Roles & Responsibilities

We are looking for a highly skilled Senior .NET Developer to support a major application modernization program involving the migration of existing systems from .NET Framework 4.8 to .NET Core 8 and a database transition from SQL Server to CockroachDB. The ideal candidate will have hands-on experience modernizing enterprise applications, refactoring legacy components, and implementing scalable services.

Key Responsibilities

•  Lead the modernization of applications from .NET Framework 4.8 to .NET Core 8, ensuring improved performance, security, and maintainability.
•  Design and develop RESTful Web APIs using .NET Core 8
•  Participate in and contribute to the migration of SQL Server workloads to CockroachDB, including schema transformation, data migration, and   performance  tuning.
•  Refactor legacy code, introduce best practices, and drive engineering standards across the team.
•  Collaborate with architects, database engineers, and DevOps teams to ensure seamless modernization.
•  Troubleshoot production and lower-environment issues related to APIs, services, and database integrations.
•  Participate in Agile ceremonies, code reviews, and technical discussions.
•  Document technical workflows, architectural components, and migration steps.

Must Have Skills

•  Strong experience with .NET Framework 4.8
•  Hands-on expertise in .NET Core 6/7/8 (preferably .NET 8)
•  Solid experience with Web API development
•  Strong command of SQL Server, including stored procedures, indexing, query tuning
•  Experience upgrading, refactoring, or re-engineering legacy .NET applications

Good to Have

•  Experience with CockroachDB or any distributed SQL 
•  Messaging experience with Kafka or MQ (IBM MQ, RabbitMQ, ActiveMQ etc.)
•  Exposure to distributed systems, microservices, API gateways, or event driven architecture

Preferred Qualifications

•  Java development experience 
•  Domain experience in Wealth Management or broader BFSI environments
•  Experience working in large-scale modernization / transformation programs
•  Familiarity with containerized d eployments (Docker, Kubernetes) and CI/CD pipelines

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