Know ATS Score
CV/Résumé Score
  • Expertini Resume Scoring: Our Semantic Matching Algorithm evaluates your CV/Résumé before you apply for this job role: Senior Backend (Node+Python) Engineer.
Portugal Jobs Expertini

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

Senior Backend (Node+Python) Engineer



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

#J-18808-Ljbffr


Required Skill Profession

Ti E Tecnologia



Your Complete Job Search Toolkit

✨ Smart • Intelligent • Private • Secure

Start Using Our Tools

Join thousands of professionals who've advanced their careers with our platform

Rate or Report This Job
If you feel this job is inaccurate or spam kindly report to us using below form.
Please Note: This is NOT a job application form.


    Unlock Your Senior Backend Potential: Insight & Career Growth Guide