Senior Full Stack Engineer: Lead Architect & Coach

Madello; Belgique; Hybrid; USD 69,808 - 93,077; Full time

Job summary

A technology company is looking for a Senior Full Stack Developer to enhance their FOCUS platform. This role involves developing backend services using Node.js and building frontends with React while ensuring quality and architectural standards. The ideal candidate has a minimum of 5 years of experience in web development, strong backend and frontend skills, and is proficient in Dutch. The company promotes an Agile environment and values team collaboration, offering competitive compensation and growth opportunities.

Qualifications

• Minimum 5 years experience in development of web-based applications.
• Strong backend development experience with Node.js.
• Strong frontend experience with React.

Responsibilities

• Develop backend services using Node.js.
• Build performant and maintainable frontends in React.
• Work with PostgreSQL in production environments.

Skills

Backend development with Node.js

Frontend development with React

PostgreSQL experience

Dutch language proficiency (CEFR C2)

Coaching and leading development teams

Tools

Docker

AWS

Azure

Job description

Bruxelles, Belgium | Posted on 03/03/2026

The FOCUS platform supports administrative and operational processing of police case handling (assignments, file building, follow-up, reporting, and integrations with internal and external systems).

The system is business-critical and developed according to modern engineering principles within an Agile setup.

The client is looking for aSenior Full Stack Developerwith strong ownership mindset — someone who safeguards quality, architectural consistency, and technical maturity within the team.

Requirements

Develop backend services using Node.js (TypeScript-first approach).

Build performant and maintainable frontends in React.

Work with PostgreSQL in production environments.

Contribute to architecture decisions focusing on scalability and security.

Implement test automation and safeguard code quality.

Work in an Agile/Scrum team.

Contribute to improvement of ways-of-working.

Coach and guide fellow developers.

Take ownership of technical standards and development practices within the platform.

Must Have

Minimum 5 years experience in development of web-based applications.

Strong backend development experience with Node.js.

Strong frontend experience with React.

Experience with PostgreSQL and relational databases.

Dutch language proficiency – CEFR C2.

Willingness to sign NDA and IT Code of Conduct.

Should Have

Experience leading or coaching development teams.

Strong coding, testing and debugging capabilities.

Experience with Agile/Scrum methodology.

Experience with cloud platforms (AWS and/or Azure).

Experience with Docker and containerisation.

Experience with CI/CD pipelines and test automation.

Experience taking a leading role in Agile development environments.