Fullstack Node.js Developer

About the Position

Fyld is hiring: Node.js Developer

At Fyld, we believe the future is built with people, technology, and strong values. We are a Portuguese consulting company that operates with transparency, respect, and a focus on everyone’s growth. Here, every project is an opportunity to build real, scalable, and reliable software solutions.

Our philosophy? Code for Big Solutions - because we don’t just build software to make things work, we build solutions that transform businesses.

We’re looking for an experienced Node.js Developer with strong backend development skills and a passion for building scalable and high-quality applications.

By joining Fyld, you’ll be part of a team where every member is challenged to innovate, collaborate, and grow.

Responsibilities

• Design and develop scalable backend services
• Write clean, maintainable code
• Collaborate with frontend team
• Integrate RESTful APIs
• Work with relational databases like PostgreSQL and MySQL
• Implement asynchronous programming and event-driven architectures
• Write and maintain automated tests
• Ensure API security and web application security best practices
• Deploy applications using modern DevOps practices
• Troubleshoot technical issues and contribute to scalable solutions

Requirements

• Bachelor's degree in Computer Science, Software Engineering, Information Technology or a related field
• Proven professional experience as a Node.js Developer, Backend Developer or similar role
• Strong experience with Node.js and server-side JavaScript/TypeScript development
• Solid knowledge of TypeScript and/or JavaScript
• Experience with Node.js frameworks such as Express, NestJS, Fastify or similar
• Experience designing, developing, and integrating RESTful APIs
• Strong understanding of asynchronous programming and event-driven architectures
• Experience working with relational databases, particularly PostgreSQL, MySQL or similar
• Knowledge of SQL, data modelling, and database optimisation
• Familiarity with NoSQL databases, such as MongoDB, is valued
• Experience with Git and modern version control practices
• Experience writing and maintaining automated tests, using frameworks such as Jest or equivalent
• Understanding of API security and web application security best practices
• Experience with application deployment and modern DevOps practices
• Familiarity with Docker and containerised applications
• Ability to troubleshoot technical issues and contribute to scalable and maintainable solutions
• Experience working in Agile development environments
• Strong communication and collaboration skills
• Fluency in English

Nice to Have

• Experience with React or other frontend technologies
• Experience with GraphQL
• Knowledge of Kafka, RabbitMQ or other messaging systems
• Experience with microservices and distributed systems
• Experience with WebSockets or real-time applications
• Familiarity with AWS, Azure or GCP
• Experience with CI/CD platforms and cloud deployment
• Knowledge of Redis or other caching technologies
• Experience with observability tools such as OpenTelemetry, Prometheus or Grafana

We Offer

• A collaborative team that values individual progress
• Access to continuous training and certifications
• A culture of proximity, respect, and recognition
• Challenging, purpose-driven projects where your talent as a Node.js Developer has real impact

About the Company

Fyld is a Portuguese consulting company that operates with transparency, respect, and a focus on everyone’s growth. We believe in critical thinking, autonomy, and continuous growth. Our projects are purpose-driven, and we value meaningful solutions and real results.

📩 Want to be part of it? Send your CV to [email protected]

Fyld. Code for what really matters.