Lead Dotnet Developer/ Senior Dotnet Developer

OwlSure; Hyderabad; On-site; INR 1,200,000 - 2,000,000; Full time

Job summary

OwlSure is seeking a Senior ASP.NET Developer to design, develop, and maintain web applications and backend services. The role focuses on ASP.NET Webforms, RESTful API design, and .NET Core.

The ideal candidate will work with cross-functional teams to translate requirements into scalable solutions, while optimizing performance, security, and data access through Oracle databases.

Qualifications

• Strong proficiency in ASP.NET Webforms.
• Hands-on experience in .NET Core development.
• Experience with RESTful APIs and MVC.
• Strong Oracle database experience (Packages, procedures, functions, indexing).
• Understanding of SDLC, version control (TFS), and deployment hosting.
• Ability to troubleshoot and optimize performance and security.
• Experience integrating applications with third-party APIs.

Responsibilities

• Develop, maintain, and enhance web applications using ASP.NET Webforms.
• Design and implement RESTful APIs for internal and external system integrations.
• Build backend services and microservices using .NET Core.
• Collaborate with QA, Product, Business Analysts to translate requirements into technical solutions.
• Optimize application performance, scalability, and security.
• Troubleshoot and resolve technical issues, bugs, and bottlenecks.
• Write clean, maintainable, and well-documented code following standards.
• Participate in code reviews and contribute to continuous improvement.
• Work with Oracle databases for data modelling, stored procedures, and query optimization.

Skills

ASP.NET Webforms

.NET Core

Webforms & MVC

RESTful APIs

C#

OOP concepts

Design patterns

Oracle databases

SDLC

TFS

Application Hosting

Third-party API integration

Problem-solving

Performance optimization

Tools

TFS

Oracle SQL

PL/SQL

Job description

We are seeking a skilled Senior ASP.NET Developer with hands‑on experience in ASP.NET Webforms, RESTful API development, and .NET Core. The ideal candidate will be responsible for designing, developing, and maintaining high‑quality web applications and backend services.

Key Responsibilities:

• Develop, maintain, and enhance web applications using ASP.NET Webforms.
• Design and implement RESTful APIs for internal and external system integrations.
• Build backend services and microservices using .NET Core.
• Collaborate with cross-functional teams (QA, Product, Business Analysts) to understand requirements and translate them into technical solutions.
• Optimize application performance, scalability, and security.
• Troubleshoot and resolve technical issues, bugs, and performance bottlenecks.
• Write clean, maintainable, and well-documented code following coding standards and best practices.
• Participate in code reviews and contribute to continuous improvement initiatives.
• Work with Oracle databases (PLSQL/Oracle) for data modelling, stored procedures, and query optimization.

Required Skills & Qualifications

• Strong proficiency in ASP.NET Webforms
• Hands-on experience in .NET Core
• Hands-on experience on Webforms & MVC
• Solid understanding and development experience of RESTful APIs.
• Good knowledge of C#, OOP concepts, and design patterns.
• Strong experience with Oracle database (Packages, stored procedures, functions, indexing).
• Understanding of SDLC, TFS, Application Hosting.
• Problem-solving mindset with the ability to work in a fast-paced environment.
• Experience in integrating applications with third-party APIs or systems.

Preferred / Good to Have

• Experience in the Health Claim / Health Insurance domain.