Job Title:
Tech Lead C# / .NET & React Developer – Full Stack
Experience Required: 8-10 Years
Location: [Hybrid / Onsite]
Type: Full-Time
Role Summary:
We are seeking an accomplished Lead C# / .NET Core & React Full Stack Developer with strong expertise in microservices architecture, distributed systems, and modern front-end frameworks React. This role focused on building scalable, high-performance backend & frontend systems and enabling a cross-functional team to deliver robust full-stack solutions.
The ideal candidate is highly skilled in C# language features, .NET Core runtime capabilities, and containerized microservices, with strong experience in cloud-native development, DevOps, and code quality enforcement along with the frontend development in React & NextJS . He should Own production stability, support escalated issues, and guide root cause analysis and resolution.
Key Responsibilities
Backend Development – C# & .NET Core
- Architect and develop headless, service-oriented applications using C# and .NET Core .
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Design distributed microservices, Background Services, and Worker Services.
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Expertise on backend services with async programming & Memory management
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Build domain-centric business logic with Clean Architecture.
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Use SOLID principles, Design pattern and Command patterns for loosely coupled code.
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Preferred to have experience with event-driven workflows using message queues like (RabbitMQ, Azure Service Bus, Kafka).
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Create reusable SDK, Libraries for internal services consumption.
- Experience resolving code smells, vulnerabilities, and application security flaws.
Data & Persistence Layer
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Use Entity Framework Core and/or Dapper to implement efficient, secure data access strategies.
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Work with SQL Server, PostgreSQL, or NoSQL solutions like MongoDB or Redis.
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Optimize database performance with indexing, query tuning, and connection pooling.
Testing & Observability
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Write unit test cases for better test coverage .
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Working experience with Splunk (logging), AppDynamics, JSON/XML, Caching, Performance Analysis & Profiling,
Cloud, DevOps, and CI/CD
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Containerize services using Docker and deploy to Kubernetes or Azure Container Apps.
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Design and maintain CI/CD pipelines with Azure DevOps, GitHub Actions, or GitLab.
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Good to have experience on IaC tools (Terraform, Bicep, ARM) to provision infrastructure.
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Experience with source code repositories tools, Bitbucket, GitHub.
Front-End Experience with React
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Hands-on knowledge and experience with developing enterprise-level web applications with a strong focus on ReactJS
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Understanding of NextJS ,Node.js development and debugging tools
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Experience with CDD based UI development.
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Knowledge of JavaScript, CSS, HTML, and jQuery
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Experience consuming REST APIs using Fetch, Axios, etc. and asynchronous data handling
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Integrate with backend APIs using token-based auth (JWT/OAuth2).
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Implement state management via NgRx, Redux, or Context API.
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Experience with both CSR & SSR
- Experience with maintaining web vitals .
Leadership & Managerial Responsibilities
- Lead technical design discussions, define service boundaries, and maintain architecture documentation.
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Review code for quality, performance, and maintainability; enforce best practices across teams.
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Mentor team members on C#/.NET Core, system design, and debugging complex distributed systems.
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Participate in sprint planning, backlog grooming, and agile ceremonies.
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Collaborate with product managers, QA, DevOps, and stakeholders to ensure timely and high-quality delivery.
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Must have experience with the leading the team of 4-5 team members.
Required Skills & Experience
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5-10 years of software development experience, with at least 3-4+ years focused on microservices in C# and .NET Core.
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Deep understanding of C# language internals, memory management, async/await, parallelism, and diagnostics.
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Experience building microservices and APIs.
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Hands-on with Docker, Kubernetes, cloud-native development (Azure, AWS).
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Expertise in unit testing, mocking frameworks, and observability tools.
Preferred Qualifications
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Experience in event-driven architectures, distributed transactions.
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Familiarity with gRPC and API versioning strategies.
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Experience working in regulated or high-security industries (e.g., finance, healthcare).
This position can be based in any of the following locations:
Chennai
Current Guardian Colleagues: Please apply through the internal Jobs Hub in Workday
