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afarax

Senior Fullstack Typescript Engineer

afarax
Belgium · Contract · Mid-Senior

afarax is looking for a freelance Senior Fullstack Typescript Engineer. We need you!


The project:

Our client in the banking sector is looking for a Senior Fullstack Typescript Engineer to join their team.


Backend Development:

  • Design, develop, and maintain server-side applications using Node.js and Koa.
  • Ensure high performance and responsiveness to requests from the front-end using techniques like caching and parallelization
  • Monitor the performance and the availability of the applications


Frontend Development:

  • Build and enhance user interfaces using React and Web Components.
  • Collaborate with UI/UX designers to implement design systems and UI libraries.
  • Implement and manage microfrontend architectures to enable scalable and modular front-end solutions.


Cloud and DevOps:

  • Utilize Azure Cloud services and Azure Pipelines for continuous integration and deployment.
  • Work with containerization technologies like Docker and Kubernetes; experience with Istio is a plus.
  • Familiarity with DNS, certificates, networking and UNIX-systems


Project Management and Leadership:

  • Lead and mentor junior developers, fostering a culture of continuous learning and improvement.
  • Manage project timelines and deliverables, ensuring alignment with business goals.


Platform Engineering:

  • Adopt a platform engineering mindset to enhance scalability and reliability.
  • Create and update SDKs for application teams, focusing on ease of use and being opinionated yet flexible to cover a wide range of use cases.
  • Automate processes and improve system efficiency through innovative solutions.


Documentation and Process Improvement:

  • Write clear and comprehensive documentation for both technical and non-technical audiences.
  • Review and optimize existing processes to enhance productivity and quality.


Is this you?

  • Proven experience as a Senior/Lead Fullstack JavaScript Developer (10+ years with modern frameworks) with a strong focus on Node.js and Koa for backend, and React and Web Components for frontend.
  • Familiarity with Azure Cloud and Azure Pipelines is a plus.
  • Experience with Kubernetes, Docker, and Istio is highly desirable.
  • Experience with OpenTelemetry and Jaeger tracing is a plus.
  • Strong project management and leadership skills.
  • Experience in a platform engineering environment is advantageous.
  • Ability to write and maintain documentation (documentation as code but also functional documentation)
  • Knowledge of UI libraries and design systems is a plus.


How afarax supports you?

  • You benefit from our extensive network
  • You will have access to projects that fit your expertise
  • We help and support you throughout your project
  • We offer the possibility to build a valuable and lasting partnership

Check out more projects on: https://afarax.be/jobs/type/freelance/

Key Skills

Ranked by relevance

design systems kubernetes typescript docker react istio cloud ui continuous integration containerization javascript server unix dns
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Posted
Mar 28, 2025
Type
Contract
Level
Mid-Senior
Location
Brussels Region
Company
afarax

Industries

Banking Financial Services IT Services IT Consulting

Categories

Information Technology Consulting

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