Senior Node.js Developer at BrainRocket

✨ The Stack take on this BrainRocket job

• 🏢 BrainRocket has 19 jobs here, 15 with visa sponsorship see all
• 🛂 Visa: Highly Qualified Professional permit. Education: Higher education degree guide
• 💡 No salary shown. Ask BrainRocket if it is above the minimum.

Updated 2026-11-05, from our data and official sources.

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About the role

Responsibilities:
- Develop and maintain the in-house platform using Node.js and Nest.js; design and implement new features from scratch.
- Integrate and manage 3rd-party APIs and ensure robust, well-documented interfaces.
- Build and optimise high-load services with SQL/NoSQL databases (MongoDB, MySQL) and caching (Redis).
- Implement REST, GraphQL and WebSocket endpoints following best practices and performance targets.
- Write and maintain automated tests (TDD principles) and participate in code reviews to ensure quality.
- Collaborate with cross-functional teams on CI/CD, deployments, and operational monitoring.

Requirements:
- 5+ years commercial experience with Node.js and Nest.js and strong ES6+ JavaScript knowledge.
- Proven experience in web development and building high-load services with SQL or NoSQL databases.
- Hands-on experience with REST, GraphQL and WebSockets and familiarity with testing frameworks.
- Practical knowledge of microservice architecture patterns, Git and messaging systems (RabbitMQ).
- Experience with Redis, MongoDB and MySQL in production environments.
- Intermediate English level; willingness to work onsite in Spain. Relocation support available.
- Nice-to-have: TypeScript, Kubernetes, CI/CD pipelines, container-based deployments and NATS.

Responsibilities

The developer will focus on in-house platform development and 3rd party API integrations. They will also actively participate in developing new features from scratch.

Requirements

Candidates must have 5+ years of commercial experience with Node.js, Nest.js, and web development. Strong knowledge of JavaScript, database management, and microservice architecture principles is required.

Key skills

• JavaScript — in 141 other listings on The Stack
• Node.js — in 172 other listings on The Stack
• Nest.js — in 6 other listings on The Stack
• SQL — in 545 other listings on The Stack
• NoSQL — in 52 other listings on The Stack
• REST — in 32 other listings on The Stack
• GraphQL — in 90 other listings on The Stack
• WebSockets — in 16 other listings on The Stack
• TDD
• Microservice architecture
• Git
• RabbitMQ
• Redis
• MongoDB
• MySQL
• TypeScript

Relocation terms mentioned in this listing

• relocation support

Quoted from the listing's text; confirm the details with BrainRocket.

On The Stack (as of 2026-11-05)

• BrainRocket has 18 other listings on The Stack, 14 of them marked as offering visa sponsorship.
• 76 visa-sponsored jobs in Spain on The Stack, posted in the last 60 days.

Frequently asked questions about BrainRocket

Is this Senior Node.js Developer role still open?

It was posted on 2026-04-30. Listings more than 30 days old may no longer be active, so check BrainRocket's site before applying.

Does BrainRocket offer visa sponsorship?

This listing is marked as offering visa sponsorship. Eligibility rules are set by the employer, so check the details on BrainRocket's site.

Where is this role located?

The listing gives the location as Valencia, Spain. It is marked on-site.

What skills does this role ask for?

The listing names: JavaScript, Node.js, Nest.js, SQL, NoSQL, REST, GraphQL, WebSockets, TDD, Microservice architecture, Git, RabbitMQ, Redis, MongoDB, MySQL, TypeScript.