Full Stack Web Developer

Lokki Henkilöstöpalvelut Oy
Finland, 00100
Full time
Temporary
Updated: 1/16/2026
Contact Employer

Full Stack Web Developer

Conditions

  • The assignment starts between January and February as per the contract.
  • The contract duration is estimated to be at least until the end of the first year.
  • Location: Helsinki, Jyväskylä, Oulu.
  • Allocation: 100%.
  • Competitive salary and good employee benefits are offered.
  • Include salary expectations in the application.

Tasks

  • Take ownership of the continued development of the internal web framework (Lense) and associated web applications (Diary, RCA, 5S, and Autoprod WebClient).
  • Develop and maintain both frontend and backend components of the Lense web framework.
  • Support general project activities and collaborate with other developers.
  • Provide technical input to related initiatives, such as the Operations Logbook.

Requirements

  • Strong proficiency in JavaScript and TypeScript.
  • Strong proficiency and experience with backend development using Node.js and npm libraries (e.g., Koa/Express).
  • Experience with Lit, React, and modern web development practices.
  • Familiarity with Redux and Redux Saga for state management.
  • Experience with PLSQL and working with Oracle databases.
  • Experience with Agile software development principles and practices.
  • Ability to work independently across the full stack and take ownership of complex components.
  • Knowledge and experience in containerization technologies (Docker, Kubernetes).
  • Knowledge and proficiency in GIT version control.
  • Experience with automated testing frameworks (e.g., playwright).
  • Proficiency in designing and consuming RESTful APIs.
  • Fluent written and spoken Finnish.

Preferred

  • Experience with MES systems.
  • Familiarity with internal tooling or industrial software environments.
  • Understanding of CI/CD pipelines and modular package development.
  • Hands-on experience with Webpack or similar bundling tools.

Benefits

  • Versatile assignment where every day is different and interesting.
  • Support from a dedicated human resources consultant throughout the employment relationship.

Other information

  • We are looking for a Full Stack Web Developer for our client.
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