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Senior Backend (Node+Python) Engineer Job Opening In Portugal – Now Hiring Kake


Job description

We’re looking for a Senior Backend Engineer to join one of our key partners in building the next generation of digital commerce infrastructure.

This role focuses on creating high-performance, scalable backend services that power mission-critical features for large-scale retailers and digital platforms.

You will be part of a team shaping backend architecture, ensuring reliability under high transaction volume, and driving continuous innovation in a cloud-native environment.

Responsibilities

  • Design, build, and maintain backend services and APIs using Node.js and Python.

  • Develop scalable and reliable systems capable of supporting high-traffic environments.

  • Implement data validation and service architecture using frameworks such as FastAPI and Pydantic.

  • Optimize and manage relational databases using PostgreSQL, ensuring performance and data integrity.

  • Deploy, monitor, and scale services in Google Cloud Platform, using best practices for cloud-native development.

  • Integrate backend services with Firebase for authentication, messaging, or real-time features.

  • Collaborate with cross-functional teams to define technical requirements and contribute to architectural decisions.

  • Troubleshoot production issues, identify bottlenecks, and implement long-term solutions for system reliability.

Requirements

  • 5+ years of professional experience in backend engineering with Node.js and Python.

  • Strong expertise with PostgreSQL (schema design, indexing, query optimization, performance tuning).

  • Experience building RESTful APIs and backend services in production environments.

  • Hands‑on experience with FastAPI and Pydantic, or equivalent Python frameworks.

  • Experience deploying and managing applications on Google Cloud Platform.

  • Familiarity with Firebase services (authentication, cloud messaging, or data synchronization).

Nice to Have

  • Experience working with microservices or event‑driven architectures.

  • Knowledge of messaging systems (Kafka, Pub/Sub, RabbitMQ).

  • Experience with Docker, Kubernetes, or CI/CD pipelines.

  • Familiarity with observability tools and monitoring best practices.

Seniority Level

Mid-Senior level

Employment Type

Full-time

Job Function

Information Technology

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Required Skill Profession

Ti E Tecnologia


  • Job Details

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Unlock Your Senior Backend Potential: Insight & Career Growth Guide


Real-time Senior 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 Senior Backend in , , Portugal, Portugal, highlighting market share and opportunities for professionals in Senior Backend roles.

2564 Jobs in Portugal
2564
349 Jobs in , , Portugal
349
Download Senior Backend Jobs Trends in , , Portugal and Portugal

Are You Looking for Senior Backend (Node+Python) 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 Kake 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 Portugal laws and regulations

What Is the Average Salary Range for Senior Backend (Node+Python) Engineer Positions?

The average salary range for a varies, but the pay scale is rated "Standard" in Portugal. 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.

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Key qualifications for Senior Backend (Node+Python) Engineer typically include Ti E Tecnologia 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 Senior Backend (Node+Python) Engineer Job Success

Kake interview tips for Senior Backend (Node+Python) Engineer

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Before the Interview:

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Other Openings

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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 Senior Backend (Node+Python) Engineer interview at Kake, research the company, understand the job requirements, and practice common interview questions.

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

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