Internal Tools Engineer: Low-Code, Data Models & Automation

Basic Fit International B.V.; Hoofddorp; Hybrid; EUR 40,667 - 55,800; Full time

Benefits offered by this job

GoodHabitz access

LinkedIn Learning

Career growth

Remote work allowance

Pension plan

Gym access

Travel allowance

Bike plan

Job summary

Basic Fit International B.V. is seeking a developer to design and build internal business systems, including workflow‑driven applications, data models and smart interfaces.

You will develop end‑to‑end internal tools using low‑code platforms, Postgres, SQL and JavaScript, collaborate with stakeholders, and ensure security and maintainability from the start.

Join an international, informal culture with learning benefits, hybrid work and opportunities to own projects from concept to live solution.

Qualifications

• Experience delivering internal tools or business systems end-to-end.
• Hands-on experience with low-code platforms.
• Confidence with Postgres and solid SQL knowledge.
• Working knowledge of JavaScript.
• Understanding of APIs, integrations and backend workflows.
• Ability to break down messy business processes into structured solutions.
• Awareness of security, permissions, maintainability and performance — from the start.
• Practical mindset: move fast without losing structure.

Responsibilities

• Translate business needs into clear system designs.
• Build end-to-end internal tools and workflow-driven applications using low-code platforms and Postgres.
• Work closely with stakeholders to understand processes and improve ways of working.
• Model data with Postgres data models that fit processes and users.
• Write solid SQL and JavaScript to structure and extend data solutions.
• Consider permissions, validation, auditability and edge cases from the outset.
• Iterate quickly in response to feedback and evolving needs.
• Own projects from concept to live, reliable solutions.

Skills

Low-code platforms

PostgreSQL

SQL

JavaScript

APIs & integrations

Requirements gathering

Security & maintainability

Tools

PostgreSQL

Job description

Basic Fit International B.V. is seeking a developer to design and build internal business systems, including workflow‑driven applications, data models and smart interfaces.

You will develop end‑to‑end internal tools using low‑code platforms, Postgres, SQL and JavaScript, collaborate with stakeholders, and ensure security and maintainability from the start.

Join an international, informal culture with learning benefits, hybrid work and opportunities to own projects from concept to live solution.