Senior Software Engineer - .NET & React (Onsite, Islamabad, PKR Salary)

Requirements:

• 6+ years of professional software development experience.
• Experience with modern frontend technologies such as JavaScript, React, and TypeScript.
• Strong proficiency in building complex applications using C#, .NET Core/.NET 6+, and ASP.NET MVC/Web API.
• Solid understanding of HTML, CSS, and core web development principles.
• Experience with database systems such as SQL Server, SQS, and SNS, including writing and maintaining complex queries.
• Strong expertise in frontend development, UI/UX best practices, and state management.
• Hands-on experience with API integrations, RESTful services, and external data systems.
• Strong understanding of software architecture, design patterns, and the application development lifecycle.
• Proficiency with Git and modern CI/CD practices.
• Familiarity with cloud platforms (AWS preferred or similar environments).
• Experience working with LLM APIs (OpenAI, Bedrock, Azure, Anthropic), LLM API calls, RAG, queues, caching, logging, and API orchestration.
• Excellent problem-solving skills and the ability to collaborate effectively in a team environment.
• Strong understanding of Agile methodologies, microservice design, SOLID principles, and writing testable, decoupled code.

Responsibilities:

• Develop, maintain, and optimize frontend applications using modern JavaScript frameworks.
• Build responsive, user-friendly interfaces and ensure high performance across browsers and devices.
• Collaborate with backend engineers working on C#/.NET systems to develop seamless API integrations.
• Implement and consume RESTful APIs and external data services.
• Participate in architectural discussions, suggest improvements, and contribute to technical decision-making.
• Write clean, maintainable, and well-tested code following industry best practices.
• Work closely with designers, product managers, and QA teams to deliver high-quality features.
• Mentor junior developers and actively participate in code reviews.