.Net Developer

Uplers; Kolkata District; On-site; INR 2,800,000 - 5,000,000; Full time

Job summary

Uplers Solutions Private Limited. seeks a Senior .NET Technical Lead to drive the modernization of enterprise applications, balancing legacy Web Forms and ASMX services with modern ASP.NET Core APIs and Blazor UI components.

You will mentor developers, lead architecture decisions, and ensure high quality, scalable solutions while coordinating with stakeholders and QA teams in a fast-paced, enterprise environment.

Qualifications

• 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 (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.

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#).
• Develop and 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.

Skills

Product modernization

React.js

ASP.NET Core Blazor

ASP.NET Web Forms

JavaScript

Legacy ASMX Web Services

MVC frameworks

NodeJS

Razor pages

Web Forms

Git

Education

Bachelor's degree in Computer Science

Tools

Git

Job description

Experience: 7.00 + years

Salary: Confidential (based on experience)

Expected Notice Period: 15 Days

Shift: (GMT-04:00) America/New_York (EDT)

Opportunity Type: Office ()

Placement Type: Full Time Permanent position(Payroll and Compliance to be managed by: EP)

*Note: This is a requirement for one of Uplers' client - EP

Must have skills required:

Product modernization, React.js., Asp.net core blazor, asp.net web forms, javascipts, Legacy ASMX Web Services., MVC frameworks, NodeJS/JavaScript, Razor pages, Web forms, JavaScript

EP is Looking for:

• 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#).
• Develop and 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:

• 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 (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 (or equivalent industry experience).

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:

• 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.

Interview Process:

• L1 with HM: Project walkthrough, Machine test & AI codebase
• L2- Director Round

About Uplers:

Our goal is to make hiring reliable, simple, and fast. Our role will be to help all our talents find and apply for relevant contractual onsite opportunities and progress in their career. We will support any grievances or challenges you may face during the engagement.

(Note: There are many more opportunities apart from this on the portal. Depending on the assessments you clear, you can apply for them as well).

So, if you are ready for a new challenge, a great work environment, and an opportunity to take your career to the next level, don't hesitate to apply today. We are waiting for you!