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Principal Backend Engineer Job Opening In Bengaluru – Now Hiring Enjen AI - An Entity of Qrios Ventures


Job description

About Qrios Ventures


Qrios Ventures is a Bengaluru-based ERP and digital consulting firm, offering integrated enterprise solutions and brand transformation services.

We help manufacturing and job-work clients enhance efficiency through automation and structured operational workflows.


Role Overview


We are seeking an experienced Backend Software Developer with strong expertise in .NET Core and Node.Js to join our dynamic engineering team.

The ideal candidate should have a deep understanding of backend architecture, API development, databases, and cloud infrastructure.

You’ll collaborate closely with product managers, frontend developers, and DevOps engineers to design, build, and optimize scalable backend systems.


Key Responsibilities

  • Design, develop, and maintain robust, scalable, and secure RESTful / GraphQL APIs using .NET Core and Node.Js.
  • Work closely with frontend, mobile, and DevOps teams to ensure seamless integration and deployment.
  • Optimize application performance, scalability, and maintainability.
  • Implement microservices architecture, background jobs, and event-driven systems.
  • Integrate with SQL and NoSQL databases (e.G., SQL Server, PostgreSQL, MongoDB).
  • Write clean, maintainable, and well-documented code following coding standards and best practices.
  • Build and maintain automated CI/CD pipelines and support deployment to cloud environments(AWS/Azure/GCP).
  • Monitor application performance, troubleshoot issues, and propose improvements.
  • Participate in code reviews, design discussions, and architecture planning.
  • Ensure security best practices (authentication, authorization, data protection, OWASP compliance).

Primary Skills:

  • .NET Core (C#) – strong experience in building APIs and backend services.
  • Node.Js with frameworks such as Express.Js, NestJS, or Fastify.
  • Strong understanding of RESTful API design and microservices architecture.
  • Database expertise:
  • Relational: SQL Server, PostgreSQL, MySQL
  • NoSQL: MongoDB, Redis
  • Cloud Platforms: AWS or Azure (deployment, configuration, and cloud services integration).
  • Message Queues: RabbitMQ, Kafka, or Azure Service Bus.
  • Version Control: Git, GitHub/GitLab/Bitbucket.
  • Testing: Unit testing and integration testing (e.G., xUnit, Mocha, Jest, NUnit).
  • CI/CD Pipelines: Azure DevOps, GitHub Actions, or Jenkins.
  • Containerization: Docker, Kubernetes.
  • Security: JWT, OAuth 2.0, SSL/TLS, encryption techniques.


Good-to-Have Skills

  • Experience with serverless architectures (AWS Lambda, Azure Functions).
  • Knowledge of Domain-Driven Design (DDD) and Clean Architecture principles.
  • Familiarity with GraphQL APIs.
  • Experience with monitoring tools (ELK stack, Prometheus, Grafana, New Relic).
  • Exposure to Agile/Scrum methodologies.


Soft Skills

  • Strong analytical and problem-solving skills.
  • Excellent communication and collaboration abilities.
  • Proactive and ownership-driven mindset.
  • Ability to work in a fast-paced, dynamic environment.

Required Skill Profession

Computer Occupations


  • Job Details

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Unlock Your Principal Backend Potential: Insight & Career Growth Guide


Real-time Principal Backend Jobs Trends (Graphical Representation)

Explore profound insights with Expertini's real-time, in-depth analysis, showcased through the graph here. Uncover the dynamic job market trends for Principal Backend in Bengaluru, India, highlighting market share and opportunities for professionals in Principal Backend roles.

66867 Jobs in India
66867
6491 Jobs in Bengaluru
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Download Principal Backend Jobs Trends in Bengaluru and India

Are You Looking for Principal Backend Engineer Job?

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The Work Culture

An organization's rules and standards set how people should be treated in the office and how different situations should be handled. The work culture at Enjen AI - An Entity of Qrios Ventures adheres to the cultural norms as outlined by Expertini.

The fundamental ethical values are:

1. Independence

2. Loyalty

3. Impartiapty

4. Integrity

5. Accountabipty

6. Respect for human rights

7. Obeying India laws and regulations

What Is the Average Salary Range for Principal Backend Engineer Positions?

The average salary range for a varies, but the pay scale is rated "Standard" in Bengaluru. Salary levels may vary depending on your industry, experience, and skills. It's essential to research and negotiate effectively. We advise reading the full job specification before proceeding with the application to understand the salary package.

What Are the Key Qualifications for Principal Backend Engineer?

Key qualifications for Principal Backend Engineer typically include Computer Occupations and a list of qualifications and expertise as mentioned in the job specification. The generic skills are mostly outlined by the . Be sure to check the specific job listing for detailed requirements and qualifications.

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Interview Tips for Principal Backend Engineer Job Success

Enjen AI - An Entity of Qrios Ventures interview tips for Principal Backend Engineer

Here are some tips to help you prepare for and ace your Principal Backend Engineer job interview:

Before the Interview:

Research: Learn about the Enjen AI - An Entity of Qrios Ventures's mission, values, products, and the specific job requirements and get further information about

Other Openings

Practice: Prepare answers to common interview questions and rehearse using the STAR method (Situation, Task, Action, Result) to showcase your skills and experiences.

Dress Professionally: Choose attire appropriate for the company culture.

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Plan Your Commute: Allow ample time to arrive on time and avoid feeling rushed.

During the Interview:

Be Punctual: Arrive on time to demonstrate professionalism and respect.

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Answer Thoughtfully: Listen carefully, take a moment to formulate clear and concise responses. Highlight relevant skills and experiences using the STAR method.

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Follow Up: Send a thank-you email to the interviewer within 24 hours.

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Final Thought:

To prepare for your Principal Backend Engineer interview at Enjen AI - An Entity of Qrios Ventures, research the company, understand the job requirements, and practice common interview questions.

Highlight your leadership skills, achievements, and strategic thinking abilities. Be prepared to discuss your experience with HR, including your approach to meeting targets as a team player. Additionally, review the Enjen AI - An Entity of Qrios Ventures's products or services and be prepared to discuss how you can contribute to their success.

By following these tips, you can increase your chances of making a positive impression and landing the job!

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