Backend Developer (NodeJS)

Komodo Consulting

Portugal · Full-time · Not Applicable

About Us

Komodo Consulting is a technology and strategy firm specializing in Digital Transformation. Operating in Portugal and Poland, we provide IT Consulting & Nearshore services. We support both public and private sector organizations through two main areas:

Consulting — with a focus on strategy, investment analysis, and digital process improvement;
IT Team Augmentation — helping clients scale and strengthen their tech teams.

The project

We are looking for a Backend Developer (NodeJS) to work on a project within Data & Privacy.

You will:

Backend-for-Frontend (BFF) & API Integration

Develop and maintain the BFF layer that interacts with backend services via REST APIs and streaming architectures, and Nodejs.
Work with API Gateways (e.g., AWS API Gateway, Kong, Apigee) to manage API requests efficiently.
Implement caching strategies, request aggregation, and API optimizations.
Ensure secure API communication using OAuth2, JWT, and best API security practices.

Streaming & Event-Driven Architecture

Integrate real-time data streams using Kafka, WebSockets, or event-driven frameworks.
Implement event-driven features to enhance real-time interactions and scalability.

Collaboration & Best Practices

Work within an agile team with short iterations and frequent releases.
Contribute to technical decisions regarding frontend architecture, API integrations, and BFF design.
Keep the technical documentation up to date.
Provide mentorship and technical guidance to peers

Nice to Have

Experience with Micro Frontends.
Knowledge of server-side rendering (SSR) and static site generation (SSG).
Familiarity with infrastructure as code (Terraform, AWS CDK).
Hands-on experience with observability tools (Datadog, Prometheus, Grafana).
Experience with Protobuf conversion to/from JSON.

Location

Lisbon (Hybrid with 2 days in the office)

Key Skills

Ranked by relevance

aws infrastructure as code prometheus terraform datadog server kafka

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