API Web Service Developer

BelgiumBelgium·Brusselsmid
OtherDeveloper
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Quick Summary

Key Responsibilities

Participate in the development and evolution of applications and web services as part of the ABIS project,

Requirements Summary

Fluency in French or Dutch (passive knowledge of the second language required) and English.

Technical Tools
OtherDeveloper

Keystone Solutions is seeking a talented API Web Service Developer (PHP, Python, JS) for a consultancy mission at a client site. You will join a dynamic team that embraces innovative and agile processes (Scrum, DevOps, CI/CD) to design high-performance and scalable software solutions.


The project involves the Automated Biometric Identification System (ABIS), which is a system for storing, processing, and analyzing biometric data. Your role will be to replace and upgrade the existing system used by the federal police service, which operates 24/7 for thousands of field officers.


Responsibilities

~1 min read
  • Participate in the development and evolution of applications and web services as part of the ABIS project, focusing on the development of APIs and web services necessary for data exchange between various police applications and external partner services.
  • Contribute to technical analyses and collaborate with front-end and back-end developers within the ABIS team.
  • Design high-quality REST APIs.
  • Potential development of user interfaces (HTML, CSS, JS).

  • Attention to detail and rigor.
  • Problem-solving skills.
  • Autonomy.
  • Self-taught.
  • Quality orientation.

Requirements

~1 min read

Fluency in French or Dutch (passive knowledge of the second language required) and English.


Dutch or French
Level Native
English
Level Active knowledge

This is a full-time position (40 hours/week) with a requirement to be present in the office at least twice a week, depending on tasks and in agreement with the team. Remote work is allowed from home (within Belgium).


What We Offer

~1 min read

As a consultant at Keystone Solutions, you will experience dynamic projects that offer diverse challenges across various client environments. You will benefit from turbo-charged learning opportunities and a commitment to career growth within our framework. Being a

If you are ready to tackle technical and strategic challenges in a dynamic consultancy environment, apply today at Keystone Solutions Career Portal.


  • API, Webservices REST - Level: Confirmed - Most recent: Any time
  • Architecture logicielle - Level: Confirmed - Most recent: Any time
  • CI/CD, DevOps, GITLab - Level: Confirmed - Most recent: Any time
  • Développement PHP (expert) - Level: Confirmed - Most recent: Any time
  • Développement PYTHON - Level: Confirmed - Most recent: Any time
  • Sécurité applicative - Level: Confirmed - Most recent: Any time
  • SQL/NoSQL/PosGres - Level: Confirmed - Most recent: Any time
  • Tests automatisés - Level: Junior - Most recent: Any time

Location & Eligibility

Where is the job
Brussels, Belgium
On-site at the office
Who can apply
BE

Listing Details

First seen
June 18, 2026
Last seen
June 20, 2026

Posting Health

Days active
0
Repost count
0
Trust Level
51%
Scored at
June 18, 2026

Signal breakdown

freshnesssource trustcontent trustemployer trust
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keystone-solutionsAPI Web Service Developer