Senior Fullstack Engineer

Backend Developer

Responsibilities

• Backend Development: Design, develop, and maintain backend systems and APIs using C# and ASP.NET.

• Frontend Development: Build and maintain responsive, user-friendly front-end features and components using Angular and TypeScript, integrating them with backend APIs.

• Microservices Architecture: Develop and deploy modular, scalable services using microservices patterns.

• API Design & Integration: Build secure and efficient RESTful APIs, integrating with internal and third-party systems.

• Database Management: Work with PostgreSQL and MSSQL to design schemas, optimize performance, and ensure data integrity.

• Cloud Development: Deploy and manage services in Microsoft Azure, leveraging cloud-native features such as Azure App Services, Functions, and SQL Database.

• Testing & Code Quality: Write and maintain unit tests to ensure code reliability; participate in peer code reviews and enforce clean code standards and SOLID principles.

• Performance Optimization: Utilize Redis to cache frequently accessed data. Identify and resolve bottlenecks to ensure high system performance and reliability.

• Security: Implement security best practices across APIs, data handling, and authentication/authorization flows.

• Collaboration: Work cross-functionally with frontend, QA, DevOps, and product teams to deliver end-to-end solutions.

• Continuous Improvement: Contribute to architectural discussions, propose enhancements, and reduce technical debt.

Minimum Qualifications

• Candidate must be located in India.

• 7+ years of professional experience in backend software development.

• Strong expertise in ASP.NET 6+ (preferably ASP.NET 8+) and C#.

• Hands-on experience building front-end applications with Angular and TypeScript.

• Proven experience with RESTful API development and microservices architecture.

• Proficiency with PostgreSQL, MSSQL, and Redis.

• Hands-on experience with Microsoft Azure cloud services and deployment pipelines.

• Experience writing unit tests using tools such as xUnit, NUnit, or MSTest.

• Familiarity with CI/CD pipelines, Git, and modern DevOps workflows.

• Excellent problem-solving, communication, and collaboration skills.

• Self-motivated, proactive, and comfortable working independently in a remote environment.

Preferred Qualifications

• Experience with containerization (Docker, Kubernetes).

• Familiarity with Azure Functions and other serverless architectures.

• Exposure to other frontend technologies (e.g., React) is a plus.

• Bachelor's or Master's degree in Computer Science, Engineering, or a related field.

Hiring Process

Our hiring process is designed to be thoughtful, efficient, and focused on both technical ability and team fit:

1. 30-minute virtual screen with our recruiter
2. 60-minute live technical interview 1
3. 60-minute live technical interview 2

About Tech9

At Tech9, we are driven by a clear mission—to empower organizations with AI-centered solutions that make them more adaptable, efficient, and future-ready. With proven expertise in product strategy, UX design, cloud architecture, and AI, our teams deliver purpose-built software that meets today's needs and anticipates tomorrow's challenges.

Headquartered in Utah, Tech9 experts collaborate across the United States, Latin America, and India. We offer a remote working environment with a collaborative and supportive culture, allowing you to focus on what you do best.

If you're excited by the opportunity to work in a fast-paced, innovative environment where scaling and building the future of software is key, we'd love to hear from you. Join us as we work together to redefine the world of software development.