and reliable carrier integrations, employee synchronization,
and enterprise benefits administration workflows.
• Developed and maintained enterprise-grade RESTful APIs using .NET Framework 4.7 Web API for Irish Life and
Edenred Portugal integrations within the Data Exchange Framework.
• Developed Context-by-Login API integration for one-time client onboarding, improving secure client
provisioning workflows.
• Built Benefit Order APIs with delivery-point integration for flex card processing, enabling automated employee
benefit order creation.
• Performed API testing, validation, and debugging using Postman for RESTful APIs and carrier integrations.
• Collaborated with QA teams to troubleshoot API issues and ensure production-ready deployments.
• Implemented retry and recovery mechanism for failed bulk employee sync events, reducing manual
reprocessing effort and operational downtime.
• Worked with Databricks for enterprise data transformation, processing, and integration workflows supporting
carrier and benefits data exchange systems.
• Designed LIMRA schema transformation APIs by mapping AON standard schema with LIMRA-compliant models
for STD insurance products.
• Developed GET/SAVE microservice endpoints for bidirectional data transformation between AON DB objects and
LIMRA schemas.
• Implemented payload validations, centralized exception handling, and carrier response logging, improving API
reliability and traceability.
• Optimized SQL queries, stored procedures, and Entity Framework operations to enhance backend API
performance and scalability.
• Modernized legacy modules by developing REST APIs supporting Angular UI migration from legacy screens to
responsive applications.
• Enhanced Global Benefits Library (GBL) Editor and OLB member portal APIs, improving benefit configuration
and claims workflows.
• Delivered OCR-based data migration services using LINQ and Entity Framework, enabling structured enterprise
data transformation.
• Collaborated with cross-functional Agile teams on API design, code reviews, testing, and Azure DevOps-based
CI/CD delivery.
• Contributed to the AON Choice project by enhancing backend logic and developing new API modules supporting
global benefits selection.
• Architected and developed cloud-native REST APIs and microservices on Azure for scalable healthcare benefits
and carrier integration platforms.
• Integrated Azure Key Vault and Azure DevOps CI/CD pipelines for secure configuration management,
automated deployments, and enterprise cloud reliability.
• Leveraged GitHub Copilot and Claude AI for AI-assisted software development, code reviews, debugging, unit
test generation, and technical documentation, improving development productivity and code quality.
• Developed Azure-based REST APIs and microservices using Azure DevOps and Azure Key Vault, while applying
event-driven architecture concepts and Kafka-based integration patterns to support scalable enterprise data
exchange workflows.

Responsibilities:
Skills and Technologies: C#, .Net8, React, AWS EC2, DHP, TeamCity and Octopus.
• Developed RESTful APIs for Banker Workbench applications to integrate Salesforce data and streamline banker
operations.
• Built and maintained scalable backend APIs supporting customer, pricing, and opportunity management
workflows.
• Developed unit, integration, and Playwright automation test cases, improving release quality and API stability.
• Optimized and debugged .NET APIs to ensure high performance, reliability, and error-free deployments.
• Deployed enterprise applications on AWS EC2 and contributed to container orchestration using ECS, EKS, and
API Gateway.
• Collaborated with cross-functional teams to define API specifications, validate integrations, and align technical
delivery with business goals.
• Engineered scalable banking APIs and containerized microservices using AWS EC2, ECS, EKS, and API Gateway
for high-availability enterprise applications.
• Contributed to AWS cloud modernization initiatives by deploying distributed backend systems and optimizing
cloud-native banking application workflows.
• Developed secure .NET 8 RESTful APIs and microservices for banking applications, implementing OAuth
2.0/JWT authentication, AWS cloud-native integration patterns, and enterprise-grade security practices.
• Contributed to scalable banking solutions using AWS EC2, ECS, EKS, API Gateway, SNS, and SQS, enabling
resilient, distributed, and high-performance backend services.
• Applied event-driven architecture and asynchronous messaging patterns using Kafka, RabbitMQ, AWS SNS, and
AWS SQS concepts to support scalable, resilient, and loosely coupled banking integrations.
• Utilized GitHub Copilot for AI-assisted development of .NET 8 APIs and microservices, streamlining code
implementation, troubleshooting, unit testing, and documentation for enterprise banking solutions.

• Created Restful APIs in .Net to improve data exchange between systems, boosting efficiency for Shrimp
Management App.
• Developed and maintained by .Net APIs for business Application, reducing manual tasks by 30%.
• Collaborated with Teams to gather requirements and define .Net API specs, aligning with business goals.
• Optimized .Net API reducing response times by 50%.
• Tested and Debugged .Net APIs to ensure high quality, error free code.
• Documented API functions and created guides for easier developer use.
• Implemented security measures in .Net APIs to protect data and meet industry standards.
• Monitored .Net APIs Usage and provided insights to enhance functionality and User Experiences.
• Written Unit Test Cases for Different APIs by using Xunit.
• Developed different forms like Production Process Schedule, Production Transaction and used data binding in different
Grids.

• Worked on title insurance domain to provide end to end business solutions
• Worked on technologies like .Net, C#, ASP.Net Core Web API, ASP.NET MVC, MSSQL, Entity Framework, LINQ,
Angular 12+, Azure, Unit Testing
• Provided prompt solutions and proactive troubleshooting support to swiftly resolve subtle and complex issues as
the Senior Software Engineer of Software Engineering team.
• Worked on the development and maintenance of production and Non-production environments of FAST Application
• Worked on fixing the reported issues of production and non-production to stabilize by periodically monitoring the
environments of FAST Application
• Worked on the MuleSoft integration with DWS, Mellisa Data, Fast Search, Sales Force applications and Implemented JWT
Token.
• Documented all concerns and incidents and reported them to the Associate Development Manager
• Documented all supported system and applications to effectively train the new and existing team members
• Implemented and updated application modules under the direction of Team Leads
• Effectively coded software changes and alterations based on specific design specifications.
• Continuous Integration/Deployment Pipeline Integration, pull requests, code reviews, load/stress testing, unit testing.

• Utilized the latest software development tools, technologies, and methodologies to create customer service software.
• Worked on technologies like .NET Core Web API, Angular 5, LINQ, Entity Framework, MSSQL
• Developed different modules like Issues, Customization, Service, Manage Master module, and Auto mail Triggering
Functionality, Data
• Binding

• Worked on the development and maintenance of Orizer ERP (Enterprise Resource Planning) software and Orizer CRM
• Worked on technologies like C#, ASP.NET MVC, SQL Server, ADO.NET, .Net WEP API, HTML/CSS, JQuery, JavaScript
• Developed and maintained modules like Sales, Purchase, Production, Finance, and Inventory
• Provided prompt solutions and proactive troubleshooting support
• Visited client locations for implementation and customization
• Worked on making reports and formats as per clients requirements using Crystal Reports.