Senior Node.js Developer

HumanIT Digital Consulting

Senior Node.js Developer building secure, high-performance cloud-native backend services. Owning delivery, monitoring, and troubleshooting for an international software engineering company.

Posted 8/25/2026full-timeRemote • 🇵🇹 PortugalSenior💰 €2,500 - €3,250 per monthWebsite

Core Competencies

Role fit

Core Competencies

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Demonstrates expertise in building secure and performant backend services using Node.js and TypeScript, with a strong focus on cloud-native solutions and Agile methodologies. Proficient in integrating various data stores and ensuring high code quality through testing and continuous delivery practices.

Highest-signal resume keywords

Node.js 18/20 LTSTypeScript 5.xAsynchronous WorkflowsAWS, GCP, or AzureUnit and Integration Testing

ATS Keywords

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Applicant Tracking System Keywords

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Hard Skills

Node.js 18/20 LTSTypeScript 5.xAsynchronous WorkflowsHTTP, REST, GraphQLUnit TestingIntegration TestingSQL (PostgreSQL 14+, MySQL 8)NoSQL (MongoDB 6+, DynamoDB, Redis 7)DockerCI/CD Pipeline

Soft Skills

Autonomous WorkTeam CollaborationCommunication

Tools & Technologies

JestVitestGitESLint 8+Prettier

Industry Keywords

Cloud-Native SolutionsAgile MethodologiesScrumKanbanECommerce Integration

Tech Stack

Tools & technologies

AWSAzureCloudDockerDynamoDBGoogle Cloud PlatformGraphQLJavaScriptJestMongoDBMySQLNode.jsNoSQLPostgresReactRedisSQLTypeScript

About the role

Key responsibilities & impact

Build highly performant and secure backend services used by thousands of customers and handling millions in monthly transaction revenue
Design and implement cloud-native solutions
Work closely with front-end engineers
Take full ownership of code from development through deployment, monitoring and production troubleshooting
Work in an Agile, iterative setup
Collect metrics and apply performance and platform-wide thinking
Contribute autonomously toward shared team goals

Requirements

What you’ll need

5+ years experience with Node.js 18/20 LTS and modern JavaScript (ES2022+)
Strong TypeScript 5.x skills, including typing of asynchronous and event-driven code
Proven track record building performant, resilient and secure backend services
Experience with asynchronous and event-driven workflows (queues, streams, pub/sub)
Deep understanding of HTTP, REST and/or GraphQL and service-oriented architectural patterns
Unit and integration testing experience with Jest, Vitest or equivalent, with maintained coverage
Git-based version control within a continuous delivery process
Comfortable working autonomously with little supervision towards shared team goals
Fluent English (written and spoken)
Portuguese language skills are preferred but not required
Hands-on experience with AWS, GCP or Azure is preferred
Experience with SQL (PostgreSQL 14+, MySQL 8) and NoSQL (MongoDB 6+, DynamoDB, Redis 7) data stores is preferred
React 18+ exposure is preferred
Experience with ESLint 8+, Prettier, static analysis and type checkers is preferred
Agile delivery experience with Scrum or Kanban is preferred
Integration work between warehouse management and eCommerce platforms is preferred
Docker and CI/CD pipeline experience is preferred

Benefits

Comp & perks

15th month salary
Health insurance covering your family
Birthday off
Mobility program for digital nomads
Real work-life balance
Full benefits (see https://www.humanit.pt/careers/#perks)