Senior Full-Stack Engineer - Enterprise Modernization & APIs

iSystems Ltd; Punjab; On-site; PKR 1,800,000 - 2,800,000; Full time

Job summary

Systems Ltd in Pakistan is seeking Senior Full Stack Engineers to contribute across an enterprise application landscape, spanning legacy systems and modernization initiatives, with a focus on delivering scalable web solutions.

You will design, develop, and maintain frontend and backend components using Angular, TypeScript, RxJS, .NET Framework / ASP.NET Core, and C#, integrate with REST APIs and databases, and collaborate with client teams in an Agile environment to ensure quality, performance,

Qualifications

• 5+ years of professional software engineering experience with strong Full Stack capabilities.
• Hands-on experience with Angular 18.1.2, TypeScript 5.4, RxJS 7.8, .NET Framework, ASP.NET Core, .NET MVC, .NET Web API, and C#.
• Strong understanding of RESTful APIs, databases, authentication/authorization, and enterprise integrations.
• Experience with legacy and modern systems, microservices, cloud, and CI/CD.
• Proven ability to own development tasks and deliver with minimal supervision.
• Experience with Agile/Scrum and distributed teams.
• Experience with Azure services, Azure DevOps, CI/CD pipelines, and cloud deployments.
• Experience with SQL Server/Azure SQL and NoSQL databases.
• Exposure to event-driven architecture and integration technologies like Azure Service Bus/Functions.
• Experience with performance optimization and enterprise modernization.
• Experience with large-scale enterprise, retail, supply chain, or POS applications.

Responsibilities

• Design, develop, enhance, and maintain enterprise-grade web applications across frontend and backend layers.
• Develop and maintain frontend applications using Angular, TypeScript, and RxJS.
• Design and develop backend services and APIs using .NET Framework, ASP.NET Core, .NET MVC, .NET Web API, and C#.
• Work across legacy POS applications and modern components, understanding architecture and dependencies.
• Integrate applications with REST APIs, databases, enterprise services, and third-party systems.
• Analyze codebases, troubleshoot issues, and implement solutions for stability and performance.
• Take end-to-end ownership of features from requirements to deployment and support.
• Collaborate with stakeholders and client teams for requirements and delivery coordination.
• Participate in code reviews, Agile ceremonies, and estimation/planning.
• Support production issues, debugging, root-cause analysis, and system stability.

Skills

Full Stack development

Angular TypeScript RxJS

C# ASP.NET Core

Microservices

Azure CI/CD

RESTful APIs

Agile/Scrum

Tools

Angular 18.1.2

TypeScript 5.4

RxJS 7.8

Azure DevOps

SQL Server/Azure SQL

Job description

Systems Ltd in Pakistan is seeking Senior Full Stack Engineers to contribute across an enterprise application landscape, spanning legacy systems and modernization initiatives, with a focus on delivering scalable web solutions.

You will design, develop, and maintain frontend and backend components using Angular, TypeScript, RxJS, .NET Framework / ASP.NET Core, and C#, integrate with REST APIs and databases, and collaborate with client teams in an Agile environment to ensure quality, performance,