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Senior Python Developer

Posted 3 May 2025
Share:
Work experience
5 to 10 years
Full-time / part-time
Full-time
Job function
Degree level
Required language
English (Fluent)

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Join HAL24K and Change the World

READY TO CHANGE THE WORLD?

HAL24K offers operational and predictive intelligence solutions through a combination of advanced data science techniques and its SaaS-based HAL24K Dimension platform.

Dimension brings all the components of data science into one platform to enable customers to explore & analyze data, train models, create forecasters, develop APIs and visualize output from within a single platform.

Job Description

We are looking for a Senior Python Developer responsible for maintaining and developing our server-side processes. Your primary focus will be the maintenance of all server-side logic, ensuring high performance and responsiveness to requests from the front-end and between server-side components. You will form part of our international team based in our Amsterdam offices and must be eligible to work in The Netherlands.

Responsibilities

  • Collaboration with both the engineering team and stakeholders to translate requirements into functional features
  • Design, build, and maintain efficient, reusable, and reliable Python code
  • Ensure the best possible performance, quality, and responsiveness of applications
  • Identify bottlenecks and bugs, and devise solutions to these problems
  • Help maintain code quality, organization, and automatization

Skills

You will require excellent written and verbal English as this is an international working environment.

Must haves:

  • At least 5 years experience in working with Python and at least one Python web framework such as Fast API, Flask or Pyramid.
  • Understanding fundamental design principles behind a scalable application such as Domain Driven Design and micro-service architecture
  • Familiarity with document databases such as MongoDb
  • Confident to work on an agile environment

Other useful skills:

  • Knowledge of user authentication and authorization between multiple systems, servers, and environments
  • Knack for writing clean, readable Python code
  • Implementing automated testing platforms and unit tests
  • Proficient understanding of code versioning tools like Git
  • Familiarity with continuous integration
  • Familiarity with Cloud deployments

This is a chance to get in early and be part of a team of ambitious software engineers and data scientists who are creating software and solutions for real-world city-scale AI projects.

We want to change lives for the better and if you do too, we’d love to hear from you.

HAL24K is a Data Intelligence scale-up delivering operational and predictive intelligence to cities, countries and companies. It combines advanced data science techniques with modelling, analysis and visualization to enable real-time data-driven decision making in complex and multidimensional environments.

IT
Amsterdam
25 employees