Principal Software Engineer - Fullstack

JOB SUMMARY:

The Principal Software Engineer plays a pivotal role in leading the design and development of scalable, secure, and high-performance full-stack applications. This role requires deep expertise in both backend development using Microsoft .NET technologies and frontend development using React. The ideal candidate will be a hands-on technical leader who can architect, implement, and optimize end-to-end solutions while mentoring team members and driving engineering excellence.

ESSENTIAL RESPONSIBILITIES AND DUTIES:

• Translate business requirements into conceptual architecture and high-level estimates.
• Design, develop, and maintain SaaS applications using:

• Microsoft C# .NET Core / .NET 6+

• React.js

  ,

  TypeScript

  ,

  Redux

• ASP.NET MVC 3.0+

  ,

  Web API

• HTML5

  ,

  JavaScript

  ,

  CSS3

• Microservices architecture

• REST/SOAP APIs

  ,

  WCF

  ,

  GraphQL

  (preferred)
• Build responsive, accessible, and performant UIs using modern frontend frameworks.
• Implement backend services, data access layers, and business logic with a focus on scalability and maintainability.
• Work with relational and NoSQL databases (e.g., MSSQL Server, PostgreSQL, MongoDB).
• Utilize cloud platforms (Azure/AWS) and container technologies (Docker, Kubernetes, OpenShift).
• Apply best practices in object-oriented design, performance tuning, and unit testing.
• Participate in peer code reviews and provide mentorship to junior developers.
• Collaborate with cross-functional teams including Product, QA, and DevOps.
• Ensure adherence to SDLC, security, and Agile methodologies (Scrum, Kanban).
• Author and review technical documentation and architectural diagrams.
• Lead technical discussions and influence architectural decisions across teams.

QUALIFICATIONS:

• Bachelors degree in Computer Science, Engineering, or related field.
• 15+ years of professional software development experience.
• Proven experience in full-stack development with strong backend and frontend skills.
• Expertise in:

• C#

  ,

  .NET Core

  ,

  Entity Framework

• React.js

  ,

  TypeScript

  ,

  Redux

• RESTful APIs

  ,

  WCF

  ,

  WebSockets

• SQL/NoSQL databases

• Cloud platforms

  (Azure or AWS)

• CI/CD pipelines

  ,

  Git

  ,

  DevOps practices

• Familiarity with:

• Docker

  ,

  Kubernetes

  ,

  OpenShift

• JasperSoft

  ,

  Redis

  ,

  ActiveMQ

• Cross-platform development

  (Windows/Linux)
• Strong understanding of software design patterns, SOLID principles, and clean architecture.
• Excellent communication, leadership, and team collaboration skills.
• Experience mentoring and guiding development teams.