Senior .NET Technical Lead (Kolkata)

Job Description Senior .NET Technical Lead (Kolkata)

Position

Senior .NET Technical Lead

Location: Kolkata (Fulltime Work from Office)

Job Summary

We are looking for an experienced Senior .NET Technical Lead with a strong background in both legacy Microsoft technologies and modern .NET development. The ideal candidate will lead the design, development, modernization, and maintenance of enterprise applications while mentoring developers and driving technical excellence.

This role requires hands-on experience with ASP.NET Web Forms (VB.NET & C#), legacy ASMX Web Services, Microsoft SQL Server, and modern technologies such as Blazor and ASP.NET Core Web APIs. Knowledge of JavaScript is mandatory, while React experience is considered a strong advantage.

Key Responsibilities

• Lead a team of developers in designing, developing, and maintaining enterprise applications.
• Provide technical guidance, architecture recommendations, and code reviews.
• Maintain and enhance existing applications built using ASP.NET Web Forms (VB.NET and C#).
• Support legacy ASMX Web Services.
• Design and develop RESTful APIs using ASP.NET Core Web API.
• Build and maintain modern UI components using Blazor.
• Design, optimize, and troubleshoot Microsoft SQL Server databases, stored procedures, views, and performance issues.
• Participate in application modernization and migration initiatives.
• Collaborate with business stakeholders, QA teams, and project managers to deliver high-quality solutions.
• Troubleshoot production issues and provide timely resolutions.
• Promote coding standards, best practices, and technical documentation.

Required Technical Skills

Mandatory

• 8+ years of experience in Microsoft technologies.

• Strong expertise in ASP.NET Web Forms using VB.NET and C#.

• Experience with Legacy ASMX Web Services.

• Strong knowledge of Microsoft SQL Server.

• Experience with:

• Database Design

• Stored Procedures

• Functions

• Views

• Query Optimization

• Performance Tuning

• Strong experience with ASP.NET Core Web API.

• Hands-on experience with Blazor.

• Strong proficiency in JavaScript.

• Good understanding of Object-Oriented Programming, Design Patterns, and SOLID principles.

• Experience with Git or other version control systems.

• Strong debugging and problem-solving skills.

Preferred Skills

• Working knowledge of React.js.
• Experience in application modernization from legacy .NET applications to modern .NET.
• Experience with REST APIs and JSON-based integrations.
• Familiarity with Azure DevOps, CI/CD pipelines, or similar tools.
• Experience working in Agile/Scrum environments.

Leadership Expectations

• Lead technical discussions and solution design.
• Mentor junior and mid-level developers.
• Review code and ensure adherence to coding standards.
• Estimate development efforts and identify technical risks.
• Coordinate with cross-functional teams.
• Drive continuous improvement and engineering best practices.

Qualifications

• Bachelor's degree in Computer Science, Information Technology, Engineering, or a related discipline.
• Equivalent industry experience will also be considered.

Experience

• 8 - 12 years of software development experience.
• Prior experience as a Technical Lead or Senior Developer leading development teams is preferred.

Desired Candidate Profile

The ideal candidate is someone who:

• Has extensive experience maintaining enterprise legacy applications.
• Is comfortable working with both legacy and modern Microsoft technology stacks.
• Can guide modernization initiatives while ensuring stability of existing systems.
• Has excellent communication and leadership skills.
• Takes ownership and drives projects to successful completion.

Nice to Have

• React.js development experience.
• Azure exposure.
• Experience with Microservices architecture.
• Knowledge of authentication mechanisms such as JWT or OAuth.
• Experience with containerization (Docker) is an advantage.

Employment Type

Full-Time

Location

Kolkata